diff --git a/app/Http/Controllers/Admin/CourseContentController.php b/app/Http/Controllers/Admin/CourseContentController.php
index bc8e77f..082514b 100755
--- a/app/Http/Controllers/Admin/CourseContentController.php
+++ b/app/Http/Controllers/Admin/CourseContentController.php
@@ -39,6 +39,7 @@ class CourseContentController extends BaseController
      *     @OA\Parameter(name="page", in="query", @OA\Schema(type="string"), required=false, description="页码"),
      *     @OA\Parameter(name="sort_name", in="query", @OA\Schema(type="string"), required=false, description="排序字段名字"),
      *     @OA\Parameter(name="sort_type", in="query", @OA\Schema(type="string"), required=false, description="排序类型"),
+     *     @OA\Parameter(name="direction", in="query", @OA\Schema(type="string"), required=false, description="课程方向多个英文逗号分隔"),
      *     @OA\Parameter(name="token", in="query", @OA\Schema(type="string"), required=true, description="token"),
      *     @OA\Response(
      *      response="200",
@@ -51,55 +52,69 @@ class CourseContentController extends BaseController
         $all = request()->all();
         $list = $this->model->with($all['show_relation'] ?? [])
             ->withCount('courseKeeps')
-            ->withCount(['courseKeeps as user_sign_total' => function ($query) {
-                $query->where('status', 1);
-            }])->withCount(['courseKeeps as user_lack_sign_total' => function ($query) {
-                $query->where('status', 0);
-            }])->where(function ($query) use ($all) {
-                if (isset($all['filter']) && !empty($all['filter'])) {
-                    foreach ($all['filter'] as $condition) {
-                        $key = $condition['key'] ?? null;
-                        $op = $condition['op'] ?? null;
-                        $value = $condition['value'] ?? null;
-                        if (!isset($key) || !isset($op) || !isset($value)) {
-                            continue;
-                        }
-                        // 等于
-                        if ($op == 'eq') {
-                            $query->where($key, $value);
-                        }
-                        // 不等于
-                        if ($op == 'neq') {
-                            $query->where($key, '!=', $value);
-                        }
-                        // 模糊搜索
-                        if ($op == 'like') {
-                            $query->where($key, 'like', '%' . $value . '%');
-                        }
-                        // 否定模糊搜索
-                        if ($op == 'notlike') {
-                            $query->where($key, 'not like', '%' . $value . '%');
-                        }
-                        // null搜索
-                        if ($op == 'null') {
-                            $query->whereNull($key)->orWhereRaw("json_length($key) = 0");
-                        }
-                        // notnull搜索
-                        if ($op == 'notnull') {
-                            // 不是null并且不是空json，这个是一个json字段
-                            $query->whereNotNull($key)->whereRaw("json_length($key) > 0");
-                        }
-                        // 范围搜索
-                        if ($op == 'range') {
-                            list($from, $to) = explode(',', $value);
-                            if (empty($from) || empty($to)) {
+            ->withCount([
+                'courseKeeps as user_sign_total' => function ($query) {
+                    $query->where('status', 1);
+                }
+            ])->withCount([
+                    'courseKeeps as user_lack_sign_total' => function ($query) {
+                        $query->where('status', 0);
+                    }
+                ])->where(function ($query) use ($all) {
+                    // 课程方向筛选（支持多选，多个英文逗号分隔）
+                    if (isset($all['direction']) && !empty($all['direction'])) {
+                        $directions = explode(',', $all['direction']);
+                        $query->where(function ($q) use ($directions) {
+                            foreach ($directions as $direction) {
+                                $q->orWhereRaw('FIND_IN_SET(?, direction)', [trim($direction)]);
+                            }
+                        });
+                    }
+
+                    if (isset($all['filter']) && !empty($all['filter'])) {
+                        foreach ($all['filter'] as $condition) {
+                            $key = $condition['key'] ?? null;
+                            $op = $condition['op'] ?? null;
+                            $value = $condition['value'] ?? null;
+                            if (!isset($key) || !isset($op) || !isset($value)) {
                                 continue;
                             }
-                            $query->whereBetween($key, [$from, $to]);
+                            // 等于
+                            if ($op == 'eq') {
+                                $query->where($key, $value);
+                            }
+                            // 不等于
+                            if ($op == 'neq') {
+                                $query->where($key, '!=', $value);
+                            }
+                            // 模糊搜索
+                            if ($op == 'like') {
+                                $query->where($key, 'like', '%' . $value . '%');
+                            }
+                            // 否定模糊搜索
+                            if ($op == 'notlike') {
+                                $query->where($key, 'not like', '%' . $value . '%');
+                            }
+                            // null搜索
+                            if ($op == 'null') {
+                                $query->whereNull($key)->orWhereRaw("json_length($key) = 0");
+                            }
+                            // notnull搜索
+                            if ($op == 'notnull') {
+                                // 不是null并且不是空json，这个是一个json字段
+                                $query->whereNotNull($key)->whereRaw("json_length($key) > 0");
+                            }
+                            // 范围搜索
+                            if ($op == 'range') {
+                                list($from, $to) = explode(',', $value);
+                                if (empty($from) || empty($to)) {
+                                    continue;
+                                }
+                                $query->whereBetween($key, [$from, $to]);
+                            }
                         }
                     }
-                }
-            })->orderBy($all['sort_name'] ?? 'id', $all['sort_type'] ?? 'desc');
+                })->orderBy($all['sort_name'] ?? 'id', $all['sort_type'] ?? 'desc');
         if (isset($all['is_export']) && !empty($all['is_export'])) {
             // 导出文件名字
             $list = $list->limit(5000)->get()->toArray();
@@ -280,7 +295,7 @@ class CourseContentController extends BaseController
         if (!in_array('日期', $keyList)) {
             return $this->fail([ResponseCode::ERROR_BUSINESS, '日期字段不存在']);
         }
-//        if (!in_array('时间', $keyList)) {
+        //        if (!in_array('时间', $keyList)) {
 //            return $this->fail([ResponseCode::ERROR_BUSINESS, '时间字段不存在']);
 //        }
         if (!in_array('授课老师', $keyList)) {
@@ -292,7 +307,7 @@ class CourseContentController extends BaseController
         if (!in_array('课程主题', $keyList)) {
             return $this->fail([ResponseCode::ERROR_BUSINESS, '课程主题字段不存在']);
         }
-//        if (!in_array('主题方向', $keyList)) {
+        //        if (!in_array('主题方向', $keyList)) {
 //            return $this->fail([ResponseCode::ERROR_BUSINESS, '主题方向字段不存在']);
 //        }
 //        if (!in_array('上课地点', $keyList)) {