This commit is contained in:
2026-07-26 23:04:18 +08:00
parent 6631f8d382
commit dc9a98e893
3 changed files with 38 additions and 7 deletions

View File

@@ -52,16 +52,20 @@ func NewWalletAggregateService(
}
}
// CreateWallet 创建钱包
// CreateWallet 创建钱包(已存在则幂等返回已有钱包,避免重复 INSERT 中止事务)
func (s *WalletAggregateServiceImpl) CreateWallet(ctx context.Context, userID string) (*entities.Wallet, error) {
// 检查是否已存在
w, _ := s.walletRepo.GetByUserID(ctx, userID)
if w != nil {
return nil, fmt.Errorf("用户已存在钱包")
w, err := s.walletRepo.GetByUserID(ctx, userID)
if err == nil && w != nil {
return w, nil
}
wallet := entities.NewWallet(userID, decimal.NewFromFloat(s.cfg.Wallet.DefaultCreditLimit))
created, err := s.walletRepo.Create(ctx, *wallet)
if err != nil {
// 并发下可能已创建成功,再查一次
if existing, getErr := s.walletRepo.GetByUserID(ctx, userID); getErr == nil && existing != nil {
return existing, nil
}
s.logger.Error("创建钱包失败", zap.Error(err))
return nil, err
}