第十章汽车租凭系统

namespace Vehicle
{
    /// <summary>
    /// 车辆类
    /// </summary>
   public abstract class Abstract
    {
       //颜色
       public string Color { get; set;}
       //日租金
       public double DailyRent { get; set;}

       //车牌号
       public string LicenseNo { get; set; }

       //车名
       public string Name { get; set;}


       public int RentDate { get; set;}

       //租凭者
       public string RentUser { get; set;}

       public int YearsOfService { get; set;}


       public Abstract(string licenseNo, string name, string color,double dailyRent, int rentDate)
       {
           this.Color = color;
           this.DailyRent = dailyRent;
           this.LicenseNo = licenseNo;
           this.Name = name;
           this.RentDate = rentDate;
           this.Name = name;
           //this.YearsOfService = yearsOfService;
          
       }
       public Abstract()
       {
       }


       ////方法重载
       //public abstract double Calcprice(double a);


    }
}
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//小轿车类
namespace Vehicle
{
   public class Car:Abstract
    {
       public Car(string licenseNo, string name, string color, double dailyRent, int rentDate)
          : base(licenseNo,name,color,dailyRent,rentDate)
       {
       }
       public Car() { }
      
      }
                   
       
    }     

    }
------------------------------------------------------------------------------------
namespace Vehicle
{
    //卡车类
  public  class Truck:Abstract
    {

          public Truck(string licenseNo, string name, string color,double dailyRent, int rentDate,int Load)
          : base(licenseNo, name, color, dailyRent, rentDate)
        {
          this.Load = Load;
        }
          public Truck() { }
    

      public int Load { get; set;}


    }
}
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namespace Vehicle
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        //保存可租车的车的集合
        Dictionary<string, Abstract> abstracts = new Dictionary<string, Abstract>();

        //保存租出的车的集合
        Dictionary<string, Abstract> renVehicles = new Dictionary<string, Abstract>();


        //加载事件
        private void Form1_Load(object sender, EventArgs e)
        {
            abstracts.Add(new Truck("粤233654", "奥迪A7", "黑色", 3, 240, 12).LicenseNo, new Truck("粤233654", "奥迪A7", "黑色", 3, 240, 12));
            abstracts.Add(new Truck("粤66666", "奥迪A6", "白色", 4, 200, 13).LicenseNo, new Truck("粤66666", "奥迪A6", "白色", 4, 200, 13));
            abstracts.Add(new Car("粤88888", "京123456", "红色", 6, 150).LicenseNo, new Car("粤88888", "京123456", "红色", 6, 150));
        }
        //添加到listView里
        public void Info()
        {
            list_view.Items.Clear();
            foreach (var item in abstracts)
            {
                ListViewItem view = new ListViewItem(item.Key);
                view.SubItems.Add(item.Value.Name);
                view.SubItems.Add(item.Value.Color);
                view.SubItems.Add(item.Value.DailyRent.ToString());
                view.SubItems.Add(item.Value.RentDate.ToString());
                //判断一下是否是小轿车还是卡车
                if (item.Value is Truck)
                {
                    view.SubItems.Add((item.Value as Truck).Load.ToString());
                }
                if (item.Value is Car)
                {

                    view.SubItems.Add("无");
                }

                list_view.Items.Add(view);
            }
        }

        public void Info2()
        {
            listView2.Items.Clear();
            foreach (var items1 in renVehicles)
            {
                ListViewItem list = new ListViewItem(items1.Key);
                list.SubItems.Add(items1.Value.Name);
                list.SubItems.Add(items1.Value.Color);
                list.SubItems.Add(items1.Value.DailyRent.ToString());
                list.SubItems.Add(items1.Value.RentDate.ToString());  
                //判断是否是卡车还是轿车
                if (items1.Value is Truck)
                {
                    list.SubItems.Add((items1.Value as Truck).Load.ToString());
                }
                else
                {

                    list.SubItems.Add("无");
                }
                //刷新
                listView2.Items.Add(list);
            }


        }

        //出租车刷新的事件
        private void btn_shuaxin_Click(object sender, EventArgs e)
        {
            Info();
        }
        //租车的事件
        private void btn_zhuche_Click(object sender, EventArgs e)
        {
            if (string.IsNullOrEmpty(txt_name.Text.Trim()))
            {

                MessageBox.Show("请输入租凭者");
                return;

            }
            if (list_view.SelectedItems.Count!= 1)
            {
                MessageBox.Show("请选择车辆");
                return;
            }
            string Rows = list_view.SelectedItems[0].Text;
            renVehicles.Add(Rows, abstracts[Rows]);
            abstracts.Remove(Rows);
            Info();
            MessageBox.Show("租车成功");

        }
        //还车的刷新事件
        private void button1_Click(object sender, EventArgs e)
        {
            Info2();
        }
        //结算
        private void button2_Click(object sender, EventArgs e)

        {
            if (string.IsNullOrEmpty(txt_day.Text.Trim()))
            {
                MessageBox.Show("请输入天数");
                return;
            }
            if (list_view.SelectedItems.Count != 0)
            {
                MessageBox.Show("请选择车辆");
                return;
            }
            string listview = listView2.SelectedItems[0].Text;

            MessageBox.Show(((renVehicles[listview].RentDate) * (double.Parse(txt_day.Text))).ToString());

            abstracts.Add(renVehicles[listview].LicenseNo, renVehicles[listview]);
            renVehicles.Remove(listview);
            Info2();
        }

        private void rad_car_CheckedChanged(object sender, EventArgs e)
        {
            //判断是选中的是小轿车还是卡车
            if (rad_car.Checked == true)
            {
                txt_load.Text = "";
                txt_load.Enabled = false;
            }
            else
            {

                txt_load.Enabled = true;
            }


        }
        //入库的事件
        private void btn_add_Click(object sender, EventArgs e)
        {
            if(string.IsNullOrEmpty(txt_datetime.Text.Trim())||string.IsNullOrEmpty(txt_day.Text.Trim())||string.IsNullOrEmpty(txt_load.Text.Trim())||string.IsNullOrEmpty(txt_name.Text.Trim())||string.IsNullOrEmpty(txt_no.Text.Trim())||string.IsNullOrEmpty(txt_Rentday.Text.Trim())||string.IsNullOrEmpty(txt_day.Text.Trim()))
            {
                MessageBox.Show("入库的信息不能为空");
                return;

            }
            if (rad_car.Checked == true)
            {
                abstracts.Add(new Car(txt_no.Text,txt_type.Text, cmb_color.Text, double.Parse(txt_Rentday.Text), int.Parse(txt_datetime.Text)).LicenseNo, new Car(txt_no.Text,txt_type.Text, cmb_color.Text, double.Parse(txt_datetime.Text), int.Parse(txt_Rentday.Text)));
            }
            else
            {

                abstracts.Add(new Truck(txt_no.Text,txt_type.Text, cmb_color.Text, double.Parse(txt_Rentday.Text), int.Parse(txt_datetime.Text), int.Parse(txt_load.Text)).LicenseNo, new Truck(txt_no.Text,txt_type.Text, cmb_color.Text, double.Parse(txt_Rentday.Text), int.Parse(txt_datetime.Text), int.Parse(txt_load.Text)));

            }
            MessageBox.Show("添加成功");
            //刷新
            Info();

        }

    }
}