| | | 1 | | namespace NLightning.Domain.Channels.ValueObjects; |
| | | 2 | | |
| | | 3 | | using Constants; |
| | | 4 | | using Domain.Interfaces; |
| | | 5 | | using Utils.Extensions; |
| | | 6 | | |
| | | 7 | | /// <summary> |
| | | 8 | | /// Represents a channel id. |
| | | 9 | | /// </summary> |
| | | 10 | | /// <remarks> |
| | | 11 | | /// The channel id is a unique identifier for a channel. |
| | | 12 | | /// </remarks> |
| | | 13 | | public readonly struct ChannelId : IEquatable<ChannelId>, IValueObject |
| | | 14 | | { |
| | | 15 | | private readonly byte[] _value; |
| | | 16 | | |
| | 636 | 17 | | public static ChannelId Zero => new byte[ChannelConstants.ChannelIdLength]; |
| | | 18 | | |
| | | 19 | | public ChannelId(ReadOnlySpan<byte> value) |
| | | 20 | | { |
| | 888 | 21 | | if (value.Length != ChannelConstants.ChannelIdLength) |
| | 4 | 22 | | throw new ArgumentException($"ChannelId must be {ChannelConstants.ChannelIdLength} bytes", nameof(value)); |
| | | 23 | | |
| | 884 | 24 | | _value = value.ToArray(); |
| | 884 | 25 | | } |
| | | 26 | | |
| | | 27 | | #region Overrides |
| | | 28 | | |
| | | 29 | | public override string ToString() |
| | | 30 | | { |
| | 0 | 31 | | return Convert.ToHexString(_value).ToLowerInvariant(); |
| | | 32 | | } |
| | | 33 | | |
| | | 34 | | public bool Equals(ChannelId other) |
| | | 35 | | { |
| | | 36 | | // Handle null cases first |
| | | 37 | | // ReSharper disable once ConditionIsAlwaysTrueOrFalseAccordingToNullableAPIContract |
| | 388 | 38 | | if (_value is null && other._value is null) |
| | 0 | 39 | | return true; |
| | | 40 | | |
| | | 41 | | // ReSharper disable once ConditionIsAlwaysTrueOrFalseAccordingToNullableAPIContract |
| | 388 | 42 | | if (_value is null || other._value is null) |
| | 0 | 43 | | return false; |
| | | 44 | | |
| | 388 | 45 | | return _value.SequenceEqual(other._value); |
| | | 46 | | } |
| | | 47 | | |
| | | 48 | | public override bool Equals(object? obj) |
| | | 49 | | { |
| | 48 | 50 | | if (obj is null) |
| | 0 | 51 | | return false; |
| | | 52 | | |
| | 48 | 53 | | return obj is ChannelId other && Equals(other); |
| | | 54 | | } |
| | | 55 | | |
| | | 56 | | public override int GetHashCode() |
| | | 57 | | { |
| | 204 | 58 | | return _value.GetByteArrayHashCode(); |
| | | 59 | | } |
| | | 60 | | |
| | | 61 | | #endregion |
| | | 62 | | |
| | | 63 | | #region Implicit Conversions |
| | | 64 | | |
| | 60 | 65 | | public static implicit operator byte[](ChannelId c) => c._value; |
| | 140 | 66 | | public static implicit operator ReadOnlyMemory<byte>(ChannelId c) => c._value; |
| | 668 | 67 | | public static implicit operator ChannelId(byte[] value) => new(value); |
| | 0 | 68 | | public static implicit operator ChannelId(Span<byte> value) => new(value); |
| | | 69 | | |
| | | 70 | | public static bool operator !=(ChannelId left, ChannelId right) |
| | | 71 | | { |
| | 12 | 72 | | return !left.Equals(right); |
| | | 73 | | } |
| | | 74 | | |
| | | 75 | | public static bool operator ==(ChannelId left, ChannelId right) |
| | | 76 | | { |
| | 20 | 77 | | return left.Equals(right); |
| | | 78 | | } |
| | | 79 | | |
| | | 80 | | #endregion |
| | | 81 | | } |