using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Data;
using static ICSharpCode.SharpZipLib.Zip.ZipEntryFactory;

namespace CapMachine.Wpf.Converts
{
    /// <summary>
    /// 秒到字符串类型的展示
    /// </summary>
    public class SecToStrConvert : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            if (value == null)
                return null;

            return SecToString((int)value);

        }

        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            if (value == null)
                return null;

            return StringToSec((string)value);
        }

        /// <summary>
        /// 秒时间到 00:00:00字符串
        /// </summary>
        /// <returns></returns>
        private string SecToString(int TotalSec)
        {
            //int hour = TotalSec / 3600;
            //int minute = (TotalSec - hour * 3600) / 60;
            //int second = TotalSec % 60;

            //return string.Format("{0}:{1}:{2}", hour, minute, second);
            //////Console.WriteLine(result);

            //TimeSpan TimeInfo = TimeSpan.FromSeconds(TotalSec);
            //return TimeInfo.ToString();

            return ConvertSecToTimeStr(TotalSec);
        }

        private string ConvertSecToTimeStr(int totalSeconds)
        {
            int hours = totalSeconds / 3600;
            int remainingSeconds = totalSeconds % 3600;
            int minutes = remainingSeconds / 60;
            int seconds = remainingSeconds % 60;

            return $"{hours}:{minutes:D2}:{seconds:D2}";
        }

        /// <summary>
        /// 00:00:00到秒时间
        /// </summary>
        /// <returns></returns>
        private int StringToSec(string timeString)
        {
            try
            {
                //TimeSpan TimeInfo = TimeSpan.Parse(timeString);
                //return (int)TimeInfo.TotalSeconds;
                return ConvertTimeStrToSecs(timeString);
            }
            catch (Exception ex)
            {
                MessageBox.Show("时间格式输入不正确");
                return (int)0;
            }


        }

        public int ConvertTimeStrToSecs(string timeString)
        {
            string[] parts = timeString.Split(':');
            if (parts.Length != 3) return 0;
            //throw new FormatException("Invalid time format. Use 'hh:mm:ss'");

            if (!int.TryParse(parts[0], out int hours) || hours < 0) return 0;
            //throw new ArgumentException("小時必須為非負整數");

            if (!int.TryParse(parts[1], out int minutes) || minutes < 0 || minutes >= 60) return 0;
            //throw new ArgumentException("分鐘必須為 0-59 的整數");

            if (!int.TryParse(parts[2], out int seconds) || seconds < 0 || seconds >= 60) return 0;
            //throw new ArgumentException("秒必須為 0-59 的整數");

            return hours * 3600 + minutes * 60 + seconds;
        }
    }
}