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Posted on 2017-09-17 21:27 viery 阅读(116) 评论(0) 编辑 收藏 所属分类: .net
1.仓库类  
1 using System;
2 using System.Collections.Generic;
3 using System.Linq;
4 using System.Text;
5 using System.Threading.Tasks;
6
7 namespace SupperMarket
8 {
9 //创建仓库类
10 class Store
11 {
12
13 //创建货架集合
14 List<List<GoodsBase>> ShelvesList = new List<List<GoodsBase>>();
15
16 //创建购物车
17 List<List<GoodsBase>> ShopCar = new List<List<GoodsBase>>();
18
19 //初始化仓库时，添加商品的货架
20
21 public Store()
22 {
23 ShelvesList.Add(new List<GoodsBase>()); //Apple
24 ShelvesList.Add(new List<GoodsBase>()); //Book
25 ShelvesList.Add(new List<GoodsBase>()); //Pen
26
27 ShopCar.Add(new List<GoodsBase>()); //Apple
28 ShopCar.Add(new List<GoodsBase>()); //book
29 ShopCar.Add(new List<GoodsBase>()); //pen
30
31 this.AddGoods("苹果", 20);
32 this.AddGoods("书籍", 30);
33 this.AddGoods("钢笔", 60);
34 }
35
36
37
38 //展示仓库商品
39 public void showGoods()
40 {
41 Console.WriteLine("*********************************库存展示*********************************");
42 foreach (var item in ShelvesList)
43 {
44
45 Console.WriteLine("商品：{0} 数量：{1}个 单价：{2}"
46 , item[0].Name, item.Count, item[0].Price);
47
48
49
50 }
51 Console.WriteLine("*********************************展示完毕*********************************");
52 }
53
54
55
56 //创建货品方法
57
58 public void AddGoods(String goodsType, int number)
59 {
60 switch (goodsType)
61 {
62 case "苹果":
63 GoodsBase applegoods;
64 for (int i = 0; i < number; i++)
65 {
66 applegoods = new Apple("苹果", 600.00m, Guid.NewGuid().ToString());
67 ShelvesList[0].Add(applegoods);
68 }
69 //Console.WriteLine("成功添加 {0} 类商品，共{1}个。", applegoods.Name, number);
70
71 break;
72
73 case "书籍": GoodsBase bookgoods;
74 for (int i = 0; i < number; i++)
75 {
76 bookgoods = new Book("书籍", 160.00m, Guid.NewGuid().ToString());
77 ShelvesList[1].Add(bookgoods);
78 }
79 // Console.WriteLine("成功添加 {0} 类商品，共{1}个。", bookgoods.Name, number);
80
81 break;
82
83 case "钢笔": GoodsBase pengoods;
84 {
85
86 for (int i = 0; i < number; i++)
87 {
88 pengoods = new Pen("钢笔", 60.00m, Guid.NewGuid().ToString());
89 ShelvesList[2].Add(pengoods);
90 }
91
92 }
93 // Console.WriteLine("成功添加 {0} 类商品，共{1}个。", pengoods.Name, number);
94
95 break;
96 }
97 }
98
99
100
101 //货品出库 即拿到装满货物的购物车List，同时减少库存
102
103 public List<List<GoodsBase>> OutGoods(String goodsType, int number)
104 {
105
106
107 switch (goodsType)
108 {
109 //将苹果装入购物车第1层
110 case "苹果":
111 //GoodsBase applegoods;
112 if (ShelvesList[0].Count >= number) //剩余库存>0
113 {
114 for (int i = 0; i < number; i++)
115 {
116 this.ShopCar[0].Add(ShelvesList[0][0]);
117 ShelvesList[0].RemoveAt(0);
118 }
119 }
120 else
121 {
122 Console.WriteLine(" 商品出库数量大于库存数，不能出库，请重新输入.");
123 break;
124 }
125
126 break;
127
128 //将书籍装入购物车第2层
129 case "书籍":
130 //GoodsBase Book;
131 if (ShelvesList[1].Count >= number) //剩余库存>0
132 {
133 for (int i = 0; i < number; i++)
134 {
135 this.ShopCar[1].Add(ShelvesList[1][0]);
136 ShelvesList[1].RemoveAt(0); //从货架出库
137 }
138 }
139 else
140 {
141 Console.WriteLine(" 商品出库数量大于库存数，不能出库，请重新输入.");
142 }
143 break;
144
145 //将钢笔装入购物车第3层
146 case "钢笔":
147 //GoodsBase Pen;
148 if (ShelvesList[2].Count >= number) //剩余库存>0
149 {
150 for (int i = 0; i < number; i++)
151 {
152 this.ShopCar[2].Add(ShelvesList[2][0]);
153 ShelvesList[2].RemoveAt(0);
154 }
155 }
156 else
157 {
158 Console.WriteLine(" 商品出库数量大于库存数，不能出库，请重新输入.");
159 }
160 break;
161
162 }
163 return this.ShopCar;
164
165 }
166
167
168 }
169 }
170 2.货物基类
1 using System;
2 using System.Collections.Generic;
3 using System.Linq;
4 using System.Text;
5 using System.Threading.Tasks;
6
7 namespace SupperMarket
8 {
9 /// <summary>
10 /// 商品基类
11 /// </summary>
12 public class GoodsBase
13 {
14 public string Name { get; set; }
15 public decimal Price { get; set; }
16 public string Id { get; set; }
17
18
19 //构造方法中构建商品对象
20
21 public GoodsBase(string name,decimal price,string id)
22 {
23 this.Name = name;
24 this.Price = price;
25 this.Id = id;
26 }
27 }
28 }3.结算类
1 using System;
2 using System.Collections.Generic;
3 using System.Linq;
4 using System.Text;
5 using System.Threading.Tasks;
6
7 namespace SupperMarket
8 {
9
10
11 public class SettleMent
12 {
13 public decimal getTotalMoney(List<List<GoodsBase>> ShopCar) //计算总价方法
14 {
15 decimal total = 0m;
16 foreach (var carCode in ShopCar)//购物车每一层
17 {
18 foreach (var item in carCode) //每一层的每个货物
19 {
20 total += item.Price;
21 }
22
23 }
24 return total;
25 }
26
27
28
29
30 public void Settle() //结算过程
31 {
32 Store s = new Store();
33 s.showGoods();
34 Console.WriteLine("******************请选择你的商品**********************");
35
36
37 List<List<GoodsBase>> ShopCar;
38 while (true)
39 {
40 Console.WriteLine("请输入要结算的商品名称 （请输入：苹果 | 书籍 | 钢笔）：");
41 string name = Console.ReadLine();
42
43 Console.WriteLine("请输入要添加的商品名称的数量：");
44 int number = Convert.ToInt32(Console.ReadLine());
45
46 ShopCar= s.OutGoods(name,number);
47 Console.WriteLine("继续添加？ Y | N");
48 string flag = Console.ReadLine();
49 if (flag == "N")
50 {
51 break;
52 }
53
54 }
55
56
57 //计算购物车总金额
58 decimal total= this.getTotalMoney(ShopCar);
59
60 double t = Convert.ToDouble(total);
61
62 //计算折扣
63 double discount=this.GetDis().getDiscount(t);
64
65 decimal to = Convert.ToDecimal(discount);
66 //打印小票
67 this.printTicket(ShopCar, total,discount);
68 //显示库存
69 s.showGoods();
70 }
71
72 /// <summary>
73 /// 工厂类：获得Discount父类对象
74 /// </summary>
75 /// <returns></returns>
76 public Discount GetDis()
77 {
78 Discount dis=null;
79 Console.WriteLine("请输入打折类型 （1 不打折 | 2 9折 | 3 8.5折 | 4 满300送100 | 5 满500 送200）：");
80 string discountType = Console.ReadLine();
81 switch (discountType)
82
83 {
84 case "1": dis = new DiscountRate(1); break;
85 case "2": dis = new DiscountRate(0.9); break;
86 case "3": dis = new DiscountRate(0.85); break;
87 case "4": dis = new DiscountMN(300, 100); break;
88 case "5": dis = new DiscountMN(500, 200); break;
89
90 }
91 return dis;
92 }
93
94 public void printTicket(List<List<GoodsBase>> ShopCar, decimal total,double discount)
95 {
96 Console.WriteLine("***********************购物小票********************");
97 Console.WriteLine("您一共消费{0}元--------------{1}", total, DateTime.Now.ToString());
98 Console.WriteLine("打折后一共{0}元--------------{1}", discount, DateTime.Now.ToString());
99 Console.WriteLine("明细：");
100 foreach (var car in ShopCar)
101 {
102 foreach (var item in car)
103 {
104
105 Console.WriteLine("商品名字：{0}-----商品编码：{1}--------商品单价：{2}", item.Name, (item.Id).Substring(0,12), item.Price);
106 }
107 }
108
109 Console.WriteLine("购物愉快，再见。");
110
111 }
112
113
114 }
115 }
116 4.商品apple类
1 using System;
2 using System.Collections.Generic;
3 using System.Linq;
4 using System.Text;
5 using System.Threading.Tasks;
6
7 namespace SupperMarket
8 {
9 class Apple:GoodsBase
10 {
11 public Apple(String name, decimal price, string id)
12 : base(name, price, id)
13 {
14 }
15 }
16 }
17 5.商品pen类
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace SupperMarket
{
class Pen:GoodsBase
{
public Pen(String name, decimal price, string id)
: base(name, price, id)
{
}
}
}6.商品book类
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace SupperMarket
{
class Book:GoodsBase
{
public Book(String name, decimal price, string id)
: base(name, price, id)
{
}
}
}
7.折扣抽象工厂类
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace SupperMarket
{
public abstract class Discount
{
public abstract double getDiscount(double total);
}
}
8.折扣实现类rate
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace SupperMarket
{
public class DiscountRate : Discount
{
public double Rate{get;set;}
public DiscountRate(double rate)
{
this.Rate = rate;
}
public override double getDiscount(double total)
{
double discount = 0;
return discount =total*this.Rate;
}
}
}9.
9.折扣实现类MN
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace SupperMarket
{
public class DiscountMN :Discount
{
public double M { get; set; }
public double N { get; set; }
public DiscountMN(double m,double n) {
this.M = m;
this.N = n;
}
public override double getDiscount(double total)
{
double discount = 0;
discount = total - (int)(total / M) * N;
return discount;
}
}
}
10 main
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace SupperMarket
{
class Program
{
static void Main(string[] args)
{
//Store s=new Store();
//while (true)
//{
//Console.WriteLine("请输入要添加的商品名称 （请输入：苹果 | 书籍 | 钢笔）：");
//string name = Console.ReadLine();
//Console.WriteLine("请输入要添加的商品名称的数量：");
//int number = Convert.ToInt32(Console.ReadLine());
// s.AddGoods(name,number);
// Console.WriteLine("继续添加？ Y | N");
// string flag = Console.ReadLine();
// if (flag == "N")
// {
// break;
// }
//}
//s.showGoods();
new SettleMent().Settle();
Console.ReadKey();
}
}
}
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