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/*
* GNU AFFERO GENERAL PUBLIC LICENSE
* Version 3, 19 November 2007
* Copyright (C) 2007 Free Software Foundation, Inc. <https://fsf.org/>
* Everyone is permitted to copy and distribute verbatim copies
* of this license document, but changing it is not allowed.
*/
using System;
using System.Collections.Generic;
namespace UVtools.Core.Objects
{
public class StringTag : BindableBase, IEquatable<StringTag>, IComparable<StringTag>
{
private string _content;
private object _tag;
public string Content
{
get => _content;
set => RaiseAndSetIfChanged(ref _content, value);
}
public object Tag
{
get => _tag;
set => RaiseAndSetIfChanged(ref _tag, value);
}
public string TagString
{
get => Tag.ToString();
set => Tag = value;
}
public StringTag(object content, object tag = null)
{
Content = content.ToString();
Tag = tag;
}
public StringTag(string content, object tag = null)
{
Content = content;
Tag = tag;
}
public bool Equals(StringTag other)
{
return _content == other._content && Equals(_tag, other._tag);
}
public override bool Equals(object obj)
{
if (ReferenceEquals(null, obj)) return false;
if (ReferenceEquals(this, obj)) return true;
if (obj.GetType() != GetType()) return false;
return Equals((StringTag) obj);
}
public override int GetHashCode()
{
unchecked
{
return ((_content != null ? _content.GetHashCode() : 0) * 397) ^ (_tag != null ? _tag.GetHashCode() : 0);
}
}
private sealed class ContentEqualityComparer : IEqualityComparer<StringTag>
{
public bool Equals(StringTag x, StringTag y)
{
if (ReferenceEquals(x, y)) return true;
if (ReferenceEquals(x, null)) return false;
if (ReferenceEquals(y, null)) return false;
if (x.GetType() != y.GetType()) return false;
return x.Content == y.Content;
}
public int GetHashCode(StringTag obj)
{
return (obj.Content != null ? obj.Content.GetHashCode() : 0);
}
}
public static IEqualityComparer<StringTag> ContentComparer { get; } = new ContentEqualityComparer();
public int CompareTo(StringTag other)
{
if (ReferenceEquals(this, other)) return 0;
if (ReferenceEquals(null, other)) return 1;
return string.Compare(Content, other.Content, StringComparison.Ordinal);
}
public override string ToString()
{
return Content;
}
}
}
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