超市收银系统

Posted 2020-08-14 影落明湖

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace _16超市收银系统
{
    class CangKu
    {

        List<List<ProductFather>> list = new List<List<ProductFather>>();



        /// <summary>
        ///向用户展示货物
        /// </summary>
        public void ShowPros()
        {
            foreach (var item in list)//item是List<>货架,item[0]是里面的ProductFather,0是key,句号后面的是Value，key会通过foreach自动遍历,遍历,item[0],从零开始自动遍历到最后的索引
            {
                Console.WriteLine("我们超市有：" + item[0].Name + "," + "\t" + "有" + item.Count + "个," + "\t" + "每个" + item[0].Price + "元");//显示item[0]的所有属性
            }
        }
        //list[0]存储Acer电脑
        //list[1]存储三星手机
        //list[2]存储酱油
        //list[3]存储香蕉
        /// <summary>
        /// 在创建仓库对象的时候 像仓库中添加货架
        /// </summary>
        public CangKu()
        {
            list.Add(new List<ProductFather>());
            list.Add(new List<ProductFather>());
            list.Add(new List<ProductFather>());
            list.Add(new List<ProductFather>());
        }
        /// <summary>
        /// 进货
        /// </summary>
        /// <param name="strType">货物的类型</param>
        /// <param name="count">货物的数量</param>
        public void JinPros(string strType, int count)//顺序表的进站
        {
            for (int i = 0; i < count; i++)
            {
                switch (strType)
                {
                    case "Acer": list[0].Add(new Acer(Guid.NewGuid().ToString(), 1000, "宏基笔记本"));
                        break;
                    case "SamSung": list[1].Add(new SamSung(Guid.NewGuid().ToString(), 2000, "棒之手机"));
                        break;
                    case "JiangYou": list[2].Add(new JiangYou(Guid.NewGuid().ToString(), 10, "老抽酱油"));
                        break;
                    case "Banana": list[3].Add(new Banana(Guid.NewGuid().ToString(), 50, "大香蕉"));
                        break;
                }
            }
        }
        /// <summary>
        /// 从仓库中提取货物
        /// </summary>
        /// <param name="strType"></param>
        /// <param name="count"></param>
        /// <returns></returns>
        public ProductFather[] QuPros(string strType, int count)
        {
            ProductFather[] pros = new ProductFather[count];
            for (int i = 0; i < pros.Length; i++)
            {
                switch (strType)
                {
                    case "Acer":
                        pros[i] = list[0][0];//取相应货架的第一个，顺序表的出站
                        list[0].RemoveAt(0);
                        break;
                    case "SamSung": pros[i] = list[1][0];
                        list[1].RemoveAt(0);
                        break;
                    case "JiangYou": pros[i] = list[2][0];
                        list[2].RemoveAt(0);
                        break;
                    case "Banana": pros[i] = list[3][0];
                        list[3].RemoveAt(0);
                        break;
                }
            }
            return pros;
        }


    }
}