mirror of
https://github.com/ppy/osu
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321 lines
12 KiB
C#
321 lines
12 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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#nullable disable
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Linq.Expressions;
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using System.Threading;
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using System.Threading.Tasks;
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using JetBrains.Annotations;
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using osu.Framework.Audio;
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using osu.Framework.Audio.Sample;
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using osu.Framework.Bindables;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Rendering;
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using osu.Framework.Graphics.Textures;
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using osu.Framework.IO.Stores;
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using osu.Framework.Platform;
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using osu.Framework.Testing;
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using osu.Framework.Threading;
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using osu.Framework.Utils;
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using osu.Game.Audio;
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using osu.Game.Database;
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using osu.Game.IO;
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using osu.Game.Overlays.Notifications;
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using osu.Game.Utils;
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namespace osu.Game.Skinning
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{
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/// <summary>
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/// Handles the storage and retrieval of <see cref="Skin"/>s.
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/// </summary>
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/// <remarks>
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/// This is also exposed and cached as <see cref="ISkinSource"/> to allow for any component to potentially have skinning support.
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/// For gameplay components, see <see cref="RulesetSkinProvidingContainer"/> which adds extra legacy and toggle logic that may affect the lookup process.
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/// </remarks>
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[ExcludeFromDynamicCompile]
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public class SkinManager : ModelManager<SkinInfo>, ISkinSource, IStorageResourceProvider, IModelImporter<SkinInfo>
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{
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/// <summary>
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/// The default "classic" skin.
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/// </summary>
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public Skin DefaultClassicSkin { get; }
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private readonly AudioManager audio;
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private readonly Scheduler scheduler;
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private readonly GameHost host;
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private readonly IResourceStore<byte[]> resources;
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public readonly Bindable<Skin> CurrentSkin = new Bindable<Skin>();
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public readonly Bindable<Live<SkinInfo>> CurrentSkinInfo = new Bindable<Live<SkinInfo>>(ArgonSkin.CreateInfo().ToLiveUnmanaged());
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private readonly SkinImporter skinImporter;
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private readonly IResourceStore<byte[]> userFiles;
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private Skin argonSkin { get; }
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private Skin trianglesSkin { get; }
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public SkinManager(Storage storage, RealmAccess realm, GameHost host, IResourceStore<byte[]> resources, AudioManager audio, Scheduler scheduler)
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: base(storage, realm)
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{
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this.audio = audio;
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this.scheduler = scheduler;
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this.host = host;
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this.resources = resources;
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userFiles = new StorageBackedResourceStore(storage.GetStorageForDirectory("files"));
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skinImporter = new SkinImporter(storage, realm, this)
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{
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PostNotification = obj => PostNotification?.Invoke(obj),
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};
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var defaultSkins = new[]
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{
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DefaultClassicSkin = new DefaultLegacySkin(this),
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trianglesSkin = new TrianglesSkin(this),
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argonSkin = new ArgonSkin(this),
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};
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// Ensure the default entries are present.
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realm.Write(r =>
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{
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foreach (var skin in defaultSkins)
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{
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if (r.Find<SkinInfo>(skin.SkinInfo.ID) == null)
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r.Add(skin.SkinInfo.Value);
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}
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});
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CurrentSkinInfo.ValueChanged += skin =>
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{
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CurrentSkin.Value = skin.NewValue.PerformRead(GetSkin);
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};
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CurrentSkin.Value = argonSkin;
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CurrentSkin.ValueChanged += skin =>
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{
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if (!skin.NewValue.SkinInfo.Equals(CurrentSkinInfo.Value))
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throw new InvalidOperationException($"Setting {nameof(CurrentSkin)}'s value directly is not supported. Use {nameof(CurrentSkinInfo)} instead.");
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SourceChanged?.Invoke();
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};
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}
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public void SelectRandomSkin()
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{
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Realm.Run(r =>
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{
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// choose from only user skins, removing the current selection to ensure a new one is chosen.
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var randomChoices = r.All<SkinInfo>()
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.Where(s => !s.DeletePending && s.ID != CurrentSkinInfo.Value.ID)
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.ToArray();
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if (randomChoices.Length == 0)
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{
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CurrentSkinInfo.Value = ArgonSkin.CreateInfo().ToLiveUnmanaged();
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return;
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}
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var chosen = randomChoices.ElementAt(RNG.Next(0, randomChoices.Length));
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CurrentSkinInfo.Value = chosen.ToLive(Realm);
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});
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}
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/// <summary>
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/// Retrieve a <see cref="Skin"/> instance for the provided <see cref="SkinInfo"/>
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/// </summary>
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/// <param name="skinInfo">The skin to lookup.</param>
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/// <returns>A <see cref="Skin"/> instance correlating to the provided <see cref="SkinInfo"/>.</returns>
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public Skin GetSkin(SkinInfo skinInfo) => skinInfo.CreateInstance(this);
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/// <summary>
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/// Ensure that the current skin is in a state it can accept user modifications.
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/// This will create a copy of any internal skin and being tracking in the database if not already.
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/// </summary>
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/// <returns>
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/// Whether a new skin was created to allow for mutation.
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/// </returns>
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public bool EnsureMutableSkin()
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{
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return CurrentSkinInfo.Value.PerformRead(s =>
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{
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if (!s.Protected)
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return false;
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string[] existingSkinNames = Realm.Run(r => r.All<SkinInfo>()
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.Where(skin => !skin.DeletePending)
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.AsEnumerable()
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.Select(skin => skin.Name).ToArray());
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// if the user is attempting to save one of the default skin implementations, create a copy first.
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var skinInfo = new SkinInfo
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{
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Creator = s.Creator,
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InstantiationInfo = s.InstantiationInfo,
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Name = NamingUtils.GetNextBestName(existingSkinNames, $@"{s.Name} (modified)")
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};
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var result = skinImporter.ImportModel(skinInfo);
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if (result != null)
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{
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// save once to ensure the required json content is populated.
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// currently this only happens on save.
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result.PerformRead(skin => Save(skin.CreateInstance(this)));
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CurrentSkinInfo.Value = result;
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return true;
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}
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return false;
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});
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}
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public void Save(Skin skin)
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{
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if (!skin.SkinInfo.IsManaged)
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throw new InvalidOperationException($"Attempting to save a skin which is not yet tracked. Call {nameof(EnsureMutableSkin)} first.");
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skinImporter.Save(skin);
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}
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/// <summary>
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/// Perform a lookup query on available <see cref="SkinInfo"/>s.
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/// </summary>
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/// <param name="query">The query.</param>
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/// <returns>The first result for the provided query, or null if no results were found.</returns>
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public Live<SkinInfo> Query(Expression<Func<SkinInfo, bool>> query)
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{
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return Realm.Run(r => r.All<SkinInfo>().FirstOrDefault(query)?.ToLive(Realm));
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}
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public event Action SourceChanged;
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public Drawable GetDrawableComponent(ISkinComponent component) => lookupWithFallback(s => s.GetDrawableComponent(component));
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public Texture GetTexture(string componentName, WrapMode wrapModeS, WrapMode wrapModeT) => lookupWithFallback(s => s.GetTexture(componentName, wrapModeS, wrapModeT));
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public ISample GetSample(ISampleInfo sampleInfo) => lookupWithFallback(s => s.GetSample(sampleInfo));
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public IBindable<TValue> GetConfig<TLookup, TValue>(TLookup lookup) => lookupWithFallback(s => s.GetConfig<TLookup, TValue>(lookup));
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public ISkin FindProvider(Func<ISkin, bool> lookupFunction)
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{
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foreach (var source in AllSources)
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{
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if (lookupFunction(source))
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return source;
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}
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return null;
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}
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public IEnumerable<ISkin> AllSources
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{
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get
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{
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yield return CurrentSkin.Value;
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// Skin manager provides default fallbacks.
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// This handles cases where a user skin doesn't have the required resources for complete display of
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// certain elements.
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if (CurrentSkin.Value is LegacySkin && CurrentSkin.Value != DefaultClassicSkin)
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yield return DefaultClassicSkin;
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if (CurrentSkin.Value != trianglesSkin)
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yield return trianglesSkin;
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}
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}
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private T lookupWithFallback<T>(Func<ISkin, T> lookupFunction)
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where T : class
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{
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foreach (var source in AllSources)
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{
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if (lookupFunction(source) is T skinSourced)
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return skinSourced;
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}
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return null;
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}
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#region IResourceStorageProvider
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IRenderer IStorageResourceProvider.Renderer => host.Renderer;
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AudioManager IStorageResourceProvider.AudioManager => audio;
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IResourceStore<byte[]> IStorageResourceProvider.Resources => resources;
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IResourceStore<byte[]> IStorageResourceProvider.Files => userFiles;
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RealmAccess IStorageResourceProvider.RealmAccess => Realm;
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IResourceStore<TextureUpload> IStorageResourceProvider.CreateTextureLoaderStore(IResourceStore<byte[]> underlyingStore) => host.CreateTextureLoaderStore(underlyingStore);
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#endregion
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#region Implementation of IModelImporter<SkinInfo>
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public Action<IEnumerable<Live<SkinInfo>>> PresentImport
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{
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set => skinImporter.PresentImport = value;
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}
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public Task Import(params string[] paths) => skinImporter.Import(paths);
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public Task Import(params ImportTask[] tasks) => skinImporter.Import(tasks);
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public IEnumerable<string> HandledExtensions => skinImporter.HandledExtensions;
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public Task<IEnumerable<Live<SkinInfo>>> Import(ProgressNotification notification, params ImportTask[] tasks) => skinImporter.Import(notification, tasks);
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public Task<Live<SkinInfo>> ImportAsUpdate(ProgressNotification notification, ImportTask task, SkinInfo original) => skinImporter.ImportAsUpdate(notification, task, original);
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public Task<Live<SkinInfo>> Import(ImportTask task, bool batchImport = false, CancellationToken cancellationToken = default) => skinImporter.Import(task, batchImport, cancellationToken);
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#endregion
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public void Delete([CanBeNull] Expression<Func<SkinInfo, bool>> filter = null, bool silent = false)
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{
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Realm.Run(r =>
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{
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var items = r.All<SkinInfo>()
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.Where(s => !s.Protected && !s.DeletePending);
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if (filter != null)
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items = items.Where(filter);
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// check the removed skin is not the current user choice. if it is, switch back to default.
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Guid currentUserSkin = CurrentSkinInfo.Value.ID;
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if (items.Any(s => s.ID == currentUserSkin))
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scheduler.Add(() => CurrentSkinInfo.Value = ArgonSkin.CreateInfo().ToLiveUnmanaged());
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Delete(items.ToList(), silent);
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});
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}
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public void SetSkinFromConfiguration(string guidString)
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{
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Live<SkinInfo> skinInfo = null;
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if (Guid.TryParse(guidString, out var guid))
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skinInfo = Query(s => s.ID == guid);
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if (skinInfo == null)
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{
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if (guid == SkinInfo.CLASSIC_SKIN)
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skinInfo = DefaultClassicSkin.SkinInfo;
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}
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CurrentSkinInfo.Value = skinInfo ?? trianglesSkin.SkinInfo;
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}
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}
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}
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