完善订单交接结账流程留痕

backend/internal/modules/order/lifecycle.go

@@ -9,6 +9,7 @@ import (
 	"hfb_sys/backend/internal/modules/chat"
 	"hfb_sys/backend/internal/modules/notification"
 	"hfb_sys/backend/internal/modules/rentergrowth"
+	"hfb_sys/backend/internal/processlog"
 
 	"gorm.io/datatypes"
 	"gorm.io/gorm"
@@ -44,6 +45,10 @@ func (r *Repository) Create(ctx context.Context, renterID uint64, req CreateRequ
 		if err != nil {
 			return err
 		}
+		accountSource, sourceChannel, err := orderAccountSourceSnapshot(tx, listing.ID)
+		if err != nil {
+			return err
+		}
 		orderNo, err := newOrderNo()
 		if err != nil {
 			return err
@@ -89,6 +94,8 @@ func (r *Repository) Create(ctx context.Context, renterID uint64, req CreateRequ
 			RenterGrowthLevelName:       growthSnapshot.LevelName,
 			RenterDiscountBps:           growthSnapshot.DiscountBps,
 			AccountSnapshot:             snapshot,
+			AccountSource:               accountSource,
+			SourceChannel:               sourceChannel,
 			Status:                      orderStatusPendingPayment,
 			HandoffStatus:               handoffStatusNone,
 			HandoffMode:                 listingHandoffMode(listing),
@@ -126,6 +133,18 @@ func (r *Repository) Create(ctx context.Context, renterID uint64, req CreateRequ
 	return r.FindForUser(ctx, renterID, createdID)
 }
 
+func orderAccountSourceSnapshot(tx *gorm.DB, listingID uint64) (string, string, error) {
+	var upload model.ListingUpload
+	err := tx.Where("listing_id = ?", listingID).Order("id DESC").First(&upload).Error
+	if err == gorm.ErrRecordNotFound {
+		return "internal", "", nil
+	}
+	if err != nil {
+		return "", "", err
+	}
+	return "external", upload.SourceChannel, nil
+}
+
 func listingHandoffMode(listing model.RentalListing) string {
 	if listing.HandoffMode != "" {
 		return listing.HandoffMode
@@ -421,6 +440,7 @@ func (r *Repository) ConfirmReceive(ctx context.Context, userID uint64, orderID
 		if order.Status != orderStatusPendingHandoff || order.HandoffStatus != handoffStatusPendingRenterConfirm {
 			return ErrOrderCannotReceive
 		}
+		before := orderState(order)
 		now := time.Now()
 		if err := tx.Model(&model.HandoffRecord{}).
 			Where("order_id = ? AND type IN ?", order.ID, []string{"owner_handoff", "platform_handoff"}).
@@ -431,6 +451,9 @@ func (r *Repository) ConfirmReceive(ctx context.Context, userID uint64, orderID
 		order.HandoffStatus = handoffStatusReceived
 		order.EstimatedDurationHours = estimateOrderDurationHours(order.AccountSnapshot)
 		order.RentedAt = &now
+		if err := appendOrderEvent(tx, order, "handoff", "renter_received_confirmed", processlog.ActorUser, userID, processlog.ActorUser, &order.OwnerID, "租客确认已收号，订单开始租用。", "", nil, before, nil); err != nil {
+			return err
+		}
 		orderID := order.ID
 		if isPlatformHandoffOrder(order) {
 			if err := appendManagedAdminNotification(tx, order, "handoff", "租客已确认收号", "代管订单已进入使用中。"); err != nil {