微信小程序的点餐系统

package com.bolife.res.controller; import com.alibaba.fastjson.JSON; import com.alibaba.fastjson.JSONObject; import com.bolife.res.entity.CusOrders; import com.bolife.res.entity.Customer; import com.bolife.res.entity.SysCus; import com.bolife.res.servicce.CusOrderService; import com.bolife.res.servicce.CustomerService; import com.bolife.res.servicce.SysCusService; import com.bolife.res.util.HttpUtil; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.ResponseBody; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.util.List; import java.util.Map; import java.util.UUID; /** * @Auther: Mr.BoBo * @Date: 2020/5/24 16:48 * @Description: */ @Controller @RequestMapping("/customer") public class CustomerCotroller { @Autowired(required = false) private CustomerService customerService; @Autowired(required = false) private CusOrderService cusOrderService; @Autowired(required = false) private SysCusService sysCusService; @ResponseBody @RequestMapping(value = "/getopenid",method = RequestMethod.GET) public Map<String, Object> getOpenId(HttpServletResponse response, HttpServletRequest request){ JSONObject jsonObject = new JSONObject(); Map<String, String[]> parameterMap = request.getParameterMap(); if(parameterMap == null){ return null; } String[] code = parameterMap.get("code"); String[] appid = parameterMap.get("appid"); String secret = "497897a95225df460d8d3dd99befaba7"; String wx_url = "https://api.weixin.qq.com/sns/jscode2session?appid="+ appid[0] +"&secret=" + secret + "&js_code="+ code[0] + "&grant_type=authorization_code"; String result = ""; try { result = HttpUtil.doGet(wx_url,null); } catch (Exception e) { e.printStackTrace(); } if(result != null){ JSONObject returnData = JSON.parseObject(result); returnData.put("code",200); returnData.put("msg","授权成功"); return returnData; } jsonObject.put("code",-1); jsonObject.put("errMsg","授权失败"); return jsonObject; } @ResponseBody @RequestMapping(value = "/login",method = RequestMethod.POST) public Map<String,Object> login(HttpServletResponse response, HttpServletRequest request){ JSONObject jsonObject = new JSONObject(); Map<String, String[]> parameterMap = request.getParameterMap(); if(parameterMap == null){ return null; } String[] nicknames = parameterMap.get("nickname"); String[] openids = parameterMap.get("openid"); Customer loginCust = new Customer(); loginCust.setOpenId(openids[0]); Customer customer = customerService.getCustomer(loginCust); //如果用户不存在则注册用户 if(customer == null){ loginCust.setCusId(UUID.randomUUID().toString()); loginCust.setNickName(nicknames[0]); customerService.regCustomer(loginCust); jsonObject.put("code",200); jsonObject.put("msg","成功注册！"); jsonObject.put("isAdmin",false); }else{ //查询用户是否有未完成订单 List<CusOrders> orderByCus = cusOrderService.getOrderByCus(customer); if(orderByCus != null && orderByCus.size() > 0){ jsonObject.put("isHaveOrder",true); }else{ jsonObject.put("isHaveOrder",false); } // System.out.println(orderByCus); //查询用户是否是管理员 SysCus sysCusById = sysCusService.getSysCusById(customer.getCusId()); if (sysCusById != null){ jsonObject.put("isAdmin",true); jsonObject.put("limit",sysCusById.getLimits()); }else { jsonObject.put("isAdmin",false); jsonObject.put("limit",false); } jsonObject.put("code",200); jsonObject.put("msg","已注册"); jsonObject.put("cusid",customer.getCusId()); } return jsonObject; } }