111

app/model/api/CourseModel.php

@@ -32,7 +32,7 @@ class CourseModel
     {
         $query = Db::table($this->table)
             ->order('course_create_time', 'desc')
-            ->field('course_id, course_topic, course_speaker, course_speaker_intro, course_price, course_play_count, course_create_time, course_audit');
+            ->field('course_id, course_topic, course_speaker, course_speaker_intro, course_price, course_play_count, course_create_time, course_audit, course_cover');
 
         if (!empty($keyword)) {
             $query->where('course_topic', 'like', "%{$keyword}%");