feat:初始化

src/modules/course-manage/offline-course/components/OfflineCourseList.jsx

@@ -124,6 +124,7 @@ class OfflineCourseList extends React.Component {
         render: (val, item, index) => {
           return  (
             <Switch
+              disabled={item.courseState === 'EXPIRED'}
               defaultChecked={item.shelfState === "YES"}
               onChange={() => this.changeShelfState(item)}
             />