grassrootseconomics/sarafu-vise
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multiply the final amount by 1.015 to slightly increase the swapped amount

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This commit is contained in:
Alfred Kamanda 2026-02-18 12:27:22 +03:00
parent b908dc1881
commit 6abcb97f3a
Signed by: Alfred-mk
GPG Key ID: 7EA3D01708908703
1 changed files with 17 additions and 5 deletions
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22
handlers/application/send.go
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@ -4,6 +4,7 @@ import (
"context" "context"
"errors" "errors"
"fmt" "fmt"
"math/big"
"strconv" "strconv"
"strings" "strings"
"time" "time"
@ -757,6 +758,17 @@ func (h *MenuHandlers) TransactionSwapPreview(ctx context.Context, sym string, i
return res, err return res, err
} }
// multiply by 1.015 (i.e. * 1015 / 1000)
amountInt, ok := new(big.Int).SetString(finalAmountStr, 10)
if !ok {
return res, fmt.Errorf("invalid amount: %s", finalAmountStr)
}
amountInt.Mul(amountInt, big.NewInt(1015))
amountInt.Div(amountInt, big.NewInt(1000))
finalAmountStr = amountInt.String()
// call the credit send API to get the reverse quote // call the credit send API to get the reverse quote
r, err := h.accountService.GetCreditSendReverseQuote(ctx, swapData.ActivePoolAddress, swapData.ActiveSwapFromAddress, swapData.ActiveSwapToAddress, finalAmountStr) r, err := h.accountService.GetCreditSendReverseQuote(ctx, swapData.ActivePoolAddress, swapData.ActiveSwapFromAddress, swapData.ActiveSwapToAddress, finalAmountStr)
if err != nil { if err != nil {
@ -778,15 +790,15 @@ func (h *MenuHandlers) TransactionSwapPreview(ctx context.Context, sym string, i
} }
// Scale down the quoted output amount // Scale down the quoted output amount
quoteAmountStr := store.ScaleDownBalance(sendOutputAmount, swapData.ActiveSwapToDecimal) // quoteAmountStr := store.ScaleDownBalance(sendOutputAmount, swapData.ActiveSwapToDecimal)
// Format the qouteAmount amount to 2 decimal places // Format the qouteAmount amount to 2 decimal places
qouteAmount, _ := store.TruncateDecimalString(quoteAmountStr, 2) // qouteAmount, _ := store.TruncateDecimalString(quoteAmountStr, 2)
// store the qouteAmount in the temporary value // store the qouteAmount in the temporary value
err = userStore.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(qouteAmount)) err = userStore.WriteEntry(ctx, sessionId, storedb.DATA_TEMPORARY_VALUE, []byte(inputStr))
if err != nil { if err != nil {
logg.ErrorCtxf(ctx, "failed to write temporary qouteAmount entry with", "key", storedb.DATA_TEMPORARY_VALUE, "value", qouteAmount, "error", err) logg.ErrorCtxf(ctx, "failed to write temporary inputStr entry with", "key", storedb.DATA_TEMPORARY_VALUE, "value", inputStr, "error", err)
return res, err return res, err
} }
@ -799,7 +811,7 @@ func (h *MenuHandlers) TransactionSwapPreview(ctx context.Context, sym string, i
res.Content = l.Get( res.Content = l.Get(
"%s will receive %s %s", "%s will receive %s %s",
string(recipientPhoneNumber), qouteAmount, swapData.ActiveSwapToSym, string(recipientPhoneNumber), inputStr, swapData.ActiveSwapToSym,
) )
return res, nil return res, nil