osu/osu.Game/Beatmaps/BeatmapInfo.cs

175 lines
5.7 KiB
C#

// 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 System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
using System.Linq;
using Newtonsoft.Json;
using osu.Game.Database;
using osu.Game.IO.Serialization;
using osu.Game.Rulesets;
using osu.Game.Scoring;
namespace osu.Game.Beatmaps
{
[Serializable]
public class BeatmapInfo : IEquatable<BeatmapInfo>, IJsonSerializable, IHasPrimaryKey
{
public int ID { get; set; }
public int BeatmapVersion;
private int? onlineBeatmapID;
[JsonProperty("id")]
public int? OnlineBeatmapID
{
get => onlineBeatmapID;
set => onlineBeatmapID = value > 0 ? value : null;
}
[JsonIgnore]
public int BeatmapSetInfoID { get; set; }
public BeatmapSetOnlineStatus Status { get; set; } = BeatmapSetOnlineStatus.None;
[Required]
public BeatmapSetInfo BeatmapSet { get; set; }
public BeatmapMetadata Metadata { get; set; }
[JsonIgnore]
public int BaseDifficultyID { get; set; }
public BeatmapDifficulty BaseDifficulty { get; set; }
[NotMapped]
public BeatmapMetrics Metrics { get; set; }
[NotMapped]
public BeatmapOnlineInfo OnlineInfo { get; set; }
/// <summary>
/// The playable length in milliseconds of this beatmap.
/// </summary>
public double Length { get; set; }
/// <summary>
/// The most common BPM of this beatmap.
/// </summary>
public double BPM { get; set; }
public string Path { get; set; }
[JsonProperty("file_sha2")]
public string Hash { get; set; }
[JsonIgnore]
public bool Hidden { get; set; }
/// <summary>
/// MD5 is kept for legacy support (matching against replays, osu-web-10 etc.).
/// </summary>
[JsonProperty("file_md5")]
public string MD5Hash { get; set; }
// General
public int AudioLeadIn { get; set; }
public bool Countdown { get; set; } = true;
public float StackLeniency { get; set; } = 0.7f;
public bool SpecialStyle { get; set; }
public int RulesetID { get; set; }
public RulesetInfo Ruleset { get; set; }
public bool LetterboxInBreaks { get; set; }
public bool WidescreenStoryboard { get; set; }
// Editor
// This bookmarks stuff is necessary because DB doesn't know how to store int[]
[JsonIgnore]
public string StoredBookmarks
{
get => string.Join(",", Bookmarks);
set
{
if (string.IsNullOrEmpty(value))
{
Bookmarks = new int[0];
return;
}
Bookmarks = value.Split(',').Select(v =>
{
bool result = int.TryParse(v, out int val);
return new { result, val };
}).Where(p => p.result).Select(p => p.val).ToArray();
}
}
[NotMapped]
public int[] Bookmarks { get; set; } = new int[0];
public double DistanceSpacing { get; set; }
public int BeatDivisor { get; set; }
public int GridSize { get; set; }
public double TimelineZoom { get; set; }
// Metadata
public string Version { get; set; }
[JsonProperty("difficulty_rating")]
public double StarDifficulty { get; set; }
/// <summary>
/// Currently only populated for beatmap deletion. Use <see cref="ScoreManager"/> to query scores.
/// </summary>
public List<ScoreInfo> Scores { get; set; }
[JsonIgnore]
public DifficultyRating DifficultyRating
{
get
{
var rating = StarDifficulty;
if (rating < 2.0) return DifficultyRating.Easy;
if (rating < 2.7) return DifficultyRating.Normal;
if (rating < 4.0) return DifficultyRating.Hard;
if (rating < 5.3) return DifficultyRating.Insane;
if (rating < 6.5) return DifficultyRating.Expert;
return DifficultyRating.ExpertPlus;
}
}
public override string ToString() => $"{Metadata} [{Version}]".Trim();
public bool Equals(BeatmapInfo other)
{
if (ID == 0 || other?.ID == 0)
// one of the two BeatmapInfos we are comparing isn't sourced from a database.
// fall back to reference equality.
return ReferenceEquals(this, other);
return ID == other?.ID;
}
public bool AudioEquals(BeatmapInfo other) => other != null && BeatmapSet != null && other.BeatmapSet != null &&
BeatmapSet.Hash == other.BeatmapSet.Hash &&
(Metadata ?? BeatmapSet.Metadata).AudioFile == (other.Metadata ?? other.BeatmapSet.Metadata).AudioFile;
public bool BackgroundEquals(BeatmapInfo other) => other != null && BeatmapSet != null && other.BeatmapSet != null &&
BeatmapSet.Hash == other.BeatmapSet.Hash &&
(Metadata ?? BeatmapSet.Metadata).BackgroundFile == (other.Metadata ?? other.BeatmapSet.Metadata).BackgroundFile;
/// <summary>
/// Returns a shallow-clone of this <see cref="BeatmapInfo"/>.
/// </summary>
public BeatmapInfo Clone() => (BeatmapInfo)MemberwiseClone();
}
}