Merge pull request 'send with swap' (#102) from send-with-swap into master

Reviewed-on: #102

handlers/application/send.go

@@ -335,8 +335,8 @@ func (h *MenuHandlers) MaxAmount(ctx context.Context, sym string, input []byte)
 	// Format the active balance amount to 2 decimal places
 	formattedBalance, _ := store.TruncateDecimalString(string(activeBal), 2)
 
-	// If normal transaction, return balance
+	// If normal transaction, or if the sym is max_amount, return balance
-	if string(transactionType) == "normal" {
+	if string(transactionType) == "normal" || sym == "max_amount" {
 		res.FlagReset = append(res.FlagReset, flag_swap_transaction)
 
 		res.Content = l.Get("Maximum amount: %s %s\nEnter amount:", formattedBalance, string(activeSym))
@@ -789,7 +789,7 @@ func (h *MenuHandlers) TransactionSwapPreview(ctx context.Context, sym string, i
 		return res, err
 	}
 
-	res.Content = fmt.Sprintf(
+	res.Content = l.Get(
 		"%s will receive %s %s",
 		string(recipientPhoneNumber), qouteAmount, swapData.ActiveSwapToSym,
 	)

handlers/local.go

@@ -86,6 +86,7 @@ func (ls *LocalHandlerService) GetHandler(accountService remote.AccountService)
 	ls.DbRs.AddLocalFunc("transaction_reset", appHandlers.TransactionReset)
 	ls.DbRs.AddLocalFunc("invite_valid_recipient", appHandlers.InviteValidRecipient)
 	ls.DbRs.AddLocalFunc("max_amount", appHandlers.MaxAmount)
+	ls.DbRs.AddLocalFunc("credit_max_amount", appHandlers.MaxAmount)
 	ls.DbRs.AddLocalFunc("validate_amount", appHandlers.ValidateAmount)
 	ls.DbRs.AddLocalFunc("reset_transaction_amount", appHandlers.ResetTransactionAmount)
 	ls.DbRs.AddLocalFunc("get_recipient", appHandlers.GetRecipient)

services/registration/amount.vis

@@ -4,9 +4,6 @@ RELOAD max_amount
 MAP max_amount
 MOUT back 0
 HALT
-LOAD clear_trans_type_flag 6
-RELOAD clear_trans_type_flag
-CATCH transaction_swap flag_swap_transaction 1
 LOAD validate_amount 64
 RELOAD validate_amount
 CATCH api_failure flag_api_call_error 1

services/registration/credit_amount

@@ -0,0 +1 @@
+{{.credit_max_amount}}

services/registration/credit_amount.vis

@@ -0,0 +1,18 @@
+LOAD reset_transaction_amount 10
+LOAD credit_max_amount 160
+RELOAD credit_max_amount
+MAP credit_max_amount
+MOUT back 0
+HALT
+LOAD clear_trans_type_flag 6
+RELOAD clear_trans_type_flag
+CATCH transaction_swap flag_swap_transaction 1
+LOAD validate_amount 64
+RELOAD validate_amount
+CATCH api_failure flag_api_call_error 1
+CATCH invalid_amount flag_invalid_amount 1
+INCMP _ 0
+LOAD get_recipient 0
+LOAD get_sender 64
+LOAD get_amount 32
+INCMP transaction_pin *

services/registration/credit_amount_swa

@@ -0,0 +1 @@
+{{.credit_max_amount}}

services/registration/credit_send

@@ -0,0 +1 @@
+Enter recipient's phone number/address/alias:

services/registration/credit_send.vis

@@ -0,0 +1,12 @@
+LOAD transaction_reset 0
+RELOAD transaction_reset
+CATCH no_voucher flag_no_active_voucher 1
+MOUT back 0
+HALT
+LOAD validate_recipient 50
+RELOAD validate_recipient
+CATCH api_failure flag_api_call_error  1
+CATCH invalid_recipient flag_invalid_recipient 1
+CATCH invite_recipient flag_invalid_recipient_with_invite 1
+INCMP _ 0
+INCMP credit_amount *

services/registration/credit_send_menu

@@ -0,0 +1 @@
+Credit-Send

services/registration/credit_send_menu_swa

@@ -0,0 +1 @@
+Tuma-Mkopo

services/registration/credit_send_swa

@@ -0,0 +1 @@
+Weka nambari ya simu/anwani/lakabu:

services/registration/locale/swa/default.po

@@ -50,5 +50,7 @@ msgid "Maximum amount: %s %s\nEnter amount:"
 msgstr "Kiwango cha juu: %s %s\nWeka kiwango:"
 
 msgid "Credit Available: %s %s\n(You can swap up to %s %s -> %s %s).\nEnter %s amount:"
-msgstr "Kiwango kinachopatikana: %s %s\n(Unaweza kubadilisha hadi %s %s -> %s %s)\nWeka %s kiwango:"
+msgstr "Kiwango kinachopatikana: %s %s\n(Unaweza kubadilisha hadi %s %s -> %s %s)\nWeka kiwango cha %s:"
 
+msgid "%s will receive %s %s"
+msgstr "%s atapokea %s %s"

services/registration/main.vis

@@ -7,18 +7,20 @@ LOAD check_balance 128
 RELOAD check_balance
 MAP check_balance
 MOUT send 1
-MOUT swap 2
+MOUT credit_send 2
-MOUT vouchers 3
+MOUT swap 3
-MOUT select_pool 4
+MOUT vouchers 4
-MOUT account 5
+MOUT select_pool 5
-MOUT help 6
+MOUT account 6
+MOUT help 7
 MOUT quit 9
 HALT
 INCMP send 1
-INCMP swap_to_list 2
+INCMP credit_send 2
-INCMP my_vouchers 3
+INCMP swap_to_list 3
-INCMP select_pool 4
+INCMP my_vouchers 4
-INCMP my_account 5
+INCMP select_pool 5
-INCMP help 6
+INCMP my_account 6
+INCMP help 7
 INCMP quit 9
 INCMP . *

services/registration/select_pool.vis

@@ -1,5 +1,6 @@
 CATCH no_voucher flag_no_active_voucher 1
 LOAD get_pools 0
+RELOAD get_pools
 MAP get_pools
 LOAD get_default_pool 20
 RELOAD get_default_pool

services/registration/send_swa

@@ -1 +1 @@
-Weka nambari ya simu:
+Weka nambari ya simu/Anwani/Lakabu:

services/registration/transaction_swap_swa

@@ -0,0 +1,3 @@
+{{.transaction_swap_preview}}
+
+Tafadhali weka PIN yako kudhibitisha:

store/tokens.go

@@ -7,6 +7,7 @@ import (
 	"math/big"
 	"reflect"
 	"strconv"
+	"strings"
 
 	storedb "git.grassecon.net/grassrootseconomics/sarafu-vise/store/db"
 )
@@ -21,25 +22,34 @@ type TransactionData struct {
 	ActiveAddress  string
 }
 
-// TruncateDecimalString safely truncates the input amount to the specified decimal places
+// TruncateDecimalString safely truncates (not rounds) a number string to the specified decimal places
 func TruncateDecimalString(input string, decimalPlaces int) (string, error) {
-	num, ok := new(big.Float).SetString(input)
+	if _, err := strconv.ParseFloat(input, 64); err != nil {
-	if !ok {
 		return "", fmt.Errorf("invalid input")
 	}
 
-	// Multiply by 10^decimalPlaces
+	// Split input into integer and fractional parts
-	scale := new(big.Float).SetInt(new(big.Int).Exp(big.NewInt(10), big.NewInt(int64(decimalPlaces)), nil))
+	parts := strings.SplitN(input, ".", 2)
-	scaled := new(big.Float).Mul(num, scale)
+	intPart := parts[0]
+	var fracPart string
 
-	// Truncate by converting to int (chops off decimals)
+	if len(parts) == 2 {
-	intPart, _ := scaled.Int(nil)
+		fracPart = parts[1]
+	}
 
-	// Divide back to get truncated float
+	// Truncate or pad fractional part
-	truncated := new(big.Float).Quo(new(big.Float).SetInt(intPart), scale)
+	if len(fracPart) > decimalPlaces {
+		fracPart = fracPart[:decimalPlaces]
+	} else {
+		fracPart = fracPart + strings.Repeat("0", decimalPlaces-len(fracPart))
+	}
 
-	// Format with fixed decimals
+	// Handle zero decimal places
-	return truncated.Text('f', decimalPlaces), nil
+	if decimalPlaces == 0 {
+		return intPart, nil
+	}
+
+	return fmt.Sprintf("%s.%s", intPart, fracPart), nil
 }
 
 func ParseAndScaleAmount(storedAmount, activeDecimal string) (string, error) {

store/tokens_test.go

@@ -22,6 +22,13 @@ func TestTruncateDecimalString(t *testing.T) {
 			want:          "4.00",
 			expectError:   false,
 		},
+		{
+			name:          "precision test",
+			input:         "2.1",
+			decimalPlaces: 2,
+			want:          "2.10",
+			expectError:   false,
+		},
 		{
 			name:          "single decimal",
 			input:         "4.1",