接口修改

app/api/controller/Course.php

@@ -65,7 +65,12 @@ class Course extends BaseController
         }
         $data = $request->param();
 
-        $list = (new CourseCategoryModel())->getCourseCategoryList($data['pid'] ?? 0);
+        $limit = 100;
+        if($data['pid'] == 0){
+            $limit = 10;
+        }
+
+        $list = (new CourseCategoryModel())->getCourseCategoryList($data['pid'] ?? 0,$limit);
 
         return $this->returnMsg('success',1,$list);
     }

app/model/CourseCategory.php

@@ -51,12 +51,10 @@ class CourseCategory extends Model
      * @throws \think\db\exception\DbException
      * @throws \think\db\exception\ModelNotFoundException
      */
-    public function getCourseCategoryList($pid = 0)
+    public function getCourseCategoryList($pid = 0,$limit = 100)
     {
-        $limit = 100;
-        if ($pid == 0) {
-            $limit = 10;
-        }
+
+
         $where[] = ['is_del', '=', 0];
         return $this->with(['children' => function ($query) use ($where) {
             $query->where($where);