105 lines
3.4 KiB
C#
105 lines
3.4 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace MECF.Framework.Common.Aitex.Core.RT.EMS
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{
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public static class DateTimeHelper
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{
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/// <summary>
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/// result = b - a(b > a) unit = min or hour or day
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/// </summary>
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/// <param name="timea"></param>
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/// <param name="timeb"></param>
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/// <param name="unit"></param>
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/// <returns></returns>
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public static double DateTimeSubtraction(DateTime timea,DateTime timeb, TimeUnit unit)
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{
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switch (unit)
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{
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case TimeUnit.Seconds:
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return DiffSeconds(timea, timeb);
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case TimeUnit.Minutes:
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return DiffMinutes(timea, timeb);
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case TimeUnit.Hours:
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return DiffHours(timea, timeb);
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case TimeUnit.Days:
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return DiffDays(timea, timeb);
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case TimeUnit.Months:
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case TimeUnit.Years:
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default:
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return -1;
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}
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}
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public static double DiffSeconds(DateTime startTime, DateTime endTime)
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{
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TimeSpan sSpan = new TimeSpan(endTime.Ticks - startTime.Ticks);
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return Math.Round(sSpan.TotalSeconds, 0);
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}
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public static double DiffMinutes(DateTime startTime, DateTime endTime)
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{
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TimeSpan minuteSpan = new TimeSpan(endTime.Ticks - startTime.Ticks);
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return Math.Round(minuteSpan.TotalMinutes,2);
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}
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public static double DiffHours(DateTime startTime, DateTime endTime)
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{
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TimeSpan hoursSpan = new TimeSpan(endTime.Ticks - startTime.Ticks);
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return Math.Round(hoursSpan.TotalHours, 2);
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}
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public static double DiffDays(DateTime startTime, DateTime endTime)
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{
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TimeSpan daysSpan = new TimeSpan(endTime.Ticks - startTime.Ticks);
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return Math.Round(daysSpan.TotalDays,2);
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}
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public static double SecondsTransform(double seconds, TimeUnit unit)
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{
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switch (unit)
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{
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case TimeUnit.Seconds:
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return seconds;
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case TimeUnit.Minutes:
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return seconds / 60;
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case TimeUnit.Hours:
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return seconds / 3600;
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case TimeUnit.Days:
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return seconds / 86400;
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case TimeUnit.Months:
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return seconds / 2592000;
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case TimeUnit.Years:
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return seconds / 946080000;
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default:
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return -1;
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}
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}
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public static double Transform2Seconds(double source, TimeUnit unit)
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{
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switch (unit)
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{
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case TimeUnit.Seconds:
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return source;
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case TimeUnit.Minutes:
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return source * 60;
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case TimeUnit.Hours:
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return source * 3600;
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case TimeUnit.Days:
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return source * 86400;
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case TimeUnit.Months:
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return source * 2592000;
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case TimeUnit.Years:
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return source * 946080000;
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default:
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return -1;
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}
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}
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}
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}
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