华哥嫁到 赶紧鼓掌
我从新手开始慢慢的成长 开始 慢慢的融入到了 IT 行业来了 学习了 这么久明白这些看着工资高光鲜亮丽的人 其实他们也太不容易了 每天 都加班的要死要活的 怪累的 大家 多多 理解这些精英们的苦 他们是用心做
package 吃货联盟;
import java.util.Scanner;
public class Shao {
private static final int[] dishNames = null;
private static final Object[] dishMegs = null;
private static int time;
private static int signOrderId;
private static int[] tates;
private static int delId;
private static int endIndex;
private static int deiId;
public static void main(String[] args, Scanner input) {
// TODO Auto-generated method stub
String[]names=new String[4];//保存订单人名字
String[] dishMegs=new String[4];//保存全部信息
int []times=new int[4];//保存送餐时间
String[]addresses=new String[4];//保存送货地址
int []states=new int[4];//保存订单状态
double []sumPrices=new double[4];//保存订单金额
for (int j = j-1; j < names.length-1; j++) {
names[j]=names[j+1];
dishMegs[j]=dishMegs[j+1];
times[j]=times[j+1];
addresses[j]=addresses[j+1];
states[j]=states[j+1];
sumPrices[j]=sumPrices[j+1];
//用户点菜
System.out.print("请选择你要点的菜品编号：");
int chooseDish=input.nextInt();
System.out.print("请选择需要的分数：");
int number=input.nextInt();
String disshMeg=dishMegs[chooseDish-1]+" "+number+"份";
double sumPrice=sumPrices[chooseDish-1]*number;
//计算送餐额度
double deliCharga=(sumPrice>=50)?0:5;
//选择的菜品信息
String []dishNums={"红烧带鱼","鱼香肉丝","时令鲜疏"};//菜名字
double[]prices=new double[]{38.0,20.0,10.0};//菜品单价
int []praiseNums=new int[3];
//开始订单信息
names[0]="少华";
dishMegs[0]="红烧带鱼2份：";
times[0]=12;
addresses[0]="五道口暂安处北大青鸟2楼:";
sumPrices[0]=1;
states[1]=0;
//第二个订单
names[1]="小雪";
dishMegs[1]="鱼香肉丝1份";
times[1]=14;
addresses[1]="五道口展春路华泰公寓202号";
sumPrices[1]=45.0;
states[1]=0;
//使用do-whil结果实现主菜单操作
Scanner input1=new Scanner(System.in);
int num=-1;//用户输入0返回主菜单，否则退出系统
Object Exit=false;//标志用户是否退出
System.out.println("\n欢迎使用吃“货联盟系统:”");//根据用户选择菜单功能
do{
//菜单显示
System.out.println("*******************************");
System.out.println("1.我要订餐");
System.out.println("2.查看餐袋");
System.out.println("3.签收订餐");
System.out.println("4.删除订餐");
System.out.println("5.我要点赞");
System.out.println("6.退出系统");
System.out.println("1.我要订餐");
System.out.println("************************************");
System.out.println("请选择:");
int choose=input.nextInt();//记录用户选择的功能编号
//根据用户输入的功能编号执行相应功能
//1
if(!Exit) {
System.out.print("输入0返回:");
num=input.nextInt();
}else{
break;
}
} while(num==0);
//根据用户输入的功能执行相应功能
switch (chooseDish){
case 1:
//我要订餐
System.out.println("****我要订餐****");
break;
case 2:
//查看餐袋
System.out.println("****查看餐袋****");
break;
case 3:
//签收订单
System.out.println("****签收订单****");
break;
case 4:
//删除订单
System.out.println("****删除订单****");
break;
case 5:
//我要点赞
System.out.println("****我要点赞****");
break;
case 6:
Object ture;
//退出系统
Exit=true;
break;
default:
//退出系统
Exit=true;
break;
}
//省率代码。。。。。
System.out.println("***查看餐袋***");
System.out.println("序号\t订餐人\t产品信息\t\t送餐日期\t送餐地址\t\t总金额"
+ "\t订单\t订单状态");
for (int i = 0; i < names.length; i++) {
if(names[i]!=null){
String state=(states[i]==0)?"已预订":"已完成";
String date=times[i]+"日";
String sumPrice1=sumPrices[i]+"元";
System.out.println((i+1)+"\t"+names[i]+"\t"+dishMegs
[i]+"\t"+date+"\t"+addresses[i]+"\t"+sumPrice+
"\t"+state);
}
}
break;
}
//我要订餐
System.out.println("****我要订餐****");
Boolean isAdd=false;//是否可以订餐
for (int j = 0; j <names.length; j++) {
}
int j;
if(names[j]==null){//可以添加订单信息
isAdd=true;//置标志可以订餐
System.out.print("请输入订餐人姓名：");
String name=input.next();
//显示选择菜品信息
System.out.println("序号"+"\t"+"菜品"+"\t"+"单价"+"\t"+"点赞数");
for (int i = 0; i < name.length(); i++) {
String price=sumPrices[i]+"元";
String priaiseNum=(states[i])>0?states[i]+"赞":"0";
System.out.println((i+1)+"\t"+names[i]+"\t"+price
+"\t"+priaiseNum);
}
//用户点菜
System.out.print("请选择要点的菜品编号：");
int chooseDish=input.nextInt();
System.out.println("请选择您需要的份数");
int number=input.nextInt();
Comparable<String> dishNMeg=dishNames[chooseDish-1]*number+" "+number+"份";
double sumPrice=sumPrices[chooseDish-1]*number;//餐费满五十一免费送餐
double deliChaeg=(sumPrice>=50)?0:0.5;
while(time<10||time>20){
System.out.print("请输入送餐时间(10点之20点左右送到)：");
int time=input.nextInt();
}
System.out.print("请输入送餐地址：");
String address=input.next();
//无需添加状态
System.out.println("订餐成功");
System.out.println("您订的是："+dishMegs);
System.out.println("送餐时间："+time+"点");
Object 总计;
System.out.printf("餐费："+sumPrice+"元","送餐费"+deliChaeg
+"元"总计,": "+(sumPrice"+ deliChaeg)+"元";"
//添加数据
names[j]=name;
dishMegs[j]=dishMegs;
times[j]=time;
addresses[j]=address;
sumPrices[j]=sumPrice+deliChaeg;
break;
}
if(!isAdd){
System.out.println("对不起，你的餐袋已满");
}
break;
//签收订单
System.out.println("***签收订单***");
boolean inSignFind=false;//找到要签收的单子
System.out.println("请选择要签收的订单序列号：");
int ingnOrderId=input.nextInt();
for (int i = 0; i < names.length; i++) {
//
//
if(names[i]!=null&&states[i]==0&&signOrderId==i+1){
states[i]=i;
System.out.println("订单签收成功！");
inSignFind=true;
}else if(names[i]!=null&&tates[i]==1&&signOrderId==i+1){
System.out.println("您选择的订单已签收完成，不能再次签收！");
inSignFind=true;
}
}
if(!inSignFind){
System.out.println("您选择的订单不存在！");
}
break;
//删除订单
System.out.println("***删除订单***");
boolean isDelFind=false;
System.out.println("请输入删除订单序列号：");
int intdelId=input.nextInt();
for (int i = 0; i < names.length; i++) {
if(names[i]!=null&&states[i]==1&&delId==i+1){
isDelFind=true;
for (int j1 = delId-1; j1 < names.length; j1++) {
names[j]=names[j+1];
dishMegs[endIndex]=null;
addresses[j]=addresses[j+1];
states[j]=states[j+1];
sumPrices[j]=sumPrices[j+1];
times[j]=times[j+1];
}
//最后一位清空
int endIndex =names.length-1;
names[endIndex]=null;
dishMegs[endIndex]=null;
times[endIndex]=0;
addresses[endIndex]=null;
states[endIndex]=0;
sumPrices[endIndex]=0;
System.out.println("删除订单成功！");
break;
}else if(names[i]!=null&&states[i]==0&&deiId==i+1){
System.out.println("请选择的订单未签收，不能删除：");
isDdlFind=true;
break;
}
}
if(!isDdlFind){
System.out.println("你要删除的订单不存在！：");
}
break;
System.out.println("***我要点赞***");
//显示菜品信息
System.out.println("序号"+"\t"+"菜品"+"\t"+"单价");
for (int k = 0; k < dishNames.length; k++) {
String price=prices[k]+"元";
String priaiseNum=(priaiseNum[k])>0?priaiseNum[k]+"赞":"";
System.out.println((k+1)+"\t"+dishNames[i]+"\t"+price+"\t"+priaiseNum);
}
System.out.print("请选择您要点赞的菜品序号：");
int priaiseNum=input.nextInt();
praiseNuns[priaiseNum-1]++;//参数家+1
System.out.println("点赞成功！");
break;
}
}
产品给大家用的 这是我做的
