Updated the alias and balance functionality to match master

.gitignore

@@ -7,3 +7,4 @@ cmd/.state/
 id_*
 *.gdbm
 *.log
+user-data

handlers/application/account_status.go

@@ -0,0 +1,122 @@
+package application
+
+import (
+	"context"
+	"fmt"
+	"strconv"
+
+	"git.defalsify.org/vise.git/db"
+	"git.defalsify.org/vise.git/resource"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+)
+
+// CheckAccountStatus queries the API using the TrackingId and sets flags
+// based on the account status.
+func (h *MenuHandlers) CheckAccountStatus(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+
+	flag_account_success, _ := h.flagManager.GetFlag("flag_account_success")
+	flag_account_pending, _ := h.flagManager.GetFlag("flag_account_pending")
+	flag_api_error, _ := h.flagManager.GetFlag("flag_api_call_error")
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	store := h.userdataStore
+	publicKey, err := store.ReadEntry(ctx, sessionId, storedb.DATA_PUBLIC_KEY)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to read publicKey entry with", "key", storedb.DATA_PUBLIC_KEY, "error", err)
+		return res, err
+	}
+
+	r, err := h.accountService.TrackAccountStatus(ctx, string(publicKey))
+	if err != nil {
+		res.FlagSet = append(res.FlagSet, flag_api_error)
+		logg.ErrorCtxf(ctx, "failed on TrackAccountStatus", "error", err)
+		return res, nil
+	}
+
+	res.FlagReset = append(res.FlagReset, flag_api_error)
+
+	if r.Active {
+		res.FlagSet = append(res.FlagSet, flag_account_success)
+		res.FlagReset = append(res.FlagReset, flag_account_pending)
+	} else {
+		res.FlagReset = append(res.FlagReset, flag_account_success)
+		res.FlagSet = append(res.FlagSet, flag_account_pending)
+	}
+
+	return res, nil
+}
+
+func (h *MenuHandlers) CheckAccountCreated(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	flag_language_set, _ := h.flagManager.GetFlag("flag_language_set")
+	flag_account_created, _ := h.flagManager.GetFlag("flag_account_created")
+
+	store := h.userdataStore
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	_, err := store.ReadEntry(ctx, sessionId, storedb.DATA_PUBLIC_KEY)
+	if err != nil {
+		if db.IsNotFound(err) {
+			// reset major flags
+			res.FlagReset = append(res.FlagReset, flag_language_set)
+			res.FlagReset = append(res.FlagReset, flag_account_created)
+
+			return res, nil
+		}
+
+		return res, nil
+	}
+
+	res.FlagSet = append(res.FlagSet, flag_account_created)
+	return res, nil
+}
+
+// CheckBlockedStatus:
+// 1. Checks whether the DATA_SELF_PIN_RESET is 1 and sets the flag_account_pin_reset
+// 2. resets the account blocked flag if the PIN attempts have been reset by an admin.
+func (h *MenuHandlers) CheckBlockedStatus(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	store := h.userdataStore
+
+	flag_account_blocked, _ := h.flagManager.GetFlag("flag_account_blocked")
+	flag_account_pin_reset, _ := h.flagManager.GetFlag("flag_account_pin_reset")
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	res.FlagReset = append(res.FlagReset, flag_account_pin_reset)
+
+	selfPinReset, err := store.ReadEntry(ctx, sessionId, storedb.DATA_SELF_PIN_RESET)
+	if err == nil {
+		pinResetValue, _ := strconv.ParseUint(string(selfPinReset), 0, 64)
+		if pinResetValue == 1 {
+			res.FlagSet = append(res.FlagSet, flag_account_pin_reset)
+		}
+	}
+
+	currentWrongPinAttempts, err := store.ReadEntry(ctx, sessionId, storedb.DATA_INCORRECT_PIN_ATTEMPTS)
+	if err != nil {
+		if !db.IsNotFound(err) {
+			return res, nil
+		}
+	}
+
+	pinAttemptsValue, _ := strconv.ParseUint(string(currentWrongPinAttempts), 0, 64)
+	if pinAttemptsValue == 0 {
+		res.FlagReset = append(res.FlagReset, flag_account_blocked)
+		return res, nil
+	}
+
+	return res, nil
+}

handlers/application/account_status_test.go

@@ -0,0 +1,135 @@
+package application
+
+import (
+	"context"
+	"testing"
+
+	"git.defalsify.org/vise.git/resource"
+	"git.grassecon.net/grassrootseconomics/sarafu-api/models"
+	"git.grassecon.net/grassrootseconomics/sarafu-api/testutil/mocks"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+	"github.com/alecthomas/assert/v2"
+)
+
+func TestCheckAccountStatus(t *testing.T) {
+	sessionId := "session123"
+	ctx, store := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		t.Logf(err.Error())
+	}
+	flag_account_success, _ := fm.GetFlag("flag_account_success")
+	flag_account_pending, _ := fm.GetFlag("flag_account_pending")
+	flag_api_error, _ := fm.GetFlag("flag_api_call_error")
+
+	tests := []struct {
+		name           string
+		publicKey      []byte
+		response       *models.TrackStatusResult
+		expectedResult resource.Result
+	}{
+		{
+			name:      "Test when account is on the Sarafu network",
+			publicKey: []byte("TrackingId1234"),
+			response: &models.TrackStatusResult{
+				Active: true,
+			},
+			expectedResult: resource.Result{
+				FlagSet:   []uint32{flag_account_success},
+				FlagReset: []uint32{flag_api_error, flag_account_pending},
+			},
+		},
+		{
+			name:      "Test when the account is not yet on the sarafu network",
+			publicKey: []byte("TrackingId1234"),
+			response: &models.TrackStatusResult{
+				Active: false,
+			},
+			expectedResult: resource.Result{
+				FlagSet:   []uint32{flag_account_pending},
+				FlagReset: []uint32{flag_api_error, flag_account_success},
+			},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			mockAccountService := new(mocks.MockAccountService)
+
+			h := &MenuHandlers{
+				userdataStore:  store,
+				accountService: mockAccountService,
+				flagManager:    fm,
+			}
+
+			err = store.WriteEntry(ctx, sessionId, storedb.DATA_PUBLIC_KEY, []byte(tt.publicKey))
+			if err != nil {
+				t.Fatal(err)
+			}
+
+			mockAccountService.On("TrackAccountStatus", string(tt.publicKey)).Return(tt.response, nil)
+
+			// Call the method under test
+			res, _ := h.CheckAccountStatus(ctx, "check_account_status", []byte(""))
+
+			// Assert that no errors occurred
+			assert.NoError(t, err)
+
+			//Assert that the account created flag has been set to the result
+			assert.Equal(t, res, tt.expectedResult, "Expected result should be equal to the actual result")
+		})
+	}
+}
+
+func TestCheckBlockedStatus(t *testing.T) {
+	ctx, store := InitializeTestStore(t)
+	sessionId := "session123"
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		t.Logf(err.Error())
+	}
+	flag_account_blocked, _ := fm.GetFlag("flag_account_blocked")
+	flag_account_pin_reset, _ := fm.GetFlag("flag_account_pin_reset")
+
+	h := &MenuHandlers{
+		userdataStore: store,
+		flagManager:   fm,
+	}
+
+	tests := []struct {
+		name                    string
+		currentWrongPinAttempts string
+		expectedResult          resource.Result
+	}{
+		{
+			name:                    "Currently blocked account",
+			currentWrongPinAttempts: "4",
+			expectedResult: resource.Result{
+				FlagReset: []uint32{flag_account_pin_reset},
+			},
+		},
+		{
+			name:                    "Account with 0 wrong PIN attempts",
+			currentWrongPinAttempts: "0",
+			expectedResult: resource.Result{
+				FlagReset: []uint32{flag_account_pin_reset, flag_account_blocked},
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if err := store.WriteEntry(ctx, sessionId, storedb.DATA_INCORRECT_PIN_ATTEMPTS, []byte(tt.currentWrongPinAttempts)); err != nil {
+				t.Fatal(err)
+			}
+
+			res, err := h.CheckBlockedStatus(ctx, "", []byte(""))
+
+			assert.NoError(t, err)
+			assert.Equal(t, tt.expectedResult, res)
+		})
+	}
+}

handlers/application/alias.go

@@ -0,0 +1,135 @@
+package application
+
+import (
+	"bytes"
+	"context"
+	"fmt"
+	"unicode"
+
+	"git.defalsify.org/vise.git/db"
+	"git.defalsify.org/vise.git/resource"
+
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+)
+
+// RequestCustomAlias requests an ENS based alias name based on a user's input,then saves it as temporary value
+func (h *MenuHandlers) RequestCustomAlias(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var alias string
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	if string(input) == "0" {
+		return res, nil
+	}
+
+	flag_api_error, _ := h.flagManager.GetFlag("flag_api_call_error")
+	flag_alias_unavailable, _ := h.flagManager.GetFlag("flag_alias_unavailable")
+
+	store := h.userdataStore
+	aliasHint, err := store.ReadEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE)
+	if err != nil {
+		if db.IsNotFound(err) {
+			return res, nil
+		}
+		return res, err
+	}
+	//Ensures that the call doesn't happen twice for the same alias hint
+	if !bytes.Equal(aliasHint, input) {
+		err = store.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(string(input)))
+		if err != nil {
+			return res, err
+		}
+		publicKey, err := store.ReadEntry(ctx, sessionId, storedb.DATA_PUBLIC_KEY)
+		if err != nil {
+			if db.IsNotFound(err) {
+				return res, nil
+			}
+		}
+		sanitizedInput := sanitizeAliasHint(string(input))
+		// Check if an alias already exists
+		existingAlias, err := store.ReadEntry(ctx, sessionId, storedb.DATA_ACCOUNT_ALIAS)
+		if err == nil && len(existingAlias) > 0 {
+			logg.InfoCtxf(ctx, "Current alias", "alias", string(existingAlias))
+
+			unavailable, err := h.isAliasUnavailable(ctx, sanitizedInput)
+			if err == nil && unavailable {
+				res.FlagSet = append(res.FlagSet, flag_alias_unavailable)
+				res.FlagReset = append(res.FlagReset, flag_api_error)
+				return res, nil
+			}
+
+			res.FlagReset = append(res.FlagReset, flag_alias_unavailable)
+
+			// Update existing alias
+			aliasResult, err := h.accountService.UpdateAlias(ctx, sanitizedInput, string(publicKey))
+			if err != nil {
+				res.FlagSet = append(res.FlagSet, flag_api_error)
+				logg.ErrorCtxf(ctx, "failed to update alias", "alias", sanitizedInput, "error", err)
+				return res, nil
+			}
+			alias = aliasResult.Alias
+			logg.InfoCtxf(ctx, "Updated alias", "alias", alias)
+		} else {
+			logg.InfoCtxf(ctx, "Registering a new alias", "err", err)
+
+			unavailable, err := h.isAliasUnavailable(ctx, sanitizedInput)
+			if err == nil && unavailable {
+				res.FlagSet = append(res.FlagSet, flag_alias_unavailable)
+				res.FlagReset = append(res.FlagReset, flag_api_error)
+				return res, nil
+			}
+
+			res.FlagReset = append(res.FlagReset, flag_alias_unavailable)
+
+			// Register a new alias
+			aliasResult, err := h.accountService.RequestAlias(ctx, string(publicKey), sanitizedInput)
+			if err != nil {
+				res.FlagSet = append(res.FlagSet, flag_api_error)
+				logg.ErrorCtxf(ctx, "failed to retrieve alias", "alias", sanitizedInput, "error_alias_request", err)
+				return res, nil
+			}
+			res.FlagReset = append(res.FlagReset, flag_api_error)
+
+			alias = aliasResult.Alias
+			logg.InfoCtxf(ctx, "Registered alias", "alias", alias)
+		}
+
+		//Store the new account alias
+		logg.InfoCtxf(ctx, "Final registered alias", "alias", alias)
+		err = store.WriteEntry(ctx, sessionId, storedb.DATA_ACCOUNT_ALIAS, []byte(alias))
+		if err != nil {
+			logg.ErrorCtxf(ctx, "failed to write account alias", "key", storedb.DATA_ACCOUNT_ALIAS, "value", alias, "error", err)
+			return res, err
+		}
+	}
+
+	return res, nil
+}
+
+func sanitizeAliasHint(input string) string {
+	for i, r := range input {
+		// Check if the character is a special character (non-alphanumeric)
+		if !unicode.IsLetter(r) && !unicode.IsNumber(r) {
+			return input[:i]
+		}
+	}
+	// If no special character is found, return the whole input
+	return input
+}
+
+func (h *MenuHandlers) isAliasUnavailable(ctx context.Context, alias string) (bool, error) {
+	fqdn := fmt.Sprintf("%s.%s", alias, "sarafu.eth")
+	logg.InfoCtxf(ctx, "Checking if the fqdn alias is taken", "fqdn", fqdn)
+
+	aliasAddress, err := h.accountService.CheckAliasAddress(ctx, fqdn)
+	if err != nil {
+		return false, err
+	}
+	if len(aliasAddress.Address) > 0 {
+		return true, nil
+	}
+
+	return false, nil
+}

handlers/application/authorization.go

@@ -0,0 +1,77 @@
+package application
+
+import (
+	"context"
+	"fmt"
+
+	"git.defalsify.org/vise.git/resource"
+	"git.grassecon.net/grassrootseconomics/common/pin"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+)
+
+// Authorize attempts to unlock the next sequential nodes by verifying the provided PIN against the already set PIN.
+// It sets the required flags that control the flow.
+func (h *MenuHandlers) Authorize(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var err error
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	flag_incorrect_pin, _ := h.flagManager.GetFlag("flag_incorrect_pin")
+	flag_account_authorized, _ := h.flagManager.GetFlag("flag_account_authorized")
+	flag_allow_update, _ := h.flagManager.GetFlag("flag_allow_update")
+
+	pinInput := string(input)
+
+	if !pin.IsValidPIN(pinInput) {
+		res.FlagReset = append(res.FlagReset, flag_account_authorized, flag_allow_update)
+		return res, nil
+	}
+
+	store := h.userdataStore
+	AccountPin, err := store.ReadEntry(ctx, sessionId, storedb.DATA_ACCOUNT_PIN)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to read AccountPin entry with", "key", storedb.DATA_ACCOUNT_PIN, "error", err)
+		return res, err
+	}
+
+	// verify that the user provided the correct PIN
+	if pin.VerifyPIN(string(AccountPin), pinInput) {
+		// set the required flags for a valid PIN
+		res.FlagSet = append(res.FlagSet, flag_allow_update, flag_account_authorized)
+		res.FlagReset = append(res.FlagReset, flag_incorrect_pin)
+
+		err := h.resetIncorrectPINAttempts(ctx, sessionId)
+		if err != nil {
+			return res, err
+		}
+	} else {
+		// set the required flags for an incorrect PIN
+		res.FlagSet = append(res.FlagSet, flag_incorrect_pin)
+		res.FlagReset = append(res.FlagReset, flag_account_authorized, flag_allow_update)
+
+		err = h.incrementIncorrectPINAttempts(ctx, sessionId)
+		if err != nil {
+			return res, err
+		}
+	}
+
+	return res, nil
+}
+
+// ResetAllowUpdate resets the allowupdate flag that allows a user to update  profile data.
+func (h *MenuHandlers) ResetAllowUpdate(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	flag_allow_update, _ := h.flagManager.GetFlag("flag_allow_update")
+	res.FlagReset = append(res.FlagReset, flag_allow_update)
+	return res, nil
+}
+
+// ResetAccountAuthorized resets the account authorization flag after a successful PIN entry.
+func (h *MenuHandlers) ResetAccountAuthorized(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	flag_account_authorized, _ := h.flagManager.GetFlag("flag_account_authorized")
+	res.FlagReset = append(res.FlagReset, flag_account_authorized)
+	return res, nil
+}

handlers/application/authorization_test.go

@@ -0,0 +1,181 @@
+package application
+
+import (
+	"context"
+	"log"
+	"testing"
+
+	"git.defalsify.org/vise.git/resource"
+	"git.defalsify.org/vise.git/state"
+	"git.grassecon.net/grassrootseconomics/common/pin"
+	"git.grassecon.net/grassrootseconomics/sarafu-api/testutil/mocks"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+	"github.com/alecthomas/assert/v2"
+)
+
+func TestAuthorize(t *testing.T) {
+	sessionId := "session123"
+	ctx, store := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		t.Logf(err.Error())
+	}
+
+	// Create required mocks
+	mockAccountService := new(mocks.MockAccountService)
+	mockState := state.NewState(16)
+	flag_incorrect_pin, _ := fm.GetFlag("flag_incorrect_pin")
+	flag_account_authorized, _ := fm.GetFlag("flag_account_authorized")
+	flag_allow_update, _ := fm.GetFlag("flag_allow_update")
+
+	// Set 1234 is the correct account pin
+	accountPIN := "1234"
+
+	h := &MenuHandlers{
+		userdataStore:  store,
+		accountService: mockAccountService,
+		flagManager:    fm,
+		st:             mockState,
+	}
+
+	tests := []struct {
+		name           string
+		input          []byte
+		expectedResult resource.Result
+	}{
+		{
+			name:  "Test with correct PIN",
+			input: []byte("1234"),
+			expectedResult: resource.Result{
+				FlagReset: []uint32{flag_incorrect_pin},
+				FlagSet:   []uint32{flag_allow_update, flag_account_authorized},
+			},
+		},
+		{
+			name:  "Test with incorrect PIN",
+			input: []byte("1235"),
+			expectedResult: resource.Result{
+				FlagReset: []uint32{flag_account_authorized, flag_allow_update},
+				FlagSet:   []uint32{flag_incorrect_pin},
+			},
+		},
+		{
+			name:  "Test with PIN that is not a 4 digit",
+			input: []byte("1235aqds"),
+			expectedResult: resource.Result{
+				FlagReset: []uint32{flag_account_authorized, flag_allow_update},
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			// Hash the PIN
+			hashedPIN, err := pin.HashPIN(accountPIN)
+			if err != nil {
+				logg.ErrorCtxf(ctx, "failed to hash temporaryPin", "error", err)
+				t.Fatal(err)
+			}
+
+			err = store.WriteEntry(ctx, sessionId, storedb.DATA_ACCOUNT_PIN, []byte(hashedPIN))
+			if err != nil {
+				t.Fatal(err)
+			}
+
+			// Call the method under test
+			res, err := h.Authorize(ctx, "authorize", []byte(tt.input))
+
+			// Assert that no errors occurred
+			assert.NoError(t, err)
+
+			//Assert that the account created flag has been set to the result
+			assert.Equal(t, res, tt.expectedResult, "Expected result should be equal to the actual result")
+		})
+	}
+}
+
+func TestResetAllowUpdate(t *testing.T) {
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	flag_allow_update, _ := fm.GetFlag("flag_allow_update")
+
+	// Define test cases
+	tests := []struct {
+		name           string
+		input          []byte
+		expectedResult resource.Result
+	}{
+		{
+			name:  "Resets allow update",
+			input: []byte(""),
+			expectedResult: resource.Result{
+				FlagReset: []uint32{flag_allow_update},
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			// Create the MenuHandlers instance with the mock flag manager
+			h := &MenuHandlers{
+				flagManager: fm,
+			}
+
+			// Call the method
+			res, err := h.ResetAllowUpdate(context.Background(), "reset_allow update", tt.input)
+			if err != nil {
+				t.Error(err)
+			}
+
+			// Assert that the Result FlagSet has the required flags after language switch
+			assert.Equal(t, res, tt.expectedResult, "Flags should be equal to account created")
+		})
+	}
+}
+
+func TestResetAccountAuthorized(t *testing.T) {
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	flag_account_authorized, _ := fm.GetFlag("flag_account_authorized")
+
+	// Define test cases
+	tests := []struct {
+		name           string
+		input          []byte
+		expectedResult resource.Result
+	}{
+		{
+			name:  "Resets account authorized",
+			input: []byte(""),
+			expectedResult: resource.Result{
+				FlagReset: []uint32{flag_account_authorized},
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			// Create the MenuHandlers instance with the mock flag manager
+			h := &MenuHandlers{
+				flagManager: fm,
+			}
+
+			// Call the method
+			res, err := h.ResetAccountAuthorized(context.Background(), "reset_account_authorized", tt.input)
+			if err != nil {
+				t.Error(err)
+			}
+
+			// Assert that the Result FlagSet has the required flags after language switch
+			assert.Equal(t, res, tt.expectedResult, "Result should contain flag(s) that have been reset")
+		})
+	}
+}

handlers/application/balance.go

@@ -0,0 +1,100 @@
+package application
+
+import (
+	"context"
+	"fmt"
+
+	"git.defalsify.org/vise.git/db"
+	"git.defalsify.org/vise.git/resource"
+	"git.grassecon.net/grassrootseconomics/sarafu-vise/store"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+	"gopkg.in/leonelquinteros/gotext.v1"
+)
+
+// CheckBalance retrieves the balance of the active voucher and sets
+// the balance as the result content.
+func (h *MenuHandlers) CheckBalance(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var (
+		res     resource.Result
+		err     error
+		content string
+	)
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	store := h.userdataStore
+
+	// get the active sym and active balance
+	activeSym, err := store.ReadEntry(ctx, sessionId, storedb.DATA_ACTIVE_SYM)
+	if err != nil {
+		logg.InfoCtxf(ctx, "could not find the activeSym in checkBalance:", "err", err)
+		if !db.IsNotFound(err) {
+			logg.ErrorCtxf(ctx, "failed to read activeSym entry with", "key", storedb.DATA_ACTIVE_SYM, "error", err)
+			return res, err
+		}
+	}
+
+	activeBal, err := store.ReadEntry(ctx, sessionId, storedb.DATA_ACTIVE_BAL)
+	if err != nil {
+		if !db.IsNotFound(err) {
+			logg.ErrorCtxf(ctx, "failed to read activeBal entry with", "key", storedb.DATA_ACTIVE_BAL, "error", err)
+			return res, err
+		}
+	}
+
+	accAlias, err := store.ReadEntry(ctx, sessionId, storedb.DATA_ACCOUNT_ALIAS)
+	if err != nil {
+		if !db.IsNotFound(err) {
+			logg.ErrorCtxf(ctx, "failed to read account alias entry with", "key", storedb.DATA_ACCOUNT_ALIAS, "error", err)
+			return res, err
+		}
+	}
+	content, err = loadUserContent(ctx, string(activeSym), string(activeBal), string(accAlias))
+	if err != nil {
+		return res, err
+	}
+	res.Content = content
+
+	return res, nil
+}
+
+// loadUserContent loads the main user content in the main menu: the alias, balance and active symbol associated with active voucher
+func loadUserContent(ctx context.Context, activeSym string, balance string, alias string) (string, error) {
+	var content string
+
+	code := codeFromCtx(ctx)
+	l := gotext.NewLocale(translationDir, code)
+	l.AddDomain("default")
+
+	// Format the balance to 2 decimal places or default to 0.00
+	formattedAmount, err := store.TruncateDecimalString(balance, 2)
+	if err != nil {
+		formattedAmount = "0.00"
+	}
+
+	// format the final output
+	balStr := fmt.Sprintf("%s %s", formattedAmount, activeSym)
+	if alias != "" {
+		content = l.Get("%s\nBalance: %s\n", alias, balStr)
+	} else {
+		content = l.Get("Balance: %s\n", balStr)
+	}
+	return content, nil
+}
+
+// FetchCommunityBalance retrieves and displays the balance for community accounts in user's preferred language.
+func (h *MenuHandlers) FetchCommunityBalance(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	// retrieve the language code from the context
+	code := codeFromCtx(ctx)
+	// Initialize the localization system with the appropriate translation directory
+	l := gotext.NewLocale(translationDir, code)
+	l.AddDomain("default")
+	//TODO:
+	//Check if the address is a community account,if then,get the actual balance
+	res.Content = l.Get("Community Balance: 0.00")
+	return res, nil
+}

handlers/application/balance_test.go

@@ -0,0 +1,146 @@
+package application
+
+import (
+	"context"
+	"testing"
+
+	"git.defalsify.org/vise.git/lang"
+	"git.defalsify.org/vise.git/resource"
+	"git.defalsify.org/vise.git/state"
+	"git.grassecon.net/grassrootseconomics/sarafu-api/testutil/mocks"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+	"github.com/alecthomas/assert/v2"
+)
+
+func TestCheckBalance(t *testing.T) {
+	ctx, store := InitializeTestStore(t)
+
+	tests := []struct {
+		name           string
+		sessionId      string
+		publicKey      string
+		alias          string
+		activeSym      string
+		activeBal      string
+		expectedResult resource.Result
+		expectError    bool
+	}{
+		{
+			name:           "User with no active sym",
+			sessionId:      "session123",
+			publicKey:      "0X98765432109",
+			alias:          "",
+			activeSym:      "",
+			activeBal:      "",
+			expectedResult: resource.Result{Content: "Balance: 0.00 \n"},
+			expectError:    false,
+		},
+		{
+			name:           "User with active sym",
+			sessionId:      "session123",
+			publicKey:      "0X98765432109",
+			alias:          "",
+			activeSym:      "ETH",
+			activeBal:      "1.5",
+			expectedResult: resource.Result{Content: "Balance: 1.50 ETH\n"},
+			expectError:    false,
+		},
+		{
+			name:           "User with active sym and alias",
+			sessionId:      "session123",
+			publicKey:      "0X98765432109",
+			alias:          "user72",
+			activeSym:      "SRF",
+			activeBal:      "10.967",
+			expectedResult: resource.Result{Content: "user72 balance: 10.96 SRF\n"},
+			expectError:    false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			mockAccountService := new(mocks.MockAccountService)
+			ctx := context.WithValue(ctx, "SessionId", tt.sessionId)
+
+			h := &MenuHandlers{
+				userdataStore:  store,
+				accountService: mockAccountService,
+			}
+
+			if tt.alias != "" {
+				err := store.WriteEntry(ctx, tt.sessionId, storedb.DATA_ACCOUNT_ALIAS, []byte(tt.alias))
+				if err != nil {
+					t.Fatal(err)
+				}
+			}
+
+			if tt.activeSym != "" {
+				err := store.WriteEntry(ctx, tt.sessionId, storedb.DATA_ACTIVE_SYM, []byte(tt.activeSym))
+				if err != nil {
+					t.Fatal(err)
+				}
+			}
+
+			if tt.activeBal != "" {
+				err := store.WriteEntry(ctx, tt.sessionId, storedb.DATA_ACTIVE_BAL, []byte(tt.activeBal))
+				if err != nil {
+					t.Fatal(err)
+				}
+			}
+
+			res, err := h.CheckBalance(ctx, "check_balance", []byte(""))
+
+			if tt.expectError {
+				assert.Error(t, err)
+			} else {
+				assert.NoError(t, err)
+				assert.Equal(t, tt.expectedResult, res, "Result should match expected output")
+			}
+
+			mockAccountService.AssertExpectations(t)
+		})
+	}
+}
+
+func TestFetchCommunityBalance(t *testing.T) {
+	// Define test data
+	sessionId := "session123"
+	ctx, store := InitializeTestStore(t)
+
+	tests := []struct {
+		name           string
+		languageCode   string
+		expectedResult resource.Result
+	}{
+		{
+			name: "Test community balance content when language is english",
+			expectedResult: resource.Result{
+				Content: "Community Balance: 0.00",
+			},
+			languageCode: "eng",
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+
+			mockAccountService := new(mocks.MockAccountService)
+			mockState := state.NewState(16)
+
+			h := &MenuHandlers{
+				userdataStore:  store,
+				st:             mockState,
+				accountService: mockAccountService,
+			}
+			ctx = context.WithValue(ctx, "SessionId", sessionId)
+			ctx = context.WithValue(ctx, "Language", lang.Language{
+				Code: tt.languageCode,
+			})
+
+			// Call the method
+			res, _ := h.FetchCommunityBalance(ctx, "fetch_community_balance", []byte(""))
+
+			//Assert that the result set to content is what was expected
+			assert.Equal(t, res, tt.expectedResult, "Result should match expected result")
+		})
+	}
+}

handlers/application/language.go

@@ -0,0 +1,74 @@
+package application
+
+import (
+	"context"
+	"fmt"
+	"strings"
+
+	"git.defalsify.org/vise.git/db"
+	"git.defalsify.org/vise.git/resource"
+	"git.defalsify.org/vise.git/state"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+	commonlang "git.grassecon.net/grassrootseconomics/common/lang"
+)
+
+// SetLanguage sets the language across the menu.
+func (h *MenuHandlers) SetLanguage(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+
+	symbol, _ := h.st.Where()
+	code := strings.Split(symbol, "_")[1]
+
+	// TODO: Use defaultlanguage from config
+	if !commonlang.IsValidISO639(code) {
+		//Fallback to english instead?
+		code = "eng"
+	}
+	err := h.persistLanguageCode(ctx, code)
+	if err != nil {
+		return res, err
+	}
+	res.Content = code
+	res.FlagSet = append(res.FlagSet, state.FLAG_LANG)
+	languageSetFlag, err := h.flagManager.GetFlag("flag_language_set")
+	if err != nil {
+		logg.ErrorCtxf(ctx, "Error setting the languageSetFlag", "error", err)
+		return res, err
+	}
+	res.FlagSet = append(res.FlagSet, languageSetFlag)
+
+	return res, nil
+}
+
+// persistLanguageCode persists the selected ISO 639 language code
+func (h *MenuHandlers) persistLanguageCode(ctx context.Context, code string) error {
+	store := h.userdataStore
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return fmt.Errorf("missing session")
+	}
+	err := store.WriteEntry(ctx, sessionId, storedb.DATA_SELECTED_LANGUAGE_CODE, []byte(code))
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to persist language code", "key", storedb.DATA_SELECTED_LANGUAGE_CODE, "value", code, "error", err)
+		return err
+	}
+	return h.persistInitialLanguageCode(ctx, sessionId, code)
+}
+
+// persistInitialLanguageCode receives an initial language code and persists it to the store
+func (h *MenuHandlers) persistInitialLanguageCode(ctx context.Context, sessionId string, code string) error {
+	store := h.userdataStore
+	_, err := store.ReadEntry(ctx, sessionId, storedb.DATA_INITIAL_LANGUAGE_CODE)
+	if err == nil {
+		return nil
+	}
+	if !db.IsNotFound(err) {
+		return err
+	}
+	err = store.WriteEntry(ctx, sessionId, storedb.DATA_INITIAL_LANGUAGE_CODE, []byte(code))
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to persist initial language code", "key", storedb.DATA_INITIAL_LANGUAGE_CODE, "value", code, "error", err)
+		return err
+	}
+	return nil
+}

handlers/application/language_test.go

@@ -0,0 +1,159 @@
+package application
+
+import (
+	"context"
+	"log"
+	"testing"
+
+	"git.defalsify.org/vise.git/resource"
+	"git.defalsify.org/vise.git/state"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+	"github.com/alecthomas/assert/v2"
+)
+
+func TestSetLanguage(t *testing.T) {
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	sessionId := "session123"
+	ctx, store := InitializeTestStore(t)
+
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	// Define test cases
+	tests := []struct {
+		name           string
+		execPath       []string
+		expectedResult resource.Result
+	}{
+		{
+			name:     "Set Default Language (English)",
+			execPath: []string{"set_eng"},
+			expectedResult: resource.Result{
+				FlagSet: []uint32{state.FLAG_LANG, 8},
+				Content: "eng",
+			},
+		},
+		{
+			name:     "Set Swahili Language",
+			execPath: []string{"set_swa"},
+			expectedResult: resource.Result{
+				FlagSet: []uint32{state.FLAG_LANG, 8},
+				Content: "swa",
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			mockState := state.NewState(16)
+			// Set the ExecPath
+			mockState.ExecPath = tt.execPath
+
+			// Create the MenuHandlers instance with the mock flag manager
+			h := &MenuHandlers{
+				flagManager:   fm,
+				userdataStore: store,
+				st:            mockState,
+			}
+
+			// Call the method
+			res, err := h.SetLanguage(ctx, "set_language", nil)
+			if err != nil {
+				t.Error(err)
+			}
+
+			// Assert that the Result FlagSet has the required flags after language switch
+			assert.Equal(t, res, tt.expectedResult, "Result should match expected result")
+			code, err := store.ReadEntry(ctx, sessionId, storedb.DATA_SELECTED_LANGUAGE_CODE)
+			if err != nil {
+				t.Error(err)
+			}
+
+			assert.Equal(t, string(code), tt.expectedResult.Content)
+			code, err = store.ReadEntry(ctx, sessionId, storedb.DATA_INITIAL_LANGUAGE_CODE)
+			if err != nil {
+				t.Error(err)
+			}
+			assert.Equal(t, string(code), "eng")
+		})
+	}
+}
+
+func TestPersistLanguageCode(t *testing.T) {
+	ctx, store := InitializeTestStore(t)
+
+	sessionId := "session123"
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	h := &MenuHandlers{
+		userdataStore: store,
+	}
+	tests := []struct {
+		name                 string
+		code                 string
+		expectedLanguageCode string
+	}{
+		{
+			name:                 "Set Default Language (English)",
+			code:                 "eng",
+			expectedLanguageCode: "eng",
+		},
+		{
+			name:                 "Set Swahili Language",
+			code:                 "swa",
+			expectedLanguageCode: "swa",
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			err := h.persistLanguageCode(ctx, test.code)
+			if err != nil {
+				t.Logf(err.Error())
+			}
+			code, err := store.ReadEntry(ctx, sessionId, storedb.DATA_SELECTED_LANGUAGE_CODE)
+
+			assert.Equal(t, test.expectedLanguageCode, string(code))
+		})
+	}
+}
+
+func TestPersistInitialLanguageCode(t *testing.T) {
+	ctx, store := InitializeTestStore(t)
+
+	h := &MenuHandlers{
+		userdataStore: store,
+	}
+
+	tests := []struct {
+		name      string
+		code      string
+		sessionId string
+	}{
+		{
+			name:      "Persist initial Language (English)",
+			code:      "eng",
+			sessionId: "session123",
+		},
+		{
+			name:      "Persist initial Language (Swahili)",
+			code:      "swa",
+			sessionId: "session456",
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			err := h.persistInitialLanguageCode(ctx, tt.sessionId, tt.code)
+			if err != nil {
+				t.Logf(err.Error())
+			}
+			code, err := store.ReadEntry(ctx, tt.sessionId, storedb.DATA_INITIAL_LANGUAGE_CODE)
+
+			assert.Equal(t, tt.code, string(code))
+		})
+	}
+}

handlers/application/pin.go

@@ -0,0 +1,372 @@
+package application
+
+import (
+	"context"
+	"fmt"
+	"strconv"
+
+	"git.defalsify.org/vise.git/db"
+	"git.defalsify.org/vise.git/resource"
+	"git.grassecon.net/grassrootseconomics/common/phone"
+	"git.grassecon.net/grassrootseconomics/common/pin"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+)
+
+// ResetIncorrectPin resets the incorrect pin flag after a new PIN attempt.
+func (h *MenuHandlers) ResetIncorrectPin(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	store := h.userdataStore
+
+	flag_incorrect_pin, _ := h.flagManager.GetFlag("flag_incorrect_pin")
+	flag_account_blocked, _ := h.flagManager.GetFlag("flag_account_blocked")
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	res.FlagReset = append(res.FlagReset, flag_incorrect_pin)
+
+	currentWrongPinAttempts, err := store.ReadEntry(ctx, sessionId, storedb.DATA_INCORRECT_PIN_ATTEMPTS)
+	if err != nil {
+		if !db.IsNotFound(err) {
+			return res, err
+		}
+	}
+	pinAttemptsValue, _ := strconv.ParseUint(string(currentWrongPinAttempts), 0, 64)
+	remainingPINAttempts := pin.AllowedPINAttempts - uint8(pinAttemptsValue)
+	if remainingPINAttempts == 0 {
+		res.FlagSet = append(res.FlagSet, flag_account_blocked)
+		return res, nil
+	}
+	if remainingPINAttempts < pin.AllowedPINAttempts {
+		res.Content = strconv.Itoa(int(remainingPINAttempts))
+	}
+
+	return res, nil
+}
+
+// SaveTemporaryPin saves the valid PIN input to the DATA_TEMPORARY_VALUE,
+// during the account creation process
+// and during the change PIN process.
+func (h *MenuHandlers) SaveTemporaryPin(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var err error
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	flag_invalid_pin, _ := h.flagManager.GetFlag("flag_invalid_pin")
+
+	if string(input) == "0" {
+		return res, nil
+	}
+
+	accountPIN := string(input)
+
+	// Validate that the PIN has a valid format.
+	if !pin.IsValidPIN(accountPIN) {
+		res.FlagSet = append(res.FlagSet, flag_invalid_pin)
+		return res, nil
+	}
+	res.FlagReset = append(res.FlagReset, flag_invalid_pin)
+
+	// Hash the PIN
+	hashedPIN, err := pin.HashPIN(string(accountPIN))
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to hash the PIN", "error", err)
+		return res, err
+	}
+
+	store := h.userdataStore
+	logdb := h.logDb
+
+	err = store.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(hashedPIN))
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to write temporaryAccountPIN entry with", "key", storedb.DATA_TEMPORARY_VALUE, "value", accountPIN, "error", err)
+		return res, err
+	}
+
+	err = logdb.WriteLogEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(hashedPIN))
+	if err != nil {
+		logg.DebugCtxf(ctx, "Failed to write temporaryAccountPIN log entry", "key", storedb.DATA_TEMPORARY_VALUE, "value", accountPIN, "error", err)
+	}
+
+	return res, nil
+}
+
+// ResetInvalidPIN resets the invalid PIN flag
+func (h *MenuHandlers) ResetInvalidPIN(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	flag_invalid_pin, _ := h.flagManager.GetFlag("flag_invalid_pin")
+	res.FlagReset = append(res.FlagReset, flag_invalid_pin)
+	return res, nil
+}
+
+// ConfirmPinChange validates user's new PIN. If input matches the temporary PIN, saves it as the new account PIN.
+func (h *MenuHandlers) ConfirmPinChange(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	flag_pin_mismatch, _ := h.flagManager.GetFlag("flag_pin_mismatch")
+	flag_account_pin_reset, _ := h.flagManager.GetFlag("flag_account_pin_reset")
+
+	if string(input) == "0" {
+		res.FlagReset = append(res.FlagReset, flag_pin_mismatch)
+		return res, nil
+	}
+
+	store := h.userdataStore
+	logdb := h.logDb
+	hashedTemporaryPin, err := store.ReadEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to read hashedTemporaryPin entry with", "key", storedb.DATA_TEMPORARY_VALUE, "error", err)
+		return res, err
+	}
+	if len(hashedTemporaryPin) == 0 {
+		logg.ErrorCtxf(ctx, "hashedTemporaryPin is empty", "key", storedb.DATA_TEMPORARY_VALUE)
+		return res, fmt.Errorf("Data error encountered")
+	}
+
+	if pin.VerifyPIN(string(hashedTemporaryPin), string(input)) {
+		res.FlagReset = append(res.FlagReset, flag_pin_mismatch)
+	} else {
+		res.FlagSet = append(res.FlagSet, flag_pin_mismatch)
+		return res, nil
+	}
+
+	// save the hashed PIN as the new account PIN
+	err = store.WriteEntry(ctx, sessionId, storedb.DATA_ACCOUNT_PIN, []byte(hashedTemporaryPin))
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to write DATA_ACCOUNT_PIN entry with", "key", storedb.DATA_ACCOUNT_PIN, "hashedPIN value", hashedTemporaryPin, "error", err)
+		return res, err
+	}
+
+	err = logdb.WriteLogEntry(ctx, sessionId, storedb.DATA_ACCOUNT_PIN, []byte(hashedTemporaryPin))
+	if err != nil {
+		logg.DebugCtxf(ctx, "Failed to write AccountPIN log entry", "key", storedb.DATA_ACCOUNT_PIN, "value", hashedTemporaryPin, "error", err)
+	}
+
+	// set the DATA_SELF_PIN_RESET as 0
+	err = store.WriteEntry(ctx, sessionId, storedb.DATA_SELF_PIN_RESET, []byte("0"))
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to write DATA_SELF_PIN_RESET entry with", "key", storedb.DATA_SELF_PIN_RESET, "self PIN reset value", "0", "error", err)
+		return res, err
+	}
+	res.FlagReset = append(res.FlagReset, flag_account_pin_reset)
+
+	return res, nil
+}
+
+// ValidateBlockedNumber performs validation of phone numbers during the Reset other's PIN.
+// It checks phone number format and verifies registration status.
+// If valid, it writes the number under DATA_BLOCKED_NUMBER on the admin account
+func (h *MenuHandlers) ValidateBlockedNumber(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var err error
+
+	flag_unregistered_number, _ := h.flagManager.GetFlag("flag_unregistered_number")
+	store := h.userdataStore
+	logdb := h.logDb
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	if string(input) == "0" {
+		res.FlagReset = append(res.FlagReset, flag_unregistered_number)
+		return res, nil
+	}
+
+	blockedNumber := string(input)
+	formattedNumber, err := phone.FormatPhoneNumber(blockedNumber)
+	if err != nil {
+		res.FlagSet = append(res.FlagSet, flag_unregistered_number)
+		logg.ErrorCtxf(ctx, "Failed to format the phone number: %s", blockedNumber, "error", err)
+		return res, nil
+	}
+
+	_, err = store.ReadEntry(ctx, formattedNumber, storedb.DATA_PUBLIC_KEY)
+	if err != nil {
+		if db.IsNotFound(err) {
+			logg.InfoCtxf(ctx, "Invalid or unregistered number")
+			res.FlagSet = append(res.FlagSet, flag_unregistered_number)
+			return res, nil
+		} else {
+			logg.ErrorCtxf(ctx, "Error on ValidateBlockedNumber", "error", err)
+			return res, err
+		}
+	}
+
+	err = store.WriteEntry(ctx, sessionId, storedb.DATA_BLOCKED_NUMBER, []byte(formattedNumber))
+	if err != nil {
+		return res, nil
+	}
+
+	err = logdb.WriteLogEntry(ctx, sessionId, storedb.DATA_BLOCKED_NUMBER, []byte(formattedNumber))
+	if err != nil {
+		logg.DebugCtxf(ctx, "Failed to write blocked number log entry", "key", storedb.DATA_BLOCKED_NUMBER, "value", formattedNumber, "error", err)
+	}
+
+	return res, nil
+}
+
+// ResetOthersPin handles the PIN reset process for other users' accounts by:
+// 1. Retrieving the blocked phone number from the session
+// 2. Writing the DATA_SELF_PIN_RESET on the blocked phone number
+// 3. Resetting the DATA_INCORRECT_PIN_ATTEMPTS to 0 for the blocked phone number
+func (h *MenuHandlers) ResetOthersPin(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+
+	store := h.userdataStore
+	smsservice := h.smsService
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	blockedPhonenumber, err := store.ReadEntry(ctx, sessionId, storedb.DATA_BLOCKED_NUMBER)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to read blockedPhonenumber entry with", "key", storedb.DATA_BLOCKED_NUMBER, "error", err)
+		return res, err
+	}
+
+	// set the DATA_SELF_PIN_RESET for the account
+	err = store.WriteEntry(ctx, string(blockedPhonenumber), storedb.DATA_SELF_PIN_RESET, []byte("1"))
+	if err != nil {
+		return res, nil
+	}
+
+	err = store.WriteEntry(ctx, string(blockedPhonenumber), storedb.DATA_INCORRECT_PIN_ATTEMPTS, []byte(string("0")))
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to reset incorrect PIN attempts", "key", storedb.DATA_INCORRECT_PIN_ATTEMPTS, "error", err)
+		return res, err
+	}
+	blockedPhoneStr := string(blockedPhonenumber)
+	//Trigger an SMS to inform a user that the  blocked account has been reset
+	if phone.IsValidPhoneNumber(blockedPhoneStr) {
+		err = smsservice.SendPINResetSMS(ctx, sessionId, blockedPhoneStr)
+		if err != nil {
+			logg.DebugCtxf(ctx, "Failed to send PIN reset SMS", "error", err)
+			return res, nil
+		}
+	}
+	return res, nil
+}
+
+// incrementIncorrectPINAttempts keeps track of the number of incorrect PIN attempts
+func (h *MenuHandlers) incrementIncorrectPINAttempts(ctx context.Context, sessionId string) error {
+	var pinAttemptsCount uint8
+	store := h.userdataStore
+
+	currentWrongPinAttempts, err := store.ReadEntry(ctx, sessionId, storedb.DATA_INCORRECT_PIN_ATTEMPTS)
+	if err != nil {
+		if db.IsNotFound(err) {
+			//First time Wrong PIN attempt: initialize with a count of 1
+			pinAttemptsCount = 1
+			err = store.WriteEntry(ctx, sessionId, storedb.DATA_INCORRECT_PIN_ATTEMPTS, []byte(strconv.Itoa(int(pinAttemptsCount))))
+			if err != nil {
+				logg.ErrorCtxf(ctx, "failed to write incorrect PIN attempts ", "key", storedb.DATA_INCORRECT_PIN_ATTEMPTS, "value", currentWrongPinAttempts, "error", err)
+				return err
+			}
+			return nil
+		}
+	}
+	pinAttemptsValue, _ := strconv.ParseUint(string(currentWrongPinAttempts), 0, 64)
+	pinAttemptsCount = uint8(pinAttemptsValue) + 1
+
+	err = store.WriteEntry(ctx, sessionId, storedb.DATA_INCORRECT_PIN_ATTEMPTS, []byte(strconv.Itoa(int(pinAttemptsCount))))
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to write incorrect PIN attempts ", "key", storedb.DATA_INCORRECT_PIN_ATTEMPTS, "value", pinAttemptsCount, "error", err)
+		return err
+	}
+	return nil
+}
+
+// resetIncorrectPINAttempts resets the number of incorrect PIN attempts after a correct PIN entry
+func (h *MenuHandlers) resetIncorrectPINAttempts(ctx context.Context, sessionId string) error {
+	store := h.userdataStore
+	err := store.WriteEntry(ctx, sessionId, storedb.DATA_INCORRECT_PIN_ATTEMPTS, []byte(string("0")))
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to reset incorrect PIN attempts ", "key", storedb.DATA_INCORRECT_PIN_ATTEMPTS, "error", err)
+		return err
+	}
+	return nil
+}
+
+// VerifyCreatePin checks whether the confirmation PIN is similar to the temporary PIN
+// If similar, it sets the USERFLAG_PIN_SET flag and writes the account PIN allowing the user
+// to access the main menu.
+func (h *MenuHandlers) VerifyCreatePin(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	flag_valid_pin, _ := h.flagManager.GetFlag("flag_valid_pin")
+	flag_pin_mismatch, _ := h.flagManager.GetFlag("flag_pin_mismatch")
+	flag_pin_set, _ := h.flagManager.GetFlag("flag_pin_set")
+
+	if string(input) == "0" {
+		res.FlagReset = append(res.FlagReset, flag_pin_mismatch)
+		return res, nil
+	}
+
+	store := h.userdataStore
+	logdb := h.logDb
+
+	hashedTemporaryPin, err := store.ReadEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to read hashedTemporaryPin entry with", "key", storedb.DATA_TEMPORARY_VALUE, "error", err)
+		return res, err
+	}
+	if len(hashedTemporaryPin) == 0 {
+		logg.ErrorCtxf(ctx, "hashedTemporaryPin is empty", "key", storedb.DATA_TEMPORARY_VALUE)
+		return res, fmt.Errorf("Data error encountered")
+	}
+
+	if pin.VerifyPIN(string(hashedTemporaryPin), string(input)) {
+		res.FlagSet = append(res.FlagSet, flag_valid_pin)
+		res.FlagSet = append(res.FlagSet, flag_pin_set)
+		res.FlagReset = append(res.FlagReset, flag_pin_mismatch)
+	} else {
+		res.FlagSet = append(res.FlagSet, flag_pin_mismatch)
+		return res, nil
+	}
+
+	// save the hashed PIN as the new account PIN
+	err = store.WriteEntry(ctx, sessionId, storedb.DATA_ACCOUNT_PIN, []byte(hashedTemporaryPin))
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to write DATA_ACCOUNT_PIN entry with", "key", storedb.DATA_ACCOUNT_PIN, "value", hashedTemporaryPin, "error", err)
+		return res, err
+	}
+
+	err = logdb.WriteLogEntry(ctx, sessionId, storedb.DATA_ACCOUNT_PIN, []byte(hashedTemporaryPin))
+	if err != nil {
+		logg.DebugCtxf(ctx, "Failed to write DATA_ACCOUNT_PIN log entry", "key", storedb.DATA_ACCOUNT_PIN, "value", hashedTemporaryPin, "error", err)
+	}
+
+	return res, nil
+}
+
+// RetrieveBlockedNumber gets the current number during the pin reset for other's is in progress.
+func (h *MenuHandlers) RetrieveBlockedNumber(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	store := h.userdataStore
+	blockedNumber, _ := store.ReadEntry(ctx, sessionId, storedb.DATA_BLOCKED_NUMBER)
+
+	res.Content = string(blockedNumber)
+
+	return res, nil
+}

handlers/application/pin_test.go

@@ -0,0 +1,293 @@
+package application
+
+import (
+	"context"
+	"log"
+	"strconv"
+	"testing"
+
+	"git.defalsify.org/vise.git/resource"
+	"git.defalsify.org/vise.git/state"
+	"git.grassecon.net/grassrootseconomics/common/pin"
+	"git.grassecon.net/grassrootseconomics/sarafu-api/testutil/mocks"
+	"git.grassecon.net/grassrootseconomics/sarafu-vise/store"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+	"github.com/alecthomas/assert/v2"
+)
+
+func TestCountIncorrectPINAttempts(t *testing.T) {
+	ctx, store := InitializeTestStore(t)
+	sessionId := "session123"
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+	attempts := uint8(2)
+
+	h := &MenuHandlers{
+		userdataStore: store,
+	}
+	err := store.WriteEntry(ctx, sessionId, storedb.DATA_INCORRECT_PIN_ATTEMPTS, []byte(strconv.Itoa(int(attempts))))
+	if err != nil {
+		t.Logf(err.Error())
+	}
+	err = h.incrementIncorrectPINAttempts(ctx, sessionId)
+	if err != nil {
+		t.Logf(err.Error())
+	}
+
+	attemptsAfterCount, err := store.ReadEntry(ctx, sessionId, storedb.DATA_INCORRECT_PIN_ATTEMPTS)
+	if err != nil {
+		t.Logf(err.Error())
+	}
+	pinAttemptsValue, _ := strconv.ParseUint(string(attemptsAfterCount), 0, 64)
+	pinAttemptsCount := uint8(pinAttemptsValue)
+	expectedAttempts := attempts + 1
+	assert.Equal(t, pinAttemptsCount, expectedAttempts)
+}
+
+func TestResetIncorrectPINAttempts(t *testing.T) {
+	ctx, store := InitializeTestStore(t)
+	sessionId := "session123"
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	err := store.WriteEntry(ctx, sessionId, storedb.DATA_INCORRECT_PIN_ATTEMPTS, []byte(string("2")))
+	if err != nil {
+		t.Logf(err.Error())
+	}
+
+	h := &MenuHandlers{
+		userdataStore: store,
+	}
+	h.resetIncorrectPINAttempts(ctx, sessionId)
+	incorrectAttempts, err := store.ReadEntry(ctx, sessionId, storedb.DATA_INCORRECT_PIN_ATTEMPTS)
+
+	if err != nil {
+		t.Logf(err.Error())
+	}
+	assert.Equal(t, "0", string(incorrectAttempts))
+}
+
+func TestSaveTemporaryPin(t *testing.T) {
+	sessionId := "session123"
+
+	ctx, userdatastore := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	_, logdb := InitializeTestLogdbStore(t)
+	logDb := store.LogDb{
+		Db: logdb,
+	}
+
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	flag_invalid_pin, _ := fm.GetFlag("flag_invalid_pin")
+
+	// Create the MenuHandlers instance with the mock flag manager
+	h := &MenuHandlers{
+		flagManager:   fm,
+		userdataStore: userdatastore,
+		logDb:         logDb,
+	}
+
+	// Define test cases
+	tests := []struct {
+		name           string
+		input          []byte
+		expectedResult resource.Result
+	}{
+		{
+			name:  "Valid Pin entry",
+			input: []byte("1234"),
+			expectedResult: resource.Result{
+				FlagReset: []uint32{flag_invalid_pin},
+			},
+		},
+		{
+			name:  "Invalid Pin entry",
+			input: []byte("12343"),
+			expectedResult: resource.Result{
+				FlagSet: []uint32{flag_invalid_pin},
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			// Call the method
+			res, err := h.SaveTemporaryPin(ctx, "save_pin", tt.input)
+
+			if err != nil {
+				t.Error(err)
+			}
+			// Assert that the Result FlagSet has the required flags after language switch
+			assert.Equal(t, res, tt.expectedResult, "Result should match expected result")
+		})
+	}
+}
+
+func TestConfirmPinChange(t *testing.T) {
+	sessionId := "session123"
+
+	mockState := state.NewState(16)
+	ctx, store := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	fm, _ := NewFlagManager(flagsPath)
+	flag_pin_mismatch, _ := fm.GetFlag("flag_pin_mismatch")
+	flag_account_pin_reset, _ := fm.GetFlag("flag_account_pin_reset")
+
+	mockAccountService := new(mocks.MockAccountService)
+	h := &MenuHandlers{
+		userdataStore:  store,
+		flagManager:    fm,
+		accountService: mockAccountService,
+		st:             mockState,
+	}
+
+	tests := []struct {
+		name           string
+		input          []byte
+		temporarypin   string
+		expectedResult resource.Result
+	}{
+		{
+			name:         "Test with correct pin confirmation",
+			input:        []byte("1234"),
+			temporarypin: "1234",
+			expectedResult: resource.Result{
+				FlagReset: []uint32{flag_pin_mismatch, flag_account_pin_reset},
+			},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			// Hash the PIN
+			hashedPIN, err := pin.HashPIN(tt.temporarypin)
+			if err != nil {
+				logg.ErrorCtxf(ctx, "failed to hash temporaryPin", "error", err)
+				t.Fatal(err)
+			}
+
+			// Set up the expected behavior of the mock
+			err = store.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(hashedPIN))
+			if err != nil {
+				t.Fatal(err)
+			}
+
+			//Call the function under test
+			res, _ := h.ConfirmPinChange(ctx, "confirm_pin_change", tt.input)
+
+			//Assert that the result set to content is what was expected
+			assert.Equal(t, res, tt.expectedResult, "Result should contain flags set according to user input")
+
+		})
+	}
+}
+
+func TestValidateBlockedNumber(t *testing.T) {
+	sessionId := "session123"
+	validNumber := "+254712345678"
+	invalidNumber := "12343"              // Invalid phone number
+	unregisteredNumber := "+254734567890" // Valid but unregistered number
+	publicKey := "0X13242618721"
+	mockState := state.NewState(128)
+
+	ctx, userStore := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		t.Fatal(err)
+	}
+	flag_unregistered_number, _ := fm.GetFlag("flag_unregistered_number")
+
+	h := &MenuHandlers{
+		userdataStore: userStore,
+		st:            mockState,
+		flagManager:   fm,
+	}
+
+	err = userStore.WriteEntry(ctx, validNumber, storedb.DATA_PUBLIC_KEY, []byte(publicKey))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	tests := []struct {
+		name           string
+		input          []byte
+		expectedResult resource.Result
+	}{
+		{
+			name:           "Valid and registered number",
+			input:          []byte(validNumber),
+			expectedResult: resource.Result{},
+		},
+		{
+			name:  "Invalid Phone Number",
+			input: []byte(invalidNumber),
+			expectedResult: resource.Result{
+				FlagSet: []uint32{flag_unregistered_number},
+			},
+		},
+		{
+			name:  "Unregistered Phone Number",
+			input: []byte(unregisteredNumber),
+			expectedResult: resource.Result{
+				FlagSet: []uint32{flag_unregistered_number},
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			res, err := h.ValidateBlockedNumber(ctx, "validate_blocked_number", tt.input)
+
+			assert.NoError(t, err)
+
+			assert.Equal(t, tt.expectedResult, res)
+
+			if tt.name == "Valid and registered number" {
+				blockedNumber, err := userStore.ReadEntry(ctx, sessionId, storedb.DATA_BLOCKED_NUMBER)
+				if err != nil {
+					t.Fatal(err)
+				}
+
+				assert.Equal(t, validNumber, string(blockedNumber))
+			}
+		})
+	}
+}
+
+func TestResetOthersPin(t *testing.T) {
+	sessionId := "session123"
+	blockedNumber := "+254712345678"
+	testPin := "1234"
+
+	ctx, userStore := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	hashedPIN, err := pin.HashPIN(testPin)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to hash testPin", "error", err)
+		t.Fatal(err)
+	}
+
+	h := &MenuHandlers{
+		userdataStore: userStore,
+	}
+
+	// Write initial data to the store
+	err = userStore.WriteEntry(ctx, sessionId, storedb.DATA_BLOCKED_NUMBER, []byte(blockedNumber))
+	if err != nil {
+		t.Fatal(err)
+	}
+	err = userStore.WriteEntry(ctx, blockedNumber, storedb.DATA_TEMPORARY_VALUE, []byte(hashedPIN))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	_, err = h.ResetOthersPin(ctx, "reset_others_pin", []byte(""))
+
+	assert.NoError(t, err)
+}

handlers/application/pools.go

@@ -0,0 +1,163 @@
+package application
+
+import (
+	"context"
+	"fmt"
+
+	"git.defalsify.org/vise.git/db"
+	"git.defalsify.org/vise.git/resource"
+	"git.grassecon.net/grassrootseconomics/sarafu-vise/config"
+	"git.grassecon.net/grassrootseconomics/sarafu-vise/store"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+	"gopkg.in/leonelquinteros/gotext.v1"
+)
+
+// GetPools fetches a list of 5 top pools
+func (h *MenuHandlers) GetPools(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	userStore := h.userdataStore
+
+	flag_api_error, _ := h.flagManager.GetFlag("flag_api_error")
+
+	// call the api to get a list of top 5 pools sorted by swaps
+	topPools, err := h.accountService.FetchTopPools(ctx)
+	if err != nil {
+		res.FlagSet = append(res.FlagSet, flag_api_error)
+		logg.ErrorCtxf(ctx, "failed on FetchTransactions", "error", err)
+		return res, err
+	}
+
+	// Return if there are no pools
+	if len(topPools) == 0 {
+		return res, nil
+	}
+
+	data := store.ProcessPools(topPools)
+
+	// Store all Pool data
+	dataMap := map[storedb.DataTyp]string{
+		storedb.DATA_POOL_NAMES:     data.PoolNames,
+		storedb.DATA_POOL_SYMBOLS:   data.PoolSymbols,
+		storedb.DATA_POOL_ADDRESSES: data.PoolContractAdrresses,
+	}
+
+	// Write data entries
+	for key, value := range dataMap {
+		if err := userStore.WriteEntry(ctx, sessionId, key, []byte(value)); err != nil {
+			logg.ErrorCtxf(ctx, "Failed to write data entry for sessionId: %s", sessionId, "key", key, "error", err)
+			continue
+		}
+	}
+
+	res.Content = h.ReplaceSeparatorFunc(data.PoolSymbols)
+
+	return res, nil
+}
+
+// GetDefaultPool returns the current user's Pool. If none is set, it returns the default config pool.
+func (h *MenuHandlers) GetDefaultPool(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	userStore := h.userdataStore
+	activePoolSym, err := userStore.ReadEntry(ctx, sessionId, storedb.DATA_ACTIVE_POOL_SYM)
+	if err != nil {
+		if db.IsNotFound(err) {
+			// set the default as the response
+			res.Content = config.DefaultPoolSymbol()
+			return res, nil
+		}
+
+		logg.ErrorCtxf(ctx, "failed to read the activePoolSym entry with", "key", storedb.DATA_ACTIVE_POOL_SYM, "error", err)
+		return res, err
+	}
+
+	res.Content = string(activePoolSym)
+
+	return res, nil
+}
+
+// ViewPool retrieves the pool details from the user store
+// and displays it to the user for them to select it.
+func (h *MenuHandlers) ViewPool(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	code := codeFromCtx(ctx)
+	l := gotext.NewLocale(translationDir, code)
+	l.AddDomain("default")
+
+	flag_incorrect_pool, _ := h.flagManager.GetFlag("flag_incorrect_pool")
+
+	inputStr := string(input)
+
+	poolData, err := store.GetPoolData(ctx, h.userdataStore, sessionId, inputStr)
+	if err != nil {
+		return res, fmt.Errorf("failed to retrieve pool data: %v", err)
+	}
+
+	if poolData == nil {
+		flag_api_error, _ := h.flagManager.GetFlag("flag_api_call_error")
+
+		// no match found. Call the API using the inputStr as the symbol
+		poolResp, err := h.accountService.RetrievePoolDetails(ctx, inputStr)
+		if err != nil {
+			res.FlagSet = append(res.FlagSet, flag_api_error)
+			return res, nil
+		}
+
+		if len(poolResp.PoolSymbol) == 0 {
+			// If the API does not return the data, set the flag
+			res.FlagSet = append(res.FlagSet, flag_incorrect_pool)
+			return res, nil
+		}
+
+		poolData = poolResp
+	}
+
+	if err := store.StoreTemporaryPool(ctx, h.userdataStore, sessionId, poolData); err != nil {
+		logg.ErrorCtxf(ctx, "failed on StoreTemporaryPool", "error", err)
+		return res, err
+	}
+
+	res.FlagReset = append(res.FlagReset, flag_incorrect_pool)
+	res.Content = l.Get("Name: %s\nSymbol: %s", poolData.PoolName, poolData.PoolSymbol)
+
+	return res, nil
+}
+
+// SetPool retrieves the temp pool data and sets it as the active data.
+func (h *MenuHandlers) SetPool(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	// Get temporary data
+	tempData, err := store.GetTemporaryPoolData(ctx, h.userdataStore, sessionId)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed on GetTemporaryPoolData", "error", err)
+		return res, err
+	}
+
+	// Set as active and clear temporary data
+	if err := store.UpdatePoolData(ctx, h.userdataStore, sessionId, tempData); err != nil {
+		logg.ErrorCtxf(ctx, "failed on UpdatePoolData", "error", err)
+		return res, err
+	}
+
+	res.Content = tempData.PoolSymbol
+	return res, nil
+}

handlers/application/poolswap.go

@@ -0,0 +1,381 @@
+package application
+
+import (
+	"context"
+	"fmt"
+	"strconv"
+
+	"git.defalsify.org/vise.git/db"
+	"git.defalsify.org/vise.git/resource"
+	"git.grassecon.net/grassrootseconomics/sarafu-vise/config"
+	"git.grassecon.net/grassrootseconomics/sarafu-vise/store"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+	"gopkg.in/leonelquinteros/gotext.v1"
+)
+
+// LoadSwapFromList returns a list of possible vouchers to swap to
+func (h *MenuHandlers) LoadSwapToList(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	userStore := h.userdataStore
+
+	// get the active address and symbol
+	activeAddress, err := userStore.ReadEntry(ctx, sessionId, storedb.DATA_ACTIVE_ADDRESS)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to read activeAddress entry with", "key", storedb.DATA_ACTIVE_ADDRESS, "error", err)
+		return res, err
+	}
+	activeSym, err := userStore.ReadEntry(ctx, sessionId, storedb.DATA_ACTIVE_SYM)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to read activeSym entry with", "key", storedb.DATA_ACTIVE_SYM, "error", err)
+		return res, err
+	}
+
+	code := codeFromCtx(ctx)
+	l := gotext.NewLocale(translationDir, code)
+	l.AddDomain("default")
+
+	flag_incorrect_voucher, _ := h.flagManager.GetFlag("flag_incorrect_voucher")
+	flag_api_error, _ := h.flagManager.GetFlag("flag_api_error")
+
+	inputStr := string(input)
+	if inputStr == "0" {
+		return res, nil
+	}
+
+	// Get active pool address and symbol or fall back to default
+	var activePoolAddress []byte
+	activePoolAddress, err = userStore.ReadEntry(ctx, sessionId, storedb.DATA_ACTIVE_POOL_ADDRESS)
+	if err != nil {
+		if db.IsNotFound(err) {
+			defaultPoolAddress := config.DefaultPoolAddress()
+			// store the default as the active pool address
+			err = userStore.WriteEntry(ctx, sessionId, storedb.DATA_ACTIVE_POOL_ADDRESS, []byte(defaultPoolAddress))
+			if err != nil {
+				logg.ErrorCtxf(ctx, "failed to write default PoolContractAdrress", "key", storedb.DATA_ACTIVE_POOL_ADDRESS, "value", defaultPoolAddress, "error", err)
+				return res, err
+			}
+			activePoolAddress = []byte(defaultPoolAddress)
+		} else {
+			logg.ErrorCtxf(ctx, "failed to read active PoolContractAdrress", "key", storedb.DATA_ACTIVE_POOL_ADDRESS, "error", err)
+			return res, err
+		}
+	}
+
+	var activePoolSymbol []byte
+	activePoolSymbol, err = userStore.ReadEntry(ctx, sessionId, storedb.DATA_ACTIVE_POOL_SYM)
+	if err != nil {
+		if db.IsNotFound(err) {
+			defaultPoolSym := config.DefaultPoolName()
+			// store the default as the active pool symbol
+			err = userStore.WriteEntry(ctx, sessionId, storedb.DATA_ACTIVE_POOL_SYM, []byte(defaultPoolSym))
+			if err != nil {
+				logg.ErrorCtxf(ctx, "failed to write default Pool Symbol", "key", storedb.DATA_ACTIVE_POOL_SYM, "value", defaultPoolSym, "error", err)
+				return res, err
+			}
+			activePoolSymbol = []byte(defaultPoolSym)
+		} else {
+			logg.ErrorCtxf(ctx, "failed to read active Pool symbol", "key", storedb.DATA_ACTIVE_POOL_SYM, "error", err)
+			return res, err
+		}
+	}
+
+	// call the api using the ActivePoolAddress and ActiveVoucherAddress to check if it is part of the pool
+	r, err := h.accountService.CheckTokenInPool(ctx, string(activePoolAddress), string(activeAddress))
+	if err != nil {
+		res.FlagSet = append(res.FlagSet, flag_api_error)
+		logg.ErrorCtxf(ctx, "failed on CheckTokenInPool", "error", err)
+		return res, err
+	}
+
+	logg.InfoCtxf(ctx, "CheckTokenInPool", "response", r, "active_pool_address", string(activePoolAddress), "active_symbol_address", string(activeAddress))
+
+	if !r.CanSwapFrom {
+		res.FlagSet = append(res.FlagSet, flag_incorrect_voucher)
+		res.Content = l.Get(
+			"%s is not in %s. Please update your voucher and try again.",
+			activeSym,
+			activePoolSymbol,
+		)
+		return res, nil
+	}
+
+	res.FlagReset = append(res.FlagReset, flag_incorrect_voucher)
+
+	// call the api using the activePoolAddress to get a list of SwapToSymbolsData
+	swapToList, err := h.accountService.GetPoolSwappableVouchers(ctx, string(activePoolAddress))
+	if err != nil {
+		res.FlagSet = append(res.FlagSet, flag_api_error)
+		logg.ErrorCtxf(ctx, "failed on FetchTransactions", "error", err)
+		return res, err
+	}
+
+	logg.InfoCtxf(ctx, "GetPoolSwappableVouchers", "swapToList", swapToList)
+
+	// Return if there are no vouchers
+	if len(swapToList) == 0 {
+		return res, nil
+	}
+
+	data := store.ProcessVouchers(swapToList)
+
+	logg.InfoCtxf(ctx, "ProcessVouchers", "data", data)
+
+	// Store all swap_to tokens data
+	dataMap := map[storedb.DataTyp]string{
+		storedb.DATA_POOL_TO_SYMBOLS:   data.Symbols,
+		storedb.DATA_POOL_TO_BALANCES:  data.Balances,
+		storedb.DATA_POOL_TO_DECIMALS:  data.Decimals,
+		storedb.DATA_POOL_TO_ADDRESSES: data.Addresses,
+	}
+
+	for key, value := range dataMap {
+		if err := userStore.WriteEntry(ctx, sessionId, key, []byte(value)); err != nil {
+			logg.ErrorCtxf(ctx, "Failed to write data entry for sessionId: %s", sessionId, "key", key, "error", err)
+			continue
+		}
+	}
+
+	res.Content = h.ReplaceSeparatorFunc(data.Symbols)
+
+	return res, nil
+}
+
+// SwapMaxLimit returns the max FROM token
+// check if max/tokenDecimals > 0.1 for UX purposes and to prevent swapping of dust values
+func (h *MenuHandlers) SwapMaxLimit(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	flag_incorrect_voucher, _ := h.flagManager.GetFlag("flag_incorrect_voucher")
+	flag_api_error, _ := h.flagManager.GetFlag("flag_api_error")
+	flag_low_swap_amount, _ := h.flagManager.GetFlag("flag_low_swap_amount")
+
+	res.FlagReset = append(res.FlagReset, flag_incorrect_voucher, flag_low_swap_amount)
+
+	inputStr := string(input)
+	if inputStr == "0" {
+		return res, nil
+	}
+
+	userStore := h.userdataStore
+	metadata, err := store.GetSwapToVoucherData(ctx, userStore, sessionId, inputStr)
+	if err != nil {
+		return res, fmt.Errorf("failed to retrieve swap to voucher data: %v", err)
+	}
+	if metadata == nil {
+		res.FlagSet = append(res.FlagSet, flag_incorrect_voucher)
+		return res, nil
+	}
+
+	logg.InfoCtxf(ctx, "Metadata from GetSwapToVoucherData:", "metadata", metadata)
+
+	// Store the active swap_to data
+	if err := store.UpdateSwapToVoucherData(ctx, userStore, sessionId, metadata); err != nil {
+		logg.ErrorCtxf(ctx, "failed on UpdateSwapToVoucherData", "error", err)
+		return res, err
+	}
+
+	swapData, err := store.ReadSwapData(ctx, userStore, sessionId)
+	if err != nil {
+		return res, err
+	}
+
+	// call the api using the ActivePoolAddress, ActiveSwapFromAddress, ActiveSwapToAddress and PublicKey to get the swap max limit
+	logg.InfoCtxf(ctx, "Call GetSwapFromTokenMaxLimit with:", "ActivePoolAddress", swapData.ActivePoolAddress, "ActiveSwapFromAddress", swapData.ActiveSwapFromAddress, "ActiveSwapToAddress", swapData.ActiveSwapToAddress, "publicKey", swapData.PublicKey)
+	r, err := h.accountService.GetSwapFromTokenMaxLimit(ctx, swapData.ActivePoolAddress, swapData.ActiveSwapFromAddress, swapData.ActiveSwapToAddress, swapData.PublicKey)
+	if err != nil {
+		res.FlagSet = append(res.FlagSet, flag_api_error)
+		logg.ErrorCtxf(ctx, "failed on GetSwapFromTokenMaxLimit", "error", err)
+		return res, err
+	}
+
+	// Scale down the amount
+	maxAmountStr := store.ScaleDownBalance(r.Max, swapData.ActiveSwapFromDecimal)
+	if err != nil {
+		return res, err
+	}
+
+	maxAmountFloat, err := strconv.ParseFloat(maxAmountStr, 64)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to parse maxAmountStr as float", "value", maxAmountStr, "error", err)
+		return res, err
+	}
+
+	// Format to 2 decimal places
+	maxStr := fmt.Sprintf("%.2f", maxAmountFloat)
+
+	if maxAmountFloat < 0.1 {
+		// return with low amount flag
+		res.Content = maxStr
+		res.FlagSet = append(res.FlagSet, flag_low_swap_amount)
+		return res, nil
+	}
+
+	err = userStore.WriteEntry(ctx, sessionId, storedb.DATA_ACTIVE_SWAP_MAX_AMOUNT, []byte(maxStr))
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to write swap max amount entry with", "key", storedb.DATA_ACTIVE_SWAP_MAX_AMOUNT, "value", maxStr, "error", err)
+		return res, err
+	}
+
+	res.Content = fmt.Sprintf(
+		"Maximum: %s\n\nEnter amount of %s to swap for %s:",
+		maxStr, swapData.ActiveSwapFromSym, swapData.ActiveSwapToSym,
+	)
+
+	return res, nil
+}
+
+// SwapPreview displays the swap preview and estimates
+func (h *MenuHandlers) SwapPreview(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	inputStr := string(input)
+	if inputStr == "0" {
+		return res, nil
+	}
+
+	flag_invalid_amount, _ := h.flagManager.GetFlag("flag_invalid_amount")
+
+	code := codeFromCtx(ctx)
+	l := gotext.NewLocale(translationDir, code)
+	l.AddDomain("default")
+
+	userStore := h.userdataStore
+
+	swapData, err := store.ReadSwapPreviewData(ctx, userStore, sessionId)
+	if err != nil {
+		return res, err
+	}
+
+	maxValue, err := strconv.ParseFloat(swapData.ActiveSwapMaxAmount, 64)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "Failed to convert the swapMaxAmount to a float", "error", err)
+		return res, err
+	}
+
+	inputAmount, err := strconv.ParseFloat(inputStr, 64)
+	if err != nil || inputAmount > maxValue {
+		res.FlagSet = append(res.FlagSet, flag_invalid_amount)
+		res.Content = inputStr
+		return res, nil
+	}
+
+	// Format the amount to 2 decimal places
+	formattedAmount, err := store.TruncateDecimalString(inputStr, 2)
+	if err != nil {
+		res.FlagSet = append(res.FlagSet, flag_invalid_amount)
+		res.Content = inputStr
+		return res, nil
+	}
+
+	finalAmountStr, err := store.ParseAndScaleAmount(formattedAmount, swapData.ActiveSwapFromDecimal)
+	if err != nil {
+		return res, err
+	}
+
+	err = userStore.WriteEntry(ctx, sessionId, storedb.DATA_ACTIVE_SWAP_AMOUNT, []byte(finalAmountStr))
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to write swap amount entry with", "key", storedb.DATA_ACTIVE_SWAP_AMOUNT, "value", finalAmountStr, "error", err)
+		return res, err
+	}
+	// store the user's input amount in the temporary value
+	err = userStore.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(inputStr))
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to write swap amount entry with", "key", storedb.DATA_ACTIVE_SWAP_AMOUNT, "value", finalAmountStr, "error", err)
+		return res, err
+	}
+
+	// call the API to get the quote
+	r, err := h.accountService.GetPoolSwapQuote(ctx, finalAmountStr, swapData.PublicKey, swapData.ActiveSwapFromAddress, swapData.ActivePoolAddress, swapData.ActiveSwapToAddress)
+	if err != nil {
+		flag_api_error, _ := h.flagManager.GetFlag("flag_api_call_error")
+		res.FlagSet = append(res.FlagSet, flag_api_error)
+		res.Content = l.Get("Your request failed. Please try again later.")
+		logg.ErrorCtxf(ctx, "failed on poolSwap", "error", err)
+		return res, nil
+	}
+
+	// Scale down the quoted amount
+	quoteAmountStr := store.ScaleDownBalance(r.OutValue, swapData.ActiveSwapToDecimal)
+	qouteAmount, err := strconv.ParseFloat(quoteAmountStr, 64)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to parse quoteAmountStr as float", "value", quoteAmountStr, "error", err)
+		return res, err
+	}
+
+	// Format to 2 decimal places
+	qouteStr := fmt.Sprintf("%.2f", qouteAmount)
+
+	res.Content = fmt.Sprintf(
+		"You will swap:\n%s %s for %s %s:",
+		inputStr, swapData.ActiveSwapFromSym, qouteStr, swapData.ActiveSwapToSym,
+	)
+
+	return res, nil
+}
+
+// InitiateSwap calls the poolSwap and returns a confirmation based on the result.
+func (h *MenuHandlers) InitiateSwap(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var err error
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	flag_account_authorized, _ := h.flagManager.GetFlag("flag_account_authorized")
+
+	code := codeFromCtx(ctx)
+	l := gotext.NewLocale(translationDir, code)
+	l.AddDomain("default")
+
+	userStore := h.userdataStore
+
+	swapData, err := store.ReadSwapPreviewData(ctx, userStore, sessionId)
+	if err != nil {
+		return res, err
+	}
+
+	swapAmount, err := userStore.ReadEntry(ctx, sessionId, storedb.DATA_ACTIVE_SWAP_AMOUNT)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to read swapAmount entry with", "key", storedb.DATA_ACTIVE_SWAP_AMOUNT, "error", err)
+		return res, err
+	}
+
+	swapAmountStr := string(swapAmount)
+
+	// Call the poolSwap API
+	r, err := h.accountService.PoolSwap(ctx, swapAmountStr, swapData.PublicKey, swapData.ActiveSwapFromAddress, swapData.ActivePoolAddress, swapData.ActiveSwapToAddress)
+	if err != nil {
+		flag_api_error, _ := h.flagManager.GetFlag("flag_api_call_error")
+		res.FlagSet = append(res.FlagSet, flag_api_error)
+		res.Content = l.Get("Your request failed. Please try again later.")
+		logg.ErrorCtxf(ctx, "failed on poolSwap", "error", err)
+		return res, nil
+	}
+
+	trackingId := r.TrackingId
+	logg.InfoCtxf(ctx, "poolSwap", "trackingId", trackingId)
+
+	res.Content = l.Get(
+		"Your request has been sent. You will receive an SMS when your %s %s has been swapped for %s.",
+		swapData.TemporaryValue,
+		swapData.ActiveSwapFromSym,
+		swapData.ActiveSwapToSym,
+	)
+
+	res.FlagReset = append(res.FlagReset, flag_account_authorized)
+	return res, nil
+}

handlers/application/profile.go

@@ -0,0 +1,616 @@
+package application
+
+import (
+	"context"
+	"fmt"
+	"strconv"
+	"strings"
+
+	"git.defalsify.org/vise.git/db"
+	"git.defalsify.org/vise.git/lang"
+	"git.defalsify.org/vise.git/resource"
+	"git.grassecon.net/grassrootseconomics/common/person"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+)
+
+// SaveFirstname updates the first name in the gdbm with the provided input.
+func (h *MenuHandlers) SaveFirstname(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var err error
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	firstName := string(input)
+
+	store := h.userdataStore
+	logdb := h.logDb
+
+	flag_allow_update, _ := h.flagManager.GetFlag("flag_allow_update")
+	flag_firstname_set, _ := h.flagManager.GetFlag("flag_firstname_set")
+
+	allowUpdate := h.st.MatchFlag(flag_allow_update, true)
+	firstNameSet := h.st.MatchFlag(flag_firstname_set, true)
+	if allowUpdate {
+		temporaryFirstName, _ := store.ReadEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE)
+		if len(temporaryFirstName) == 0 {
+			logg.ErrorCtxf(ctx, "temporaryFirstName is empty", "key", storedb.DATA_TEMPORARY_VALUE)
+			return res, fmt.Errorf("Data error encountered")
+		}
+		err = store.WriteEntry(ctx, sessionId, storedb.DATA_FIRST_NAME, []byte(temporaryFirstName))
+		if err != nil {
+			logg.ErrorCtxf(ctx, "failed to write firstName entry with", "key", storedb.DATA_FIRST_NAME, "value", temporaryFirstName, "error", err)
+			return res, err
+		}
+		res.FlagSet = append(res.FlagSet, flag_firstname_set)
+
+		err = logdb.WriteLogEntry(ctx, sessionId, storedb.DATA_FIRST_NAME, []byte(temporaryFirstName))
+		if err != nil {
+			logg.DebugCtxf(ctx, "Failed to write firtname db log entry", "key", storedb.DATA_FIRST_NAME, "value", temporaryFirstName)
+		}
+	} else {
+		if firstNameSet {
+			err = store.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(firstName))
+			if err != nil {
+				logg.ErrorCtxf(ctx, "failed to write temporaryFirstName entry with", "key", storedb.DATA_TEMPORARY_VALUE, "value", firstName, "error", err)
+				return res, err
+			}
+		} else {
+			h.profile.InsertOrShift(0, firstName)
+		}
+	}
+
+	return res, nil
+}
+
+// SaveFamilyname updates the family name in the gdbm with the provided input.
+func (h *MenuHandlers) SaveFamilyname(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var err error
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	store := h.userdataStore
+	logdb := h.logDb
+	familyName := string(input)
+
+	flag_allow_update, _ := h.flagManager.GetFlag("flag_allow_update")
+	flag_familyname_set, _ := h.flagManager.GetFlag("flag_familyname_set")
+	allowUpdate := h.st.MatchFlag(flag_allow_update, true)
+	familyNameSet := h.st.MatchFlag(flag_familyname_set, true)
+
+	if allowUpdate {
+		temporaryFamilyName, _ := store.ReadEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE)
+		if len(temporaryFamilyName) == 0 {
+			logg.ErrorCtxf(ctx, "temporaryFamilyName is empty", "key", storedb.DATA_TEMPORARY_VALUE)
+			return res, fmt.Errorf("Data error encountered")
+		}
+		err = store.WriteEntry(ctx, sessionId, storedb.DATA_FAMILY_NAME, []byte(temporaryFamilyName))
+		if err != nil {
+			logg.ErrorCtxf(ctx, "failed to write familyName entry with", "key", storedb.DATA_FAMILY_NAME, "value", temporaryFamilyName, "error", err)
+			return res, err
+		}
+		res.FlagSet = append(res.FlagSet, flag_familyname_set)
+
+		err = logdb.WriteLogEntry(ctx, sessionId, storedb.DATA_FAMILY_NAME, []byte(temporaryFamilyName))
+		if err != nil {
+			logg.DebugCtxf(ctx, "Failed to write firtname db log entry", "key", storedb.DATA_FAMILY_NAME, "value", temporaryFamilyName)
+		}
+	} else {
+		if familyNameSet {
+			err = store.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(familyName))
+			if err != nil {
+				logg.ErrorCtxf(ctx, "failed to write temporaryFamilyName entry with", "key", storedb.DATA_TEMPORARY_VALUE, "value", familyName, "error", err)
+				return res, err
+			}
+		} else {
+			h.profile.InsertOrShift(1, familyName)
+		}
+	}
+
+	return res, nil
+}
+
+// VerifyYob verifies the length of the given input.
+func (h *MenuHandlers) VerifyYob(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var err error
+
+	flag_incorrect_date_format, _ := h.flagManager.GetFlag("flag_incorrect_date_format")
+	date := string(input)
+	_, err = strconv.Atoi(date)
+	if err != nil {
+		// If conversion fails, input is not numeric
+		res.FlagSet = append(res.FlagSet, flag_incorrect_date_format)
+		return res, nil
+	}
+
+	if person.IsValidYOb(date) {
+		res.FlagReset = append(res.FlagReset, flag_incorrect_date_format)
+	} else {
+		res.FlagSet = append(res.FlagSet, flag_incorrect_date_format)
+	}
+	return res, nil
+}
+
+// ResetIncorrectYob resets the incorrect date format flag after a new attempt.
+func (h *MenuHandlers) ResetIncorrectYob(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+
+	flag_incorrect_date_format, _ := h.flagManager.GetFlag("flag_incorrect_date_format")
+	res.FlagReset = append(res.FlagReset, flag_incorrect_date_format)
+	return res, nil
+}
+
+// SaveYOB updates the Year of Birth(YOB) in the gdbm with the provided input.
+func (h *MenuHandlers) SaveYob(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var err error
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	yob := string(input)
+	store := h.userdataStore
+	logdb := h.logDb
+
+	flag_allow_update, _ := h.flagManager.GetFlag("flag_allow_update")
+	flag_yob_set, _ := h.flagManager.GetFlag("flag_yob_set")
+
+	allowUpdate := h.st.MatchFlag(flag_allow_update, true)
+	yobSet := h.st.MatchFlag(flag_yob_set, true)
+
+	if allowUpdate {
+		temporaryYob, _ := store.ReadEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE)
+		if len(temporaryYob) == 0 {
+			logg.ErrorCtxf(ctx, "temporaryYob is empty", "key", storedb.DATA_TEMPORARY_VALUE)
+			return res, fmt.Errorf("Data error encountered")
+		}
+		err = store.WriteEntry(ctx, sessionId, storedb.DATA_YOB, []byte(temporaryYob))
+		if err != nil {
+			logg.ErrorCtxf(ctx, "failed to write yob entry with", "key", storedb.DATA_TEMPORARY_VALUE, "value", temporaryYob, "error", err)
+			return res, err
+		}
+		res.FlagSet = append(res.FlagSet, flag_yob_set)
+
+		err = logdb.WriteLogEntry(ctx, sessionId, storedb.DATA_YOB, []byte(temporaryYob))
+		if err != nil {
+			logg.DebugCtxf(ctx, "Failed to write yob db log entry", "key", storedb.DATA_YOB, "value", temporaryYob)
+		}
+	} else {
+		if yobSet {
+			err = store.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(yob))
+			if err != nil {
+				logg.ErrorCtxf(ctx, "failed to write temporaryYob entry with", "key", storedb.DATA_TEMPORARY_VALUE, "value", yob, "error", err)
+				return res, err
+			}
+		} else {
+			h.profile.InsertOrShift(3, yob)
+		}
+	}
+
+	return res, nil
+}
+
+// SaveLocation updates the location in the gdbm with the provided input.
+func (h *MenuHandlers) SaveLocation(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var err error
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	location := string(input)
+	store := h.userdataStore
+	logdb := h.logDb
+
+	flag_allow_update, _ := h.flagManager.GetFlag("flag_allow_update")
+	flag_location_set, _ := h.flagManager.GetFlag("flag_location_set")
+	allowUpdate := h.st.MatchFlag(flag_allow_update, true)
+	locationSet := h.st.MatchFlag(flag_location_set, true)
+
+	if allowUpdate {
+		temporaryLocation, _ := store.ReadEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE)
+		if len(temporaryLocation) == 0 {
+			logg.ErrorCtxf(ctx, "temporaryLocation is empty", "key", storedb.DATA_TEMPORARY_VALUE)
+			return res, fmt.Errorf("Data error encountered")
+		}
+		err = store.WriteEntry(ctx, sessionId, storedb.DATA_LOCATION, []byte(temporaryLocation))
+		if err != nil {
+			logg.ErrorCtxf(ctx, "failed to write location entry with", "key", storedb.DATA_LOCATION, "value", temporaryLocation, "error", err)
+			return res, err
+		}
+		res.FlagSet = append(res.FlagSet, flag_location_set)
+
+		err = logdb.WriteLogEntry(ctx, sessionId, storedb.DATA_LOCATION, []byte(temporaryLocation))
+		if err != nil {
+			logg.DebugCtxf(ctx, "Failed to write location db log entry", "key", storedb.DATA_LOCATION, "value", temporaryLocation)
+		}
+	} else {
+		if locationSet {
+			err = store.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(location))
+			if err != nil {
+				logg.ErrorCtxf(ctx, "failed to write temporaryLocation entry with", "key", storedb.DATA_TEMPORARY_VALUE, "value", location, "error", err)
+				return res, err
+			}
+			res.FlagSet = append(res.FlagSet, flag_location_set)
+		} else {
+			h.profile.InsertOrShift(4, location)
+		}
+	}
+
+	return res, nil
+}
+
+// SaveGender updates the gender in the gdbm with the provided input.
+func (h *MenuHandlers) SaveGender(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	symbol, _ := h.st.Where()
+	var res resource.Result
+	var err error
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	gender := strings.Split(symbol, "_")[1]
+	store := h.userdataStore
+	logdb := h.logDb
+	flag_allow_update, _ := h.flagManager.GetFlag("flag_allow_update")
+	flag_gender_set, _ := h.flagManager.GetFlag("flag_gender_set")
+
+	allowUpdate := h.st.MatchFlag(flag_allow_update, true)
+	genderSet := h.st.MatchFlag(flag_gender_set, true)
+
+	if allowUpdate {
+		temporaryGender, _ := store.ReadEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE)
+		if len(temporaryGender) == 0 {
+			logg.ErrorCtxf(ctx, "temporaryGender is empty", "key", storedb.DATA_TEMPORARY_VALUE)
+			return res, fmt.Errorf("Data error encountered")
+		}
+		err = store.WriteEntry(ctx, sessionId, storedb.DATA_GENDER, []byte(temporaryGender))
+		if err != nil {
+			logg.ErrorCtxf(ctx, "failed to write gender entry with", "key", storedb.DATA_GENDER, "value", gender, "error", err)
+			return res, err
+		}
+		res.FlagSet = append(res.FlagSet, flag_gender_set)
+
+		err = logdb.WriteLogEntry(ctx, sessionId, storedb.DATA_GENDER, []byte(temporaryGender))
+		if err != nil {
+			logg.DebugCtxf(ctx, "Failed to write gender db log entry", "key", storedb.DATA_TEMPORARY_VALUE, "value", temporaryGender)
+		}
+
+	} else {
+		if genderSet {
+			err = store.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(gender))
+			if err != nil {
+				logg.ErrorCtxf(ctx, "failed to write temporaryGender entry with", "key", storedb.DATA_TEMPORARY_VALUE, "value", gender, "error", err)
+				return res, err
+			}
+		} else {
+			h.profile.InsertOrShift(2, gender)
+		}
+	}
+
+	return res, nil
+}
+
+// SaveOfferings updates the offerings(goods and services provided by the user) in the gdbm with the provided input.
+func (h *MenuHandlers) SaveOfferings(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var err error
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	offerings := string(input)
+	store := h.userdataStore
+	logdb := h.logDb
+
+	flag_allow_update, _ := h.flagManager.GetFlag("flag_allow_update")
+	flag_offerings_set, _ := h.flagManager.GetFlag("flag_offerings_set")
+
+	allowUpdate := h.st.MatchFlag(flag_allow_update, true)
+	offeringsSet := h.st.MatchFlag(flag_offerings_set, true)
+
+	if allowUpdate {
+		temporaryOfferings, _ := store.ReadEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE)
+		if len(temporaryOfferings) == 0 {
+			logg.ErrorCtxf(ctx, "temporaryOfferings is empty", "key", storedb.DATA_TEMPORARY_VALUE)
+			return res, fmt.Errorf("Data error encountered")
+		}
+		err = store.WriteEntry(ctx, sessionId, storedb.DATA_OFFERINGS, []byte(temporaryOfferings))
+		if err != nil {
+			logg.ErrorCtxf(ctx, "failed to write offerings entry with", "key", storedb.DATA_TEMPORARY_VALUE, "value", offerings, "error", err)
+			return res, err
+		}
+		res.FlagSet = append(res.FlagSet, flag_offerings_set)
+
+		err = logdb.WriteLogEntry(ctx, sessionId, storedb.DATA_FIRST_NAME, []byte(temporaryOfferings))
+		if err != nil {
+			logg.DebugCtxf(ctx, "Failed to write offerings db log entry", "key", storedb.DATA_OFFERINGS, "value", offerings)
+		}
+	} else {
+		if offeringsSet {
+			err = store.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(offerings))
+			if err != nil {
+				logg.ErrorCtxf(ctx, "failed to write temporaryOfferings entry with", "key", storedb.DATA_TEMPORARY_VALUE, "value", offerings, "error", err)
+				return res, err
+			}
+		} else {
+			h.profile.InsertOrShift(5, offerings)
+		}
+	}
+
+	return res, nil
+}
+
+// GetCurrentProfileInfo retrieves specific profile fields based on the current state of the USSD session.
+// Uses flag management system to track profile field status and handle menu navigation.
+func (h *MenuHandlers) GetCurrentProfileInfo(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var profileInfo []byte
+	var defaultValue string
+	var err error
+
+	flag_firstname_set, _ := h.flagManager.GetFlag("flag_firstname_set")
+	flag_familyname_set, _ := h.flagManager.GetFlag("flag_familyname_set")
+	flag_yob_set, _ := h.flagManager.GetFlag("flag_yob_set")
+	flag_gender_set, _ := h.flagManager.GetFlag("flag_gender_set")
+	flag_location_set, _ := h.flagManager.GetFlag("flag_location_set")
+	flag_offerings_set, _ := h.flagManager.GetFlag("flag_offerings_set")
+	flag_back_set, _ := h.flagManager.GetFlag("flag_back_set")
+
+	res.FlagReset = append(res.FlagReset, flag_back_set)
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	language, ok := ctx.Value("Language").(lang.Language)
+	if !ok {
+		return res, fmt.Errorf("value for 'Language' is not of type lang.Language")
+	}
+	code := language.Code
+	if code == "swa" {
+		defaultValue = "Haipo"
+	} else {
+		defaultValue = "Not Provided"
+	}
+
+	sm, _ := h.st.Where()
+	parts := strings.SplitN(sm, "_", 2)
+	filename := parts[1]
+	dbKeyStr := "DATA_" + strings.ToUpper(filename)
+	logg.InfoCtxf(ctx, "GetCurrentProfileInfo", "filename", filename, "dbKeyStr:", dbKeyStr)
+	dbKey, err := storedb.StringToDataTyp(dbKeyStr)
+
+	if err != nil {
+		return res, err
+	}
+	store := h.userdataStore
+
+	switch dbKey {
+	case storedb.DATA_FIRST_NAME:
+		profileInfo, err = store.ReadEntry(ctx, sessionId, storedb.DATA_FIRST_NAME)
+		if err != nil {
+			if db.IsNotFound(err) {
+				res.Content = defaultValue
+				break
+			}
+			logg.ErrorCtxf(ctx, "Failed to read first name entry with", "key", "error", storedb.DATA_FIRST_NAME, err)
+			return res, err
+		}
+		res.FlagSet = append(res.FlagSet, flag_firstname_set)
+		res.Content = string(profileInfo)
+	case storedb.DATA_FAMILY_NAME:
+		profileInfo, err = store.ReadEntry(ctx, sessionId, storedb.DATA_FAMILY_NAME)
+		if err != nil {
+			if db.IsNotFound(err) {
+				res.Content = defaultValue
+				break
+			}
+			logg.ErrorCtxf(ctx, "Failed to read family name entry with", "key", "error", storedb.DATA_FAMILY_NAME, err)
+			return res, err
+		}
+		res.FlagSet = append(res.FlagSet, flag_familyname_set)
+		res.Content = string(profileInfo)
+
+	case storedb.DATA_GENDER:
+		profileInfo, err = store.ReadEntry(ctx, sessionId, storedb.DATA_GENDER)
+		if err != nil {
+			if db.IsNotFound(err) {
+				res.Content = defaultValue
+				break
+			}
+			logg.ErrorCtxf(ctx, "Failed to read gender entry with", "key", "error", storedb.DATA_GENDER, err)
+			return res, err
+		}
+		res.FlagSet = append(res.FlagSet, flag_gender_set)
+		res.Content = string(profileInfo)
+	case storedb.DATA_YOB:
+		profileInfo, err = store.ReadEntry(ctx, sessionId, storedb.DATA_YOB)
+		if err != nil {
+			if db.IsNotFound(err) {
+				res.Content = defaultValue
+				break
+			}
+			logg.ErrorCtxf(ctx, "Failed to read year of birth(yob) entry with", "key", "error", storedb.DATA_YOB, err)
+			return res, err
+		}
+		res.FlagSet = append(res.FlagSet, flag_yob_set)
+		res.Content = string(profileInfo)
+	case storedb.DATA_LOCATION:
+		profileInfo, err = store.ReadEntry(ctx, sessionId, storedb.DATA_LOCATION)
+		if err != nil {
+			if db.IsNotFound(err) {
+				res.Content = defaultValue
+				break
+			}
+			logg.ErrorCtxf(ctx, "Failed to read location entry with", "key", "error", storedb.DATA_LOCATION, err)
+			return res, err
+		}
+		res.FlagSet = append(res.FlagSet, flag_location_set)
+		res.Content = string(profileInfo)
+	case storedb.DATA_OFFERINGS:
+		profileInfo, err = store.ReadEntry(ctx, sessionId, storedb.DATA_OFFERINGS)
+		if err != nil {
+			if db.IsNotFound(err) {
+				res.Content = defaultValue
+				break
+			}
+			logg.ErrorCtxf(ctx, "Failed to read offerings entry with", "key", "error", storedb.DATA_OFFERINGS, err)
+			return res, err
+		}
+		res.FlagSet = append(res.FlagSet, flag_offerings_set)
+		res.Content = string(profileInfo)
+	case storedb.DATA_ACCOUNT_ALIAS:
+		profileInfo, err = store.ReadEntry(ctx, sessionId, storedb.DATA_ACCOUNT_ALIAS)
+		if err != nil {
+			if db.IsNotFound(err) {
+				res.Content = defaultValue
+				break
+			}
+			logg.ErrorCtxf(ctx, "Failed to read account alias entry with", "key", "error", storedb.DATA_ACCOUNT_ALIAS, err)
+			return res, err
+		}
+		alias := string(profileInfo)
+		if alias == "" {
+			res.Content = defaultValue
+		} else {
+			res.Content = alias
+		}
+	default:
+		break
+	}
+
+	return res, nil
+}
+
+// GetProfileInfo provides a comprehensive view of a user's profile.
+func (h *MenuHandlers) GetProfileInfo(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var defaultValue string
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	language, ok := ctx.Value("Language").(lang.Language)
+	if !ok {
+		return res, fmt.Errorf("value for 'Language' is not of type lang.Language")
+	}
+	code := language.Code
+	if code == "swa" {
+		defaultValue = "Haipo"
+	} else {
+		defaultValue = "Not Provided"
+	}
+
+	// Helper function to handle nil byte slices and convert them to string
+	getEntryOrDefault := func(entry []byte, err error) string {
+		if err != nil || entry == nil {
+			return defaultValue
+		}
+		return string(entry)
+	}
+	store := h.userdataStore
+	// Retrieve user data as strings with fallback to defaultValue
+	firstName := getEntryOrDefault(store.ReadEntry(ctx, sessionId, storedb.DATA_FIRST_NAME))
+	familyName := getEntryOrDefault(store.ReadEntry(ctx, sessionId, storedb.DATA_FAMILY_NAME))
+	yob := getEntryOrDefault(store.ReadEntry(ctx, sessionId, storedb.DATA_YOB))
+	gender := getEntryOrDefault(store.ReadEntry(ctx, sessionId, storedb.DATA_GENDER))
+	location := getEntryOrDefault(store.ReadEntry(ctx, sessionId, storedb.DATA_LOCATION))
+	offerings := getEntryOrDefault(store.ReadEntry(ctx, sessionId, storedb.DATA_OFFERINGS))
+	alias := getEntryOrDefault(store.ReadEntry(ctx, sessionId, storedb.DATA_ACCOUNT_ALIAS))
+
+	if alias != defaultValue && alias != "" {
+		alias = strings.Split(alias, ".")[0]
+	} else {
+		alias = defaultValue
+	}
+
+	// Construct the full name
+	name := person.ConstructName(firstName, familyName, defaultValue)
+
+	// Calculate age from year of birth
+	age := defaultValue
+	if yob != defaultValue {
+		if yobInt, err := strconv.Atoi(yob); err == nil {
+			age = strconv.Itoa(person.CalculateAgeWithYOB(yobInt))
+		} else {
+			return res, fmt.Errorf("invalid year of birth: %v", err)
+		}
+	}
+	switch language.Code {
+	case "eng":
+		res.Content = fmt.Sprintf(
+			"Name: %s\nGender: %s\nAge: %s\nLocation: %s\nYou provide: %s\nYour alias: %s\n",
+			name, gender, age, location, offerings, alias,
+		)
+	case "swa":
+		res.Content = fmt.Sprintf(
+			"Jina: %s\nJinsia: %s\nUmri: %s\nEneo: %s\nUnauza: %s\nLakabu yako: %s\n",
+			name, gender, age, location, offerings, alias,
+		)
+	default:
+		res.Content = fmt.Sprintf(
+			"Name: %s\nGender: %s\nAge: %s\nLocation: %s\nYou provide: %s\nYour alias: %s\n",
+			name, gender, age, location, offerings, alias,
+		)
+	}
+
+	return res, nil
+}
+
+// handles bulk updates of profile information.
+func (h *MenuHandlers) insertProfileItems(ctx context.Context, sessionId string, res *resource.Result) error {
+	var err error
+	userStore := h.userdataStore
+	profileFlagNames := []string{
+		"flag_firstname_set",
+		"flag_familyname_set",
+		"flag_yob_set",
+		"flag_gender_set",
+		"flag_location_set",
+		"flag_offerings_set",
+	}
+	profileDataKeys := []storedb.DataTyp{
+		storedb.DATA_FIRST_NAME,
+		storedb.DATA_FAMILY_NAME,
+		storedb.DATA_GENDER,
+		storedb.DATA_YOB,
+		storedb.DATA_LOCATION,
+		storedb.DATA_OFFERINGS,
+	}
+	for index, profileItem := range h.profile.ProfileItems {
+		// Ensure the profileItem is not "0"(is set)
+		if profileItem != "0" {
+			flag, _ := h.flagManager.GetFlag(profileFlagNames[index])
+			isProfileItemSet := h.st.MatchFlag(flag, true)
+			if !isProfileItemSet {
+				err = userStore.WriteEntry(ctx, sessionId, profileDataKeys[index], []byte(profileItem))
+				if err != nil {
+					logg.ErrorCtxf(ctx, "failed to write profile entry with", "key", profileDataKeys[index], "value", profileItem, "error", err)
+					return err
+				}
+				res.FlagSet = append(res.FlagSet, flag)
+			}
+		}
+	}
+	return nil
+}
+
+// UpdateAllProfileItems  is used to persist all the  new profile information and setup  the required profile flags.
+func (h *MenuHandlers) UpdateAllProfileItems(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	err := h.insertProfileItems(ctx, sessionId, &res)
+	if err != nil {
+		return res, err
+	}
+	return res, nil
+}

handlers/application/profile_test.go

@@ -0,0 +1,766 @@
+package application
+
+import (
+	"context"
+	"fmt"
+	"log"
+	"testing"
+
+	"git.defalsify.org/vise.git/lang"
+	"git.defalsify.org/vise.git/resource"
+	"git.defalsify.org/vise.git/state"
+	"git.grassecon.net/grassrootseconomics/sarafu-api/testutil/mocks"
+	"git.grassecon.net/grassrootseconomics/sarafu-vise/profile"
+	"git.grassecon.net/grassrootseconomics/sarafu-vise/store"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+	"github.com/alecthomas/assert/v2"
+	"github.com/stretchr/testify/require"
+)
+
+func TestSaveFirstname(t *testing.T) {
+	sessionId := "session123"
+	ctx, userStore := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+	_, logdb := InitializeTestLogdbStore(t)
+
+	logDb := store.LogDb{
+		Db: logdb,
+	}
+
+	fm, _ := NewFlagManager(flagsPath)
+
+	flag_allow_update, _ := fm.GetFlag("flag_allow_update")
+	flag_firstname_set, _ := fm.GetFlag("flag_firstname_set")
+
+	// Set the flag in the State
+	mockState := state.NewState(128)
+	mockState.SetFlag(flag_allow_update)
+
+	expectedResult := resource.Result{}
+
+	// Define test data
+	firstName := "John"
+
+	if err := userStore.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(firstName)); err != nil {
+		t.Fatal(err)
+	}
+
+	expectedResult.FlagSet = []uint32{flag_firstname_set}
+
+	// Create the MenuHandlers instance with the mock store
+	h := &MenuHandlers{
+		userdataStore: userStore,
+		flagManager:   fm,
+		st:            mockState,
+		logDb:         logDb,
+	}
+
+	// Call the method
+	res, err := h.SaveFirstname(ctx, "save_firstname", []byte(firstName))
+
+	// Assert results
+	assert.NoError(t, err)
+	assert.Equal(t, expectedResult, res)
+
+	// Verify that the DATA_FIRST_NAME entry has been updated with the temporary value
+	storedFirstName, _ := userStore.ReadEntry(ctx, sessionId, storedb.DATA_FIRST_NAME)
+	assert.Equal(t, firstName, string(storedFirstName))
+}
+
+func TestSaveFamilyname(t *testing.T) {
+	sessionId := "session123"
+	ctx, userStore := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+	_, logdb := InitializeTestLogdbStore(t)
+
+	logDb := store.LogDb{
+		Db: logdb,
+	}
+
+	fm, _ := NewFlagManager(flagsPath)
+
+	flag_allow_update, _ := fm.GetFlag("flag_allow_update")
+	flag_firstname_set, _ := fm.GetFlag("flag_familyname_set")
+
+	// Set the flag in the State
+	mockState := state.NewState(128)
+	mockState.SetFlag(flag_allow_update)
+
+	expectedResult := resource.Result{}
+
+	expectedResult.FlagSet = []uint32{flag_firstname_set}
+
+	// Define test data
+	familyName := "Doeee"
+
+	if err := userStore.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(familyName)); err != nil {
+		t.Fatal(err)
+	}
+
+	// Create the MenuHandlers instance with the mock store
+	h := &MenuHandlers{
+		userdataStore: userStore,
+		st:            mockState,
+		flagManager:   fm,
+		logDb:         logDb,
+	}
+
+	// Call the method
+	res, err := h.SaveFamilyname(ctx, "save_familyname", []byte(familyName))
+
+	// Assert results
+	assert.NoError(t, err)
+	assert.Equal(t, expectedResult, res)
+
+	// Verify that the DATA_FAMILY_NAME entry has been updated with the temporary value
+	storedFamilyName, _ := userStore.ReadEntry(ctx, sessionId, storedb.DATA_FAMILY_NAME)
+	assert.Equal(t, familyName, string(storedFamilyName))
+}
+
+func TestVerifyYob(t *testing.T) {
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		t.Logf(err.Error())
+	}
+
+	sessionId := "session123"
+	// Create required mocks
+	mockAccountService := new(mocks.MockAccountService)
+	mockState := state.NewState(16)
+	flag_incorrect_date_format, _ := fm.GetFlag("flag_incorrect_date_format")
+	ctx := context.WithValue(context.Background(), "SessionId", sessionId)
+
+	h := &MenuHandlers{
+		accountService: mockAccountService,
+		flagManager:    fm,
+		st:             mockState,
+	}
+
+	tests := []struct {
+		name           string
+		input          []byte
+		expectedResult resource.Result
+	}{
+		{
+			name:  "Test with correct yob",
+			input: []byte("1980"),
+			expectedResult: resource.Result{
+				FlagReset: []uint32{flag_incorrect_date_format},
+			},
+		},
+		{
+			name:  "Test with incorrect yob",
+			input: []byte("sgahaha"),
+			expectedResult: resource.Result{
+				FlagSet: []uint32{flag_incorrect_date_format},
+			},
+		},
+		{
+			name:  "Test with numeric but less 4 digits",
+			input: []byte("123"),
+			expectedResult: resource.Result{
+				FlagSet: []uint32{flag_incorrect_date_format},
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			// Call the method under test
+			res, err := h.VerifyYob(ctx, "verify_yob", []byte(tt.input))
+
+			// Assert that no errors occurred
+			assert.NoError(t, err)
+
+			//Assert that the account created flag has been set to the result
+			assert.Equal(t, res, tt.expectedResult, "Expected result should be equal to the actual result")
+		})
+	}
+}
+
+func TestResetIncorrectYob(t *testing.T) {
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	flag_incorrect_date_format, _ := fm.GetFlag("flag_incorrect_date_format")
+
+	// Define test cases
+	tests := []struct {
+		name           string
+		input          []byte
+		expectedResult resource.Result
+	}{
+		{
+			name:  "Test incorrect yob reset",
+			input: []byte(""),
+			expectedResult: resource.Result{
+				FlagReset: []uint32{flag_incorrect_date_format},
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			// Create the MenuHandlers instance with the mock flag manager
+			h := &MenuHandlers{
+				flagManager: fm,
+			}
+
+			// Call the method
+			res, err := h.ResetIncorrectYob(context.Background(), "reset_incorrect_yob", tt.input)
+			if err != nil {
+				t.Error(err)
+			}
+
+			// Assert that the Result FlagSet has the required flags after language switch
+			assert.Equal(t, res, tt.expectedResult, "Result should contain flag(s) that have been reset")
+		})
+	}
+}
+
+func TestSaveYob(t *testing.T) {
+	sessionId := "session123"
+	ctx, userStore := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+	_, logdb := InitializeTestLogdbStore(t)
+
+	logDb := store.LogDb{
+		Db: logdb,
+	}
+
+	fm, _ := NewFlagManager(flagsPath)
+
+	flag_allow_update, _ := fm.GetFlag("flag_allow_update")
+	flag_yob_set, _ := fm.GetFlag("flag_yob_set")
+
+	// Set the flag in the State
+	mockState := state.NewState(108)
+	mockState.SetFlag(flag_allow_update)
+
+	expectedResult := resource.Result{}
+
+	// Define test data
+	yob := "1980"
+
+	if err := userStore.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(yob)); err != nil {
+		t.Fatal(err)
+	}
+
+	expectedResult.FlagSet = []uint32{flag_yob_set}
+
+	// Create the MenuHandlers instance with the mock store
+	h := &MenuHandlers{
+		userdataStore: userStore,
+		flagManager:   fm,
+		st:            mockState,
+		logDb:         logDb,
+	}
+
+	// Call the method
+	res, err := h.SaveYob(ctx, "save_yob", []byte(yob))
+
+	// Assert results
+	assert.NoError(t, err)
+	assert.Equal(t, expectedResult, res)
+
+	// Verify that the DATA_YOB entry has been updated with the temporary value
+	storedYob, _ := userStore.ReadEntry(ctx, sessionId, storedb.DATA_YOB)
+	assert.Equal(t, yob, string(storedYob))
+}
+
+func TestSaveLocation(t *testing.T) {
+	sessionId := "session123"
+	ctx, userStore := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+	_, logdb := InitializeTestLogdbStore(t)
+
+	logDb := store.LogDb{
+		Db: logdb,
+	}
+
+	fm, _ := NewFlagManager(flagsPath)
+
+	flag_allow_update, _ := fm.GetFlag("flag_allow_update")
+	flag_location_set, _ := fm.GetFlag("flag_location_set")
+
+	// Set the flag in the State
+	mockState := state.NewState(108)
+	mockState.SetFlag(flag_allow_update)
+
+	expectedResult := resource.Result{}
+
+	// Define test data
+	location := "Kilifi"
+
+	if err := userStore.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(location)); err != nil {
+		t.Fatal(err)
+	}
+
+	expectedResult.FlagSet = []uint32{flag_location_set}
+
+	// Create the MenuHandlers instance with the mock store
+	h := &MenuHandlers{
+		userdataStore: userStore,
+		flagManager:   fm,
+		st:            mockState,
+		logDb:         logDb,
+	}
+
+	// Call the method
+	res, err := h.SaveLocation(ctx, "save_location", []byte(location))
+
+	// Assert results
+	assert.NoError(t, err)
+	assert.Equal(t, expectedResult, res)
+
+	// Verify that the DATA_LOCATION entry has been updated with the temporary value
+	storedLocation, _ := userStore.ReadEntry(ctx, sessionId, storedb.DATA_LOCATION)
+	assert.Equal(t, location, string(storedLocation))
+}
+
+func TestSaveGender(t *testing.T) {
+	sessionId := "session123"
+	ctx, userStore := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+	_, logdb := InitializeTestLogdbStore(t)
+
+	logDb := store.LogDb{
+		Db: logdb,
+	}
+
+	fm, _ := NewFlagManager(flagsPath)
+
+	flag_allow_update, _ := fm.GetFlag("flag_allow_update")
+	flag_gender_set, _ := fm.GetFlag("flag_gender_set")
+
+	// Set the flag in the State
+	mockState := state.NewState(108)
+	mockState.SetFlag(flag_allow_update)
+
+	// Define test cases
+	tests := []struct {
+		name            string
+		input           []byte
+		expectedGender  string
+		executingSymbol string
+	}{
+		{
+			name:            "Valid Male Input",
+			input:           []byte("1"),
+			expectedGender:  "male",
+			executingSymbol: "set_male",
+		},
+		{
+			name:            "Valid Female Input",
+			input:           []byte("2"),
+			expectedGender:  "female",
+			executingSymbol: "set_female",
+		},
+		{
+			name:            "Valid Unspecified Input",
+			input:           []byte("3"),
+			executingSymbol: "set_unspecified",
+			expectedGender:  "unspecified",
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if err := userStore.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(tt.expectedGender)); err != nil {
+				t.Fatal(err)
+			}
+
+			mockState.ExecPath = append(mockState.ExecPath, tt.executingSymbol)
+			// Create the MenuHandlers instance with the mock store
+			h := &MenuHandlers{
+				userdataStore: userStore,
+				st:            mockState,
+				flagManager:   fm,
+				logDb:         logDb,
+			}
+
+			expectedResult := resource.Result{}
+
+			// Call the method
+			res, err := h.SaveGender(ctx, "save_gender", tt.input)
+
+			expectedResult.FlagSet = []uint32{flag_gender_set}
+
+			// Assert results
+			assert.NoError(t, err)
+			assert.Equal(t, expectedResult, res)
+
+			// Verify that the DATA_GENDER entry has been updated with the temporary value
+			storedGender, _ := userStore.ReadEntry(ctx, sessionId, storedb.DATA_GENDER)
+			assert.Equal(t, tt.expectedGender, string(storedGender))
+		})
+	}
+}
+
+func TestSaveOfferings(t *testing.T) {
+	sessionId := "session123"
+	ctx, userStore := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+	_, logdb := InitializeTestLogdbStore(t)
+
+	logDb := store.LogDb{
+		Db: logdb,
+	}
+
+	fm, _ := NewFlagManager(flagsPath)
+
+	flag_allow_update, _ := fm.GetFlag("flag_allow_update")
+	flag_offerings_set, _ := fm.GetFlag("flag_offerings_set")
+
+	// Set the flag in the State
+	mockState := state.NewState(108)
+	mockState.SetFlag(flag_allow_update)
+
+	expectedResult := resource.Result{}
+
+	// Define test data
+	offerings := "Bananas"
+
+	if err := userStore.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(offerings)); err != nil {
+		t.Fatal(err)
+	}
+
+	expectedResult.FlagSet = []uint32{flag_offerings_set}
+
+	// Create the MenuHandlers instance with the mock store
+	h := &MenuHandlers{
+		userdataStore: userStore,
+		flagManager:   fm,
+		st:            mockState,
+		logDb:         logDb,
+	}
+
+	// Call the method
+	res, err := h.SaveOfferings(ctx, "save_offerings", []byte(offerings))
+
+	// Assert results
+	assert.NoError(t, err)
+	assert.Equal(t, expectedResult, res)
+
+	// Verify that the DATA_OFFERINGS entry has been updated with the temporary value
+	storedOfferings, _ := userStore.ReadEntry(ctx, sessionId, storedb.DATA_OFFERINGS)
+	assert.Equal(t, offerings, string(storedOfferings))
+}
+
+func TestGetCurrentProfileInfo(t *testing.T) {
+	sessionId := "session123"
+	ctx, store := InitializeTestStore(t)
+
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		t.Fatal(err)
+	}
+	flag_firstname_set, _ := fm.GetFlag("flag_firstname_set")
+	flag_familyname_set, _ := fm.GetFlag("flag_familyname_set")
+	flag_yob_set, _ := fm.GetFlag("flag_yob_set")
+	flag_gender_set, _ := fm.GetFlag("flag_gender_set")
+	flag_location_set, _ := fm.GetFlag("flag_location_set")
+	flag_offerings_set, _ := fm.GetFlag("flag_offerings_set")
+	flag_back_set, _ := fm.GetFlag("flag_back_set")
+
+	h := &MenuHandlers{
+		userdataStore: store,
+		flagManager:   fm,
+		st:            state.NewState(16),
+	}
+
+	tests := []struct {
+		name     string
+		execPath string
+		dbKey    storedb.DataTyp
+		value    string
+		expected resource.Result
+	}{
+		{
+			name:     "Test fetching first name",
+			execPath: "edit_first_name",
+			dbKey:    storedb.DATA_FIRST_NAME,
+			value:    "John",
+			expected: resource.Result{
+				FlagReset: []uint32{flag_back_set},
+				FlagSet:   []uint32{flag_firstname_set},
+				Content:   "John",
+			},
+		},
+		{
+			name:     "Test fetching family name",
+			execPath: "edit_family_name",
+			dbKey:    storedb.DATA_FAMILY_NAME,
+			value:    "Doe",
+			expected: resource.Result{
+				FlagReset: []uint32{flag_back_set},
+				FlagSet:   []uint32{flag_familyname_set},
+				Content:   "Doe",
+			},
+		},
+		{
+			name:     "Test fetching year of birth",
+			execPath: "edit_yob",
+			dbKey:    storedb.DATA_YOB,
+			value:    "1980",
+			expected: resource.Result{
+				FlagReset: []uint32{flag_back_set},
+				FlagSet:   []uint32{flag_yob_set},
+				Content:   "1980",
+			},
+		},
+		{
+			name:     "Test fetching gender",
+			execPath: "edit_gender",
+			dbKey:    storedb.DATA_GENDER,
+			value:    "Male",
+			expected: resource.Result{
+				FlagReset: []uint32{flag_back_set},
+				FlagSet:   []uint32{flag_gender_set},
+				Content:   "Male",
+			},
+		},
+		{
+			name:     "Test fetching location",
+			execPath: "edit_location",
+			dbKey:    storedb.DATA_LOCATION,
+			value:    "Nairobi",
+			expected: resource.Result{
+				FlagReset: []uint32{flag_back_set},
+				FlagSet:   []uint32{flag_location_set},
+				Content:   "Nairobi",
+			},
+		},
+		{
+			name:     "Test fetching offerings",
+			execPath: "edit_offerings",
+			dbKey:    storedb.DATA_OFFERINGS,
+			value:    "Fruits",
+			expected: resource.Result{
+				FlagReset: []uint32{flag_back_set},
+				FlagSet:   []uint32{flag_offerings_set},
+				Content:   "Fruits",
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			ctx = context.WithValue(ctx, "SessionId", sessionId)
+			ctx = context.WithValue(ctx, "Language", lang.Language{
+				Code: "eng",
+			})
+			// Set ExecPath to include tt.execPath
+			h.st.ExecPath = []string{tt.execPath}
+
+			if tt.value != "" {
+				err := store.WriteEntry(ctx, sessionId, tt.dbKey, []byte(tt.value))
+				if err != nil {
+					t.Fatal(err)
+				}
+			}
+
+			res, err := h.GetCurrentProfileInfo(ctx, tt.execPath, []byte(""))
+			if err != nil {
+				t.Fatal(err)
+			}
+
+			assert.Equal(t, tt.expected, res, "Result should match the expected output")
+		})
+	}
+}
+
+func TestGetProfileInfo(t *testing.T) {
+	sessionId := "session123"
+	ctx, store := InitializeTestStore(t)
+
+	mockAccountService := new(mocks.MockAccountService)
+	mockState := state.NewState(16)
+
+	h := &MenuHandlers{
+		userdataStore:  store,
+		accountService: mockAccountService,
+		st:             mockState,
+	}
+
+	tests := []struct {
+		name         string
+		languageCode string
+		keys         []storedb.DataTyp
+		profileInfo  []string
+		result       resource.Result
+	}{
+		{
+			name:         "Test with full profile information in eng",
+			keys:         []storedb.DataTyp{storedb.DATA_FAMILY_NAME, storedb.DATA_FIRST_NAME, storedb.DATA_GENDER, storedb.DATA_OFFERINGS, storedb.DATA_LOCATION, storedb.DATA_YOB, storedb.DATA_ACCOUNT_ALIAS},
+			profileInfo:  []string{"Doee", "John", "Male", "Bananas", "Kilifi", "1976", "DoeJohn"},
+			languageCode: "eng",
+			result: resource.Result{
+				Content: fmt.Sprintf(
+					"Name: %s\nGender: %s\nAge: %s\nLocation: %s\nYou provide: %s\nYour alias: %s\n",
+					"John Doee", "Male", "49", "Kilifi", "Bananas", "DoeJohn",
+				),
+			},
+		},
+		{
+			name:         "Test with with profile information in swa",
+			keys:         []storedb.DataTyp{storedb.DATA_FAMILY_NAME, storedb.DATA_FIRST_NAME, storedb.DATA_GENDER, storedb.DATA_OFFERINGS, storedb.DATA_LOCATION, storedb.DATA_YOB, storedb.DATA_ACCOUNT_ALIAS},
+			profileInfo:  []string{"Doee", "John", "Male", "Bananas", "Kilifi", "1976", "DoeJohn"},
+			languageCode: "swa",
+			result: resource.Result{
+				Content: fmt.Sprintf(
+					"Jina: %s\nJinsia: %s\nUmri: %s\nEneo: %s\nUnauza: %s\nLakabu yako: %s\n",
+					"John Doee", "Male", "49", "Kilifi", "Bananas", "DoeJohn",
+				),
+			},
+		},
+		{
+			name:         "Test with with profile information with language that is not yet supported",
+			keys:         []storedb.DataTyp{storedb.DATA_FAMILY_NAME, storedb.DATA_FIRST_NAME, storedb.DATA_GENDER, storedb.DATA_OFFERINGS, storedb.DATA_LOCATION, storedb.DATA_YOB, storedb.DATA_ACCOUNT_ALIAS},
+			profileInfo:  []string{"Doee", "John", "Male", "Bananas", "Kilifi", "1976", "DoeJohn"},
+			languageCode: "nor",
+			result: resource.Result{
+				Content: fmt.Sprintf(
+					"Name: %s\nGender: %s\nAge: %s\nLocation: %s\nYou provide: %s\nYour alias: %s\n",
+					"John Doee", "Male", "49", "Kilifi", "Bananas", "DoeJohn",
+				),
+			},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			ctx = context.WithValue(ctx, "SessionId", sessionId)
+			ctx = context.WithValue(ctx, "Language", lang.Language{
+				Code: tt.languageCode,
+			})
+			for index, key := range tt.keys {
+				err := store.WriteEntry(ctx, sessionId, key, []byte(tt.profileInfo[index]))
+				if err != nil {
+					t.Fatal(err)
+				}
+			}
+
+			res, _ := h.GetProfileInfo(ctx, "get_profile_info", []byte(""))
+
+			//Assert that the result set to content is what was expected
+			assert.Equal(t, res, tt.result, "Result should contain profile information served back to user")
+		})
+	}
+}
+
+func TestInsertProfileItems(t *testing.T) {
+	ctx, store := InitializeTestStore(t)
+	sessionId := "session123"
+	mockState := state.NewState(128)
+
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	profileDataKeys := []storedb.DataTyp{
+		storedb.DATA_FIRST_NAME,
+		storedb.DATA_FAMILY_NAME,
+		storedb.DATA_GENDER,
+		storedb.DATA_YOB,
+		storedb.DATA_LOCATION,
+		storedb.DATA_OFFERINGS,
+	}
+
+	profileItems := []string{"John", "Doe", "Male", "1990", "Nairobi", "Software"}
+
+	h := &MenuHandlers{
+		userdataStore: store,
+		flagManager:   fm,
+		st:            mockState,
+		profile: &profile.Profile{
+			ProfileItems: profileItems,
+			Max:          6,
+		},
+	}
+
+	res := &resource.Result{}
+	err = h.insertProfileItems(ctx, sessionId, res)
+	require.NoError(t, err)
+
+	// Loop through profileDataKeys to validate stored values
+	for i, key := range profileDataKeys {
+		storedValue, err := store.ReadEntry(ctx, sessionId, key)
+		require.NoError(t, err)
+		assert.Equal(t, profileItems[i], string(storedValue))
+	}
+}
+
+func TestUpdateAllProfileItems(t *testing.T) {
+	ctx, store := InitializeTestStore(t)
+	sessionId := "session123"
+	publicKey := "0X13242618721"
+
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	mockState := state.NewState(128)
+	mockAccountService := new(mocks.MockAccountService)
+
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	flag_firstname_set, _ := fm.GetFlag("flag_firstname_set")
+	flag_familyname_set, _ := fm.GetFlag("flag_familyname_set")
+	flag_yob_set, _ := fm.GetFlag("flag_yob_set")
+	flag_gender_set, _ := fm.GetFlag("flag_gender_set")
+	flag_location_set, _ := fm.GetFlag("flag_location_set")
+	flag_offerings_set, _ := fm.GetFlag("flag_offerings_set")
+
+	profileDataKeys := []storedb.DataTyp{
+		storedb.DATA_FIRST_NAME,
+		storedb.DATA_FAMILY_NAME,
+		storedb.DATA_GENDER,
+		storedb.DATA_YOB,
+		storedb.DATA_LOCATION,
+		storedb.DATA_OFFERINGS,
+	}
+
+	profileItems := []string{"John", "Doe", "Male", "1990", "Nairobi", "Software"}
+
+	expectedResult := resource.Result{
+		FlagSet: []uint32{
+			flag_firstname_set,
+			flag_familyname_set,
+			flag_yob_set,
+			flag_gender_set,
+			flag_location_set,
+			flag_offerings_set,
+		},
+	}
+
+	h := &MenuHandlers{
+		userdataStore:  store,
+		flagManager:    fm,
+		st:             mockState,
+		accountService: mockAccountService,
+		profile: &profile.Profile{
+			ProfileItems: profileItems,
+			Max:          6,
+		},
+	}
+
+	err = store.WriteEntry(ctx, sessionId, storedb.DATA_PUBLIC_KEY, []byte(publicKey))
+	require.NoError(t, err)
+
+	// Call the function under test
+	res, err := h.UpdateAllProfileItems(ctx, "symbol", nil)
+	assert.NoError(t, err)
+
+	// Loop through profileDataKeys to validate stored values
+	for i, key := range profileDataKeys {
+		storedValue, err := store.ReadEntry(ctx, sessionId, key)
+		require.NoError(t, err)
+		assert.Equal(t, profileItems[i], string(storedValue))
+	}
+
+	assert.Equal(t, expectedResult, res)
+}

handlers/application/registration.go

@@ -0,0 +1,89 @@
+package application
+
+import (
+	"context"
+	"fmt"
+
+	"git.defalsify.org/vise.git/db"
+	"git.defalsify.org/vise.git/resource"
+
+	"git.grassecon.net/grassrootseconomics/common/hex"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+)
+
+// handles the account creation when no existing account is present for the session and stores associated data in the user data store.
+func (h *MenuHandlers) createAccountNoExist(ctx context.Context, sessionId string, res *resource.Result) error {
+	flag_account_created, _ := h.flagManager.GetFlag("flag_account_created")
+	flag_account_creation_failed, _ := h.flagManager.GetFlag("flag_account_creation_failed")
+
+	r, err := h.accountService.CreateAccount(ctx)
+	if err != nil {
+		res.FlagSet = append(res.FlagSet, flag_account_creation_failed)
+		logg.ErrorCtxf(ctx, "failed to create an account", "error", err)
+		return nil
+	}
+	res.FlagReset = append(res.FlagReset, flag_account_creation_failed)
+
+	trackingId := r.TrackingId
+	publicKey := r.PublicKey
+
+	data := map[storedb.DataTyp]string{
+		storedb.DATA_TRACKING_ID:   trackingId,
+		storedb.DATA_PUBLIC_KEY:    publicKey,
+		storedb.DATA_ACCOUNT_ALIAS: "",
+	}
+	store := h.userdataStore
+	logdb := h.logDb
+	for key, value := range data {
+		err = store.WriteEntry(ctx, sessionId, key, []byte(value))
+		if err != nil {
+			return err
+		}
+		err = logdb.WriteLogEntry(ctx, sessionId, key, []byte(value))
+		if err != nil {
+			logg.DebugCtxf(ctx, "Failed to write log entry", "key", key, "value", value)
+		}
+	}
+	publicKeyNormalized, err := hex.NormalizeHex(publicKey)
+	if err != nil {
+		return err
+	}
+	err = store.WriteEntry(ctx, publicKeyNormalized, storedb.DATA_PUBLIC_KEY_REVERSE, []byte(sessionId))
+	if err != nil {
+		return err
+	}
+
+	err = logdb.WriteLogEntry(ctx, sessionId, storedb.DATA_PUBLIC_KEY_REVERSE, []byte(sessionId))
+	if err != nil {
+		logg.DebugCtxf(ctx, "Failed to write log entry", "key", storedb.DATA_PUBLIC_KEY_REVERSE, "value", sessionId)
+	}
+
+	res.FlagSet = append(res.FlagSet, flag_account_created)
+	return nil
+}
+
+// CreateAccount checks if any account exists on the JSON data file, and if not,
+// creates an account on the API,
+// sets the default values and flags.
+func (h *MenuHandlers) CreateAccount(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var err error
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	store := h.userdataStore
+	_, err = store.ReadEntry(ctx, sessionId, storedb.DATA_PUBLIC_KEY)
+	if err != nil {
+		if db.IsNotFound(err) {
+			logg.InfoCtxf(ctx, "Creating an account because it doesn't exist")
+			err = h.createAccountNoExist(ctx, sessionId, &res)
+			if err != nil {
+				logg.ErrorCtxf(ctx, "failed on createAccountNoExist", "error", err)
+				return res, err
+			}
+		}
+	}
+
+	return res, nil
+}

handlers/application/registration_test.go

@@ -0,0 +1,76 @@
+package application
+
+import (
+	"context"
+	"testing"
+
+	"git.defalsify.org/vise.git/resource"
+	"git.grassecon.net/grassrootseconomics/sarafu-api/models"
+	"git.grassecon.net/grassrootseconomics/sarafu-api/testutil/mocks"
+	"git.grassecon.net/grassrootseconomics/sarafu-vise/store"
+	"github.com/alecthomas/assert/v2"
+)
+
+func TestCreateAccount(t *testing.T) {
+	sessionId := "session123"
+	ctx, userStore := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+	_, logdb := InitializeTestLogdbStore(t)
+
+	logDb := store.LogDb{
+		Db: logdb,
+	}
+
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		t.Logf(err.Error())
+	}
+
+	flag_account_created, err := fm.GetFlag("flag_account_created")
+	flag_account_creation_failed, _ := fm.GetFlag("flag_account_creation_failed")
+
+	if err != nil {
+		t.Logf(err.Error())
+	}
+
+	tests := []struct {
+		name           string
+		serverResponse *models.AccountResult
+		expectedResult resource.Result
+	}{
+		{
+			name: "Test account creation success",
+			serverResponse: &models.AccountResult{
+				TrackingId: "1234567890",
+				PublicKey:  "0xD3adB33f",
+			},
+			expectedResult: resource.Result{
+				FlagSet:   []uint32{flag_account_created},
+				FlagReset: []uint32{flag_account_creation_failed},
+			},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			mockAccountService := new(mocks.MockAccountService)
+
+			h := &MenuHandlers{
+				userdataStore:  userStore,
+				accountService: mockAccountService,
+				logDb:          logDb,
+				flagManager:    fm,
+			}
+
+			mockAccountService.On("CreateAccount").Return(tt.serverResponse, nil)
+
+			// Call the method you want to test
+			res, err := h.CreateAccount(ctx, "create_account", []byte(""))
+
+			// Assert that no errors occurred
+			assert.NoError(t, err)
+
+			// Assert that the account created flag has been set to the result
+			assert.Equal(t, res, tt.expectedResult, "Expected result should be equal to the actual result")
+		})
+	}
+}

handlers/application/send.go

@@ -0,0 +1,380 @@
+package application
+
+import (
+	"context"
+	"fmt"
+	"strconv"
+	"strings"
+
+	"git.defalsify.org/vise.git/db"
+	"git.defalsify.org/vise.git/resource"
+	"git.grassecon.net/grassrootseconomics/common/identity"
+	"git.grassecon.net/grassrootseconomics/common/phone"
+	"git.grassecon.net/grassrootseconomics/sarafu-api/models"
+	"git.grassecon.net/grassrootseconomics/sarafu-vise/config"
+	"git.grassecon.net/grassrootseconomics/sarafu-vise/store"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+	"github.com/grassrootseconomics/ethutils"
+	"gopkg.in/leonelquinteros/gotext.v1"
+)
+
+// ValidateRecipient validates that the given input is valid.
+//
+// TODO: split up functino
+func (h *MenuHandlers) ValidateRecipient(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var AliasAddressResult string
+	var AliasAddress *models.AliasAddress
+	store := h.userdataStore
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	flag_invalid_recipient, _ := h.flagManager.GetFlag("flag_invalid_recipient")
+	flag_invalid_recipient_with_invite, _ := h.flagManager.GetFlag("flag_invalid_recipient_with_invite")
+	flag_api_error, _ := h.flagManager.GetFlag("flag_api_call_error")
+
+	// remove white spaces
+	recipient := strings.ReplaceAll(string(input), " ", "")
+
+	if recipient != "0" {
+		recipientType, err := identity.CheckRecipient(recipient)
+		if err != nil {
+			// Invalid recipient format (not a phone number, address, or valid alias format)
+			res.FlagSet = append(res.FlagSet, flag_invalid_recipient)
+			res.Content = recipient
+
+			return res, nil
+		}
+
+		// save the recipient as the temporaryRecipient
+		err = store.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(recipient))
+		if err != nil {
+			logg.ErrorCtxf(ctx, "failed to write temporaryRecipient entry with", "key", storedb.DATA_TEMPORARY_VALUE, "value", recipient, "error", err)
+			return res, err
+		}
+
+		switch recipientType {
+		case "phone number":
+			// format the phone number
+			formattedNumber, err := phone.FormatPhoneNumber(recipient)
+			if err != nil {
+				logg.ErrorCtxf(ctx, "Failed to format the phone number: %s", recipient, "error", err)
+				return res, err
+			}
+
+			// Check if the phone number is registered
+			publicKey, err := store.ReadEntry(ctx, formattedNumber, storedb.DATA_PUBLIC_KEY)
+			if err != nil {
+				if db.IsNotFound(err) {
+					logg.InfoCtxf(ctx, "Unregistered phone number: %s", recipient)
+					res.FlagSet = append(res.FlagSet, flag_invalid_recipient_with_invite)
+					res.Content = recipient
+					return res, nil
+				}
+
+				logg.ErrorCtxf(ctx, "failed to read publicKey entry with", "key", storedb.DATA_PUBLIC_KEY, "error", err)
+				return res, err
+			}
+
+			// Save the publicKey as the recipient
+			err = store.WriteEntry(ctx, sessionId, storedb.DATA_RECIPIENT, publicKey)
+			if err != nil {
+				logg.ErrorCtxf(ctx, "failed to write recipient entry with", "key", storedb.DATA_RECIPIENT, "value", string(publicKey), "error", err)
+				return res, err
+			}
+
+		case "address":
+			// checksum the address
+			address := ethutils.ChecksumAddress(recipient)
+
+			// Save the valid Ethereum address as the recipient
+			err = store.WriteEntry(ctx, sessionId, storedb.DATA_RECIPIENT, []byte(address))
+			if err != nil {
+				logg.ErrorCtxf(ctx, "failed to write recipient entry with", "key", storedb.DATA_RECIPIENT, "value", recipient, "error", err)
+				return res, err
+			}
+
+		case "alias":
+			if strings.Contains(recipient, ".") {
+				AliasAddress, err = h.accountService.CheckAliasAddress(ctx, recipient)
+				if err == nil {
+					AliasAddressResult = AliasAddress.Address
+				} else {
+					logg.ErrorCtxf(ctx, "failed to resolve alias", "alias", recipient, "error_alias_check", err)
+				}
+			} else {
+				//Perform a search for each search domain,break on first match
+				for _, domain := range config.SearchDomains() {
+					fqdn := fmt.Sprintf("%s.%s", recipient, domain)
+					logg.InfoCtxf(ctx, "Resolving with fqdn alias", "alias", fqdn)
+					AliasAddress, err = h.accountService.CheckAliasAddress(ctx, fqdn)
+					if err == nil {
+						res.FlagReset = append(res.FlagReset, flag_api_error)
+						AliasAddressResult = AliasAddress.Address
+						continue
+					} else {
+						res.FlagSet = append(res.FlagSet, flag_api_error)
+						logg.ErrorCtxf(ctx, "failed to resolve alias", "alias", recipient, "error_alias_check", err)
+						return res, nil
+					}
+				}
+			}
+			if AliasAddressResult == "" {
+				res.Content = recipient
+				res.FlagSet = append(res.FlagSet, flag_invalid_recipient)
+				return res, nil
+			} else {
+				err = store.WriteEntry(ctx, sessionId, storedb.DATA_RECIPIENT, []byte(AliasAddressResult))
+				if err != nil {
+					logg.ErrorCtxf(ctx, "failed to write recipient entry with", "key", storedb.DATA_RECIPIENT, "value", AliasAddressResult, "error", err)
+					return res, err
+				}
+			}
+		}
+	}
+
+	return res, nil
+}
+
+// TransactionReset resets the previous transaction data (Recipient and Amount)
+// as well as the invalid flags.
+func (h *MenuHandlers) TransactionReset(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var err error
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	flag_invalid_recipient, _ := h.flagManager.GetFlag("flag_invalid_recipient")
+	flag_invalid_recipient_with_invite, _ := h.flagManager.GetFlag("flag_invalid_recipient_with_invite")
+	store := h.userdataStore
+	err = store.WriteEntry(ctx, sessionId, storedb.DATA_AMOUNT, []byte(""))
+	if err != nil {
+		return res, nil
+	}
+
+	err = store.WriteEntry(ctx, sessionId, storedb.DATA_RECIPIENT, []byte(""))
+	if err != nil {
+		return res, nil
+	}
+
+	res.FlagReset = append(res.FlagReset, flag_invalid_recipient, flag_invalid_recipient_with_invite)
+
+	return res, nil
+}
+
+// ResetTransactionAmount resets the transaction amount and invalid flag.
+func (h *MenuHandlers) ResetTransactionAmount(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var err error
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	flag_invalid_amount, _ := h.flagManager.GetFlag("flag_invalid_amount")
+	store := h.userdataStore
+	err = store.WriteEntry(ctx, sessionId, storedb.DATA_AMOUNT, []byte(""))
+	if err != nil {
+		return res, nil
+	}
+
+	res.FlagReset = append(res.FlagReset, flag_invalid_amount)
+
+	return res, nil
+}
+
+// MaxAmount gets the current balance from the API and sets it as
+// the result content.
+func (h *MenuHandlers) MaxAmount(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var err error
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	store := h.userdataStore
+
+	activeBal, err := store.ReadEntry(ctx, sessionId, storedb.DATA_ACTIVE_BAL)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to read activeBal entry with", "key", storedb.DATA_ACTIVE_BAL, "error", err)
+		return res, err
+	}
+
+	res.Content = string(activeBal)
+
+	return res, nil
+}
+
+// ValidateAmount ensures that the given input is a valid amount and that
+// it is not more than the current balance.
+func (h *MenuHandlers) ValidateAmount(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	flag_invalid_amount, _ := h.flagManager.GetFlag("flag_invalid_amount")
+	userStore := h.userdataStore
+
+	var balanceValue float64
+
+	// retrieve the active balance
+	activeBal, err := userStore.ReadEntry(ctx, sessionId, storedb.DATA_ACTIVE_BAL)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to read activeBal entry with", "key", storedb.DATA_ACTIVE_BAL, "error", err)
+		return res, err
+	}
+	balanceValue, err = strconv.ParseFloat(string(activeBal), 64)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "Failed to convert the activeBal to a float", "error", err)
+		return res, err
+	}
+
+	// Extract numeric part from the input amount
+	amountStr := strings.TrimSpace(string(input))
+	inputAmount, err := strconv.ParseFloat(amountStr, 64)
+	if err != nil {
+		res.FlagSet = append(res.FlagSet, flag_invalid_amount)
+		res.Content = amountStr
+		return res, nil
+	}
+
+	if inputAmount > balanceValue {
+		res.FlagSet = append(res.FlagSet, flag_invalid_amount)
+		res.Content = amountStr
+		return res, nil
+	}
+
+	// Format the amount to 2 decimal places before saving (truncated)
+	formattedAmount, err := store.TruncateDecimalString(amountStr, 2)
+	if err != nil {
+		res.FlagSet = append(res.FlagSet, flag_invalid_amount)
+		res.Content = amountStr
+		return res, nil
+	}
+
+	err = userStore.WriteEntry(ctx, sessionId, storedb.DATA_AMOUNT, []byte(formattedAmount))
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to write amount entry with", "key", storedb.DATA_AMOUNT, "value", formattedAmount, "error", err)
+		return res, err
+	}
+
+	res.Content = formattedAmount
+	return res, nil
+}
+
+// GetRecipient returns the transaction recipient phone number from the gdbm.
+func (h *MenuHandlers) GetRecipient(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	store := h.userdataStore
+	recipient, _ := store.ReadEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE)
+	if len(recipient) == 0 {
+		logg.ErrorCtxf(ctx, "recipient is empty", "key", storedb.DATA_TEMPORARY_VALUE)
+		return res, fmt.Errorf("Data error encountered")
+	}
+
+	res.Content = string(recipient)
+
+	return res, nil
+}
+
+// GetSender returns the sessionId (phoneNumber).
+func (h *MenuHandlers) GetSender(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	res.Content = sessionId
+
+	return res, nil
+}
+
+// GetAmount retrieves the amount from teh Gdbm Db.
+func (h *MenuHandlers) GetAmount(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	store := h.userdataStore
+
+	// retrieve the active symbol
+	activeSym, err := store.ReadEntry(ctx, sessionId, storedb.DATA_ACTIVE_SYM)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to read activeSym entry with", "key", storedb.DATA_ACTIVE_SYM, "error", err)
+		return res, err
+	}
+
+	amount, _ := store.ReadEntry(ctx, sessionId, storedb.DATA_AMOUNT)
+
+	res.Content = fmt.Sprintf("%s %s", string(amount), string(activeSym))
+
+	return res, nil
+}
+
+// InitiateTransaction calls the TokenTransfer and returns a confirmation based on the result.
+func (h *MenuHandlers) InitiateTransaction(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	var err error
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	flag_account_authorized, _ := h.flagManager.GetFlag("flag_account_authorized")
+
+	code := codeFromCtx(ctx)
+	l := gotext.NewLocale(translationDir, code)
+	l.AddDomain("default")
+
+	data, err := store.ReadTransactionData(ctx, h.userdataStore, sessionId)
+	if err != nil {
+		return res, err
+	}
+
+	finalAmountStr, err := store.ParseAndScaleAmount(data.Amount, data.ActiveDecimal)
+	if err != nil {
+		return res, err
+	}
+
+	// Call TokenTransfer
+	r, err := h.accountService.TokenTransfer(ctx, finalAmountStr, data.PublicKey, data.Recipient, data.ActiveAddress)
+	if err != nil {
+		flag_api_error, _ := h.flagManager.GetFlag("flag_api_call_error")
+		res.FlagSet = append(res.FlagSet, flag_api_error)
+		res.Content = l.Get("Your request failed. Please try again later.")
+		logg.ErrorCtxf(ctx, "failed on TokenTransfer", "error", err)
+		return res, nil
+	}
+
+	trackingId := r.TrackingId
+	logg.InfoCtxf(ctx, "TokenTransfer", "trackingId", trackingId)
+
+	res.Content = l.Get(
+		"Your request has been sent. %s will receive %s %s from %s.",
+		data.TemporaryValue,
+		data.Amount,
+		data.ActiveSym,
+		sessionId,
+	)
+
+	res.FlagReset = append(res.FlagReset, flag_account_authorized)
+	return res, nil
+}

handlers/application/send_test.go

@@ -0,0 +1,550 @@
+package application
+
+import (
+	"context"
+	"fmt"
+	"log"
+	"testing"
+
+	"git.defalsify.org/vise.git/resource"
+	"git.grassecon.net/grassrootseconomics/sarafu-api/models"
+	"git.grassecon.net/grassrootseconomics/sarafu-api/testutil/mocks"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+	"github.com/alecthomas/assert/v2"
+)
+
+func TestValidateRecipient(t *testing.T) {
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	sessionId := "session123"
+	publicKey := "0X13242618721"
+	ctx, store := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	flag_invalid_recipient, _ := fm.GetFlag("flag_invalid_recipient")
+	flag_invalid_recipient_with_invite, _ := fm.GetFlag("flag_invalid_recipient_with_invite")
+
+	// Define test cases
+	tests := []struct {
+		name              string
+		input             []byte
+		expectError       bool
+		expectedRecipient []byte
+		expectedResult    resource.Result
+	}{
+		{
+			name:        "Test with invalid recepient",
+			input:       []byte("7?1234"),
+			expectError: true,
+			expectedResult: resource.Result{
+				FlagSet: []uint32{flag_invalid_recipient},
+				Content: "7?1234",
+			},
+		},
+		{
+			name:        "Test with valid unregistered recepient",
+			input:       []byte("0712345678"),
+			expectError: true,
+			expectedResult: resource.Result{
+				FlagSet: []uint32{flag_invalid_recipient_with_invite},
+				Content: "0712345678",
+			},
+		},
+		{
+			name:              "Test with valid registered recepient",
+			input:             []byte("0711223344"),
+			expectError:       false,
+			expectedRecipient: []byte(publicKey),
+			expectedResult:    resource.Result{},
+		},
+		{
+			name:              "Test with address",
+			input:             []byte("0xd4c288865Ce0985a481Eef3be02443dF5E2e4Ea9"),
+			expectError:       false,
+			expectedRecipient: []byte("0xd4c288865Ce0985a481Eef3be02443dF5E2e4Ea9"),
+			expectedResult:    resource.Result{},
+		},
+		{
+			name:              "Test with alias recepient",
+			input:             []byte("alias123.sarafu.local"),
+			expectError:       false,
+			expectedRecipient: []byte("0xd4c288865Ce0985a481Eef3be02443dF5E2e4Ea9"),
+			expectedResult:    resource.Result{},
+		},
+		{
+			name:              "Test for checksummed address",
+			input:             []byte("0x5523058cdffe5f3c1eadadd5015e55c6e00fb439"),
+			expectError:       false,
+			expectedRecipient: []byte("0x5523058cdFfe5F3c1EaDADD5015E55C6E00fb439"),
+			expectedResult:    resource.Result{},
+		},
+		{
+			name:              "Test with valid registered recepient that has white spaces",
+			input:             []byte("0711 22 33 44"),
+			expectError:       false,
+			expectedRecipient: []byte(publicKey),
+			expectedResult:    resource.Result{},
+		},
+	}
+
+	// store a public key for the valid recipient
+	err = store.WriteEntry(ctx, "+254711223344", storedb.DATA_PUBLIC_KEY, []byte(publicKey))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			mockAccountService := new(mocks.MockAccountService)
+			// Create the MenuHandlers instance
+			h := &MenuHandlers{
+				flagManager:    fm,
+				userdataStore:  store,
+				accountService: mockAccountService,
+			}
+
+			aliasResponse := &models.AliasAddress{
+				Address: "0xd4c288865Ce0985a481Eef3be02443dF5E2e4Ea9",
+			}
+
+			mockAccountService.On("CheckAliasAddress", string(tt.input)).Return(aliasResponse, nil)
+
+			// Call the method
+			res, err := h.ValidateRecipient(ctx, "validate_recepient", tt.input)
+
+			if err != nil {
+				t.Error(err)
+			}
+
+			if !tt.expectError {
+				storedRecipientAddress, err := store.ReadEntry(ctx, sessionId, storedb.DATA_RECIPIENT)
+				assert.NoError(t, err)
+				assert.Equal(t, tt.expectedRecipient, storedRecipientAddress)
+			}
+
+			// Assert that the Result FlagSet has the required flags after language switch
+			assert.Equal(t, res, tt.expectedResult, "Result should contain flag(s) that have been reset")
+		})
+	}
+}
+
+func TestTransactionReset(t *testing.T) {
+	sessionId := "session123"
+	ctx, store := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		t.Logf(err.Error())
+	}
+
+	flag_invalid_recipient, _ := fm.GetFlag("flag_invalid_recipient")
+	flag_invalid_recipient_with_invite, _ := fm.GetFlag("flag_invalid_recipient_with_invite")
+
+	mockAccountService := new(mocks.MockAccountService)
+
+	h := &MenuHandlers{
+		userdataStore:  store,
+		accountService: mockAccountService,
+		flagManager:    fm,
+	}
+	tests := []struct {
+		name           string
+		input          []byte
+		status         string
+		expectedResult resource.Result
+	}{
+		{
+			name: "Test transaction reset for amount and recipient",
+			expectedResult: resource.Result{
+				FlagReset: []uint32{flag_invalid_recipient, flag_invalid_recipient_with_invite},
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			// Call the method under test
+			res, _ := h.TransactionReset(ctx, "transaction_reset", tt.input)
+
+			// Assert that no errors occurred
+			assert.NoError(t, err)
+
+			//Assert that the account created flag has been set to the result
+			assert.Equal(t, res, tt.expectedResult, "Expected result should be equal to the actual result")
+		})
+	}
+}
+
+func TestResetTransactionAmount(t *testing.T) {
+	sessionId := "session123"
+	ctx, store := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		t.Logf(err.Error())
+	}
+
+	flag_invalid_amount, _ := fm.GetFlag("flag_invalid_amount")
+
+	mockAccountService := new(mocks.MockAccountService)
+
+	h := &MenuHandlers{
+		userdataStore:  store,
+		accountService: mockAccountService,
+		flagManager:    fm,
+	}
+
+	tests := []struct {
+		name           string
+		expectedResult resource.Result
+	}{
+		{
+			name: "Test amount reset",
+			expectedResult: resource.Result{
+				FlagReset: []uint32{flag_invalid_amount},
+			},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			// Call the method under test
+			res, _ := h.ResetTransactionAmount(ctx, "transaction_reset_amount", []byte(""))
+
+			// Assert that no errors occurred
+			assert.NoError(t, err)
+
+			//Assert that the account created flag has been set to the result
+			assert.Equal(t, res, tt.expectedResult, "Expected result should be equal to the actual result")
+		})
+	}
+}
+
+func TestMaxAmount(t *testing.T) {
+	sessionId := "session123"
+	activeBal := "500"
+
+	tests := []struct {
+		name           string
+		sessionId      string
+		activeBal      string
+		expectedError  bool
+		expectedResult resource.Result
+	}{
+		{
+			name:           "Valid session ID and active balance",
+			sessionId:      sessionId,
+			activeBal:      activeBal,
+			expectedError:  false,
+			expectedResult: resource.Result{Content: activeBal},
+		},
+		{
+			name:           "Missing Session ID",
+			sessionId:      "",
+			activeBal:      activeBal,
+			expectedError:  true,
+			expectedResult: resource.Result{},
+		},
+		{
+			name:           "Failed to Read Active Balance",
+			sessionId:      sessionId,
+			activeBal:      "", // failure to read active balance
+			expectedError:  true,
+			expectedResult: resource.Result{},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			ctx, userStore := InitializeTestStore(t)
+			if tt.sessionId != "" {
+				ctx = context.WithValue(ctx, "SessionId", tt.sessionId)
+			}
+
+			h := &MenuHandlers{
+				userdataStore: userStore,
+			}
+
+			// Write active balance to the store only if it's not empty
+			if tt.activeBal != "" {
+				err := userStore.WriteEntry(ctx, tt.sessionId, storedb.DATA_ACTIVE_BAL, []byte(tt.activeBal))
+				if err != nil {
+					t.Fatal(err)
+				}
+			}
+
+			res, err := h.MaxAmount(ctx, "max_amount", []byte(""))
+
+			if tt.expectedError {
+				assert.Error(t, err)
+			} else {
+				assert.NoError(t, err)
+			}
+
+			assert.Equal(t, tt.expectedResult, res)
+		})
+	}
+}
+
+func TestValidateAmount(t *testing.T) {
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		t.Logf(err.Error())
+	}
+
+	sessionId := "session123"
+
+	ctx, store := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	flag_invalid_amount, _ := fm.GetFlag("flag_invalid_amount")
+
+	mockAccountService := new(mocks.MockAccountService)
+
+	h := &MenuHandlers{
+		userdataStore:  store,
+		accountService: mockAccountService,
+		flagManager:    fm,
+	}
+	tests := []struct {
+		name           string
+		input          []byte
+		activeBal      []byte
+		balance        string
+		expectedResult resource.Result
+	}{
+		{
+			name:      "Test with valid amount",
+			input:     []byte("4.10"),
+			activeBal: []byte("5"),
+			expectedResult: resource.Result{
+				Content: "4.10",
+			},
+		},
+		{
+			name:      "Test with amount larger than active balance",
+			input:     []byte("5.02"),
+			activeBal: []byte("5"),
+			expectedResult: resource.Result{
+				FlagSet: []uint32{flag_invalid_amount},
+				Content: "5.02",
+			},
+		},
+		{
+			name:      "Test with invalid amount format",
+			input:     []byte("0.02ms"),
+			activeBal: []byte("5"),
+			expectedResult: resource.Result{
+				FlagSet: []uint32{flag_invalid_amount},
+				Content: "0.02ms",
+			},
+		},
+		{
+			name:      "Test with valid decimal amount",
+			input:     []byte("0.149"),
+			activeBal: []byte("5"),
+			expectedResult: resource.Result{
+				Content: "0.14",
+			},
+		},
+		{
+			name:      "Test with valid large decimal amount",
+			input:     []byte("1.8599999999"),
+			activeBal: []byte("5"),
+			expectedResult: resource.Result{
+				Content: "1.85",
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			err := store.WriteEntry(ctx, sessionId, storedb.DATA_ACTIVE_BAL, []byte(tt.activeBal))
+			if err != nil {
+				t.Fatal(err)
+			}
+
+			// Call the method under test
+			res, _ := h.ValidateAmount(ctx, "test_validate_amount", tt.input)
+
+			// Assert no errors occurred
+			assert.NoError(t, err)
+
+			// Assert the result matches the expected result
+			assert.Equal(t, tt.expectedResult, res, "Expected result should match actual result")
+		})
+	}
+}
+
+func TestGetRecipient(t *testing.T) {
+	sessionId := "session123"
+	ctx, store := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	recepient := "0712345678"
+
+	err := store.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(recepient))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	// Create the MenuHandlers instance with the mock store
+	h := &MenuHandlers{
+		userdataStore: store,
+	}
+
+	// Call the method
+	res, _ := h.GetRecipient(ctx, "get_recipient", []byte(""))
+
+	//Assert that the retrieved recepient is what was set as the content
+	assert.Equal(t, recepient, res.Content)
+}
+
+func TestGetSender(t *testing.T) {
+	sessionId := "session123"
+	ctx, _ := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	// Create the MenuHandlers instance
+	h := &MenuHandlers{}
+
+	// Call the method
+	res, _ := h.GetSender(ctx, "get_sender", []byte(""))
+
+	//Assert that the sessionId is what was set as the result content.
+	assert.Equal(t, sessionId, res.Content)
+}
+
+func TestGetAmount(t *testing.T) {
+	sessionId := "session123"
+	ctx, store := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	// Define test data
+	amount := "0.03"
+	activeSym := "SRF"
+
+	err := store.WriteEntry(ctx, sessionId, storedb.DATA_AMOUNT, []byte(amount))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	err = store.WriteEntry(ctx, sessionId, storedb.DATA_ACTIVE_SYM, []byte(activeSym))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	// Create the MenuHandlers instance with the mock store
+	h := &MenuHandlers{
+		userdataStore: store,
+	}
+
+	// Call the method
+	res, _ := h.GetAmount(ctx, "get_amount", []byte(""))
+
+	formattedAmount := fmt.Sprintf("%s %s", amount, activeSym)
+
+	//Assert that the retrieved amount is what was set as the content
+	assert.Equal(t, formattedAmount, res.Content)
+}
+
+func TestInitiateTransaction(t *testing.T) {
+	sessionId := "254712345678"
+	ctx, store := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		t.Logf(err.Error())
+	}
+	account_authorized_flag, _ := fm.GetFlag("flag_account_authorized")
+
+	mockAccountService := new(mocks.MockAccountService)
+
+	h := &MenuHandlers{
+		userdataStore:  store,
+		accountService: mockAccountService,
+		flagManager:    fm,
+	}
+
+	tests := []struct {
+		name             string
+		TemporaryValue   []byte
+		ActiveSym        []byte
+		StoredAmount     []byte
+		TransferAmount   string
+		PublicKey        []byte
+		Recipient        []byte
+		ActiveDecimal    []byte
+		ActiveAddress    []byte
+		TransferResponse *models.TokenTransferResponse
+		expectedResult   resource.Result
+	}{
+		{
+			name:           "Test initiate transaction",
+			TemporaryValue: []byte("0711223344"),
+			ActiveSym:      []byte("SRF"),
+			StoredAmount:   []byte("1.00"),
+			TransferAmount: "1000000",
+			PublicKey:      []byte("0X13242618721"),
+			Recipient:      []byte("0x12415ass27192"),
+			ActiveDecimal:  []byte("6"),
+			ActiveAddress:  []byte("0xd4c288865Ce"),
+			TransferResponse: &models.TokenTransferResponse{
+				TrackingId: "1234567890",
+			},
+			expectedResult: resource.Result{
+				FlagReset: []uint32{account_authorized_flag},
+				Content:   "Your request has been sent. 0711223344 will receive 1.00 SRF from 254712345678.",
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			err := store.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(tt.TemporaryValue))
+			if err != nil {
+				t.Fatal(err)
+			}
+			err = store.WriteEntry(ctx, sessionId, storedb.DATA_ACTIVE_SYM, []byte(tt.ActiveSym))
+			if err != nil {
+				t.Fatal(err)
+			}
+			err = store.WriteEntry(ctx, sessionId, storedb.DATA_AMOUNT, []byte(tt.StoredAmount))
+			if err != nil {
+				t.Fatal(err)
+			}
+			err = store.WriteEntry(ctx, sessionId, storedb.DATA_PUBLIC_KEY, []byte(tt.PublicKey))
+			if err != nil {
+				t.Fatal(err)
+			}
+			err = store.WriteEntry(ctx, sessionId, storedb.DATA_RECIPIENT, []byte(tt.Recipient))
+			if err != nil {
+				t.Fatal(err)
+			}
+			err = store.WriteEntry(ctx, sessionId, storedb.DATA_ACTIVE_DECIMAL, []byte(tt.ActiveDecimal))
+			if err != nil {
+				t.Fatal(err)
+			}
+			err = store.WriteEntry(ctx, sessionId, storedb.DATA_ACTIVE_ADDRESS, []byte(tt.ActiveAddress))
+			if err != nil {
+				t.Fatal(err)
+			}
+
+			mockAccountService.On("TokenTransfer").Return(tt.TransferResponse, nil)
+
+			// Call the method under test
+			res, _ := h.InitiateTransaction(ctx, "transaction_reset_amount", []byte(""))
+
+			// Assert that no errors occurred
+			assert.NoError(t, err)
+
+			//Assert that the account created flag has been set to the result
+			assert.Equal(t, res, tt.expectedResult, "Expected result should be equal to the actual result")
+		})
+	}
+}

handlers/application/transactions.go

@@ -0,0 +1,190 @@
+package application
+
+import (
+	"context"
+	"fmt"
+	"strconv"
+	"strings"
+
+	"git.defalsify.org/vise.git/resource"
+	"git.grassecon.net/grassrootseconomics/sarafu-vise/store"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+)
+
+// CheckTransactions retrieves the transactions from the API using the "PublicKey" and stores to prefixDb.
+func (h *MenuHandlers) CheckTransactions(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	flag_no_transfers, _ := h.flagManager.GetFlag("flag_no_transfers")
+	flag_api_error, _ := h.flagManager.GetFlag("flag_api_error")
+
+	userStore := h.userdataStore
+	logdb := h.logDb
+	publicKey, err := userStore.ReadEntry(ctx, sessionId, storedb.DATA_PUBLIC_KEY)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to read publicKey entry with", "key", storedb.DATA_PUBLIC_KEY, "error", err)
+		return res, err
+	}
+
+	// Fetch transactions from the API using the public key
+	transactionsResp, err := h.accountService.FetchTransactions(ctx, string(publicKey))
+	if err != nil {
+		res.FlagSet = append(res.FlagSet, flag_api_error)
+		logg.ErrorCtxf(ctx, "failed on FetchTransactions", "error", err)
+		return res, err
+	}
+	res.FlagReset = append(res.FlagReset, flag_api_error)
+
+	// Return if there are no transactions
+	if len(transactionsResp) == 0 {
+		res.FlagSet = append(res.FlagSet, flag_no_transfers)
+		return res, nil
+	}
+
+	data := store.ProcessTransfers(transactionsResp)
+
+	// Store all transaction data
+	dataMap := map[storedb.DataTyp]string{
+		storedb.DATA_TX_SENDERS:    data.Senders,
+		storedb.DATA_TX_RECIPIENTS: data.Recipients,
+		storedb.DATA_TX_VALUES:     data.TransferValues,
+		storedb.DATA_TX_ADDRESSES:  data.Addresses,
+		storedb.DATA_TX_HASHES:     data.TxHashes,
+		storedb.DATA_TX_DATES:      data.Dates,
+		storedb.DATA_TX_SYMBOLS:    data.Symbols,
+		storedb.DATA_TX_DECIMALS:   data.Decimals,
+	}
+
+	for key, value := range dataMap {
+		if err := h.prefixDb.Put(ctx, []byte(storedb.ToBytes(key)), []byte(value)); err != nil {
+			logg.ErrorCtxf(ctx, "failed to write to prefixDb", "error", err)
+			return res, err
+		}
+		err = logdb.WriteLogEntry(ctx, sessionId, key, []byte(value))
+		if err != nil {
+			logg.DebugCtxf(ctx, "Failed to write tx db log entry", "key", key, "value", value)
+		}
+	}
+
+	res.FlagReset = append(res.FlagReset, flag_no_transfers)
+
+	return res, nil
+}
+
+// GetTransactionsList fetches the list of transactions and formats them.
+func (h *MenuHandlers) GetTransactionsList(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	userStore := h.userdataStore
+	publicKey, err := userStore.ReadEntry(ctx, sessionId, storedb.DATA_PUBLIC_KEY)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to read publicKey entry with", "key", storedb.DATA_PUBLIC_KEY, "error", err)
+		return res, err
+	}
+
+	// Read transactions from the store and format them
+	TransactionSenders, err := h.prefixDb.Get(ctx, storedb.ToBytes(storedb.DATA_TX_SENDERS))
+	if err != nil {
+		logg.ErrorCtxf(ctx, "Failed to read the TransactionSenders from prefixDb", "error", err)
+		return res, err
+	}
+	TransactionSyms, err := h.prefixDb.Get(ctx, storedb.ToBytes(storedb.DATA_TX_SYMBOLS))
+	if err != nil {
+		logg.ErrorCtxf(ctx, "Failed to read the TransactionSyms from prefixDb", "error", err)
+		return res, err
+	}
+	TransactionValues, err := h.prefixDb.Get(ctx, storedb.ToBytes(storedb.DATA_TX_VALUES))
+	if err != nil {
+		logg.ErrorCtxf(ctx, "Failed to read the TransactionValues from prefixDb", "error", err)
+		return res, err
+	}
+	TransactionDates, err := h.prefixDb.Get(ctx, storedb.ToBytes(storedb.DATA_TX_DATES))
+	if err != nil {
+		logg.ErrorCtxf(ctx, "Failed to read the TransactionDates from prefixDb", "error", err)
+		return res, err
+	}
+
+	// Parse the data
+	senders := strings.Split(string(TransactionSenders), "\n")
+	syms := strings.Split(string(TransactionSyms), "\n")
+	values := strings.Split(string(TransactionValues), "\n")
+	dates := strings.Split(string(TransactionDates), "\n")
+
+	var formattedTransactions []string
+	for i := 0; i < len(senders); i++ {
+		sender := strings.TrimSpace(senders[i])
+		sym := strings.TrimSpace(syms[i])
+		value := strings.TrimSpace(values[i])
+		date := strings.Split(strings.TrimSpace(dates[i]), " ")[0]
+
+		status := "Received"
+		if sender == string(publicKey) {
+			status = "Sent"
+		}
+
+		// Use the ReplaceSeparator function for the menu separator
+		transactionLine := fmt.Sprintf("%d%s%s %s %s %s", i+1, h.ReplaceSeparatorFunc(":"), status, value, sym, date)
+		formattedTransactions = append(formattedTransactions, transactionLine)
+	}
+
+	res.Content = strings.Join(formattedTransactions, "\n")
+
+	return res, nil
+}
+
+// ViewTransactionStatement retrieves the transaction statement
+// and displays it to the user.
+func (h *MenuHandlers) ViewTransactionStatement(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	userStore := h.userdataStore
+	publicKey, err := userStore.ReadEntry(ctx, sessionId, storedb.DATA_PUBLIC_KEY)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to read publicKey entry with", "key", storedb.DATA_PUBLIC_KEY, "error", err)
+		return res, err
+	}
+
+	flag_incorrect_statement, _ := h.flagManager.GetFlag("flag_incorrect_statement")
+
+	inputStr := string(input)
+	if inputStr == "0" || inputStr == "99" || inputStr == "11" || inputStr == "22" {
+		res.FlagReset = append(res.FlagReset, flag_incorrect_statement)
+		return res, nil
+	}
+
+	// Convert input string to integer
+	index, err := strconv.Atoi(strings.TrimSpace(inputStr))
+	if err != nil {
+		return res, fmt.Errorf("invalid input: must be a number between 1 and 10")
+	}
+
+	if index < 1 || index > 10 {
+		return res, fmt.Errorf("invalid input: index must be between 1 and 10")
+	}
+
+	statement, err := store.GetTransferData(ctx, h.prefixDb, string(publicKey), index)
+	if err != nil {
+		return res, fmt.Errorf("failed to retrieve transfer data: %v", err)
+	}
+
+	if statement == "" {
+		res.FlagSet = append(res.FlagSet, flag_incorrect_statement)
+		return res, nil
+	}
+
+	res.FlagReset = append(res.FlagReset, flag_incorrect_statement)
+	res.Content = statement
+
+	return res, nil
+}

handlers/application/transactions_test.go

@@ -0,0 +1,265 @@
+package application
+
+import (
+	"context"
+	"fmt"
+	"testing"
+	"time"
+
+	"git.defalsify.org/vise.git/resource"
+	"git.grassecon.net/grassrootseconomics/sarafu-api/testutil/mocks"
+	"git.grassecon.net/grassrootseconomics/sarafu-vise/store"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+	"github.com/alecthomas/assert/v2"
+	dataserviceapi "github.com/grassrootseconomics/ussd-data-service/pkg/api"
+)
+
+func TestCheckTransactions(t *testing.T) {
+	mockAccountService := new(mocks.MockAccountService)
+	sessionId := "session123"
+	publicKey := "0X13242618721"
+
+	ctx, userStore := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+	_, logdb := InitializeTestLogdbStore(t)
+
+	logDb := store.LogDb{
+		Db: logdb,
+	}
+
+	spdb := InitializeTestSubPrefixDb(t, ctx)
+
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		t.Logf(err.Error())
+	}
+
+	h := &MenuHandlers{
+		userdataStore:  userStore,
+		accountService: mockAccountService,
+		prefixDb:       spdb,
+		logDb:          logDb,
+		flagManager:    fm,
+	}
+
+	err = userStore.WriteEntry(ctx, sessionId, storedb.DATA_PUBLIC_KEY, []byte(publicKey))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	mockTXResponse := []dataserviceapi.Last10TxResponse{
+		{
+			Sender: "0X13242618721", Recipient: "0x41c188d63Qa", TransferValue: "100", ContractAddress: "0X1324262343rfdGW23",
+			TxHash: "0x123wefsf34rf", DateBlock: time.Now(), TokenSymbol: "SRF", TokenDecimals: "6",
+		},
+		{
+			Sender: "0x41c188d63Qa", Recipient: "0X13242618721", TransferValue: "200", ContractAddress: "0X1324262343rfdGW23",
+			TxHash: "0xq34wresfdb44", DateBlock: time.Now(), TokenSymbol: "SRF", TokenDecimals: "6",
+		},
+	}
+
+	expectedSenders := []byte("0X13242618721\n0x41c188d63Qa")
+
+	mockAccountService.On("FetchTransactions", string(publicKey)).Return(mockTXResponse, nil)
+
+	_, err = h.CheckTransactions(ctx, "check_transactions", []byte(""))
+	assert.NoError(t, err)
+
+	// Read tranfers senders data from the store
+	senderData, err := spdb.Get(ctx, storedb.ToBytes(storedb.DATA_TX_SENDERS))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	// assert that the data is stored correctly
+	assert.Equal(t, expectedSenders, senderData)
+
+	mockAccountService.AssertExpectations(t)
+}
+
+func TestGetTransactionsList(t *testing.T) {
+	sessionId := "session123"
+	publicKey := "0X13242618721"
+
+	ctx, userStore := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	spdb := InitializeTestSubPrefixDb(t, ctx)
+
+	// Initialize MenuHandlers
+	h := &MenuHandlers{
+		userdataStore:        userStore,
+		prefixDb:             spdb,
+		ReplaceSeparatorFunc: mockReplaceSeparator,
+	}
+
+	err := userStore.WriteEntry(ctx, sessionId, storedb.DATA_PUBLIC_KEY, []byte(publicKey))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	dateBlock, err := time.Parse(time.RFC3339, "2024-10-03T07:23:12Z")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	mockTXResponse := []dataserviceapi.Last10TxResponse{
+		{
+			Sender: "0X13242618721", Recipient: "0x41c188d63Qa", TransferValue: "1000", ContractAddress: "0X1324262343rfdGW23",
+			TxHash: "0x123wefsf34rf", DateBlock: dateBlock, TokenSymbol: "SRF", TokenDecimals: "2",
+		},
+		{
+			Sender: "0x41c188d63Qa", Recipient: "0X13242618721", TransferValue: "2000", ContractAddress: "0X1324262343rfdGW23",
+			TxHash: "0xq34wresfdb44", DateBlock: dateBlock, TokenSymbol: "SRF", TokenDecimals: "2",
+		},
+	}
+
+	data := store.ProcessTransfers(mockTXResponse)
+
+	// Store all transaction data
+	dataMap := map[storedb.DataTyp]string{
+		storedb.DATA_TX_SENDERS:    data.Senders,
+		storedb.DATA_TX_RECIPIENTS: data.Recipients,
+		storedb.DATA_TX_VALUES:     data.TransferValues,
+		storedb.DATA_TX_ADDRESSES:  data.Addresses,
+		storedb.DATA_TX_HASHES:     data.TxHashes,
+		storedb.DATA_TX_DATES:      data.Dates,
+		storedb.DATA_TX_SYMBOLS:    data.Symbols,
+		storedb.DATA_TX_DECIMALS:   data.Decimals,
+	}
+
+	for key, value := range dataMap {
+		if err := h.prefixDb.Put(ctx, []byte(storedb.ToBytes(key)), []byte(value)); err != nil {
+			t.Fatal(err)
+		}
+	}
+
+	expectedTransactionList := []byte("1: Sent 10 SRF 2024-10-03\n2: Received 20 SRF 2024-10-03")
+
+	res, err := h.GetTransactionsList(ctx, "", []byte(""))
+
+	assert.NoError(t, err)
+	assert.Equal(t, res.Content, string(expectedTransactionList))
+}
+
+func TestViewTransactionStatement(t *testing.T) {
+	ctx, userStore := InitializeTestStore(t)
+	sessionId := "session123"
+	publicKey := "0X13242618721"
+
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+	spdb := InitializeTestSubPrefixDb(t, ctx)
+
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		t.Logf(err.Error())
+	}
+	flag_incorrect_statement, _ := fm.GetFlag("flag_incorrect_statement")
+
+	h := &MenuHandlers{
+		userdataStore: userStore,
+		prefixDb:      spdb,
+		flagManager:   fm,
+	}
+
+	err = userStore.WriteEntry(ctx, sessionId, storedb.DATA_PUBLIC_KEY, []byte(publicKey))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	dateBlock, err := time.Parse(time.RFC3339, "2024-10-03T07:23:12Z")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	mockTXResponse := []dataserviceapi.Last10TxResponse{
+		{
+			Sender: "0X13242618721", Recipient: "0x41c188d63Qa", TransferValue: "1000", ContractAddress: "0X1324262343rfdGW23",
+			TxHash: "0x123wefsf34rf", DateBlock: dateBlock, TokenSymbol: "SRF", TokenDecimals: "2",
+		},
+		{
+			Sender: "0x41c188d63Qa", Recipient: "0X13242618721", TransferValue: "2000", ContractAddress: "0X1324262343rfdGW23",
+			TxHash: "0xq34wresfdb44", DateBlock: dateBlock, TokenSymbol: "SRF", TokenDecimals: "2",
+		},
+	}
+
+	data := store.ProcessTransfers(mockTXResponse)
+
+	// Store all transaction data
+	dataMap := map[storedb.DataTyp]string{
+		storedb.DATA_TX_SENDERS:    data.Senders,
+		storedb.DATA_TX_RECIPIENTS: data.Recipients,
+		storedb.DATA_TX_VALUES:     data.TransferValues,
+		storedb.DATA_TX_ADDRESSES:  data.Addresses,
+		storedb.DATA_TX_HASHES:     data.TxHashes,
+		storedb.DATA_TX_DATES:      data.Dates,
+		storedb.DATA_TX_SYMBOLS:    data.Symbols,
+		storedb.DATA_TX_DECIMALS:   data.Decimals,
+	}
+
+	for key, value := range dataMap {
+		if err := h.prefixDb.Put(ctx, []byte(storedb.ToBytes(key)), []byte(value)); err != nil {
+			t.Fatal(err)
+		}
+	}
+
+	tests := []struct {
+		name           string
+		input          []byte
+		expectedError  error
+		expectedResult resource.Result
+	}{
+		{
+			name:          "Valid input - index 1",
+			input:         []byte("1"),
+			expectedError: nil,
+			expectedResult: resource.Result{
+				Content:   "Sent 10 SRF\nTo: 0x41c188d63Qa\nContract address: 0X1324262343rfdGW23\nTxhash: 0x123wefsf34rf\nDate: 2024-10-03 07:23:12 AM",
+				FlagReset: []uint32{flag_incorrect_statement},
+			},
+		},
+		{
+			name:          "Valid input - index 2",
+			input:         []byte("2"),
+			expectedError: nil,
+			expectedResult: resource.Result{
+				Content:   "Received 20 SRF\nFrom: 0x41c188d63Qa\nContract address: 0X1324262343rfdGW23\nTxhash: 0xq34wresfdb44\nDate: 2024-10-03 07:23:12 AM",
+				FlagReset: []uint32{flag_incorrect_statement},
+			},
+		},
+		{
+			name:          "Invalid input - index 0",
+			input:         []byte("0"),
+			expectedError: nil,
+			expectedResult: resource.Result{
+				FlagReset: []uint32{flag_incorrect_statement},
+			},
+		},
+		{
+			name:           "Invalid input - index 12",
+			input:          []byte("12"),
+			expectedError:  fmt.Errorf("invalid input: index must be between 1 and 10"),
+			expectedResult: resource.Result{},
+		},
+		{
+			name:           "Invalid input - non-numeric",
+			input:          []byte("abc"),
+			expectedError:  fmt.Errorf("invalid input: must be a number between 1 and 10"),
+			expectedResult: resource.Result{},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			res, err := h.ViewTransactionStatement(ctx, "view_transaction_statement", tt.input)
+
+			if tt.expectedError != nil {
+				assert.EqualError(t, err, tt.expectedError.Error())
+			} else {
+				assert.NoError(t, err)
+			}
+
+			assert.Equal(t, tt.expectedResult, res)
+		})
+	}
+}

handlers/application/upsell.go

@@ -0,0 +1,46 @@
+package application
+
+import (
+	"context"
+	"fmt"
+
+	"git.defalsify.org/vise.git/resource"
+	"git.grassecon.net/grassrootseconomics/common/phone"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+	"gopkg.in/leonelquinteros/gotext.v1"
+)
+
+// InviteValidRecipient sends an invitation to the valid phone number.
+func (h *MenuHandlers) InviteValidRecipient(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	store := h.userdataStore
+	smsservice := h.smsService
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	code := codeFromCtx(ctx)
+	l := gotext.NewLocale(translationDir, code)
+	l.AddDomain("default")
+
+	recipient, err := store.ReadEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "Failed to read invalid recipient info", "error", err)
+		return res, err
+	}
+
+	if !phone.IsValidPhoneNumber(string(recipient)) {
+		logg.InfoCtxf(ctx, "corrupted recipient", "key", storedb.DATA_TEMPORARY_VALUE, "recipient", recipient)
+		return res, nil
+	}
+
+	_, err = smsservice.Accountservice.SendUpsellSMS(ctx, sessionId, string(recipient))
+	if err != nil {
+		res.Content = l.Get("Your invite request for %s to Sarafu Network failed. Please try again later.", string(recipient))
+		return res, nil
+	}
+	res.Content = l.Get("Your invitation to %s to join Sarafu Network has been sent.", string(recipient))
+	return res, nil
+}

handlers/application/vouchers.go

@@ -0,0 +1,272 @@
+package application
+
+import (
+	"context"
+	"fmt"
+	"strings"
+
+	"git.defalsify.org/vise.git/db"
+	"git.defalsify.org/vise.git/resource"
+	"git.grassecon.net/grassrootseconomics/sarafu-vise/store"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+	dataserviceapi "github.com/grassrootseconomics/ussd-data-service/pkg/api"
+	"gopkg.in/leonelquinteros/gotext.v1"
+)
+
+// ManageVouchers retrieves the token holdings from the API using the "PublicKey" and
+// 1. sets the first as the default voucher if no active voucher is set.
+// 2. Stores list of vouchers
+// 3. updates the balance of the active voucher
+func (h *MenuHandlers) ManageVouchers(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	userStore := h.userdataStore
+	logdb := h.logDb
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	flag_no_active_voucher, _ := h.flagManager.GetFlag("flag_no_active_voucher")
+	flag_api_error, _ := h.flagManager.GetFlag("flag_api_call_error")
+
+	publicKey, err := userStore.ReadEntry(ctx, sessionId, storedb.DATA_PUBLIC_KEY)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to read publicKey entry", "key", storedb.DATA_PUBLIC_KEY, "error", err)
+		return res, err
+	}
+
+	// Fetch vouchers from API
+	vouchersResp, err := h.accountService.FetchVouchers(ctx, string(publicKey))
+	if err != nil {
+		res.FlagSet = append(res.FlagSet, flag_api_error)
+		return res, nil
+	}
+	res.FlagReset = append(res.FlagReset, flag_api_error)
+
+	if len(vouchersResp) == 0 {
+		res.FlagSet = append(res.FlagSet, flag_no_active_voucher)
+		return res, nil
+	}
+
+	res.FlagReset = append(res.FlagReset, flag_no_active_voucher)
+
+	// Check if user has an active voucher with proper error handling
+	activeSym, err := userStore.ReadEntry(ctx, sessionId, storedb.DATA_ACTIVE_SYM)
+	if err != nil {
+		if db.IsNotFound(err) {
+			// No active voucher, set the first one as default
+			firstVoucher := vouchersResp[0]
+			defaultSym := firstVoucher.TokenSymbol
+			defaultBal := firstVoucher.Balance
+			defaultDec := firstVoucher.TokenDecimals
+			defaultAddr := firstVoucher.TokenAddress
+
+			// Scale down the balance
+			scaledBalance := store.ScaleDownBalance(defaultBal, defaultDec)
+
+			firstVoucherMap := map[storedb.DataTyp]string{
+				storedb.DATA_ACTIVE_SYM:     defaultSym,
+				storedb.DATA_ACTIVE_BAL:     scaledBalance,
+				storedb.DATA_ACTIVE_DECIMAL: defaultDec,
+				storedb.DATA_ACTIVE_ADDRESS: defaultAddr,
+			}
+
+			for key, value := range firstVoucherMap {
+				if err := userStore.WriteEntry(ctx, sessionId, key, []byte(value)); err != nil {
+					logg.ErrorCtxf(ctx, "Failed to write active voucher data", "key", key, "error", err)
+					return res, err
+				}
+				err = logdb.WriteLogEntry(ctx, sessionId, key, []byte(value))
+				if err != nil {
+					logg.DebugCtxf(ctx, "Failed to write voucher db log entry", "key", key, "value", value)
+				}
+			}
+
+			logg.InfoCtxf(ctx, "Default voucher set", "symbol", defaultSym, "balance", defaultBal, "decimals", defaultDec, "address", defaultAddr)
+		} else {
+			logg.ErrorCtxf(ctx, "failed to read activeSym entry with", "key", storedb.DATA_ACTIVE_SYM, "error", err)
+			return res, err
+		}
+	} else {
+		// Update active voucher balance
+		activeSymStr := string(activeSym)
+
+		// Find the matching voucher data
+		var activeData *dataserviceapi.TokenHoldings
+		for _, voucher := range vouchersResp {
+			if voucher.TokenSymbol == activeSymStr {
+				activeData = &voucher
+				break
+			}
+		}
+
+		if activeData == nil {
+			logg.ErrorCtxf(ctx, "activeSym not found in vouchers, setting the first voucher as the default", "activeSym", activeSymStr)
+			firstVoucher := vouchersResp[0]
+			activeData = &firstVoucher
+		}
+
+		// Scale down the balance
+		scaledBalance := store.ScaleDownBalance(activeData.Balance, activeData.TokenDecimals)
+
+		// Update the balance field with the scaled value
+		activeData.Balance = scaledBalance
+
+		// Pass the matching voucher data to UpdateVoucherData
+		if err := store.UpdateVoucherData(ctx, h.userdataStore, sessionId, activeData); err != nil {
+			logg.ErrorCtxf(ctx, "failed on UpdateVoucherData", "error", err)
+			return res, err
+		}
+	}
+
+	// Store all voucher data
+	data := store.ProcessVouchers(vouchersResp)
+	dataMap := map[storedb.DataTyp]string{
+		storedb.DATA_VOUCHER_SYMBOLS:   data.Symbols,
+		storedb.DATA_VOUCHER_BALANCES:  data.Balances,
+		storedb.DATA_VOUCHER_DECIMALS:  data.Decimals,
+		storedb.DATA_VOUCHER_ADDRESSES: data.Addresses,
+	}
+
+	// Write data entries
+	for key, value := range dataMap {
+		if err := userStore.WriteEntry(ctx, sessionId, key, []byte(value)); err != nil {
+			logg.ErrorCtxf(ctx, "Failed to write data entry for sessionId: %s", sessionId, "key", key, "error", err)
+			continue
+		}
+	}
+
+	return res, nil
+}
+
+// GetVoucherList fetches the list of vouchers and formats them.
+func (h *MenuHandlers) GetVoucherList(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	userStore := h.userdataStore
+
+	// Read vouchers from the store
+	voucherData, err := userStore.ReadEntry(ctx, sessionId, storedb.DATA_VOUCHER_SYMBOLS)
+	logg.InfoCtxf(ctx, "reading voucherData in GetVoucherList", "sessionId", sessionId, "key", storedb.DATA_VOUCHER_SYMBOLS, "voucherData", voucherData)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to read voucherData entires with", "key", storedb.DATA_VOUCHER_SYMBOLS, "error", err)
+		return res, err
+	}
+
+	voucherBalances, err := userStore.ReadEntry(ctx, sessionId, storedb.DATA_VOUCHER_BALANCES)
+	logg.InfoCtxf(ctx, "reading voucherBalances in GetVoucherList", "sessionId", sessionId, "key", storedb.DATA_VOUCHER_BALANCES, "voucherBalances", voucherBalances)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to read voucherData entires with", "key", storedb.DATA_VOUCHER_BALANCES, "error", err)
+		return res, err
+	}
+
+	formattedVoucherList := store.FormatVoucherList(ctx, string(voucherData), string(voucherBalances))
+	finalOutput := strings.Join(formattedVoucherList, "\n")
+
+	logg.InfoCtxf(ctx, "final output for GetVoucherList", "sessionId", sessionId, "finalOutput", finalOutput)
+
+	res.Content = finalOutput
+
+	return res, nil
+}
+
+// ViewVoucher retrieves the token holding and balance from the subprefixDB
+// and displays it to the user for them to select it.
+func (h *MenuHandlers) ViewVoucher(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	code := codeFromCtx(ctx)
+	l := gotext.NewLocale(translationDir, code)
+	l.AddDomain("default")
+
+	flag_incorrect_voucher, _ := h.flagManager.GetFlag("flag_incorrect_voucher")
+
+	inputStr := string(input)
+
+	metadata, err := store.GetVoucherData(ctx, h.userdataStore, sessionId, inputStr)
+	if err != nil {
+		return res, fmt.Errorf("failed to retrieve voucher data: %v", err)
+	}
+
+	if metadata == nil {
+		res.FlagSet = append(res.FlagSet, flag_incorrect_voucher)
+		return res, nil
+	}
+
+	if err := store.StoreTemporaryVoucher(ctx, h.userdataStore, sessionId, metadata); err != nil {
+		logg.ErrorCtxf(ctx, "failed on StoreTemporaryVoucher", "error", err)
+		return res, err
+	}
+
+	res.FlagReset = append(res.FlagReset, flag_incorrect_voucher)
+	res.Content = l.Get("Symbol: %s\nBalance: %s", metadata.TokenSymbol, metadata.Balance)
+
+	return res, nil
+}
+
+// SetVoucher retrieves the temp voucher data and sets it as the active data.
+func (h *MenuHandlers) SetVoucher(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+
+	// Get temporary data
+	tempData, err := store.GetTemporaryVoucherData(ctx, h.userdataStore, sessionId)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed on GetTemporaryVoucherData", "error", err)
+		return res, err
+	}
+
+	// Set as active and clear temporary data
+	if err := store.UpdateVoucherData(ctx, h.userdataStore, sessionId, tempData); err != nil {
+		logg.ErrorCtxf(ctx, "failed on UpdateVoucherData", "error", err)
+		return res, err
+	}
+
+	res.Content = tempData.TokenSymbol
+	return res, nil
+}
+
+// GetVoucherDetails retrieves the voucher details.
+func (h *MenuHandlers) GetVoucherDetails(ctx context.Context, sym string, input []byte) (resource.Result, error) {
+	var res resource.Result
+	store := h.userdataStore
+	sessionId, ok := ctx.Value("SessionId").(string)
+	if !ok {
+		return res, fmt.Errorf("missing session")
+	}
+	flag_api_error, _ := h.flagManager.GetFlag("flag_api_call_error")
+
+	// get the active address
+	activeAddress, err := store.ReadEntry(ctx, sessionId, storedb.DATA_ACTIVE_ADDRESS)
+	if err != nil {
+		logg.ErrorCtxf(ctx, "failed to read activeAddress entry with", "key", storedb.DATA_ACTIVE_ADDRESS, "error", err)
+		return res, err
+	}
+
+	// use the voucher contract address to get the data from the API
+	voucherData, err := h.accountService.VoucherData(ctx, string(activeAddress))
+	if err != nil {
+		res.FlagSet = append(res.FlagSet, flag_api_error)
+		return res, nil
+	}
+	res.FlagReset = append(res.FlagReset, flag_api_error)
+
+	res.Content = fmt.Sprintf(
+		"Name: %s\nSymbol: %s\nCommodity: %s\nLocation: %s", voucherData.TokenName, voucherData.TokenSymbol, voucherData.TokenCommodity, voucherData.TokenLocation,
+	)
+
+	return res, nil
+}

handlers/application/vouchers_test.go

@@ -0,0 +1,282 @@
+package application
+
+import (
+	"context"
+	"fmt"
+	"testing"
+
+	"git.defalsify.org/vise.git/resource"
+	"git.grassecon.net/grassrootseconomics/sarafu-api/models"
+	"git.grassecon.net/grassrootseconomics/sarafu-api/testutil/mocks"
+	"git.grassecon.net/grassrootseconomics/sarafu-vise/store"
+	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
+	"github.com/alecthomas/assert/v2"
+	dataserviceapi "github.com/grassrootseconomics/ussd-data-service/pkg/api"
+)
+
+func TestManageVouchers(t *testing.T) {
+	sessionId := "session123"
+	publicKey := "0X13242618721"
+
+	ctx, userStore := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+	_, logdb := InitializeTestLogdbStore(t)
+
+	logDb := store.LogDb{
+		Db: logdb,
+	}
+
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		t.Fatal(err)
+	}
+	flag_no_active_voucher, err := fm.GetFlag("flag_no_active_voucher")
+	if err != nil {
+		t.Fatal(err)
+	}
+	flag_api_error, err := fm.GetFlag("flag_api_call_error")
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	err = userStore.WriteEntry(ctx, sessionId, storedb.DATA_PUBLIC_KEY, []byte(publicKey))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	tests := []struct {
+		name                   string
+		vouchersResp           []dataserviceapi.TokenHoldings
+		storedActiveVoucher    string
+		expectedVoucherSymbols []byte
+		expectedUpdatedAddress []byte
+		expectedResult         resource.Result
+	}{
+		{
+			name:                   "No vouchers available",
+			vouchersResp:           []dataserviceapi.TokenHoldings{},
+			expectedVoucherSymbols: []byte(""),
+			expectedUpdatedAddress: []byte(""),
+			expectedResult: resource.Result{
+				FlagSet:   []uint32{flag_no_active_voucher},
+				FlagReset: []uint32{flag_api_error},
+			},
+		},
+		{
+			name: "Set default voucher when no active voucher is set",
+			vouchersResp: []dataserviceapi.TokenHoldings{
+				{
+					TokenAddress:  "0x123",
+					TokenSymbol:   "TOKEN1",
+					TokenDecimals: "18",
+					Balance:       "100",
+				},
+			},
+			expectedVoucherSymbols: []byte("1:TOKEN1"),
+			expectedUpdatedAddress: []byte("0x123"),
+			expectedResult: resource.Result{
+				FlagReset: []uint32{flag_api_error, flag_no_active_voucher},
+			},
+		},
+		{
+			name: "Check and update active voucher balance",
+			vouchersResp: []dataserviceapi.TokenHoldings{
+				{TokenAddress: "0xd4c288865Ce", TokenSymbol: "SRF", TokenDecimals: "6", Balance: "100"},
+				{TokenAddress: "0x41c188d63Qa", TokenSymbol: "MILO", TokenDecimals: "4", Balance: "200"},
+			},
+			storedActiveVoucher:    "SRF",
+			expectedVoucherSymbols: []byte("1:SRF\n2:MILO"),
+			expectedUpdatedAddress: []byte("0xd4c288865Ce"),
+			expectedResult: resource.Result{
+				FlagReset: []uint32{flag_api_error, flag_no_active_voucher},
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			mockAccountService := new(mocks.MockAccountService)
+
+			h := &MenuHandlers{
+				userdataStore:  userStore,
+				accountService: mockAccountService,
+				flagManager:    fm,
+				logDb:          logDb,
+			}
+
+			mockAccountService.On("FetchVouchers", string(publicKey)).Return(tt.vouchersResp, nil)
+
+			// Store active voucher if needed
+			if tt.storedActiveVoucher != "" {
+				err := userStore.WriteEntry(ctx, sessionId, storedb.DATA_ACTIVE_SYM, []byte(tt.storedActiveVoucher))
+				if err != nil {
+					t.Fatal(err)
+				}
+				err = userStore.WriteEntry(ctx, sessionId, storedb.DATA_ACTIVE_ADDRESS, []byte("0x41c188D45rfg6ds"))
+				if err != nil {
+					t.Fatal(err)
+				}
+			}
+
+			res, err := h.ManageVouchers(ctx, "manage_vouchers", []byte(""))
+			assert.NoError(t, err)
+			assert.Equal(t, tt.expectedResult, res)
+
+			if tt.storedActiveVoucher != "" {
+				// Validate stored voucher symbols
+				voucherData, err := userStore.ReadEntry(ctx, sessionId, storedb.DATA_VOUCHER_SYMBOLS)
+				assert.NoError(t, err)
+				assert.Equal(t, tt.expectedVoucherSymbols, voucherData)
+
+				// Validate stored active contract address
+				updatedAddress, err := userStore.ReadEntry(ctx, sessionId, storedb.DATA_ACTIVE_ADDRESS)
+				assert.NoError(t, err)
+				assert.Equal(t, tt.expectedUpdatedAddress, updatedAddress)
+
+				mockAccountService.AssertExpectations(t)
+			}
+		})
+	}
+}
+
+func TestGetVoucherList(t *testing.T) {
+	sessionId := "session123"
+
+	ctx, store := InitializeTestStore(t)
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	// Initialize MenuHandlers
+	h := &MenuHandlers{
+		userdataStore:        store,
+		ReplaceSeparatorFunc: mockReplaceSeparator,
+	}
+
+	mockSymbols := []byte("1:SRF\n2:MILO")
+	mockBalances := []byte("1:10.099999\n2:40.7")
+
+	// Put voucher symnols and balances data to the store
+	err := store.WriteEntry(ctx, sessionId, storedb.DATA_VOUCHER_SYMBOLS, mockSymbols)
+	if err != nil {
+		t.Fatal(err)
+	}
+	err = store.WriteEntry(ctx, sessionId, storedb.DATA_VOUCHER_BALANCES, mockBalances)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	expectedList := []byte("1: SRF 10.09\n2: MILO 40.70")
+
+	res, err := h.GetVoucherList(ctx, "", []byte(""))
+
+	assert.NoError(t, err)
+	assert.Equal(t, res.Content, string(expectedList))
+}
+
+func TestViewVoucher(t *testing.T) {
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		t.Logf(err.Error())
+	}
+	ctx, store := InitializeTestStore(t)
+	sessionId := "session123"
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	h := &MenuHandlers{
+		userdataStore: store,
+		flagManager:   fm,
+	}
+
+	// Define mock voucher data
+	mockData := map[storedb.DataTyp][]byte{
+		storedb.DATA_VOUCHER_SYMBOLS:   []byte("1:SRF\n2:MILO"),
+		storedb.DATA_VOUCHER_BALANCES:  []byte("1:100\n2:200"),
+		storedb.DATA_VOUCHER_DECIMALS:  []byte("1:6\n2:4"),
+		storedb.DATA_VOUCHER_ADDRESSES: []byte("1:0xd4c288865Ce\n2:0x41c188d63Qa"),
+	}
+
+	// Put the data
+	for key, value := range mockData {
+		err := store.WriteEntry(ctx, sessionId, key, []byte(value))
+		if err != nil {
+			t.Fatal(err)
+		}
+	}
+
+	res, err := h.ViewVoucher(ctx, "view_voucher", []byte("1"))
+	assert.NoError(t, err)
+	assert.Equal(t, res.Content, "Symbol: SRF\nBalance: 100")
+}
+
+func TestSetVoucher(t *testing.T) {
+	ctx, store := InitializeTestStore(t)
+	sessionId := "session123"
+
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+
+	h := &MenuHandlers{
+		userdataStore: store,
+	}
+
+	// Define the temporary voucher data
+	tempData := &dataserviceapi.TokenHoldings{
+		TokenSymbol:   "SRF",
+		Balance:       "200",
+		TokenDecimals: "6",
+		TokenAddress:  "0xd4c288865Ce0985a481Eef3be02443dF5E2e4Ea9",
+	}
+
+	expectedData := fmt.Sprintf("%s,%s,%s,%s", tempData.TokenSymbol, tempData.Balance, tempData.TokenDecimals, tempData.TokenAddress)
+
+	// store the expectedData
+	if err := store.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(expectedData)); err != nil {
+		t.Fatal(err)
+	}
+
+	res, err := h.SetVoucher(ctx, "set_voucher", []byte(""))
+
+	assert.NoError(t, err)
+
+	assert.Equal(t, string(tempData.TokenSymbol), res.Content)
+}
+
+func TestGetVoucherDetails(t *testing.T) {
+	ctx, store := InitializeTestStore(t)
+	fm, err := NewFlagManager(flagsPath)
+	if err != nil {
+		t.Logf(err.Error())
+	}
+
+	flag_api_error, _ := fm.GetFlag("flag_api_call_error")
+	mockAccountService := new(mocks.MockAccountService)
+
+	sessionId := "session123"
+	ctx = context.WithValue(ctx, "SessionId", sessionId)
+	expectedResult := resource.Result{}
+
+	tokA_AAddress := "0x0000000000000000000000000000000000000000"
+
+	h := &MenuHandlers{
+		userdataStore:  store,
+		flagManager:    fm,
+		accountService: mockAccountService,
+	}
+	err = store.WriteEntry(ctx, sessionId, storedb.DATA_ACTIVE_ADDRESS, []byte(tokA_AAddress))
+	if err != nil {
+		t.Fatal(err)
+	}
+	tokenDetails := &models.VoucherDataResult{
+		TokenName:      "Token A",
+		TokenSymbol:    "TOKA",
+		TokenLocation:  "Kilifi,Kenya",
+		TokenCommodity: "Farming",
+	}
+	expectedResult.Content = fmt.Sprintf(
+		"Name: %s\nSymbol: %s\nCommodity: %s\nLocation: %s", tokenDetails.TokenName, tokenDetails.TokenSymbol, tokenDetails.TokenCommodity, tokenDetails.TokenLocation,
+	)
+	mockAccountService.On("VoucherData", string(tokA_AAddress)).Return(tokenDetails, nil)
+	res, err := h.GetVoucherDetails(ctx, "SessionId", []byte(""))
+	expectedResult.FlagReset = append(expectedResult.FlagReset, flag_api_error)
+	assert.NoError(t, err)
+	assert.Equal(t, expectedResult, res)
+}