From 96ae11d6f284765e9950a290e61cf8dbb532615d Mon Sep 17 00:00:00 2001
From: lccsw <1127794702@qq.com>
Date: Thu, 23 Dec 2021 11:02:14 +0800
Subject: [PATCH] edit-api-edit_orde

---
 common/libraries/receiver/Orders_entity.php | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/common/libraries/receiver/Orders_entity.php b/common/libraries/receiver/Orders_entity.php
index 7666d29f..55ffad59 100644
--- a/common/libraries/receiver/Orders_entity.php
+++ b/common/libraries/receiver/Orders_entity.php
@@ -696,11 +696,16 @@ class Orders_entity{
             $to_com_price = $money_json['price_car']-$money_json['price_loan'] - $money_json['price_book']; //车价-贷款首付-定金
         }
         $to_com_price = $to_com_price>0 ? $to_com_price : 0;
-        $old_last_money = $this->ci->app_liche_orders_model->sum('total_price',['o_id'=>$oid,'type'=>3,'pid'=>$p_row['id']]); //尾款订单
-        if($to_com_price>$old_last_money['total_price']){ //尾款高出
+        if($to_com_price){
             $last_row = $this->ci->app_liche_orders_model->get(['o_id'=>$oid,'type'=>3,'pid'=>$p_row['id']]);//尾款父订单
-            if($last_row){
-                $this->ci->app_liche_orders_model->update(['status'=>0,'total_price'=>$to_com_price],['id'=>$last_row['id']]);
+            $old_last_money = $this->ci->app_liche_orders_model->sum('total_price',['o_id'=>$oid,'type'=>3,'pid'=>$last_row['id'],'status'=>1]); //已支付尾款
+            if($last_row){ //存在尾款订单
+                if($to_com_price>$last_row['total_price']){ //尾款高出
+                    $this->ci->app_liche_orders_model->update(['status'=>0,'total_price'=>$to_com_price],['id'=>$last_row['id']]);
+                }
+                if($to_com_price<$last_row['total_price'] && $to_com_price>$old_last_money['total_price']){ //低于旧订单并且已支付要小于新尾款金额
+                    $this->ci->app_liche_orders_model->update(['status'=>0,'total_price'=>$to_com_price],['id'=>$last_row['id']]);
+                }
             }else{
                 $order_type = 3;
                 $add_data[] = [