backend_dormitory/src/main/java/com/template/controller/WelcomeBuildController.java

package com.template.controller;


import com.baomidou.mybatisplus.core.conditions.Wrapper;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.ObjectUtils;
import com.template.api.WelcomeBuildControllerAPI;
import com.template.model.pojo.WelcomeBuild;
import com.template.model.result.CommonResult;
import com.template.model.result.PageUtils;
import com.template.services.WelcomeBuildService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestMapping;

import org.springframework.web.bind.annotation.RestController;

import java.util.List;

/**
 * <p>
 * 前端控制器
 * </p>
 *
 * @author ceshi
 * @since 2025-06-13
 */
@RestController
public class WelcomeBuildController implements WelcomeBuildControllerAPI {

    @Autowired
    WelcomeBuildService welcomeBuildService;

    @Override
    public CommonResult saveBuild(WelcomeBuild welcomeBuild) {
        String build = welcomeBuild.getBuild();
        LambdaQueryWrapper<WelcomeBuild> wrapper = new LambdaQueryWrapper<>();
        wrapper.eq(WelcomeBuild::getBuild, build)
                .eq(WelcomeBuild::getSchool,welcomeBuild.getSchool());
        WelcomeBuild wb = welcomeBuildService.getOne(wrapper);

        if (ObjectUtils.isNotEmpty(wb)) {
            return CommonResult.fail("已存在该楼栋");
        }

        welcomeBuildService.save(welcomeBuild);

        return CommonResult.ok();
    }

    @Override
    public CommonResult deleteBuild(Integer buildId) {

        welcomeBuildService.removeById(buildId);

        return CommonResult.ok();
    }

    @Override
    public CommonResult updateBuild(WelcomeBuild welcomeBuild) {

//        先查询是否有当前楼栋信息
        LambdaQueryWrapper<WelcomeBuild> wrapper = new LambdaQueryWrapper<>();
        wrapper.eq(WelcomeBuild::getBuild, welcomeBuild.getBuild())
                .eq(WelcomeBuild::getSchool,welcomeBuild.getSchool());
        WelcomeBuild one = welcomeBuildService.getOne(wrapper);

        if (ObjectUtils.isNotEmpty(one)) {
            Integer id = one.getId();
            if (!id.equals(welcomeBuild.getId())) {
                return CommonResult.fail("修改的楼栋已存在");
            }
        }

        welcomeBuildService.updateById(welcomeBuild);

        return CommonResult.ok();
    }

    @Override
    public CommonResult listBuild(int currentPage, int pageCount, String schoolName, String buildName, String sex) {

        PageUtils<WelcomeBuild> pageUtils =welcomeBuildService.listBuild(currentPage,pageCount,schoolName,buildName,sex);

        return  CommonResult.ok(pageUtils);
    }

    @Override
    public CommonResult schoolGroup() {

        LambdaQueryWrapper<WelcomeBuild> wrapper=new LambdaQueryWrapper<>();
        wrapper.groupBy(WelcomeBuild::getSchool);
        List<WelcomeBuild> schoolGroup = welcomeBuildService.list(wrapper);

        return CommonResult.ok(schoolGroup);
    }

    @Override
    public CommonResult buildGroup(String schoolName) {

        LambdaQueryWrapper<WelcomeBuild> wrapper=new LambdaQueryWrapper<>();
        wrapper.eq(ObjectUtils.isNotEmpty(schoolName),WelcomeBuild::getSchool,schoolName)
                .groupBy(WelcomeBuild::getBuild);
        List<WelcomeBuild> schoolGroup = welcomeBuildService.list(wrapper);

        return CommonResult.ok(schoolGroup);
    }


}