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fix coin seller stock deduction delta

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local 2026-06-23 23:52:06 +08:00
parent ac767d1c7e
commit 3cf62395e0
2 changed files with 8 additions and 1 deletions
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2
services/wallet-service/internal/storage/mysql/coin_seller_ledger.go
View File

@ -57,7 +57,7 @@ func (r *Repository) AdminCreditCoinSellerStock(ctx context.Context, command led
if availableDelta < 0 && account.AvailableAmount < command.CoinAmount { if availableDelta < 0 && account.AvailableAmount < command.CoinAmount {
return ledger.CoinSellerStockCreditReceipt{}, xerr.New(xerr.InsufficientBalance, "insufficient balance") return ledger.CoinSellerStockCreditReceipt{}, xerr.New(xerr.InsufficientBalance, "insufficient balance")
} }
balanceAfter, err := checkedAdd(account.AvailableAmount, availableDelta) balanceAfter, err := checkedAddDelta(account.AvailableAmount, availableDelta)
if err != nil { if err != nil {
return ledger.CoinSellerStockCreditReceipt{}, err return ledger.CoinSellerStockCreditReceipt{}, err
} }

7
services/wallet-service/internal/storage/mysql/utils.go
View File

@ -49,6 +49,13 @@ func checkedAdd(left int64, right int64) (int64, error) {
return left + right, nil return left + right, nil
} }
func checkedAddDelta(left int64, right int64) (int64, error) {
if (right > 0 && left > math.MaxInt64-right) || (right < 0 && left < math.MinInt64-right) {
return 0, xerr.New(xerr.CoinSellerStockAmountInvalid, "coin amount overflow")
}
return left + right, nil
}
func stableHash(value string) string { func stableHash(value string) string {
sum := sha256.Sum256([]byte(value)) sum := sha256.Sum256([]byte(value))
return hex.EncodeToString(sum[:]) return hex.EncodeToString(sum[:])