加班计时App

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using System.Windows.Threading;
using System.IO; 
namespace TimeUpGoHome
{
    /// <summary>
    /// MainWindow.xaml 的交互逻辑
    /// </summary>
    public partial class MainWindow : Window
    {
        private string shouldGoHomeTime = "18:15";
        private string trueGoHomeTime = "";
        private DispatcherTimer ShowTimer;
        public MainWindow()
        {
            InitializeComponent();
            ShowTimer = new System.Windows.Threading.DispatcherTimer();
            ShowTimer.Tick += new EventHandler(ShowCurTimer);//起个Timer一直获取当前时间
            ShowTimer.Interval = new TimeSpan(0, 0, 0, 1, 0);
            ShowTimer.Start();
            this.MyText.Text = "";
        }
        public void ShowCurTimer(object sender, EventArgs e)
        {
            //"星期"+DateTime.Now.DayOfWeek.ToString(("d"))
            //获得星期几
           // this.Tt2.Text = DateTime.Now.ToString("dddd", new System.Globalization.CultureInfo("zh-cn"));
           //his.Tt.Text += " ";
            //获得年月日
            this.Tt2.Text = DateTime.Now.ToString("yyyy年MM月dd日");   //yyyy年MM月dd日
          //  this.Tt.Text += " ";
            //获得时分
            this.Tt.Text = DateTime.Now.ToString("HH:mm");
            //System.Diagnostics.Debug.Print("this.ShowCurrentTime {0}", this.ShowCurrentTime);
        }
        private int[]  GetHourAndMin(string _timer){
            int n = int.Parse(_timer.Substring(0, 2));
            int m = int.Parse(_timer.Substring(3,2));
            int[] to_back = new int[] { n,m};
            return to_back;
        }
        private int[] GetRemainHourAndMin(int smallMins1,int bigMins2){
          int remainMins= bigMins2-smallMins1;
          int remainHours=remainMins/60;
          int remainRemainMins=remainMins%60;
          int[] to_back=new int[]{remainHours,remainRemainMins};
           return to_back;
        }
        private int GetMins(int[] timeTable)
        {
            return timeTable[0] * 60 + timeTable[1];
        }
        private void Button_Click(object sender, RoutedEventArgs e)
        {
            string today_date = this.Tt2.Text;
            string trueBackHomeTime = this.Tt.Text;
            int[] shouldBackTimeTable = GetHourAndMin(shouldGoHomeTime);
            int[] trueBackTimeTable = GetHourAndMin(trueBackHomeTime);
            int shouldMins=GetMins(shouldBackTimeTable);
            int trueMins=GetMins(trueBackTimeTable);
            if (trueMins < shouldMins)
            {
                this.MyText.Text="时间还没到！！";
            }
            else
            {
                this.MyText.Text="";
                int[] remainTimes = GetRemainHourAndMin(shouldMins, trueMins);
                using
         (StreamWriter iFile = new StreamWriter("D:/AfterWorkLog/workLog.txt", true))
                    iFile.WriteLine("加班时间：" + today_date+" "+  shouldGoHomeTime + " 到 " +  trueBackHomeTime + ";   累计:" +remainTimes[0]+"小时 "+remainTimes[1]+  " 分钟");
                App.Current.Shutdown();
            }
            }
          
    }
}