feat: add admin order refund flow

Co-authored-by: multica-agent <github@multica.ai>

internal/logic/admin/order/getOrderListLogic.go

@@ -35,6 +35,28 @@ func (l *GetOrderListLogic) GetOrderList(req *types.GetOrderListRequest) (resp *
 	resp = &types.GetOrderListResponse{}
 	resp.List = make([]types.Order, 0)
 	tool.DeepCopy(&resp.List, list)
+	for i := range resp.List {
+		resp.List[i].StatusName = orderStatusName(resp.List[i].Status)
+	}
 	resp.Total = total
 	return
 }
+
+func orderStatusName(status uint8) string {
+	switch status {
+	case 1:
+		return "pending"
+	case 2:
+		return "paid"
+	case 3:
+		return "closed"
+	case 4:
+		return "failed"
+	case 5:
+		return "finished"
+	case 6:
+		return "refunded"
+	default:
+		return "unknown"
+	}
+}