列出分类树 websocket测试 GET localhost:88/api/course/category/list/tree/teacher 接口描述 将分类的三级分类标签树以树的形式返回 说明 / 示例 ```json { "msg": "success", "code": 0, "data": [ { "catId": 1, "name": "初等教育", "parentCid": 0, "catLevel": 1, "showStatus": 1, "sort": 0, "icon": null, "courseUnit": null, "courseCount": 0, "children": [ { "catId": 22, "name": "小学", "parentCid": 1, "catLevel": 2, "showStatus": 1, "sort": 0, "icon": null, "courseUnit": null, "courseCount": 0, "children": [ { "catId": 165, "name": "一年级", "parentCid": 22, "catLevel": 3, "showStatus": 1, "sort": 0, "icon": null, "courseUnit": null, "courseCount": 0 }, { "catId": 166, "name": "二年级", "parentCid": 22, "catLevel": 3, "showStatus": 1, "sort": 0, "icon": null, "courseUnit": null, "courseCount": 0 }, { "catId": 167, "name": "三年级", "parentCid": 22, "catLevel": 3, "showStatus": 1, "sort": 0, "icon": null, "courseUnit": null, "courseCount": 0 }, { "catId": 168, "name": "四年级", "parentCid": 22, "catLevel": 3, "showStatus": 1, "sort": 0, "icon": null, "courseUnit": null, "courseCount": 0 }, { "catId": 1433, "name": "五年级", "parentCid": 22, "catLevel": 3, "showStatus": 1, "sort": 0, "icon": "", "courseUnit": "", "courseCount": null }, { "catId": 1434, "name": "六年级", "parentCid": 22, "catLevel": 3, "showStatus": 1, "sort": 0, "icon": "", "courseUnit": "", "courseCount": null }, { "catId": 1443, "name": "七七七", "parentCid": 22, "catLevel": 3, "showStatus": 1, "sort": 0, "icon": "", "courseUnit": "", "courseCount": null } ] } ] } ] } ```
```json { "msg": "success", "code": 0, "data": [ { "catId": 1, "name": "初等教育", "parentCid": 0, "catLevel": 1, "showStatus": 1, "sort": 0, "icon": null, "courseUnit": null, "courseCount": 0, "children": [ { "catId": 22, "name": "小学", "parentCid": 1, "catLevel": 2, "showStatus": 1, "sort": 0, "icon": null, "courseUnit": null, "courseCount": 0, "children": [ { "catId": 165, "name": "一年级", "parentCid": 22, "catLevel": 3, "showStatus": 1, "sort": 0, "icon": null, "courseUnit": null, "courseCount": 0 }, { "catId": 166, "name": "二年级", "parentCid": 22, "catLevel": 3, "showStatus": 1, "sort": 0, "icon": null, "courseUnit": null, "courseCount": 0 }, { "catId": 167, "name": "三年级", "parentCid": 22, "catLevel": 3, "showStatus": 1, "sort": 0, "icon": null, "courseUnit": null, "courseCount": 0 }, { "catId": 168, "name": "四年级", "parentCid": 22, "catLevel": 3, "showStatus": 1, "sort": 0, "icon": null, "courseUnit": null, "courseCount": 0 }, { "catId": 1433, "name": "五年级", "parentCid": 22, "catLevel": 3, "showStatus": 1, "sort": 0, "icon": "", "courseUnit": "", "courseCount": null }, { "catId": 1434, "name": "六年级", "parentCid": 22, "catLevel": 3, "showStatus": 1, "sort": 0, "icon": "", "courseUnit": "", "courseCount": null }, { "catId": 1443, "name": "七七七", "parentCid": 22, "catLevel": 3, "showStatus": 1, "sort": 0, "icon": "", "courseUnit": "", "courseCount": null } ] } ] } ] } ```