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✨ Multi-currency

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This commit is contained in:
LittleSheep
2025-03-23 17:58:12 +08:00
parent 90f451cf5a
commit 468cd655f8
9 changed files with 206 additions and 118 deletions
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53
pkg/internal/services/payment.go
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@@ -12,13 +12,14 @@ import (
"github.com/shopspring/decimal"
)
func MakeTransaction(amount float64, remark string, payer, payee *models.Wallet) (models.Transaction, error) {
func MakeTransaction(amount float64, remark, currency string, payer, payee *models.Wallet) (models.Transaction, error) {
// Round amount to keep 2 decimal places
amount = math.Round(amount*100) / 100
transaction := models.Transaction{
Amount: decimal.NewFromFloat(amount),
Remark: remark,
Amount: decimal.NewFromFloat(amount),
Remark: remark,
Currency: currency,
}
if payer != nil {
if payer.Balance.LessThan(transaction.Amount) {
@@ -38,7 +39,12 @@ func MakeTransaction(amount float64, remark string, payer, payee *models.Wallet)
}
if payer != nil {
payer.Balance = payer.Balance.Sub(transaction.Amount)
switch currency {
case "golden":
payer.GoldenBalance = payer.GoldenBalance.Sub(transaction.Amount)
default:
payer.Balance = payer.Balance.Sub(transaction.Amount)
}
if err := tx.Model(payer).
Updates(&models.Wallet{Balance: payer.Balance}).Error; err != nil {
tx.Rollback()
@@ -46,7 +52,12 @@ func MakeTransaction(amount float64, remark string, payer, payee *models.Wallet)
}
}
if payee != nil {
payee.Balance = payee.Balance.Add(transaction.Amount)
switch currency {
case "golden":
payee.GoldenBalance = payee.GoldenBalance.Add(transaction.Amount)
default:
payee.Balance = payee.Balance.Add(transaction.Amount)
}
if err := tx.Model(payee).
Updates(&models.Wallet{Balance: payee.Balance}).Error; err != nil {
tx.Rollback()
@@ -63,10 +74,18 @@ func MakeTransaction(amount float64, remark string, payer, payee *models.Wallet)
Subtitle: transaction.Remark,
Body: fmt.Sprintf("%.2f SRC removed from your wallet. Your new balance is %.2f", amount, payer.Balance.InexactFloat64()),
Metadata: map[string]any{
"id": transaction.ID,
"amount": amount,
"balance": payer.Balance.InexactFloat64(),
"remark": transaction.Remark,
"id": transaction.ID,
"amount": amount,
"balance": (func() float64 {
switch currency {
case "golden":
return payer.GoldenBalance.InexactFloat64()
default:
return payer.Balance.InexactFloat64()
}
})(),
"remark": transaction.Remark,
"currency": currency,
},
Priority: 0,
})
@@ -78,10 +97,18 @@ func MakeTransaction(amount float64, remark string, payer, payee *models.Wallet)
Subtitle: transaction.Remark,
Body: fmt.Sprintf("%.2f SRC added to your wallet. Your new balance is %.2f", amount, payee.Balance.InexactFloat64()),
Metadata: map[string]any{
"id": transaction.ID,
"amount": amount,
"balance": payee.Balance.InexactFloat64(),
"remark": transaction.Remark,
"id": transaction.ID,
"amount": amount,
"balance": (func() float64 {
switch currency {
case "golden":
return payee.GoldenBalance.InexactFloat64()
default:
return payee.Balance.InexactFloat64()
}
})(),
"remark": transaction.Remark,
"currency": currency,
},
Priority: 0,
})