支持客服主动发起申诉

backend/internal/modules/order/dto.go

@@ -74,10 +74,12 @@ type AdminActionDTO struct {
 }
 
 type ActiveDisputeDTO struct {
-	ID          uint64 `json:"id"`
-	InitiatorID uint64 `json:"initiator_id"`
-	Type        string `json:"type"`
-	Status      string `json:"status"`
+	ID               uint64  `json:"id"`
+	InitiatorID      uint64  `json:"initiator_id"`
+	InitiatorType    string  `json:"initiator_type"`
+	InitiatorAdminID *uint64 `json:"initiator_admin_id,omitempty"`
+	Type             string  `json:"type"`
+	Status           string  `json:"status"`
 }
 
 type CreateRequest struct {

backend/internal/modules/order/platform_managed.go

@@ -336,7 +336,9 @@ func (r *Repository) AdminPlatformCheckoutDispute(ctx context.Context, adminID u
 		beforeSettlementStatus := order.SettlementStatus
 		row := model.Dispute{
 			OrderID:                  order.ID,
-			InitiatorID:              adminID,
+			InitiatorID:              0,
+			InitiatorType:            "admin",
+			InitiatorAdminID:         &adminID,
 			TargetUserID:             order.RenterID,
 			Type:                     "checkout_dispute",
 			Status:                   "open",

backend/internal/modules/order/queries.go

@@ -203,13 +203,22 @@ func (r *Repository) activeDisputeDTO(ctx context.Context, orderID uint64) *Acti
 		return nil
 	}
 	return &ActiveDisputeDTO{
-		ID:          row.ID,
-		InitiatorID: row.InitiatorID,
-		Type:        row.Type,
-		Status:      row.Status,
+		ID:               row.ID,
+		InitiatorID:      row.InitiatorID,
+		InitiatorType:    effectiveDisputeInitiatorType(row),
+		InitiatorAdminID: row.InitiatorAdminID,
+		Type:             row.Type,
+		Status:           row.Status,
 	}
 }
 
+func effectiveDisputeInitiatorType(row model.Dispute) string {
+	if row.InitiatorType == "admin" {
+		return "admin"
+	}
+	return "user"
+}
+
 func shouldAttachCheckout(status string) bool {
 	switch status {
 	case orderStatusPendingCheckoutConfirm, orderStatusPendingCheckoutAccept, orderStatusCheckoutDisputing, orderStatusCompleted:

backend/internal/modules/order/repository_integration_test.go

@@ -1068,7 +1068,7 @@ func TestAdminPlatformCheckoutDisputeCreatesArbitrationCase(t *testing.T) {
 	if err := db.Where("order_id = ?", order.ID).First(&dispute).Error; err != nil {
 		t.Fatalf("load dispute failed: %v", err)
 	}
-	if dispute.InitiatorID != adminID || dispute.TargetUserID != renter.ID || dispute.Type != "checkout_dispute" {
+	if dispute.InitiatorID != 0 || dispute.InitiatorType != "admin" || dispute.InitiatorAdminID == nil || *dispute.InitiatorAdminID != adminID || dispute.TargetUserID != renter.ID || dispute.Type != "checkout_dispute" {
 		t.Fatalf("dispute = %#v, want admin initiated checkout dispute to renter", dispute)
 	}
 	if dispute.CheckoutID == nil || *dispute.CheckoutID != checkout.ID || dispute.PreviousCheckoutStatus != checkoutStatusSubmitted {