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基於Java SSM實現線上點餐系統

2022-02-10 13:00:24

介紹

專案編號：BS-PT-022

本專案基於SSM框架實現線上點餐系統，主要實現系統的線上點餐功能。

開發工具：IDEA/ECLIPSE

資料庫：MYSQL5.7

後臺技術：SSM

前臺技術：CSS，JS，JSP

應用伺服器：TOMCAT8.5

效果圖

下面展示一下系統功能：

首頁

我的餐車

訂單

使用者中心

會員登陸

會員註冊

後臺登陸

選單管理

選單類別管理

公告資訊管理

訂單管理

資訊修改

核心程式碼

package com.example.meal_ordering_system.controller;
 
import com.example.meal_ordering_system.entity.Admin;
import com.example.meal_ordering_system.entity.Menus;
import com.example.meal_ordering_system.entity.Types;
import com.example.meal_ordering_system.service.AdminService;
import org.apache.ibatis.annotations.Param;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;
 
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.util.List;
 
/**
 * (Admin)表控制層
 *
 * @author znz
 * @since 2021-02-04 12:51:19
 */
@Controller
@RequestMapping("admin")
public class AdminController {
    /**
     * 服務物件
     */
    //自動注入業務層的AdminService類
    @Autowired
    @Qualifier("adminService")
    private AdminService adminService;
 
    //修改管理員資訊
    @RequestMapping("update")
    public String update(Admin admin) {
        adminService.update(admin);
        return "/admin/menus";
    }
 
 
    @RequestMapping(value = "/login",method = RequestMethod.GET)
    public String toLogin(){
        return  "/admin/index";
    }
 
    //login業務的存取位置為/admin/login
    @RequestMapping(value = "/login",method = RequestMethod.POST)
    public String login(Admin admin, HttpServletRequest request,HttpSession session){
        //呼叫login方法來驗證是否是註冊使用者
        boolean loginType = adminService.login(admin.getName(),admin.getPwd());
        if(loginType){
            //如果驗證通過,則將使用者資訊傳到前臺
            request.setAttribute("admin",admin);
            session.setAttribute("admin_session",admin);
            //並跳轉到success.jsp頁面
            return "/admin/main";
        }else{
            //若不對,則返回
            request.setAttribute("message","使用者名稱密碼錯誤");
            return "/admin/index";
        }
    }
 
    //登出,地址/admin/logout
    @RequestMapping("logout")
    public String logout(HttpSession session){
        //清除session
        session.removeAttribute("admin_session");
        //重定向到登入頁面的跳轉方法
        return "/admin/index";
    }
 
 
 
}
package com.example.meal_ordering_system.controller;
 
import com.example.meal_ordering_system.entity.Users;
import com.example.meal_ordering_system.service.UsersService;
import org.apache.ibatis.annotations.Param;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
 
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.util.Random;
import java.util.UUID;
 
/**
 * (Users)表控制層
 *
 * @author znz
 * @since 2021-02-04 12:51:21
 */
@Controller("usersController")
@RequestMapping("users")
@Scope("prototype")
public class UsersController {
    /**
     * 服務物件
     */
    @Autowired
    @Qualifier("usersService")
    private UsersService usersService;
 
    /**
     * 通過主鍵查詢單條資料
     *
     * @param id 主鍵
     * @return 單條資料
     */
    @RequestMapping ("queryById")
    public Users queryById(Integer id) {
        return this.usersService.queryById(id);
    }
 
 
    /**
     * 登入方法
     * @param user
     * @param request
     * @return
     */
    @RequestMapping("login")
    public String login(Users user, HttpServletRequest request){
        boolean loginType=usersService.login(user.getName(), user.getPwd());
        HttpSession session=request.getSession();
        if(loginType){
            session.setAttribute("user_session",usersService.queryById(usersService.queryByname(user.getName())));
            return "redirect:/menus/qiantai/allMenus";
        }else{
            session.setAttribute("message","使用者名稱密碼錯誤");
            return "qiantai/userLoginFail";
        }
    }
    //登出,地址/users/logout
    @RequestMapping("logout")
    public String logout(String type,HttpSession session){
        //清除session
        session.removeAttribute("user_session");
        if(type!=null&&type.equals("qiantai")){
            return "redirect:/menus/qiantai/allMenus";
        }else {
            //重定向到登入頁面的跳轉方法
            return "/admin/index";
        }
    }
 
    @RequestMapping("insert")
    public String insert(@Param("name") String name,@Param("pwd") String pwd,@Param("realname") String realname,@Param("sex") String sex,@Param("age") Integer age,@Param("card") String card,@Param("address") String address,@Param("Phone") String phone,@Param("email")String email,@Param("code")String code,@Param("type")Integer type){
        Users user=new Users(name,pwd,realname,sex,age,card,address,phone,email,code,type);
        usersService.insert(user);
        return "redirect:../public/qiantai/login.jsp";
    }
 
 
    @RequestMapping("update")
    public String update(HttpSession session,@Param("id")Integer id,@Param("name") String name,@Param("pwd") String pwd,@Param("realname") String realname,@Param("sex") String sex,@Param("age") Integer age,@Param("card") String card,@Param("address") String address,@Param("Phone") String phone,@Param("email")String email,@Param("code")String code,@Param("type")Integer type){
        Users user=new Users(id,name,pwd,realname,sex,age,card,address,phone,email,code,type);
        usersService.update(user);
        session.removeAttribute("user_session");
        return "redirect:/users/login";
    }
}
package com.example.meal_ordering_system.controller;
 
import com.example.meal_ordering_system.entity.*;
import com.example.meal_ordering_system.service.MenusService;
import com.example.meal_ordering_system.service.OrdersService;
import com.example.meal_ordering_system.service.UsersService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.stereotype.Controller;
 
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
 
 
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.io.UnsupportedEncodingException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
 
/**
 * (Orders)表控制層
 *
 * @author znz
 * @since 2021-02-04 12:51:20
 */
@Controller
@RequestMapping("orders")
public class OrdersController {
    /**
     * 服務物件
     */
    @Autowired
    @Qualifier("ordersService")
    private OrdersService ordersService;
 
    @Autowired
    @Qualifier("menusService")
    private MenusService menusService;
 
    @Autowired
    @Qualifier("usersService")
      private UsersService usersService;
 
    //獲取全部訂單資訊
    @RequestMapping("ordergetall")
    public String ordergetall( HttpServletRequest request) {
        //傳給前端
        Pages page1=null;
        //總頁面
        Integer totalCount=null;
 
        //當前頁面
        String currentpages="1";
 
        //獲取上一頁還是下一頁標識
        String s="";
 
        //資料庫操作頁面
        String pagess="1";
 
        //前端頁面總數
        Integer allpage=null;
 
        //如果不為空則獲取currentpage
        if(request.getParameter("currentpage")!=null){
            currentpages=request.getParameter("currentpage");
            totalCount= ordersService.pageCount();
            allpage=totalCount/5;
            if(totalCount%5!=0){
                allpage++;
            }
            if(Integer.parseInt(currentpages)<=0){
                currentpages="1";
            }
            if(Integer.parseInt(currentpages)>allpage){
                currentpages=""+allpage;
            }
 
 
            //設定pagess的值
            if(request.getParameter("s")!=null){
                s=request.getParameter("s");
                if(s.equals("up")){
                    pagess=""+(Integer.parseInt(currentpages)-4);
                }else if(s.equals("down")){
                    pagess=""+((Integer.parseInt(currentpages)-1)*5-1);
                }else if (s.equals("first")){
                    pagess="0";
                }else if(s.equals("last")){
                    pagess=""+(totalCount-(totalCount%5)-1);
                }else {
                    System.out.println("錯誤");
                }
            }
 
            page1=new Pages(currentpages,allpage);
            request.setAttribute("pages",page1);
 
        }else{
            totalCount= ordersService.pageCount();
            allpage=totalCount/5;
            if(ordersService.pageCount()%5!=0){
                allpage++;
            }
            page1=new Pages("1", allpage);
 
            request.setAttribute("pages",page1);
        }
 
        //判斷運算元據庫頁面是否突破限制
        if(Integer.parseInt(pagess)<=0){
            pagess="0";
        }
        if(Integer.parseInt(pagess)>totalCount){
            pagess=""+(totalCount-(totalCount%5)-1);
        }
 
 
        List<Orders> list= ordersService.pageList(Integer.parseInt(pagess),5);
        request.setAttribute("list",list);
 
        System.out.println("pagess="+pagess);
        System.out.println("currentpages="+currentpages);
 
        return "/admin/order";
    }
 
    //確認訂單 確認則將deliverys設定為一否則刪除
    @RequestMapping("OrderComfirm")
    public String OrderComfirm( HttpServletRequest request){
        int id=Integer.parseInt(request.getParameter("id"));
        String reqtype=request.getParameter("reqtype");
        if(reqtype.equals("delivery")){
            ordersService.updatedeliveryById(id);
        }else if(reqtype.equals("del")){
            ordersService.deleteById(id);
        }else{
            System.out.println("錯誤");
        }
 
        return "redirect:/orders/ordergetall";
    }
 
 
    @RequestMapping("order_search")
    public String order_search( HttpServletRequest request) {
        return "/admin/order_search";
    }
 
 
 
    @RequestMapping("ordergetallbydelivery")
    public  String ordergetallbydelivery(HttpServletRequest request){
        String delivery=request.getParameter("delivery");
        Integer d=Integer.parseInt(delivery);
        List<Orders> list=ordersService.pageListByDelivery(d);
        HttpSession session=request.getSession();
        session.setAttribute("ordersearch", list);
        return "/qiantai/order";
    }
 
    @RequestMapping(value="order_qiantai",method = RequestMethod.POST)
    public String  order_qiantai( HttpServletRequest request) throws UnsupportedEncodingException {
        List<Orders> list=null;
        HttpSession session=request.getSession();
        request.setCharacterEncoding("utf-8");
        Integer id=null;
        String menuname=null;
        String day1=null;
        if(request.getParameter("menuname")!=null&&(!request.getParameter("menuname").equals(""))){
            menuname=request.getParameter("menuname");
            list=ordersService.pageListByMenue(menuname);
        }else if(request.getParameter("date")!=null&&(!request.getParameter("date").equals(""))){
            day1=request.getParameter("date");
            Integer a=Integer.parseInt(day1.substring(9,10));
            String aa=""+(a+1);
            StringBuilder day=new StringBuilder(day1);
            day.replace(9,10,aa);
            String day2=day.toString();
            list=ordersService.pageListByDate(day1,day2);
        }else {
            System.out.println("未提交");
        }
 
 
        session.setAttribute("ordersearch", list);
        System.out.println(id);
        System.out.println(menuname);
        System.out.println(day1);
 
        return "/qiantai/order";
 
 
    }
 
 
    @RequestMapping(value="order_searchs",method = RequestMethod.POST)
    public String order_searchs( HttpServletRequest request) throws UnsupportedEncodingException {
 
        List<Orders> list=null;
        HttpSession session=request.getSession();
        request.setCharacterEncoding("utf-8");
        Integer id=null;
        String menuname=null;
        String day1=null;
        if(request.getParameter("userid")!=null&&(!request.getParameter("userid").equals(""))){
            id=Integer.parseInt(request.getParameter("userid"));
            list=ordersService.pageListByID(id);
        }else if(request.getParameter("menuname")!=null&&(!request.getParameter("menuname").equals(""))){
            menuname=request.getParameter("menuname");
            list=ordersService.pageListByMenue(menuname);
        }else if(request.getParameter("date")!=null&&(!request.getParameter("date").equals(""))){
            day1=request.getParameter("date");
            Integer a=Integer.parseInt(day1.substring(9,10));
            String aa=""+(a+1);
            StringBuilder day=new StringBuilder(day1);
            day.replace(9,10,aa);
            String day2=day.toString();
            list=ordersService.pageListByDate(day1,day2);
        }else {
            System.out.println("未提交");
        }
 
 
        session.setAttribute("ordersearch", list);
        System.out.println(id);
        System.out.println(menuname);
        System.out.println(day1);
 
        return "/admin/order_search";
    }
 
    //跳轉到statistic頁面
    @RequestMapping("order_statistic")
    public String order_statistic( HttpServletRequest request) throws UnsupportedEncodingException {
        List<Orders> list=null;
        HttpSession session=request.getSession();
        request.setCharacterEncoding("utf-8");
 
        SimpleDateFormat formatter= new SimpleDateFormat("yyyy-MM-dd");
        Date date = new Date(System.currentTimeMillis());
        String day1=formatter.format(date);
        Integer a=Integer.parseInt(day1.substring(9,10));
        String aa=""+(a+1);
        StringBuilder day=new StringBuilder(day1);
        day.replace(9,10,aa);
        String day2=day.toString();
 
        System.out.println(a);
        System.out.println(day1);
        System.out.println(day2);
        list=ordersService.pageListByDate(day1,day2);
 
        session.setAttribute("orderstatistic", list);
 
        return "/admin/order_statistic";
 
    }
 
    @RequestMapping("orderqiantai")
    public String orderqiantai( HttpServletRequest request){
        return "/qiantai/order";
    }
 
 
    //放入購物車
    @RequestMapping("order_addshoppingcar")
    public String order_addshoppingcar(HttpServletRequest request){
        HttpSession session=request.getSession();
 
        String menuId = request.getParameter("menuId");
        Integer id=Integer.parseInt(menuId);
        Integer sum=(Integer) session.getAttribute("sum");
        if(sum==null){
            sum=1;
            session.setAttribute("sum",sum);
        }
        Menus menus = menusService.queryById(id);
        String name=menus.getName();
        float price=menus.getPrice1();
 
        ShoppingCart shoppingCart1=new ShoppingCart(id,name,price,sum);
        List<ShoppingCart> shoppingCarts=new ArrayList();
        if(session.getAttribute("shoppingcar")!=null){
            shoppingCarts=(List<ShoppingCart>)session.getAttribute("shoppingcar");
            for (ShoppingCart shoppingCart:shoppingCarts) {
                if(name.equals(shoppingCart.getName())){
                    sum=shoppingCart.getSums()+1;
                    shoppingCarts.remove(shoppingCart);
                    break;
                }
            }
            shoppingCart1=new ShoppingCart(id,name,price,sum);
            shoppingCarts.add(shoppingCart1);
            session.setAttribute("shoppingcar",shoppingCarts);
        }else{
            shoppingCart1=new ShoppingCart(id,name,price,sum);
            shoppingCarts.add(shoppingCart1);
            session.setAttribute("shoppingcar",shoppingCarts);
        }
        return "redirect:/menus/qiantai/allMenus";
    }
 
 
    //購物車單個取消
    @RequestMapping("order_shoppingcardel")
    public String order_shoppingcardel(HttpServletRequest request){
        HttpSession session=request.getSession();
        List<ShoppingCart> shoppingCarts=(List<ShoppingCart>)session.getAttribute("shoppingcar");
        Integer id=Integer.parseInt(request.getParameter("del"));
        Integer i=0;
        for (ShoppingCart shoppingCart:shoppingCarts) {
            if(i.equals(id)){
                shoppingCarts.remove(shoppingCart);
                break;
            }
            i++;
        }
 
        return "redirect:/menus/qiantai/allMenus";
    }
    @RequestMapping("order_addshoppingcartoOrder")
 
    //提交或取消訂單
    public String order_addshoppingcartoOrder(HttpServletRequest request) {
        HttpSession session=request.getSession();
        List<ShoppingCart> shoppingCarts=(List<ShoppingCart>)session.getAttribute("shoppingcar");
        if(session.getAttribute("user_session")!=null) {
            Users user = (Users) session.getAttribute("user_session");
            Integer userid = usersService.queryByname(user.getName());
            Integer delivery = 0;
            String remove = request.getParameter("remove");
            SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
            Date date = new Date(System.currentTimeMillis());
            String day = formatter.format(date);
            Integer id = null;
            if (shoppingCarts != null) {
                for (ShoppingCart shoppingCart : shoppingCarts) {
                    Integer sums = shoppingCart.getSums();
                    Integer menuid = shoppingCart.getId();
                    Orders orders = new Orders(id, userid, menuid, sums, day, delivery);
                    ordersService.insert(orders);
                }
                session.removeAttribute("shoppingcar");
            }
 
            if(remove!=null) {
                if (remove.equals("1")) {
                    session.removeAttribute("shoppingcar");
                }
            }
        }else{
            return "redirect:../public/qiantai/login.jsp";
        }
        return "redirect:/menus/qiantai/allMenus";
    }
 
}

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