fix(stability): 支付并发事务内加锁、组合支付流水记录、省市区树形缓存与地址安全防越权 (TDD)

addons/shopro/controller/Address.php

@@ -24,16 +24,47 @@ class Address extends Base
 
     public function area()
     {
-        $data['provinceData'] = Area::where('level', 1)->order('id asc')->field('id as value, name as label, pid, level')->select();
-        foreach ($data['provinceData'] as $k => $p) {
-            $data['cityData'][$k] = Area::where(['level' => 2, 'pid' => $p->value])->order('id asc')->field('id as value, name as label, pid, level')->select();
-            foreach ($data['cityData'][$k] as $i => $c) {
-                $data['areaData'][$k][$i] = Area::where(['level' => 3, 'pid' => $c->value])->order('id asc')->field('id as value, name as label, pid, level')->select();
+        $cacheKey = 'shopro_area_tree_data';
+        $data = cache($cacheKey);
+        if (!$data) {
+            // 一次性查出全部省市区数据（仅 1 次查询），并在内存中按 pid 构建树形，消除 350+ 次嵌套 SQL 击穿
+            $allAreas = Area::where('level', 'in', [1, 2, 3])
+                ->field('id as value, name as label, pid, level')
+                ->order('id asc')
+                ->select();
+
+            $provinceData = [];
+            $cityMap = [];
+            $areaMap = [];
+            foreach ($allAreas as $item) {
+                if ($item['level'] == 1) {
+                    $provinceData[] = $item;
+                } elseif ($item['level'] == 2) {
+                    $cityMap[$item['pid']][] = $item;
+                } elseif ($item['level'] == 3) {
+                    $areaMap[$item['pid']][] = $item;
+                }
             }
+
+            $cityData = [];
+            $areaData = [];
+            foreach ($provinceData as $k => $p) {
+                $cities = $cityMap[$p['value']] ?? [];
+                $cityData[$k] = $cities;
+                foreach ($cities as $i => $c) {
+                    $areaData[$k][$i] = $areaMap[$c['value']] ?? [];
+                }
+            }
+
+            $data = [
+                'provinceData' => $provinceData,
+                'cityData'     => $cityData,
+                'areaData'     => $areaData
+            ];
+            cache($cacheKey, $data, 604800);
         }
 
         $this->success('省市区', $data);
-
     }
 
     public function edit()