29 lines
911 B
C#
29 lines
911 B
C#
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namespace Utility
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{
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public enum Weekday
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{
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Monday = 0,
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Tuesday = 1,
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Wednesday = 2,
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Thursday = 3,
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Friday = 4,
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Saturday = 5,
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Sunday = 6
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}
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public static class WeekdayExtension
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{
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/// <summary>
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/// Gibt den Wochentag zurück, der auf den gegebenen Wochentag folgt.
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/// </summary>
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public static Weekday GetNext(this Weekday current) => GetFutureDay(current, 1);
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/// <summary>
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/// Gibt den Wochentag zurück, der in der gegebenen Anzahl an Tagen auf den gegebenen Wochentag folgt.
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/// </summary>
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/// <param name="current">Der aktuelle Wochentag.</param>
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/// <param name="days">Die Anzahl an Tagen, die vergehen sollen.</param>
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public static Weekday GetFutureDay(this Weekday current, int days) =>
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(Weekday)(((int)current + days) % 7);
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}
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}
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