Umbraco-CMS/src/Umbraco.Core/Models/ContentCultureInfos.cs

using Umbraco.Cms.Core.Models.Entities;

namespace Umbraco.Cms.Core.Models;

/// <summary>
///     The name of a content variant for a given culture
/// </summary>
public class ContentCultureInfos : BeingDirtyBase, IDeepCloneable, IEquatable<ContentCultureInfos>
{
    private DateTime _date;
    private string? _name;

    /// <summary>
    ///     Initializes a new instance of the <see cref="ContentCultureInfos" /> class.
    /// </summary>
    public ContentCultureInfos(string culture)
    {
        if (culture == null)
        {
            throw new ArgumentNullException(nameof(culture));
        }

        if (string.IsNullOrWhiteSpace(culture))
        {
            throw new ArgumentException(
                "Value can't be empty or consist only of white-space characters.",
                nameof(culture));
        }

        Culture = culture;
    }

    /// <summary>
    ///     Initializes a new instance of the <see cref="ContentCultureInfos" /> class.
    /// </summary>
    /// <remarks>Used for cloning, without change tracking.</remarks>
    internal ContentCultureInfos(ContentCultureInfos other)
        : this(other.Culture)
    {
        _name = other.Name;
        _date = other.Date;
    }

    /// <summary>
    ///     Gets the culture.
    /// </summary>
    public string Culture { get; }

    /// <summary>
    ///     Gets the name.
    /// </summary>
    public string? Name
    {
        get => _name;
        set => SetPropertyValueAndDetectChanges(value, ref _name, nameof(Name));
    }

    /// <summary>
    ///     Gets the date.
    /// </summary>
    public DateTime Date
    {
        get => _date;
        set => SetPropertyValueAndDetectChanges(value, ref _date, nameof(Date));
    }

    /// <inheritdoc />
    public object DeepClone() => new ContentCultureInfos(this);

    /// <inheritdoc />
    public bool Equals(ContentCultureInfos? other) => other != null && Culture == other.Culture && Name == other.Name;

    /// <inheritdoc />
    public override bool Equals(object? obj) => obj is ContentCultureInfos other && Equals(other);

    /// <inheritdoc />
    public override int GetHashCode()
    {
        var hashCode = 479558943;
        hashCode = (hashCode * -1521134295) + EqualityComparer<string>.Default.GetHashCode(Culture);
        if (Name is not null)
        {
            hashCode = (hashCode * -1521134295) + EqualityComparer<string>.Default.GetHashCode(Name);
        }

        return hashCode;
    }

    /// <summary>
    ///     Deconstructs into culture and name.
    /// </summary>
    public void Deconstruct(out string culture, out string? name)
    {
        culture = Culture;
        name = Name;
    }

    /// <summary>
    ///     Deconstructs into culture, name and date.
    /// </summary>
    public void Deconstruct(out string culture, out string? name, out DateTime date)
    {
        Deconstruct(out culture, out name);
        date = Date;
    }
}