基于java springboot宠物交易商城微信小程序源码和论文_宠物交易微信小程序

安装教程

1.  先部署shop_db内数据库到MySQL
2.  启动shop_back后端服务器代码，在IDEA开发工具内使用，JDK1.8，需要MAVEN3.5环境
3.  在WebStorm（前端开发工具均可）内启动shop_front后台管理系统
4   小程序开发工具内使用shop_wx

 演示视频：

package com.ndky.shop_back.controller;
 
import com.alibaba.fastjson.JSON;
import com.ndky.shop_back.entity.User;
import com.ndky.shop_back.service.LoginService;
import org.apache.ibatis.annotations.Param;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
 
import java.util.HashMap;
 
@RestController
public class LoginController {
    @Autowired
    LoginService loginService;
 
    @RequestMapping("/userLogin")
    public String userLogin(@RequestBody User user){
        String flag="error";
        User us=loginService.userLogin(user.getUser_name(),user.getUser_password());
        if(us!=null){
            flag="ok";
        }
        
        HashMap<String,Object> res=new HashMap<>();
        res.put("flag",flag);
        res.put("user",user);
        String res_json = JSON.toJSONString(res);
        return res_json;
    }
 
    @RequestMapping("/wxLogin")
    public String wxLogin(@Param("user_name") String user_name,@Param("user_password") String user_password){
        User user=loginService.wxLogin(user_name,user_password);
        String flag="error";
        if(user!=null){
            flag="ok";
        }
        HashMap<String,Object> res=new HashMap<>();
        res.put("flag",flag);
        res.put("user",user);
        String res_json = JSON.toJSONString(res);
        return res_json;
    }
}

package com.ndky.shop_back.controller;
 
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.ndky.shop_back.dao.GoodDao;
import com.ndky.shop_back.entity.Good;
import com.ndky.shop_back.entity.QueryInfo;
import com.ndky.shop_back.service.GoodService;
import com.ndky.shop_back.util.Consts;
import org.apache.ibatis.annotations.Param;
import org.springframework.beans.factory.annotation.Autowired;
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 org.springframework.web.multipart.MultipartFile;
 
import java.io.File;
import java.io.IOException;
import java.util.HashMap;
import java.util.List;
 
@RestController
public class GoodController {
    @Autowired
    GoodService goodService;
 
    @RequestMapping("/allGood")
    public String getGoodList(QueryInfo queryInfo) {
        // 获取最大列表数和当前编号
        int number = goodService.getGoodCounts("%" + queryInfo.getQuery() + "%");
        int pageState = (queryInfo.getPageNum() - 1) * queryInfo.getPageSize();
 
        List<Good> good = goodService.getAllGood("%" + queryInfo.getQuery() + "%", pageState, queryInfo.getPageSize());
        HashMap<String, Object> res = new HashMap<>();
        res.put("number", number);
        res.put("data", good);
        String res_string = JSON.toJSONString(res);
        return res_string;
    }
 
    @RequestMapping("/goodState")
    public String updateGoodState(@RequestParam("good_id") Integer good_id,
                                  @RequestParam("good_state") Boolean good_state) {
        int i = goodService.updateState(good_id, good_state);
        return i > 0 ? "success" : "error";
    }
 
    @RequestMapping("/addGood")
    public String addGood(@RequestBody Good good) {
        int i = goodService.addGood(good);
 
 
        return i > 0 ? "success" : "error";
    }
 
    @RequestMapping("/deleteGood")
    public String deleteGood(int good_id) {
        int i = goodService.deleteGood(good_id);
        return i > 0 ? "success" : "error";
    }
 
    @RequestMapping("/getUpdateGood")
    public String getUpdateGood(int good_id) {
        Good good=goodService.getUpdateGood(good_id);
        String string = JSON.toJSONString(good);//注意这里也可以直接返回对象，springboot会把对象直接转换成字符串
        return string;
    }
 
    @RequestMapping("/editGood")
    public String editUser(@RequestBody Good good) {
        int i = goodService.editGood(good);
        return i > 0 ? "success" : "error";
    }
 
 
    //查询所有商品，返回到微信小程序
    @RequestMapping("/selectAllGood")
    public String selectAllGood(){
        List<Good> list=goodService.selectAllGood();
        String string = JSON.toJSONString(list);//注意这里也可以直接返回对象，springboot会把对象直接转换成字符串
        return string;
    }
    //按照class_name查询商品，填充商品分类右边栏目
    @RequestMapping("/selectGoodByClass")
    public String selectGoodByClass(@Param("class_name") String class_name){
        List<Good> list=goodService.selectGoodByClass(class_name);
        String string = JSON.toJSONString(list);
        return string;
    }
 
    @RequestMapping("/selectGoodById")
    public String selectGoodById(@Param("good_id") Integer good_id){
        Good good=goodService.selectGoodById(good_id);
        String string = JSON.toJSONString(good);
        return string;
    }
 
    @RequestMapping("/searchGood")
    public String searchGood(@Param("query") String query){
        List<Good> list=goodService.searchGood(query);
        String string = JSON.toJSONString(list);
        return string;
    }
 
 
    @RequestMapping("/setGoodStar")
    public String setGoodStar(@Param("good_id") Integer good_id,@Param("good_star")Integer good_star){
        int i = goodService.setGoodStar(good_id, good_star);
        return i > 0 ? "success" : "error";
    }
 
 
    @RequestMapping("/getGoodByStar")
    public String getGoodByStar(QueryInfo queryInfo){
        // 获取最大列表数和当前编号
        int number = goodService.getGoodCounts("%" + queryInfo.getQuery() + "%");
        int pageState = (queryInfo.getPageNum() - 1) * queryInfo.getPageSize();
 
        List<Good> good = goodService.getGoodByStar("%" + queryInfo.getQuery() + "%", pageState, queryInfo.getPageSize());
        HashMap<String, Object> res = new HashMap<>();
        res.put("number", number);
        res.put("data", good);
        String res_string = JSON.toJSONString(res);
        return res_string;
    }
 
    @RequestMapping("/getStarByGoodId")
    public Integer getStarByGoodId(@Param("good_id") Integer good_id){
        return goodService.getStarByGoodId(good_id);
    }
 
 
    //更新商品图片
    @RequestMapping("/updateGoodImage")
    public Object updateGoodImage(@RequestParam("file") MultipartFile avatorFile, @RequestParam("good_id")int id){
        JSONObject jsonObject = new JSONObject();
        if(avatorFile.isEmpty()){
            jsonObject.put(Consts.CODE,0);
            jsonObject.put(Consts.MSG,"文件上传失败");
            return jsonObject;
        }
        //文件名=当前时间到毫秒+原来的文件名
        String fileName = System.currentTimeMillis()+avatorFile.getOriginalFilename();
        //文件路径
        String filePath = System.getProperty("user.dir")+System.getProperty("file.separator")+"img"
                +System.getProperty("file.separator")+"goodImage";
        //如果文件路径不存在，新增该路径
        File file1 = new File(filePath);
        if(!file1.exists()){
            file1.mkdir();
        }
        //实际的文件地址
        File dest = new File(filePath+System.getProperty("file.separator")+fileName);
        //存储到数据库里的相对文件地址
        String storeAvatorPath = Consts.URL+"/img/goodImage/"+fileName;
        try {
            avatorFile.transferTo(dest);
            Good good=new Good();
            good.setGood_id(id);
            good.setGood_image(storeAvatorPath);
 
            int flag = goodService.editGood(good);
            if(flag>0){
                jsonObject.put(Consts.CODE,1);
                jsonObject.put(Consts.MSG,"上传成功");
                jsonObject.put("pic",storeAvatorPath);
                return jsonObject;
            }
            jsonObject.put(Consts.CODE,0);
            jsonObject.put(Consts.MSG,"上传失败");
            return jsonObject;
        } catch (IOException e) {
            jsonObject.put(Consts.CODE,0);
            jsonObject.put(Consts.MSG,"上传失败"+e.getMessage());
        }finally {
            return jsonObject;
        }
    }
 
 
}