canto/Assets/Scripts/System/Duration.cs
2025-07-16 23:35:29 -04:00

134 lines
4 KiB
C#

using System;
namespace KitsuneCafe.System
{
public enum TimeUnit : byte
{
Ticks,
Milliseconds,
Seconds,
Minutes,
Hours,
Days
}
public readonly struct Duration : IComparable, IComparable<Duration>, IComparable<TimeSpan>, IEquatable<Duration>, IEquatable<TimeSpan>
{
public readonly long Value;
private readonly TimeUnit unit;
public Duration(long ticks, TimeUnit unit)
{
Value = ticks;
this.unit = unit;
}
public Duration(long ticks) : this(ticks, TimeUnit.Ticks) { }
public static implicit operator TimeSpan(Duration duration) => duration.AsTimeSpan();
public readonly TimeSpan AsTimeSpan() => new(Value);
public static Duration From(long value, TimeUnit unit)
{
var ticks = unit switch
{
TimeUnit.Ticks => value,
TimeUnit.Milliseconds => TimeSpan.TicksPerMillisecond * value,
TimeUnit.Seconds => TimeSpan.TicksPerSecond * value,
TimeUnit.Minutes => TimeSpan.TicksPerMinute * value,
TimeUnit.Hours => TimeSpan.TicksPerHour * value,
TimeUnit.Days => TimeSpan.TicksPerHour * value,
var x => throw new ArgumentException($"{x} is not a valid TimeUnit.")
};
return new Duration(ticks, unit);
}
public static Duration From(double value, TimeUnit unit)
{
var ticks = unit switch
{
TimeUnit.Ticks => value,
TimeUnit.Milliseconds => TimeSpan.TicksPerMillisecond * value,
TimeUnit.Seconds => TimeSpan.TicksPerSecond * value,
TimeUnit.Minutes => TimeSpan.TicksPerMinute * value,
TimeUnit.Hours => TimeSpan.TicksPerHour * value,
TimeUnit.Days => TimeSpan.TicksPerHour * value,
var x => throw new ArgumentException($"{x} is not a valid TimeUnit.")
};
return new Duration(Convert.ToInt64(ticks), unit);
}
public long Into(TimeUnit unit)
{
return unit switch
{
TimeUnit.Ticks => Value,
TimeUnit.Milliseconds => Value / TimeSpan.TicksPerMillisecond,
TimeUnit.Seconds => Value / TimeSpan.TicksPerSecond,
TimeUnit.Minutes => Value / TimeSpan.TicksPerMinute,
TimeUnit.Hours => Value / TimeSpan.TicksPerHour,
TimeUnit.Days => Value / TimeSpan.TicksPerHour,
var x => throw new ArgumentException($"{x} is not a valid TimeUnit.")
};
}
public int CompareTo(object obj)
{
return obj switch
{
Duration d => CompareTo(d),
TimeSpan ts => CompareTo(ts),
var value => throw new ArgumentException($"{value} is not a Duration or TimeSpan")
};
}
public static bool Equals(Duration a, Duration b)
{
return a.Value == b.Value;
}
public static int Compare(Duration a, Duration b)
{
return a.Value.CompareTo(b.Value);
}
public int CompareTo(Duration other)
{
return Compare(this, other);
}
public int CompareTo(TimeSpan other)
{
return TimeSpan.Compare(this, other);
}
public bool Equals(Duration other)
{
return Equals(this, other);
}
public bool Equals(TimeSpan other)
{
return other.Equals(this);
}
public override bool Equals(object obj)
{
return (obj is Duration d && Equals(this, d))
|| (obj is TimeSpan ts && Equals(this, ts));
}
public override int GetHashCode()
{
return HashCode.Combine(Value);
}
public override string ToString()
{
return $"{Value} {nameof(unit)}";
}
}
}