拆分申诉 Repository 文件职责

2026-06-10 14:53:02 +08:00
parent 14d9601ef2
commit f75174b1cf
6 changed files with 600 additions and 556 deletions
@@ -0,0 +1,122 @@
+package dispute
+
+import (
+	"context"
+	"time"
+
+	"hfb_sys/backend/internal/model"
+	"hfb_sys/backend/internal/modules/notification"
+
+	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
+)
+
+func (r *Repository) Create(ctx context.Context, userID uint64, orderID uint64, req CreateRequest) (*DisputeDTO, error) {
+	var createdID uint64
+	err := r.db.WithContext(ctx).Transaction(func(tx *gorm.DB) error {
+		var order model.RentalOrder
+		if err := tx.Clauses(clause.Locking{Strength: "UPDATE"}).First(&order, orderID).Error; err != nil {
+			return err
+		}
+		if order.RenterID != userID && order.OwnerID != userID {
+			return ErrPermissionDenied
+		}
+		if order.Status == "completed" || order.Status == "cancelled" || order.Status == "closed" {
+			return ErrInvalidDispute
+		}
+		isCheckoutDispute := order.Status == "pending_checkout_confirm" || order.Status == "pending_checkout_accept"
+		var count int64
+		if err := tx.Model(&model.Dispute{}).
+			Where("order_id = ? AND status IN ?", order.ID, []string{"open", "processing"}).
+			Count(&count).Error; err != nil {
+			return err
+		}
+		if count > 0 {
+			return ErrDisputeExists
+		}
+
+		targetID := order.OwnerID
+		if userID == order.OwnerID {
+			targetID = order.RenterID
+		}
+		evidence, err := marshalEvidence(req.EvidenceURLS)
+		if err != nil {
+			return err
+		}
+		row := model.Dispute{
+			OrderID:      order.ID,
+			InitiatorID:  userID,
+			TargetUserID: targetID,
+			Type:         disputeType(req.Type, isCheckoutDispute),
+			Status:       "open",
+			Description:  req.Description,
+			EvidenceURLS: evidence,
+		}
+		if err := tx.Create(&row).Error; err != nil {
+			return err
+		}
+		if isCheckoutDispute {
+			now := time.Now()
+			order.Status = "checkout_disputing"
+			order.HandoffStatus = "checkout_disputed"
+			order.SettlementStatus = "disputed"
+			updates := map[string]any{
+				"status":     "disputed",
+				"updated_at": now,
+			}
+			if userID == order.RenterID {
+				updates["renter_rejected_at"] = now
+			}
+			if err := tx.Model(&model.OrderCheckout{}).
+				Where("order_id = ? AND status IN ?", order.ID, []string{"submitted", "countered"}).
+				Updates(updates).Error; err != nil {
+				return err
+			}
+		} else {
+			order.Status = "disputing"
+		}
+		if err := tx.Save(&order).Error; err != nil {
+			return err
+		}
+		disputeID := row.ID
+		title := "订单进入申诉"
+		content := "对方已发起申诉，请等待客服仲裁或补充沟通记录。"
+		if isCheckoutDispute {
+			title = "订单进入结账争议"
+			content = "对方已发起结账争议，请等待客服仲裁或补充结账证据。"
+		}
+		if err := notification.Append(tx,
+			notification.Entry{
+				UserID:  targetID,
+				Type:    "dispute",
+				Title:   title,
+				Content: content,
+				BizType: "dispute",
+				BizID:   &disputeID,
+			},
+			notification.Entry{
+				UserID:  userID,
+				Type:    "dispute",
+				Title:   "申诉已提交",
+				Content: "申诉已进入待处理状态，客服仲裁后会通知双方。",
+				BizType: "dispute",
+				BizID:   &disputeID,
+			},
+		); err != nil {
+			return err
+		}
+		createdID = row.ID
+		return nil
+	})
+	if err != nil {
+		return nil, err
+	}
+	return r.FindForUser(ctx, userID, createdID)
+}
+
+func disputeType(input string, isCheckoutDispute bool) string {
+	if isCheckoutDispute {
+		return "checkout_dispute"
+	}
+	return input
+}