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Merge pull request 'voucher-data' (#138) from voucher-data into master

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Reviewed-on: #138
This commit is contained in:
lash 2024-10-31 13:44:18 +01:00
commit 074345fcf9
11 changed files with 709 additions and 196 deletions
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2
go.mod
View File

@ -12,6 +12,8 @@ require (
gopkg.in/leonelquinteros/gotext.v1 v1.3.1
)
require github.com/grassrootseconomics/ussd-data-service v0.0.0-20241003123429-4904b4438a3a // indirect
require (
github.com/jackc/pgpassfile v1.0.0 // indirect
github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761 // indirect

2
go.sum
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@ -18,6 +18,8 @@ github.com/gofrs/uuid v4.4.0+incompatible h1:3qXRTX8/NbyulANqlc0lchS1gqAVxRgsuW1
github.com/gofrs/uuid v4.4.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
github.com/grassrootseconomics/eth-custodial v1.3.0-beta h1:twrMBhl89GqDUL9PlkzQxMP/6OST1BByrNDj+rqXDmU=
github.com/grassrootseconomics/eth-custodial v1.3.0-beta/go.mod h1:7uhRcdnJplX4t6GKCEFkbeDhhjlcaGJeJqevbcvGLZo=
github.com/grassrootseconomics/ussd-data-service v0.0.0-20241003123429-4904b4438a3a h1:q/YH7nE2j8epNmFnTu0tU1vwtCxtQ6nH+d7hRVV5krU=
github.com/grassrootseconomics/ussd-data-service v0.0.0-20241003123429-4904b4438a3a/go.mod h1:hdKaKwqiW6/kphK4j/BhmuRlZDLo1+DYo3gYw5O0siw=
github.com/graygnuorg/go-gdbm v0.0.0-20220711140707-71387d66dce4 h1:U4kkNYryi/qfbBF8gh7Vsbuz+cVmhf5kt6pE9bYYyLo=
github.com/graygnuorg/go-gdbm v0.0.0-20220711140707-71387d66dce4/go.mod h1:zpZDgZFzeq9s0MIeB1P50NIEWDFFHSFBohI/NbaTD/Y=
github.com/hexops/gotextdiff v1.0.3 h1:gitA9+qJrrTCsiCl7+kh75nPqQt1cx4ZkudSTLoUqJM=

167
internal/handlers/ussd/menuhandler.go
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@ -66,6 +66,7 @@ type Handlers struct {
userdataStore utils.DataStore
flagManager *asm.FlagParser
accountService server.AccountServiceInterface
prefixDb storage.PrefixDb
}
func NewHandlers(appFlags *asm.FlagParser, userdataStore db.Db, accountService server.AccountServiceInterface) (*Handlers, error) {
@ -75,10 +76,14 @@ func NewHandlers(appFlags *asm.FlagParser, userdataStore db.Db, accountService s
userDb := &utils.UserDataStore{
Db: userdataStore,
}
// Instantiate the SubPrefixDb with "vouchers" prefix
prefixDb := storage.NewSubPrefixDb(userdataStore, []byte("vouchers"))
h := &Handlers{
userdataStore: userDb,
flagManager: appFlags,
accountService: accountService,
prefixDb: prefixDb,
}
return h, nil
}
@ -1051,13 +1056,13 @@ func (h *Handlers) SetDefaultVoucher(ctx context.Context, sym string, input []by
if db.IsNotFound(err) {
publicKey, err := store.ReadEntry(ctx, sessionId, utils.DATA_PUBLIC_KEY)
if err != nil {
return res, nil
return res, err
}
// Fetch vouchers from the API using the public key
vouchersResp, err := h.accountService.FetchVouchers(ctx, string(publicKey))
if err != nil {
return res, nil
return res, err
}
// Return if there is no voucher
@ -1114,54 +1119,33 @@ func (h *Handlers) CheckVouchers(ctx context.Context, sym string, input []byte)
return res, nil
}
// process voucher data
voucherSymbolList, voucherBalanceList := ProcessVouchers(vouchersResp.Result.Holdings)
data := utils.ProcessVouchers(vouchersResp.Result.Holdings)
prefixdb := storage.NewSubPrefixDb(store, []byte("vouchers"))
err = prefixdb.Put(ctx, []byte("sym"), []byte(voucherSymbolList))
if err != nil {
return res, nil
// Store all voucher data
dataMap := map[string]string{
"sym": data.Symbols,
"bal": data.Balances,
"deci": data.Decimals,
"addr": data.Addresses,
}
err = prefixdb.Put(ctx, []byte("bal"), []byte(voucherBalanceList))
if err != nil {
return res, nil
for key, value := range dataMap {
if err := h.prefixDb.Put(ctx, []byte(key), []byte(value)); err != nil {
return res, nil
}
}
return res, nil
}
// ProcessVouchers formats the holdings into symbol and balance lists.
func ProcessVouchers(holdings []struct {
ContractAddress string `json:"contractAddress"`
TokenSymbol string `json:"tokenSymbol"`
TokenDecimals string `json:"tokenDecimals"`
Balance string `json:"balance"`
}) (string, string) {
var numberedSymbols, numberedBalances []string
for i, voucher := range holdings {
numberedSymbols = append(numberedSymbols, fmt.Sprintf("%d:%s", i+1, voucher.TokenSymbol))
numberedBalances = append(numberedBalances, fmt.Sprintf("%d:%s", i+1, voucher.Balance))
}
voucherSymbolList := strings.Join(numberedSymbols, "\n")
voucherBalanceList := strings.Join(numberedBalances, "\n")
return voucherSymbolList, voucherBalanceList
}
// GetVoucherList fetches the list of vouchers and formats them
func (h *Handlers) GetVoucherList(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result
// Read vouchers from the store
store := h.userdataStore
prefixdb := storage.NewSubPrefixDb(store, []byte("vouchers"))
voucherData, err := prefixdb.Get(ctx, []byte("sym"))
voucherData, err := h.prefixDb.Get(ctx, []byte("sym"))
if err != nil {
return res, nil
return res, err
}
res.Content = string(voucherData)
@ -1172,8 +1156,6 @@ func (h *Handlers) GetVoucherList(ctx context.Context, sym string, input []byte)
// ViewVoucher retrieves the token holding and balance from the subprefixDB
func (h *Handlers) ViewVoucher(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")
@ -1182,126 +1164,51 @@ func (h *Handlers) ViewVoucher(ctx context.Context, sym string, input []byte) (r
flag_incorrect_voucher, _ := h.flagManager.GetFlag("flag_incorrect_voucher")
inputStr := string(input)
if inputStr == "0" || inputStr == "99" {
res.FlagReset = append(res.FlagReset, flag_incorrect_voucher)
return res, nil
}
prefixdb := storage.NewSubPrefixDb(store, []byte("vouchers"))
// Retrieve the voucher symbol list
voucherSymbolList, err := prefixdb.Get(ctx, []byte("sym"))
metadata, err := utils.GetVoucherData(ctx, h.prefixDb, inputStr)
if err != nil {
return res, fmt.Errorf("failed to retrieve voucher symbol list: %v", err)
return res, fmt.Errorf("failed to retrieve voucher data: %v", err)
}
// Retrieve the voucher balance list
voucherBalanceList, err := prefixdb.Get(ctx, []byte("bal"))
if err != nil {
return res, fmt.Errorf("failed to retrieve voucher balance list: %v", err)
}
// match the voucher symbol and balance with the input
matchedSymbol, matchedBalance := MatchVoucher(inputStr, string(voucherSymbolList), string(voucherBalanceList))
// If a match is found, write the temporary sym and balance
if matchedSymbol != "" && matchedBalance != "" {
err = store.WriteEntry(ctx, sessionId, utils.DATA_TEMPORARY_SYM, []byte(matchedSymbol))
if err != nil {
return res, err
}
err = store.WriteEntry(ctx, sessionId, utils.DATA_TEMPORARY_BAL, []byte(matchedBalance))
if err != nil {
return res, err
}
res.FlagReset = append(res.FlagReset, flag_incorrect_voucher)
res.Content = fmt.Sprintf("%s\n%s", matchedSymbol, matchedBalance)
} else {
if metadata == nil {
res.FlagSet = append(res.FlagSet, flag_incorrect_voucher)
return res, nil
}
if err := utils.StoreTemporaryVoucher(ctx, h.userdataStore, sessionId, metadata); err != nil {
return res, err
}
res.FlagReset = append(res.FlagReset, flag_incorrect_voucher)
res.Content = fmt.Sprintf("%s\n%s", metadata.TokenSymbol, metadata.Balance)
return res, nil
}
// MatchVoucher finds the matching voucher symbol and balance based on the input.
func MatchVoucher(inputStr string, voucherSymbols, voucherBalances string) (string, string) {
// Split the lists into slices for processing
symbols := strings.Split(voucherSymbols, "\n")
balances := strings.Split(voucherBalances, "\n")
var matchedSymbol, matchedBalance string
for i, symbol := range symbols {
symbolParts := strings.SplitN(symbol, ":", 2)
if len(symbolParts) != 2 {
continue
}
voucherNum := symbolParts[0]
voucherSymbol := symbolParts[1]
// Check if input matches either the number or the symbol
if inputStr == voucherNum || strings.EqualFold(inputStr, voucherSymbol) {
matchedSymbol = voucherSymbol
// Ensure there's a corresponding balance
if i < len(balances) {
matchedBalance = strings.SplitN(balances[i], ":", 2)[1]
}
break
}
}
return matchedSymbol, matchedBalance
}
// SetVoucher retrieves the temporary sym and balance,
// sets them as the active data and
// clears the temporary data
// SetVoucher retrieves the temp voucher data and sets it as the active data
func (h *Handlers) SetVoucher(ctx context.Context, sym string, input []byte) (resource.Result, error) {
var res resource.Result
var err error
store := h.userdataStore
sessionId, ok := ctx.Value("SessionId").(string)
if !ok {
return res, fmt.Errorf("missing session")
}
// get the current temporary symbol
temporarySym, err := store.ReadEntry(ctx, sessionId, utils.DATA_TEMPORARY_SYM)
if err != nil {
return res, err
}
// get the current temporary balance
temporaryBal, err := store.ReadEntry(ctx, sessionId, utils.DATA_TEMPORARY_BAL)
// Get temporary data
tempData, err := utils.GetTemporaryVoucherData(ctx, h.userdataStore, sessionId)
if err != nil {
return res, err
}
// set the active symbol
err = store.WriteEntry(ctx, sessionId, utils.DATA_ACTIVE_SYM, []byte(temporarySym))
if err != nil {
return res, err
}
// set the active balance
err = store.WriteEntry(ctx, sessionId, utils.DATA_ACTIVE_BAL, []byte(temporaryBal))
if err != nil {
// Set as active and clear temporary data
if err := utils.UpdateVoucherData(ctx, h.userdataStore, sessionId, tempData); err != nil {
return res, err
}
// reset the temporary symbol
err = store.WriteEntry(ctx, sessionId, utils.DATA_TEMPORARY_SYM, []byte(""))
if err != nil {
return res, err
}
// reset the temporary balance
err = store.WriteEntry(ctx, sessionId, utils.DATA_TEMPORARY_BAL, []byte(""))
if err != nil {
return res, err
}
res.Content = string(temporarySym)
res.Content = tempData.TokenSymbol
return res, nil
}

293
internal/handlers/ussd/menuhandler_test.go
View File

@ -25,6 +25,8 @@ import (
"github.com/grassrootseconomics/eth-custodial/pkg/api"
testdataloader "github.com/peteole/testdata-loader"
"github.com/stretchr/testify/require"
dataserviceapi "github.com/grassrootseconomics/ussd-data-service/pkg/api"
)
var (
@ -1489,8 +1491,8 @@ func TestValidateAmount(t *testing.T) {
},
},
{
name: "Test with invalid amount format",
input: []byte("0.02ms"),
name: "Test with invalid amount format",
input: []byte("0.02ms"),
activeBal: []byte("5"),
expectedResult: resource.Result{
FlagSet: []uint32{flag_invalid_amount},
@ -1819,40 +1821,6 @@ func TestConfirmPin(t *testing.T) {
}
}
func TestSetVoucher(t *testing.T) {
mockDataStore := new(mocks.MockUserDataStore)
sessionId := "session123"
ctx := context.WithValue(context.Background(), "SessionId", sessionId)
temporarySym := []byte("tempSym")
temporaryBal := []byte("tempBal")
// Set expectations for the mock data store
mockDataStore.On("ReadEntry", ctx, sessionId, utils.DATA_TEMPORARY_SYM).Return(temporarySym, nil)
mockDataStore.On("ReadEntry", ctx, sessionId, utils.DATA_TEMPORARY_BAL).Return(temporaryBal, nil)
mockDataStore.On("WriteEntry", ctx, sessionId, utils.DATA_ACTIVE_SYM, temporarySym).Return(nil)
mockDataStore.On("WriteEntry", ctx, sessionId, utils.DATA_ACTIVE_BAL, temporaryBal).Return(nil)
mockDataStore.On("WriteEntry", ctx, sessionId, utils.DATA_TEMPORARY_SYM, []byte("")).Return(nil)
mockDataStore.On("WriteEntry", ctx, sessionId, utils.DATA_TEMPORARY_BAL, []byte("")).Return(nil)
h := &Handlers{
userdataStore: mockDataStore,
}
// Call the method under test
res, err := h.SetVoucher(ctx, "someSym", []byte{})
// Assert that no errors occurred
assert.NoError(t, err)
// Assert that the result content is correct
assert.Equal(t, string(temporarySym), res.Content)
// Assert that expectations were met
mockDataStore.AssertExpectations(t)
}
func TestFetchCustodialBalances(t *testing.T) {
fm, err := NewFlagManager(flagsPath)
if err != nil {
@ -1934,3 +1902,256 @@ func TestFetchCustodialBalances(t *testing.T) {
})
}
}
func TestSetDefaultVoucher(t *testing.T) {
fm, err := NewFlagManager(flagsPath)
if err != nil {
t.Logf(err.Error())
}
flag_no_active_voucher, err := fm.GetFlag("flag_no_active_voucher")
if err != nil {
t.Logf(err.Error())
}
// Define session ID and mock data
sessionId := "session123"
publicKey := "0X13242618721"
notFoundErr := db.ErrNotFound{}
ctx := context.WithValue(context.Background(), "SessionId", sessionId)
tests := []struct {
name string
vouchersResp *models.VoucherHoldingResponse
expectedResult resource.Result
}{
{
name: "Test set default voucher when no active voucher exists",
vouchersResp: &models.VoucherHoldingResponse{
Ok: true,
Description: "Vouchers fetched successfully",
Result: models.VoucherResult{
Holdings: []dataserviceapi.TokenHoldings{
{
ContractAddress: "0x123",
TokenSymbol: "TOKEN1",
TokenDecimals: "18",
Balance: "100",
},
},
},
},
expectedResult: resource.Result{},
},
{
name: "Test no vouchers available",
vouchersResp: &models.VoucherHoldingResponse{
Ok: true,
Description: "No vouchers available",
Result: models.VoucherResult{
Holdings: []dataserviceapi.TokenHoldings{},
},
},
expectedResult: resource.Result{
FlagSet: []uint32{flag_no_active_voucher},
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
mockDataStore := new(mocks.MockUserDataStore)
mockAccountService := new(mocks.MockAccountService)
h := &Handlers{
userdataStore: mockDataStore,
accountService: mockAccountService,
flagManager: fm.parser,
}
mockDataStore.On("ReadEntry", ctx, sessionId, utils.DATA_ACTIVE_SYM).Return([]byte(""), notFoundErr)
mockDataStore.On("ReadEntry", ctx, sessionId, utils.DATA_PUBLIC_KEY).Return([]byte(publicKey), nil)
mockAccountService.On("FetchVouchers", string(publicKey)).Return(tt.vouchersResp, nil)
if len(tt.vouchersResp.Result.Holdings) > 0 {
firstVoucher := tt.vouchersResp.Result.Holdings[0]
mockDataStore.On("WriteEntry", ctx, sessionId, utils.DATA_ACTIVE_SYM, []byte(firstVoucher.TokenSymbol)).Return(nil)
mockDataStore.On("WriteEntry", ctx, sessionId, utils.DATA_ACTIVE_BAL, []byte(firstVoucher.Balance)).Return(nil)
}
res, err := h.SetDefaultVoucher(ctx, "set_default_voucher", []byte("some-input"))
assert.NoError(t, err)
assert.Equal(t, res, tt.expectedResult, "Expected result should be equal to the actual result")
mockDataStore.AssertExpectations(t)
mockAccountService.AssertExpectations(t)
})
}
}
func TestCheckVouchers(t *testing.T) {
mockDataStore := new(mocks.MockUserDataStore)
mockAccountService := new(mocks.MockAccountService)
mockSubPrefixDb := new(mocks.MockSubPrefixDb)
sessionId := "session123"
publicKey := "0X13242618721"
h := &Handlers{
userdataStore: mockDataStore,
accountService: mockAccountService,
prefixDb: mockSubPrefixDb,
}
ctx := context.WithValue(context.Background(), "SessionId", sessionId)
mockDataStore.On("ReadEntry", ctx, sessionId, utils.DATA_PUBLIC_KEY).Return([]byte(publicKey), nil)
mockVouchersResponse := &models.VoucherHoldingResponse{}
mockVouchersResponse.Result.Holdings = []dataserviceapi.TokenHoldings{
{ContractAddress: "0xd4c288865Ce", TokenSymbol: "SRF", TokenDecimals: "6", Balance: "100"},
{ContractAddress: "0x41c188d63Qa", TokenSymbol: "MILO", TokenDecimals: "4", Balance: "200"},
}
mockAccountService.On("FetchVouchers", string(publicKey)).Return(mockVouchersResponse, nil)
mockSubPrefixDb.On("Put", ctx, []byte("sym"), []byte("1:SRF\n2:MILO")).Return(nil)
mockSubPrefixDb.On("Put", ctx, []byte("bal"), []byte("1:100\n2:200")).Return(nil)
mockSubPrefixDb.On("Put", ctx, []byte("deci"), []byte("1:6\n2:4")).Return(nil)
mockSubPrefixDb.On("Put", ctx, []byte("addr"), []byte("1:0xd4c288865Ce\n2:0x41c188d63Qa")).Return(nil)
_, err := h.CheckVouchers(ctx, "check_vouchers", []byte(""))
assert.NoError(t, err)
mockDataStore.AssertExpectations(t)
mockAccountService.AssertExpectations(t)
}
func TestGetVoucherList(t *testing.T) {
mockSubPrefixDb := new(mocks.MockSubPrefixDb)
sessionId := "session123"
ctx := context.WithValue(context.Background(), "SessionId", sessionId)
h := &Handlers{
prefixDb: mockSubPrefixDb,
}
mockSubPrefixDb.On("Get", ctx, []byte("sym")).Return([]byte("1:SRF\n2:MILO"), nil)
res, err := h.GetVoucherList(ctx, "", []byte(""))
assert.NoError(t, err)
assert.Contains(t, res.Content, "1:SRF\n2:MILO")
mockSubPrefixDb.AssertExpectations(t)
}
func TestViewVoucher(t *testing.T) {
fm, err := NewFlagManager(flagsPath)
if err != nil {
t.Logf(err.Error())
}
mockDataStore := new(mocks.MockUserDataStore)
mockSubPrefixDb := new(mocks.MockSubPrefixDb)
sessionId := "session123"
ctx := context.WithValue(context.Background(), "SessionId", sessionId)
h := &Handlers{
userdataStore: mockDataStore,
flagManager: fm.parser,
prefixDb: mockSubPrefixDb,
}
// Define mock voucher data
mockVoucherData := map[string]string{
"sym": "1:SRF",
"bal": "1:100",
"deci": "1:6",
"addr": "1:0xd4c288865Ce",
}
for key, value := range mockVoucherData {
mockSubPrefixDb.On("Get", ctx, []byte(key)).Return([]byte(value), nil)
}
// Set up expectations for mockDataStore
expectedData := map[utils.DataTyp]string{
utils.DATA_TEMPORARY_SYM: "SRF",
utils.DATA_TEMPORARY_BAL: "100",
utils.DATA_TEMPORARY_DECIMAL: "6",
utils.DATA_TEMPORARY_ADDRESS: "0xd4c288865Ce",
}
for dataType, dataValue := range expectedData {
mockDataStore.On("WriteEntry", ctx, sessionId, dataType, []byte(dataValue)).Return(nil)
}
res, err := h.ViewVoucher(ctx, "view_voucher", []byte("1"))
assert.NoError(t, err)
assert.Contains(t, res.Content, "SRF\n100")
mockDataStore.AssertExpectations(t)
mockSubPrefixDb.AssertExpectations(t)
}
func TestSetVoucher(t *testing.T) {
mockDataStore := new(mocks.MockUserDataStore)
sessionId := "session123"
ctx := context.WithValue(context.Background(), "SessionId", sessionId)
// Define the temporary voucher data
tempData := &dataserviceapi.TokenHoldings{
TokenSymbol: "SRF",
Balance: "200",
TokenDecimals: "6",
ContractAddress: "0xd4c288865Ce0985a481Eef3be02443dF5E2e4Ea9",
}
// Define the expected active entries
activeEntries := map[utils.DataTyp][]byte{
utils.DATA_ACTIVE_SYM: []byte(tempData.TokenSymbol),
utils.DATA_ACTIVE_BAL: []byte(tempData.Balance),
utils.DATA_ACTIVE_DECIMAL: []byte(tempData.TokenDecimals),
utils.DATA_ACTIVE_ADDRESS: []byte(tempData.ContractAddress),
}
// Define the temporary entries to be cleared
tempEntries := map[utils.DataTyp][]byte{
utils.DATA_TEMPORARY_SYM: []byte(""),
utils.DATA_TEMPORARY_BAL: []byte(""),
utils.DATA_TEMPORARY_DECIMAL: []byte(""),
utils.DATA_TEMPORARY_ADDRESS: []byte(""),
}
// Mocking ReadEntry calls for temporary data retrieval
mockDataStore.On("ReadEntry", ctx, sessionId, utils.DATA_TEMPORARY_SYM).Return([]byte(tempData.TokenSymbol), nil)
mockDataStore.On("ReadEntry", ctx, sessionId, utils.DATA_TEMPORARY_BAL).Return([]byte(tempData.Balance), nil)
mockDataStore.On("ReadEntry", ctx, sessionId, utils.DATA_TEMPORARY_DECIMAL).Return([]byte(tempData.TokenDecimals), nil)
mockDataStore.On("ReadEntry", ctx, sessionId, utils.DATA_TEMPORARY_ADDRESS).Return([]byte(tempData.ContractAddress), nil)
// Mocking WriteEntry calls for setting active data
for key, value := range activeEntries {
mockDataStore.On("WriteEntry", ctx, sessionId, key, value).Return(nil)
}
// Mocking WriteEntry calls for clearing temporary data
for key, value := range tempEntries {
mockDataStore.On("WriteEntry", ctx, sessionId, key, value).Return(nil)
}
h := &Handlers{
userdataStore: mockDataStore,
}
res, err := h.SetVoucher(ctx, "someSym", []byte{})
assert.NoError(t, err)
assert.Equal(t, string(tempData.TokenSymbol), res.Content)
mockDataStore.AssertExpectations(t)
}

21
internal/models/vouchersresponse.go
View File

@ -1,15 +1,14 @@
package models
// VoucherHoldingResponse represents a single voucher holding
import dataserviceapi "github.com/grassrootseconomics/ussd-data-service/pkg/api"
type VoucherHoldingResponse struct {
Ok bool `json:"ok"`
Description string `json:"description"`
Result struct {
Holdings []struct {
ContractAddress string `json:"contractAddress"`
TokenSymbol string `json:"tokenSymbol"`
TokenDecimals string `json:"tokenDecimals"`
Balance string `json:"balance"`
} `json:"holdings"`
} `json:"result"`
Ok bool `json:"ok"`
Description string `json:"description"`
Result VoucherResult `json:"result"`
}
// VoucherResult holds the list of token holdings
type VoucherResult struct {
Holdings []dataserviceapi.TokenHoldings `json:"holdings"`
}

14
internal/storage/db.go
View File

@ -10,6 +10,14 @@ const (
DATATYPE_USERSUB = 64
)
// PrefixDb interface abstracts the database operations.
type PrefixDb interface {
Get(ctx context.Context, key []byte) ([]byte, error)
Put(ctx context.Context, key []byte, val []byte) error
}
var _ PrefixDb = (*SubPrefixDb)(nil)
type SubPrefixDb struct {
store db.Db
pfx []byte
@ -29,11 +37,7 @@ func (s *SubPrefixDb) toKey(k []byte) []byte {
func (s *SubPrefixDb) Get(ctx context.Context, key []byte) ([]byte, error) {
s.store.SetPrefix(DATATYPE_USERSUB)
key = s.toKey(key)
v, err := s.store.Get(ctx, key)
if err != nil {
return nil, err
}
return v, nil
return s.store.Get(ctx, key)
}
func (s *SubPrefixDb) Put(ctx context.Context, key []byte, val []byte) error {

21
internal/testutil/mocks/subprefixdbmock.go Normal file
View File

@ -0,0 +1,21 @@
package mocks
import (
"context"
"github.com/stretchr/testify/mock"
)
type MockSubPrefixDb struct {
mock.Mock
}
func (m *MockSubPrefixDb) Get(ctx context.Context, key []byte) ([]byte, error) {
args := m.Called(ctx, key)
return args.Get(0).([]byte), args.Error(1)
}
func (m *MockSubPrefixDb) Put(ctx context.Context, key, val []byte) error {
args := m.Called(ctx, key, val)
return args.Error(0)
}

17
internal/testutil/testservice/TestAccountService.go
View File

@ -7,6 +7,7 @@ import (
"git.grassecon.net/urdt/ussd/internal/models"
"github.com/grassrootseconomics/eth-custodial/pkg/api"
dataserviceapi "github.com/grassrootseconomics/ussd-data-service/pkg/api"
)
type TestAccountService struct {
@ -75,20 +76,8 @@ func (tas *TestAccountService) TrackAccountStatus(ctx context.Context, publicKey
func (tas *TestAccountService) FetchVouchers(ctx context.Context, publicKey string) (*models.VoucherHoldingResponse, error) {
return &models.VoucherHoldingResponse{
Ok: true,
Result: struct {
Holdings []struct {
ContractAddress string `json:"contractAddress"`
TokenSymbol string `json:"tokenSymbol"`
TokenDecimals string `json:"tokenDecimals"`
Balance string `json:"balance"`
} `json:"holdings"`
}{
Holdings: []struct {
ContractAddress string `json:"contractAddress"`
TokenSymbol string `json:"tokenSymbol"`
TokenDecimals string `json:"tokenDecimals"`
Balance string `json:"balance"`
}{
Result: models.VoucherResult{
Holdings: []dataserviceapi.TokenHoldings{
{
ContractAddress: "0x6CC75A06ac72eB4Db2eE22F781F5D100d8ec03ee",
TokenSymbol: "SRF",

4
internal/utils/db.go
View File

@ -29,6 +29,10 @@ const (
DATA_TEMPORARY_BAL
DATA_ACTIVE_BAL
DATA_PUBLIC_KEY_REVERSE
DATA_TEMPORARY_DECIMAL
DATA_ACTIVE_DECIMAL
DATA_TEMPORARY_ADDRESS
DATA_ACTIVE_ADDRESS
)
func typToBytes(typ DataTyp) []byte {

161
internal/utils/vouchers.go Normal file
View File

@ -0,0 +1,161 @@
package utils
import (
"context"
"fmt"
"strings"
"git.grassecon.net/urdt/ussd/internal/storage"
dataserviceapi "github.com/grassrootseconomics/ussd-data-service/pkg/api"
)
// VoucherMetadata helps organize data fields
type VoucherMetadata struct {
Symbols string
Balances string
Decimals string
Addresses string
}
// ProcessVouchers converts holdings into formatted strings
func ProcessVouchers(holdings []dataserviceapi.TokenHoldings) VoucherMetadata {
var data VoucherMetadata
var symbols, balances, decimals, addresses []string
for i, h := range holdings {
symbols = append(symbols, fmt.Sprintf("%d:%s", i+1, h.TokenSymbol))
balances = append(balances, fmt.Sprintf("%d:%s", i+1, h.Balance))
decimals = append(decimals, fmt.Sprintf("%d:%s", i+1, h.TokenDecimals))
addresses = append(addresses, fmt.Sprintf("%d:%s", i+1, h.ContractAddress))
}
data.Symbols = strings.Join(symbols, "\n")
data.Balances = strings.Join(balances, "\n")
data.Decimals = strings.Join(decimals, "\n")
data.Addresses = strings.Join(addresses, "\n")
return data
}
// GetVoucherData retrieves and matches voucher data
func GetVoucherData(ctx context.Context, db storage.PrefixDb, input string) (*dataserviceapi.TokenHoldings, error) {
keys := []string{"sym", "bal", "deci", "addr"}
data := make(map[string]string)
for _, key := range keys {
value, err := db.Get(ctx, []byte(key))
if err != nil {
return nil, fmt.Errorf("failed to get %s: %v", key, err)
}
data[key] = string(value)
}
symbol, balance, decimal, address := MatchVoucher(input,
data["sym"],
data["bal"],
data["deci"],
data["addr"])
if symbol == "" {
return nil, nil
}
return &dataserviceapi.TokenHoldings{
TokenSymbol: string(symbol),
Balance: string(balance),
TokenDecimals: string(decimal),
ContractAddress: string(address),
}, nil
}
// MatchVoucher finds the matching voucher symbol, balance, decimals and contract address based on the input.
func MatchVoucher(input, symbols, balances, decimals, addresses string) (symbol, balance, decimal, address string) {
symList := strings.Split(symbols, "\n")
balList := strings.Split(balances, "\n")
decList := strings.Split(decimals, "\n")
addrList := strings.Split(addresses, "\n")
for i, sym := range symList {
parts := strings.SplitN(sym, ":", 2)
if input == parts[0] || strings.EqualFold(input, parts[1]) {
symbol = parts[1]
if i < len(balList) {
balance = strings.SplitN(balList[i], ":", 2)[1]
}
if i < len(decList) {
decimal = strings.SplitN(decList[i], ":", 2)[1]
}
if i < len(addrList) {
address = strings.SplitN(addrList[i], ":", 2)[1]
}
break
}
}
return
}
// StoreTemporaryVoucher saves voucher metadata as temporary entries in the DataStore.
func StoreTemporaryVoucher(ctx context.Context, store DataStore, sessionId string, data *dataserviceapi.TokenHoldings) error {
entries := map[DataTyp][]byte{
DATA_TEMPORARY_SYM: []byte(data.TokenSymbol),
DATA_TEMPORARY_BAL: []byte(data.Balance),
DATA_TEMPORARY_DECIMAL: []byte(data.TokenDecimals),
DATA_TEMPORARY_ADDRESS: []byte(data.ContractAddress),
}
for key, value := range entries {
if err := store.WriteEntry(ctx, sessionId, key, value); err != nil {
return err
}
}
return nil
}
// GetTemporaryVoucherData retrieves temporary voucher metadata from the DataStore.
func GetTemporaryVoucherData(ctx context.Context, store DataStore, sessionId string) (*dataserviceapi.TokenHoldings, error) {
keys := []DataTyp{
DATA_TEMPORARY_SYM,
DATA_TEMPORARY_BAL,
DATA_TEMPORARY_DECIMAL,
DATA_TEMPORARY_ADDRESS,
}
data := &dataserviceapi.TokenHoldings{}
values := make([][]byte, len(keys))
for i, key := range keys {
value, err := store.ReadEntry(ctx, sessionId, key)
if err != nil {
return nil, err
}
values[i] = value
}
data.TokenSymbol = string(values[0])
data.Balance = string(values[1])
data.TokenDecimals = string(values[2])
data.ContractAddress = string(values[3])
return data, nil
}
// UpdateVoucherData sets the active voucher data in the DataStore.
func UpdateVoucherData(ctx context.Context, store DataStore, sessionId string, data *dataserviceapi.TokenHoldings) error {
// Active voucher data entries
activeEntries := map[DataTyp][]byte{
DATA_ACTIVE_SYM: []byte(data.TokenSymbol),
DATA_ACTIVE_BAL: []byte(data.Balance),
DATA_ACTIVE_DECIMAL: []byte(data.TokenDecimals),
DATA_ACTIVE_ADDRESS: []byte(data.ContractAddress),
}
// Write active data
for key, value := range activeEntries {
if err := store.WriteEntry(ctx, sessionId, key, value); err != nil {
return err
}
}
return nil
}

203
internal/utils/vouchers_test.go Normal file
View File

@ -0,0 +1,203 @@
package utils
import (
"context"
"testing"
"git.grassecon.net/urdt/ussd/internal/storage"
"github.com/alecthomas/assert/v2"
"github.com/stretchr/testify/require"
memdb "git.defalsify.org/vise.git/db/mem"
dataserviceapi "github.com/grassrootseconomics/ussd-data-service/pkg/api"
)
// InitializeTestDb sets up and returns an in-memory database and store.
func InitializeTestDb(t *testing.T) (context.Context, *UserDataStore) {
ctx := context.Background()
// Initialize memDb
db := memdb.NewMemDb()
err := db.Connect(ctx, "")
require.NoError(t, err, "Failed to connect to memDb")
// Create UserDataStore with memDb
store := &UserDataStore{Db: db}
t.Cleanup(func() {
db.Close() // Ensure the DB is closed after each test
})
return ctx, store
}
func TestMatchVoucher(t *testing.T) {
symbols := "1:SRF\n2:MILO"
balances := "1:100\n2:200"
decimals := "1:6\n2:4"
addresses := "1:0xd4c288865Ce\n2:0x41c188d63Qa"
// Test for valid voucher
symbol, balance, decimal, address := MatchVoucher("2", symbols, balances, decimals, addresses)
// Assertions for valid voucher
assert.Equal(t, "MILO", symbol)
assert.Equal(t, "200", balance)
assert.Equal(t, "4", decimal)
assert.Equal(t, "0x41c188d63Qa", address)
// Test for non-existent voucher
symbol, balance, decimal, address = MatchVoucher("3", symbols, balances, decimals, addresses)
// Assertions for non-match
assert.Equal(t, "", symbol)
assert.Equal(t, "", balance)
assert.Equal(t, "", decimal)
assert.Equal(t, "", address)
}
func TestProcessVouchers(t *testing.T) {
holdings := []dataserviceapi.TokenHoldings{
{ContractAddress: "0xd4c288865Ce", TokenSymbol: "SRF", TokenDecimals: "6", Balance: "100"},
{ContractAddress: "0x41c188d63Qa", TokenSymbol: "MILO", TokenDecimals: "4", Balance: "200"},
}
expectedResult := VoucherMetadata{
Symbols: "1:SRF\n2:MILO",
Balances: "1:100\n2:200",
Decimals: "1:6\n2:4",
Addresses: "1:0xd4c288865Ce\n2:0x41c188d63Qa",
}
result := ProcessVouchers(holdings)
assert.Equal(t, expectedResult, result)
}
func TestGetVoucherData(t *testing.T) {
ctx := context.Background()
db := memdb.NewMemDb()
err := db.Connect(ctx, "")
if err != nil {
t.Fatal(err)
}
spdb := storage.NewSubPrefixDb(db, []byte("vouchers"))
// Test voucher data
mockData := map[string][]byte{
"sym": []byte("1:SRF\n2:MILO"),
"bal": []byte("1:100\n2:200"),
"deci": []byte("1:6\n2:4"),
"addr": []byte("1:0xd4c288865Ce\n2:0x41c188d63Qa"),
}
// Put the data
for key, value := range mockData {
err = spdb.Put(ctx, []byte(key), []byte(value))
if err != nil {
t.Fatal(err)
}
}
result, err := GetVoucherData(ctx, spdb, "1")
assert.NoError(t, err)
assert.Equal(t, "SRF", result.TokenSymbol)
assert.Equal(t, "100", result.Balance)
assert.Equal(t, "6", result.TokenDecimals)
assert.Equal(t, "0xd4c288865Ce", result.ContractAddress)
}
func TestStoreTemporaryVoucher(t *testing.T) {
ctx, store := InitializeTestDb(t)
sessionId := "session123"
// Test data
voucherData := &dataserviceapi.TokenHoldings{
TokenSymbol: "SRF",
Balance: "200",
TokenDecimals: "6",
ContractAddress: "0xd4c288865Ce0985a481Eef3be02443dF5E2e4Ea9",
}
// Execute the function being tested
err := StoreTemporaryVoucher(ctx, store, sessionId, voucherData)
require.NoError(t, err)
// Verify stored data
expectedEntries := map[DataTyp][]byte{
DATA_TEMPORARY_SYM: []byte("SRF"),
DATA_TEMPORARY_BAL: []byte("200"),
DATA_TEMPORARY_DECIMAL: []byte("6"),
DATA_TEMPORARY_ADDRESS: []byte("0xd4c288865Ce0985a481Eef3be02443dF5E2e4Ea9"),
}
for key, expectedValue := range expectedEntries {
storedValue, err := store.ReadEntry(ctx, sessionId, key)
require.NoError(t, err)
require.Equal(t, expectedValue, storedValue, "Mismatch for key %v", key)
}
}
func TestGetTemporaryVoucherData(t *testing.T) {
ctx, store := InitializeTestDb(t)
sessionId := "session123"
// Test voucher data
tempData := &dataserviceapi.TokenHoldings{
TokenSymbol: "SRF",
Balance: "200",
TokenDecimals: "6",
ContractAddress: "0xd4c288865Ce0985a481Eef3be02443dF5E2e4Ea9",
}
// Store the data
err := StoreTemporaryVoucher(ctx, store, sessionId, tempData)
require.NoError(t, err)
// Execute the function being tested
data, err := GetTemporaryVoucherData(ctx, store, sessionId)
require.NoError(t, err)
require.Equal(t, tempData, data)
}
func TestUpdateVoucherData(t *testing.T) {
ctx, store := InitializeTestDb(t)
sessionId := "session123"
// New voucher data
newData := &dataserviceapi.TokenHoldings{
TokenSymbol: "SRF",
Balance: "200",
TokenDecimals: "6",
ContractAddress: "0xd4c288865Ce0985a481Eef3be02443dF5E2e4Ea9",
}
// Old temporary data
tempData := &dataserviceapi.TokenHoldings{
TokenSymbol: "OLD",
Balance: "100",
TokenDecimals: "8",
ContractAddress: "0xold",
}
require.NoError(t, StoreTemporaryVoucher(ctx, store, sessionId, tempData))
// Execute update
err := UpdateVoucherData(ctx, store, sessionId, newData)
require.NoError(t, err)
// Verify active data was stored correctly
activeEntries := map[DataTyp][]byte{
DATA_ACTIVE_SYM: []byte(newData.TokenSymbol),
DATA_ACTIVE_BAL: []byte(newData.Balance),
DATA_ACTIVE_DECIMAL: []byte(newData.TokenDecimals),
DATA_ACTIVE_ADDRESS: []byte(newData.ContractAddress),
}
for key, expectedValue := range activeEntries {
storedValue, err := store.ReadEntry(ctx, sessionId, key)
require.NoError(t, err)
require.Equal(t, expectedValue, storedValue, "Active data mismatch for key %v", key)
}
}