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feat: add DateTimeExtensions.PreviousLatestTime

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This commit is contained in:
Jeffery Thompson
2018-07-12 14:03:15 -04:00
parent 465ac7c42c
commit 1f7819e536
1 changed files with 17 additions and 0 deletions
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17
ICD.Common.Utils/Extensions/DateTimeExtensions.cs
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@@ -46,5 +46,22 @@ namespace ICD.Common.Utils.Extensions
var time = orderedTimes.FirstOrDefault(dt => target < dt);
return time == default(DateTime) ? (DateTime?) null : time;
}
/// <summary>
/// Returns the closest DateTime to the target time that is less than the target time
/// </summary>
/// <param name="target"></param>
/// <param name="a"></param>
/// <param name="b"></param>
/// <returns></returns>
public static DateTime? PreviousLatestTime(this DateTime target, params DateTime[] times)
{
if (times.Length == 0)
return null;
DateTime[] orderedTimes = times.OrderByDescending(dt => dt).ToArray();
var time = orderedTimes.FirstOrDefault(dt => target > dt);
return time == default(DateTime) ? (DateTime?) null : time;
}
}
}