osu/osu.Game/Beatmaps/BeatmapMetadata.cs

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// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System;
using JetBrains.Annotations;
using Newtonsoft.Json;
using osu.Game.Models;
using osu.Game.Users;
using osu.Game.Utils;
using Realms;
namespace osu.Game.Beatmaps
{
/// <summary>
/// A realm model containing metadata for a beatmap.
/// </summary>
/// <remarks>
/// This is currently stored against each beatmap difficulty, even when it is duplicated.
/// It is also provided via <see cref="BeatmapSetInfo"/> for convenience and historical purposes.
/// A future effort could see this converted to an <see cref="EmbeddedObject"/> or potentially de-duped
/// and shared across multiple difficulties in the same set, if required.
///
/// Note that difficulty name is not stored in this metadata but in <see cref="BeatmapInfo"/>.
/// </remarks>
[Serializable]
[MapTo("BeatmapMetadata")]
public class BeatmapMetadata : RealmObject, IBeatmapMetadataInfo, IDeepCloneable<BeatmapMetadata>
{
public string Title { get; set; } = string.Empty;
[JsonProperty("title_unicode")]
public string TitleUnicode { get; set; } = string.Empty;
public string Artist { get; set; } = string.Empty;
[JsonProperty("artist_unicode")]
public string ArtistUnicode { get; set; } = string.Empty;
public RealmUser Author { get; set; } = null!;
public string Source { get; set; } = string.Empty;
[JsonProperty(@"tags")]
public string Tags { get; set; } = string.Empty;
/// <summary>
/// The time in milliseconds to begin playing the track for preview purposes.
/// If -1, the track should begin playing at 40% of its length.
/// </summary>
public int PreviewTime { get; set; } = -1;
public string AudioFile { get; set; } = string.Empty;
public string BackgroundFile { get; set; } = string.Empty;
public BeatmapMetadata(RealmUser? user = null)
{
Author = user ?? new RealmUser();
}
[UsedImplicitly] // Realm
private BeatmapMetadata()
{
}
IUser IBeatmapMetadataInfo.Author => Author;
public override string ToString() => this.GetDisplayTitle();
public BeatmapMetadata DeepClone() => new BeatmapMetadata(Author.DeepClone())
{
Title = Title,
TitleUnicode = TitleUnicode,
Artist = Artist,
ArtistUnicode = ArtistUnicode,
Source = Source,
Tags = Tags,
PreviewTime = PreviewTime,
AudioFile = AudioFile,
BackgroundFile = BackgroundFile
};
}
}