perf(api): 添加地区数据缓存功能

- 在 Area 控制器中添加了对地区数据的缓存逻辑
- 首次请求时会从数据库获取数据并缓存，后续请求直接返回缓存数据
- 缓存有效期设置为 1 小时- 优化了数据获取效率，减少了数据库查询次数

niucloud/app/api/controller/sys/Area.php

@@ -15,6 +15,7 @@ use addon\zhjw\app\service\admin\common\CommonService;
 use app\model\sys\SysArea;
 use app\service\api\sys\AreaService;
 use core\base\BaseApiController;
+use think\facade\Cache;
 use think\Response;
 
 class Area extends BaseApiController
@@ -68,15 +69,23 @@ class Area extends BaseApiController
     {
         // 获取所有地址数据
 
-        $areas = SysArea::where('status', 1)
+        //获取缓存getAreaTree
-            ->order('sort', 'asc')
+        $getAreaTree = Cache::get('getAreaTree');
-            ->select()
-            ->toArray();
 
-        // 构建树形结构
+        if ($getAreaTree) {
-        $tree = (new CommonService())->areaBuildTree($areas);
+            return success($getAreaTree);
+        }else{
+            $areas = SysArea::where('status', 1)
+                ->order('sort', 'asc')
+                ->select()
+                ->toArray();
 
-        return success($tree);
+            // 构建树形结构
+            $getAreaTree = (new CommonService())->areaBuildTree($areas);
+            //设置缓存
+            Cache::set('getAreaTree', $getAreaTree, 3600);//缓存一个小时
+            return success($getAreaTree);
+        }
 
     }
 }