发表于： 2019-11-05 23:22:50
1 981
今天完成的事情：
今天开始写复盘的代码，最先写假数据。然后写接口。
我想直接写接口，被老大教育了。
那把写不完的接口先弄点假数据。
后台学习对象接口，不完整，少了获取token里的管理员ID。
package com.happynewyear.admin.controller;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import com.happynewyear.admin.pojo.StudyObject;
import com.happynewyear.admin.server.StudyObjectServer;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import static com.happynewyear.admin.utils.CodeMsg.REQUEST_FAILED;
import static com.happynewyear.admin.utils.CodeMsg.SUCCESS;
/**
* @author 张明顺
* 后台学习对你接口，列表查，详细查，增，改，删，上下架
*/
@RestController
public class StudyObjectController {
private final Logger log = LogManager.getLogger(this.getClass());
@Autowired
StudyObjectServer studyObjectServer;
/**
* 列表查，(可以详细查，但不用)，创建时间倒序
*/
@GetMapping("/a/u/list/study")
public Map<String, Object> studyListSelect(StudyObject studyObject,
@RequestParam(value = "page", defaultValue = "1") Integer page,
@RequestParam(value = "size", defaultValue = "10") Integer size) {
HashMap<String, Object> result = new HashMap<>(16);
log.info("获取第{}页共{}行学习对象信息{}", page, size, studyObject);
try {
/*按照创建时间倒序*/
PageHelper.startPage(page, size, "create_at desc");
List<StudyObject> studyObjectList = studyObjectServer.selectSelective(studyObject);
PageInfo<StudyObject> pageInfo = new PageInfo<>(studyObjectList);
/*获取总数据量*/
Long total = pageInfo.getTotal();
if (!studyObjectList.isEmpty()) {
result.put("code", SUCCESS.getCode());
result.put("msg", SUCCESS.getMsg());
result.put("total", total);
result.put("data", studyObjectList);
/*查询到的id集合*/
List<Long> selectStudyObjectIdList = new ArrayList();
for (StudyObject studyObject1 : studyObjectList) {
selectStudyObjectIdList.add(studyObject1.getId());
}
log.info("查到的学习对象ID是{}", selectStudyObjectIdList);
} else {
result.put("code", SUCCESS.getCode());
result.put("msg", SUCCESS.getMsg());
result.put("data", studyObjectList);
log.info("未查询到此学习对象信息");
}
return result;
} catch (Exception e) {
e.printStackTrace();
result.put("code", REQUEST_FAILED.getCode());
result.put("msg", REQUEST_FAILED.getMsg());
return result;
}
}
/**
* 详细查学习对象
*/
@GetMapping("/a/u/study")
public Map<String, Object> studySelect(Long id) {
HashMap<String, Object> result = new HashMap<>(16);
try {
log.info("要查询的学习对象ID:{}", id);
StudyObject studyObject = studyObjectServer.selectByPrimaryKey(id);
result.put("code", SUCCESS.getCode());
result.put("msg", SUCCESS.getMsg());
result.put("data", studyObject);
return result;
} catch (Exception e) {
e.printStackTrace();
result.put("code", REQUEST_FAILED.getCode());
result.put("msg", REQUEST_FAILED.getMsg());
return result;
}
}
/**
* 后台学习对象新增
*/
@PostMapping("/a/u/study")
public Map<String, Object> studyInsert(StudyObject studyObject) {
HashMap<String, Object> result = new HashMap<>(16);
log.info("新增的学习对象信息{}", studyObject);
try {
/*新增默认为下架状态*/
studyObject.setStatus(0);
int studyInsertSuccess = studyObjectServer.insertSelective(studyObject);
if (studyInsertSuccess == 1) {
result.put("id", studyObject.getId());
result.put("code", SUCCESS.getCode());
result.put("msg", SUCCESS.getMsg());
log.info("新增的学习对象ID:{}", studyObject.getId());
}
return result;
} catch (Exception e) {
e.printStackTrace();
result.put("code", REQUEST_FAILED.getCode());
result.put("msg", REQUEST_FAILED.getMsg());
return result;
}
}
/**
* 后台学习对象删除
*/
@DeleteMapping("/a/u/study")
public Map<String, Object> studyInsert(Long id) {
HashMap<String, Object> result = new HashMap<>(16);
try {
log.info("删除的学习对象id为：{}", id);
studyObjectServer.deleteByPrimaryKey(id);
result.put("code", SUCCESS.getCode());
result.put("msg", SUCCESS.getMsg());
log.info("成功删除学习对象的对应id:{}", id);
return result;
} catch (Exception e) {
e.printStackTrace();
result.put("code", REQUEST_FAILED.getCode());
result.put("msg", REQUEST_FAILED.getMsg());
return result;
}
}
/**
* 后台学习对象修改
*/
@PutMapping("/a/u/study")
public Map<String, Object> studyUpdate(StudyObject studyObject) {
HashMap<String, Object> result = new HashMap<>(16);
log.info("修改的学习对象信息{}", studyObject);
try {
int studyUpdateSuccess = studyObjectServer.updateByPrimaryKeySelective(studyObject);
if (studyUpdateSuccess == 1) {
result.put("code", SUCCESS.getCode());
result.put("msg", SUCCESS.getMsg());
log.info("成功修改学习对象的对应id:{}", studyObject.getId());
}
return result;
} catch (Exception e) {
e.printStackTrace();
result.put("code", REQUEST_FAILED.getCode());
result.put("msg", REQUEST_FAILED.getMsg());
return result;
}
}
/**
* 后台学习对象上下架
* */
@PutMapping("/a/u/study/status")
public Map<String, Object> studyStatus(Long id,int status) {
HashMap<String, Object> result = new HashMap<>(16);
log.info("上下架操作:{}", status);
try {
StudyObject studyObject =new StudyObject();
studyObject.setStatus(status);
studyObject.setId(id);
int studyUpdateSuccess = studyObjectServer.updateByPrimaryKeySelective(studyObject);
if (studyUpdateSuccess == 1) {
result.put("code", SUCCESS.getCode());
result.put("msg", SUCCESS.getMsg());
log.info("上下架操作{}成功", status);
}
return result;
} catch (Exception e) {
e.printStackTrace();
result.put("code", REQUEST_FAILED.getCode());
result.put("msg", REQUEST_FAILED.getMsg());
return result;
}
}
}
还有，点赞的，就不贴了。
贴个假代码的，对于假代码我还是没弄的太懂，也不是说不懂，主要是层级结构上的问题。如果假代码里的层级结构和真实数据有出入的话，不知道会不会影响到前端这边。
这是后台留言接口的假数据
package com.happynewyear.admin.controller;
import com.happynewyear.admin.pojo.Comment;
import com.happynewyear.admin.pojo.StudyObject;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import static com.happynewyear.admin.utils.CodeMsg.SUCCESS;
@RestController
public class CommentController {
/*评论列表*/
@GetMapping("/a/u/list/comment")
public Map<String, Object> commentListSelect() {
HashMap<String, Object> result = new HashMap<>(16);
List list = new ArrayList();
HashMap user = new HashMap();
user.put("name", "小明");
Comment comment = new Comment();
comment.setId(1L);
comment.setCreateAt(System.currentTimeMillis());
comment.setContent("这是留言内容，随便说点什么");
list.add(user);
list.add(comment);
result.put("code", SUCCESS.getCode());
result.put("msg", SUCCESS.getMsg());
result.put("total", 10);
result.put("data", list);
return result;
}
/*评论查看*/
@GetMapping("/a/u/comment")
public Map<String, Object> commentSelect() {
HashMap<String, Object> result = new HashMap<>(16);
List list = new ArrayList();
HashMap user = new HashMap();
user.put("name", "小明");
user.put("id", 10L);
user.put("mail", "1234567@qq.com");
user.put("phone", "13888888888");
list.add(user);
/*留言表内容*/
Comment comment = new Comment();
comment.setContent("这是留言内容，内容");
comment.setStar(1);
comment.setCreateAt(System.currentTimeMillis());
list.add(comment);
/*学习对象表内容*/
StudyObject studyObject = new StudyObject();
studyObject.setGrade(11);
studyObject.setCourse(1);
studyObject.setType(10);
list.add(studyObject);
result.put("code", SUCCESS.getCode());
result.put("msg", SUCCESS.getMsg());
result.put("data", list);
return result;
}
/*评论删除*/
@DeleteMapping("/a/u/comment")
public Map<String, Object> commentDelete() {
HashMap<String, Object> result = new HashMap<>(16);
result.put("code", SUCCESS.getCode());
result.put("msg", SUCCESS.getMsg());
return result;
}
}
明天计划的事情：
还有个小课堂要讲。争取把接口写完。
遇到的问题：
层级结构我不知道怎么处理。
收获：
学会了点怎么做假数据。
返回列表
评论