CsdnUserController.java

package com.kwan.springbootkwan.controller;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.kwan.springbootkwan.entity.CsdnUserInfo;
import com.kwan.springbootkwan.entity.Result;
import com.kwan.springbootkwan.entity.dto.CsdnUserInfoDTO;
import com.kwan.springbootkwan.entity.query.CsdnUserInfoQuery;
import com.kwan.springbootkwan.service.CsdnUserInfoService;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

@Slf4j
@RestController
@RequestMapping("/csdn/user")
public class CsdnUserController {


    @Autowired
    private CsdnUserInfoService csdnUserInfoService;

    /**
     * 分页查询所有数据
     *
     * @return 所有数据
     */
    @GetMapping("/page")
    public Result selectAll(@RequestParam Integer page
            , @RequestParam Integer pageSize
            , @RequestParam String userName
            , @RequestParam String nickName) {
        Page<CsdnUserInfo> pageParm = new Page<>();
        pageParm.setCurrent(page);
        pageParm.setSize(pageSize);
        QueryWrapper<CsdnUserInfo> wrapper = new QueryWrapper<>();
        wrapper.orderByDesc("user_weight");
        wrapper.eq("is_delete", 0);
        if (StringUtils.isNotEmpty(userName)) {
            wrapper.eq("user_name", userName);
        }
        if (StringUtils.isNotEmpty(nickName)) {
            wrapper.like("nick_name", nickName);
        }
        return Result.ok(CsdnUserInfoDTO.Converter.INSTANCE.from(this.csdnUserInfoService.page(pageParm, wrapper)));
    }


    /**
     * 新增用户
     *
     * @return 所有数据
     */
    @PostMapping("/add")
    public Result add(@RequestBody CsdnUserInfoQuery addInfo) {
        final String userName = addInfo.getUserName();
        final Integer addType = addInfo.getAddType();
        if (StringUtils.isEmpty(userName)) {
            return Result.error("名字不能为空");
        }
        //批量添加
        if (addType == 1) {
            final String[] split = userName.split("\n");
            for (String str : split) {
                str = str.trim();
                if (StringUtils.isEmpty(str)) {
                    continue;
                }
                CsdnUserInfo csdnUserInfo = new CsdnUserInfo();
                QueryWrapper<CsdnUserInfo> wrapper = new QueryWrapper<>();
                wrapper.eq("user_name", str);
                wrapper.eq("is_delete", 0);
                final CsdnUserInfo one = this.csdnUserInfoService.getOne(wrapper);
                if (one == null) {
                    BeanUtils.copyProperties(addInfo, csdnUserInfo);
                    csdnUserInfo.setUserName(str);
                    this.csdnUserInfoService.save(csdnUserInfo);
                }
            }
        } else {
            CsdnUserInfo csdnUserInfo = new CsdnUserInfo();
            QueryWrapper<CsdnUserInfo> wrapper = new QueryWrapper<>();
            wrapper.eq("user_name", userName);
            wrapper.eq("is_delete", 0);
            final CsdnUserInfo one = this.csdnUserInfoService.getOne(wrapper);
            if (one == null) {
                BeanUtils.copyProperties(addInfo, csdnUserInfo);
                this.csdnUserInfoService.save(csdnUserInfo);
                return Result.ok();
            } else {
                return Result.error("该用户已存在");
            }
        }
        return Result.ok();
    }

    /**
     * 更新用户
     *
     * @param query
     * @return
     */
    @PostMapping("/update")
    public Result update(@RequestBody CsdnUserInfoQuery query) {
        CsdnUserInfo csdnUserInfo = new CsdnUserInfo();
        csdnUserInfo.setId(query.getId());
        csdnUserInfo.setUserName(query.getUserName());
        csdnUserInfo.setNickName(query.getNickName());
        csdnUserInfo.setUserWeight(query.getUserWeight());
        return Result.ok(this.csdnUserInfoService.updateById(csdnUserInfo));
    }

    /**
     * 删除用户
     *
     * @param id
     * @return
     */
    @GetMapping("/delete")
    public Result delete(@RequestParam("id") Integer id) {
        CsdnUserInfo csdnUserInfo = new CsdnUserInfo();
        csdnUserInfo.setIsDelete(1);
        QueryWrapper<CsdnUserInfo> wrapper = new QueryWrapper<>();
        wrapper.eq("id", id);
        return Result.ok(this.csdnUserInfoService.update(csdnUserInfo, wrapper));
    }

}