Springboot+vue二手房交易管理系统，项目用mybatis与数据库，数据库为mysql，16个表结构。有问题直接加我询问，我会一直在线哒。
功能如下：
房东管理
用户管理
房源信息管理（可预约和查看评论）
看房预约管理
房型管理
支付管理
合同管理
城市管理
日常收费管理
系统公告，轮播图，公告分类管理
 
前台可登录用户和房东
后台可登录管理员。

部分数据库设计

discussfangyuanxinxi 评论信息

fangyuanxinxi 房源信息

用户表

部分代码设计：

package com.controller;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Map;
import java.util.List;
import javax.servlet.http.HttpServletRequest;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.web.bind.annotation.PathVariable;
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;
import com.baomidou.mybatisplus.mapper.EntityWrapper;
import com.annotation.IgnoreAuth;

import com.entity.KanfangyuyueEntity;
import com.entity.view.KanfangyuyueView;

import com.service.KanfangyuyueService;
import com.utils.PageUtils;
import com.utils.R;
import com.utils.MPUtil;

/**
 * 看房预约
 * 后端接口
 */
@RestController
@RequestMapping("/kanfangyuyue")
public class KanfangyuyueController {
    @Autowired
    private KanfangyuyueService kanfangyuyueService;

    /**
     * 后端列表
     */
    @RequestMapping("/page")
    public R page(@RequestParam Map<String, Object> params, KanfangyuyueEntity kanfangyuyue, HttpServletRequest request) {
        String tableName = request.getSession().getAttribute("tableName").toString();
        if (tableName.equals("yonghu")) {
            kanfangyuyue.setYonghuzhanghao((String) request.getSession().getAttribute("username"));
        }
        if (tableName.equals("fangdong")) {
            kanfangyuyue.setFangdongzhanghao((String) request.getSession().getAttribute("username"));
        }
        EntityWrapper<KanfangyuyueEntity> ew = new EntityWrapper<KanfangyuyueEntity>();
        PageUtils page = kanfangyuyueService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, kanfangyuyue), params), params));
        return R.ok().put("data", page);
    }

    /**
     * 前端列表
     */
    @IgnoreAuth
    @RequestMapping("/list")
    public R list(@RequestParam Map<String, Object> params, KanfangyuyueEntity kanfangyuyue, HttpServletRequest request) {
        EntityWrapper<KanfangyuyueEntity> ew = new EntityWrapper<KanfangyuyueEntity>();
        PageUtils page = kanfangyuyueService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, kanfangyuyue), params), params));
        return R.ok().put("data", page);
    }

    /**
     * 列表
     */
    @RequestMapping("/lists")
    public R list(KanfangyuyueEntity kanfangyuyue) {
        EntityWrapper<KanfangyuyueEntity> ew = new EntityWrapper<KanfangyuyueEntity>();
        ew.allEq(MPUtil.allEQMapPre(kanfangyuyue, "kanfangyuyue"));
        return R.ok().put("data", kanfangyuyueService.selectListView(ew));
    }

    /**
     * 查询
     */
    @RequestMapping("/query")
    public R query(KanfangyuyueEntity kanfangyuyue) {
        EntityWrapper<KanfangyuyueEntity> ew = new EntityWrapper<KanfangyuyueEntity>();
        ew.allEq(MPUtil.allEQMapPre(kanfangyuyue, "kanfangyuyue"));
        KanfangyuyueView kanfangyuyueView = kanfangyuyueService.selectView(ew);
        return R.ok("查询看房预约成功").put("data", kanfangyuyueView);
    }

    /**
     * 后端详情
     */
    @RequestMapping("/info/{id}")
    public R info(@PathVariable("id") Long id) {
        KanfangyuyueEntity kanfangyuyue = kanfangyuyueService.selectById(id);
        return R.ok().put("data", kanfangyuyue);
    }

    /**
     * 前端详情
     */
    @IgnoreAuth
    @RequestMapping("/detail/{id}")
    public R detail(@PathVariable("id") Long id) {
        KanfangyuyueEntity kanfangyuyue = kanfangyuyueService.selectById(id);
        return R.ok().put("data", kanfangyuyue);
    }

    /**
     * 后端保存
     */
    @RequestMapping("/save")
    public R save(@RequestBody KanfangyuyueEntity kanfangyuyue, HttpServletRequest request) {
        kanfangyuyueService.insert(kanfangyuyue);
        return R.ok();
    }

    /**
     * 前端保存
     */
    @RequestMapping("/add")
    public R add(@RequestBody KanfangyuyueEntity kanfangyuyue, HttpServletRequest request) {
        kanfangyuyueService.insert(kanfangyuyue);
        return R.ok();
    }

    /**
     * 修改
     */
    @RequestMapping("/update")
    @Transactional
    public R update(@RequestBody KanfangyuyueEntity kanfangyuyue, HttpServletRequest request) {
        kanfangyuyueService.updateById(kanfangyuyue);//全部更新
        return R.ok();
    }

    /**
     * 审核
     */
    @RequestMapping("/shBatch")
    @Transactional
    public R update(@RequestBody Long[] ids, @RequestParam String sfsh, @RequestParam String shhf) {
        List<KanfangyuyueEntity> list = new ArrayList<KanfangyuyueEntity>();
        for (Long id : ids) {
            KanfangyuyueEntity kanfangyuyue = kanfangyuyueService.selectById(id);
            kanfangyuyue.setSfsh(sfsh);
            kanfangyuyue.setShhf(shhf);
            list.add(kanfangyuyue);
        }
        kanfangyuyueService.updateBatchById(list);
        return R.ok();
    }

    /**
     * 删除
     */
    @RequestMapping("/delete")
    public R delete(@RequestBody Long[] ids) {
        kanfangyuyueService.deleteBatchIds(Arrays.asList(ids));
        return R.ok();
    }
}

                       

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