实现租客成长等级并优化展示

backend/internal/modules/dispute/arbitration.go

@@ -12,6 +12,7 @@ import (
 	"hfb_sys/backend/internal/model"
 	"hfb_sys/backend/internal/modules/adminnotification"
 	"hfb_sys/backend/internal/modules/notification"
+	"hfb_sys/backend/internal/modules/rentergrowth"
 	"hfb_sys/backend/internal/modules/wallet"
 	"hfb_sys/backend/pkg/money"
 
@@ -110,6 +111,11 @@ func (r *Repository) Arbitrate(ctx context.Context, adminID uint64, id uint64, r
 		if err := tx.Save(&row).Error; err != nil {
 			return err
 		}
+		if order.Status == "completed" {
+			if err := rentergrowth.AwardOrderCompleted(tx, &order, arbitrationActualRentCent(order, settlement), rentergrowth.SourceOrderCompleted); err != nil {
+				return err
+			}
+		}
 		if err := tx.Save(&order).Error; err != nil {
 			return err
 		}
@@ -194,6 +200,21 @@ func (r *Repository) Arbitrate(ctx context.Context, adminID uint64, id uint64, r
 	return &dto, nil
 }
 
+func arbitrationActualRentCent(order model.RentalOrder, settlement arbitrationSettlement) int64 {
+	rentRefundCent := settlement.RenterRefundAmountCent - settlement.RenterDepositRefundCent
+	if rentRefundCent < 0 {
+		rentRefundCent = 0
+	}
+	if rentRefundCent > order.RentAmountCent {
+		rentRefundCent = order.RentAmountCent
+	}
+	actualRentCent := order.RentAmountCent - rentRefundCent
+	if actualRentCent < 0 {
+		return 0
+	}
+	return actualRentCent
+}
+
 func isPlatformManagedOrder(order model.RentalOrder) bool {
 	return order.SettlementMode == "platform_managed" || order.HandoffMode == "platform"
 }