update

app/api/controller/Course.php

@@ -162,7 +162,7 @@ class Course extends BaseController
             ->with([
                 'getSections' => function ($query) use ($userId) {
                         $query->with(['getCourseClass' => function ($query) use ($userId) {
-                        $query->where(['is_sell'=>1,'is_del'=>0]);
+//                            $query->where(['is_sell'=>1,'is_del'=>0]);
                             $query->with(['fileData', 'courseProgress' => function($query) use ($userId) {
                                     $query->where('user_id', $userId);
                                 }])

app/api/controller/mine/Project.php

@@ -78,6 +78,7 @@ class Project extends BaseController
                 'p.sn',
                 'p.id as project_id'
             ])
+            ->order('pp.id desc')
             ->with(['project' => ['getuserdata']]);
 
         if (!empty($data['search_str'])) {

app/model/Course.php

@@ -209,10 +209,8 @@ class Course extends Model
     public function getCourseClass()
     {
         return $this->hasMany(\app\model\CourseClass::class, 'course_id','id')
-                    ->field('*')
-
-            ->where('is_del',0)
-            ->where('is_sell',1)
+            ->where('is_sell', 1)
+            ->where('is_del', 0)
             ->order('sort','desc');
     }
 

app/model/CourseClassCategory.php

@@ -11,6 +11,7 @@ class CourseClassCategory extends Model
     {
         return $this->hasMany(\app\model\CourseClass::class, 'cate_id','id')
             ->where('is_del',0)
+            ->where('is_sell', 1)
             ->order('sort','desc');
 //            ->field('id,title,cate_id');
     }