draft

backend/internal/repository/payment_match.go

@@ -0,0 +1,95 @@
+package repository
+
+import (
+	"context"
+	"errors"
+	"time"
+
+	"gorm.io/gorm"
+	"pay-bridge/internal/model"
+)
+
+// PaymentMatchRepository 收款匹配数据访问
+type PaymentMatchRepository struct {
+	db *gorm.DB
+}
+
+func NewPaymentMatchRepository(db *gorm.DB) *PaymentMatchRepository {
+	return &PaymentMatchRepository{db: db}
+}
+
+// GetAccountByNo 按账号查询子商户收款账户
+func (r *PaymentMatchRepository) GetAccountByNo(ctx context.Context, accountNo string) (*model.SubMerchantAccount, error) {
+	var acc model.SubMerchantAccount
+	err := r.db.WithContext(ctx).Where("account_no = ? AND status = 1", accountNo).First(&acc).Error
+	if errors.Is(err, gorm.ErrRecordNotFound) {
+		return nil, nil
+	}
+	return &acc, err
+}
+
+// GetAccountByID 按 id 查询
+func (r *PaymentMatchRepository) GetAccountByID(ctx context.Context, id uint64) (*model.SubMerchantAccount, error) {
+	var acc model.SubMerchantAccount
+	err := r.db.WithContext(ctx).Where("id = ?", id).First(&acc).Error
+	if errors.Is(err, gorm.ErrRecordNotFound) {
+		return nil, nil
+	}
+	return &acc, err
+}
+
+// ListAccountsByApp 查询应用下所有收款账户
+func (r *PaymentMatchRepository) ListAccountsByApp(ctx context.Context, appID string) ([]*model.SubMerchantAccount, error) {
+	var accs []*model.SubMerchantAccount
+	err := r.db.WithContext(ctx).Where("app_id = ? AND status = 1", appID).Find(&accs).Error
+	return accs, err
+}
+
+// CreateAccount 创建收款账户
+func (r *PaymentMatchRepository) CreateAccount(ctx context.Context, acc *model.SubMerchantAccount) error {
+	return r.db.WithContext(ctx).Create(acc).Error
+}
+
+// CreateMatchLog 创建匹配记录
+func (r *PaymentMatchRepository) CreateMatchLog(ctx context.Context, log *model.PaymentMatchLog) error {
+	return r.db.WithContext(ctx).Create(log).Error
+}
+
+// GetMatchLogByBillNo 按渠道流水号查询（幂等检查）
+func (r *PaymentMatchRepository) GetMatchLogByBillNo(ctx context.Context, channelBillNo string) (*model.PaymentMatchLog, error) {
+	var log model.PaymentMatchLog
+	err := r.db.WithContext(ctx).Where("channel_bill_no = ?", channelBillNo).First(&log).Error
+	if errors.Is(err, gorm.ErrRecordNotFound) {
+		return nil, nil
+	}
+	return &log, err
+}
+
+// UpdateMatchLog 更新匹配记录
+func (r *PaymentMatchRepository) UpdateMatchLog(ctx context.Context, id uint64, updates map[string]any) error {
+	return r.db.WithContext(ctx).Model(&model.PaymentMatchLog{}).Where("id = ?", id).Updates(updates).Error
+}
+
+// ListPendingManual 查询待人工确认的记录
+func (r *PaymentMatchRepository) ListPendingManual(ctx context.Context, appID string, limit, offset int) ([]*model.PaymentMatchLog, error) {
+	var logs []*model.PaymentMatchLog
+	err := r.db.WithContext(ctx).
+		Joins("JOIN sub_merchant_account ON sub_merchant_account.id = payment_match_log.account_id").
+		Where("sub_merchant_account.app_id = ? AND payment_match_log.match_status = ?",
+			appID, model.MatchStatusPendingManual).
+		Order("payment_match_log.created_at DESC").
+		Limit(limit).Offset(offset).
+		Find(&logs).Error
+	return logs, err
+}
+
+// ListPayingByAmount 按金额查询指定时间窗口内的待支付订单（用于收款匹配降级）
+func (r *PaymentMatchRepository) ListPayingByAmount(ctx context.Context, appID string, amount int64, window time.Duration) ([]*model.TradeOrder, error) {
+	var orders []*model.TradeOrder
+	since := time.Now().Add(-window)
+	err := r.db.WithContext(ctx).
+		Where("app_id = ? AND amount = ? AND status = ? AND created_at >= ?",
+			appID, amount, model.TradeStatusPaying, since).
+		Find(&orders).Error
+	return orders, err
+}