1.优化/admin/auth/admin中上级代理下拉框选项

app/admin/controller/auth/Admin.php

@@ -56,12 +56,45 @@ class Admin extends Backend
         } else {
             $this->initValue = [];
         }
-        $this->keyword = (string) ($request->get('quickSearch') ?? $request->post('quickSearch') ?? '');
-        $this->assembleTree = ($isTree === true || $isTree === '1' || $isTree === 1) && $this->initValue === [];
+        $this->keyword      = (string) ($request->get('quickSearch') ?? $request->post('quickSearch') ?? '');
+        $this->assembleTree = self::isRequestTruthy($isTree) && $this->initValue === [];
 
         return null;
     }
 
+    /**
+     * 解析请求中的布尔参数（兼容 true / "true" / 1 / "1"）
+     */
+    private static function isRequestTruthy(mixed $value): bool
+    {
+        if ($value === false || $value === null || $value === '' || $value === 0 || $value === '0' || $value === 'false') {
+            return false;
+        }
+        return true;
+    }
+
+    /**
+     * 远程下拉树形选项（isTree=1）
+     */
+    private function shouldFormatSelectTree(Request $request): bool
+    {
+        $isTree = $request->get('isTree') ?? $request->post('isTree') ?? false;
+
+        return self::isRequestTruthy($isTree);
+    }
+
+    /**
+     * 是否为远程下拉请求
+     */
+    private function isRemoteSelectRequest(Request $request): bool
+    {
+        if ($request->get('select') ?? $request->post('select')) {
+            return true;
+        }
+
+        return $this->shouldFormatSelectTree($request);
+    }
+
     public function index(Request $request): Response
     {
         $response = $this->initializeBackend($request);
@@ -69,11 +102,8 @@ class Admin extends Backend
             return $response;
         }
 
-        if ($request->get('select') ?? $request->post('select')) {
-            $selectRes = $this->select($request);
-            if ($selectRes !== null) {
-                return $selectRes;
-            }
+        if ($this->isRemoteSelectRequest($request)) {
+            return $this->select($request);
         }
 
         list($where, $alias, $limit, $order) = $this->queryBuilder();
@@ -218,82 +248,16 @@ class Admin extends Backend
     }
 
     /**
-     * 远程下拉（重写：支持 top_group=1 仅返回顶级组管理员）
+     * 远程下拉（兼容 Backend trait，统一走 select 树形）
      */
     protected function _select(): Response
     {
-        if (empty($this->model)) {
-            return $this->success('', [
-                'list'  => [],
-                'total' => 0,
-            ]);
+        if ($this->request instanceof Request) {
+            return $this->select($this->request);
         }
 
-        $pk = $this->model->getPk();
-
-        $fields = [$pk];
-        $quickSearchArr = is_array($this->quickSearchField) ? $this->quickSearchField : explode(',', (string) $this->quickSearchField);
-        foreach ($quickSearchArr as $f) {
-            $f = trim((string) $f);
-            if ($f === '') {
-                continue;
-            }
-            $f = str_contains($f, '.') ? substr($f, strrpos($f, '.') + 1) : $f;
-            if ($f !== '' && !in_array($f, $fields, true)) {
-                $fields[] = $f;
-            }
-        }
-
-        list($where, $alias, $limit, $order) = $this->queryBuilder();
-        $modelTable = strtolower($this->model->getTable());
-        $mainAlias = ($alias[$modelTable] ?? $modelTable) . '.';
-
-        $selectFields = [];
-        foreach ($fields as $f) {
-            $f = trim((string) $f);
-            if ($f === '') {
-                continue;
-            }
-            $selectFields[] = $mainAlias . $f . ' as ' . $f;
-        }
-
-        $qualifiedOrder = [];
-        if (is_array($order)) {
-            foreach ($order as $k => $v) {
-                $k = (string) $k;
-                $qualifiedOrder[str_contains($k, '.') ? $k : ($mainAlias . $k)] = $v;
-            }
-        }
-
-        $query = $this->model
-            ->field($selectFields)
-            ->alias($alias)
-            ->where($where);
-
-        $visibleIds = AdminCommissionDistributionService::getVisibleAdminIdsForOperator(
-            intval($this->auth->id),
-            $this->auth->isSuperAdmin()
-        );
-        if ($visibleIds !== []) {
-            $query->where($mainAlias . 'id', 'in', $visibleIds);
-        }
-
-        $topGroup = $this->request ? ($this->request->get('top_group') ?? $this->request->post('top_group')) : null;
-        if ($topGroup === '1' || $topGroup === 1 || $topGroup === true) {
-            $query = $query
-                ->join('admin_group_access aga', $mainAlias . 'id = aga.uid')
-                ->join('admin_group ag', 'aga.group_id = ag.id')
-                ->where('ag.pid', 0)
-                ->distinct(true);
-        }
-
-        $res = $query
-            ->order($qualifiedOrder ?: $order)
-            ->paginate($limit);
-
         return $this->success('', [
-            'list'  => $res->items(),
-            'total' => $res->total(),
+            'options' => [],
         ]);
     }
 
@@ -624,7 +588,7 @@ class Admin extends Backend
         }
 
         $rows = $this->getAdminsForSelect($request);
-        if ($this->assembleTree) {
+        if ($this->shouldFormatSelectTree($request)) {
             $treeData = $this->tree->assembleChild($rows, 'pid', 'id');
             $rows     = $this->tree->assembleTree($this->tree->getTreeArray($treeData, 'username'));
         }