refactor(ResourceSharing): 修改资源分享接口的共享时间处理方式

- 将 shared_at_arr 参数名改为 shared_at_str，以更准确地反映其为字符串类型
- 添加逻辑将 shared_at_str 解析为开始和结束时间，格式化为 YYYY-MM-DD HH:MM:SS
- 优化了共享时间的处理，确保查询结果包含完整的开始和结束日期

niucloud/app/api/controller/apiController/ResourceSharing.php

@@ -31,8 +31,13 @@ class ResourceSharing extends BaseApiService
         $page = $request->param('page','1');//
         $limit = $request->param('limit','10');//
         $shared_by = $request->param('shared_by','');//共享人ID
-        $shared_at_arr = $request->param('shared_at_arr',[]);//共享时间|[开始时间(Y-m-d),结束时间(Y-m-d)]
-
+        $shared_at_str = $request->param('shared_at_str','');//共享时间|[开始时间(Y-m-d),结束时间(Y-m-d)]
+        $shared_at_arr = [];
+        if(!empty($shared_at_str)){
+            $shared_at_arr = explode(' ~ ',$shared_at_str);
+            $shared_at_arr[0] = "{$shared_at_arr[0]} 00:00:00";
+            $shared_at_arr[1] = "{$shared_at_arr[1]} 23:59:59";
+        }
 
         $where = [
             'shared_by'=>$shared_by,