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mirror of https://github.com/ppy/osu.git synced 2024-12-14 11:42:56 +08:00
osu-lazer/osu.Game/Database/LegacyImportManager.cs

212 lines
7.9 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.Diagnostics.CodeAnalysis;
using System.IO;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using osu.Framework;
using osu.Framework.Allocation;
using osu.Framework.Extensions.EnumExtensions;
using osu.Framework.Graphics;
using osu.Framework.Platform;
using osu.Game.Beatmaps;
using osu.Game.IO;
using osu.Game.Overlays;
using osu.Game.Overlays.Settings.Sections.Maintenance;
using osu.Game.Scoring;
using osu.Game.Skinning;
namespace osu.Game.Database
{
/// <summary>
/// Handles migration of legacy user data from osu-stable.
/// </summary>
public partial class LegacyImportManager : Component
{
[Resolved]
private SkinManager skins { get; set; } = null!;
[Resolved]
private BeatmapManager beatmaps { get; set; } = null!;
[Resolved]
private ScoreManager scores { get; set; } = null!;
[Resolved]
private OsuGame? game { get; set; }
[Resolved]
private IDialogOverlay dialogOverlay { get; set; } = null!;
[Resolved]
private RealmAccess realmAccess { get; set; } = null!;
[Resolved]
private GameHost gameHost { get; set; } = null!;
[Resolved]
private INotificationOverlay? notifications { get; set; }
private StableStorage? cachedStorage;
public bool SupportsImportFromStable => RuntimeInfo.IsDesktop;
public void UpdateStorage(string stablePath) => cachedStorage = new StableStorage(stablePath, gameHost as DesktopGameHost);
/// <summary>
/// Checks whether a valid location to run a stable import from can be determined starting from the supplied <paramref name="directory"/>.
/// </summary>
/// <param name="directory">The directory to check for stable import eligibility.</param>
/// <param name="stableRoot">
/// If the return value is <see langword="true"/>,
/// this parameter will contain the <see cref="DirectoryInfo"/> to use as the root directory for importing.
/// </param>
public bool IsUsableForStableImport(DirectoryInfo? directory, [NotNullWhen(true)] out DirectoryInfo? stableRoot)
{
if (directory == null)
{
stableRoot = null;
return false;
}
// A full stable installation will have a configuration file present.
// This is the best case scenario, as it may contain a custom beatmap directory we need to traverse to.
if (directory.GetFiles(@"osu!.*.cfg").Any())
{
stableRoot = directory;
return true;
}
// The user may only have their songs or skins folders left.
// We still want to allow them to import based on this.
if (directory.GetDirectories(@"Songs").Any() || directory.GetDirectories(@"Skins").Any())
{
stableRoot = directory;
return true;
}
// The user may have traversed *inside* their songs or skins folders.
if (directory.Parent != null && (directory.Name == @"Songs" || directory.Name == @"Skins"))
{
stableRoot = directory.Parent;
return true;
}
stableRoot = null;
return false;
}
public bool CheckSongsFolderHardLinkAvailability()
{
var stableStorage = GetCurrentStableStorage();
if (stableStorage == null || gameHost is not DesktopGameHost desktopGameHost)
return false;
string testExistingPath = stableStorage.GetSongStorage().GetFullPath(string.Empty);
string testDestinationPath = desktopGameHost.Storage.GetFullPath(string.Empty);
return HardLinkHelper.CheckAvailability(testDestinationPath, testExistingPath);
}
public virtual async Task<int> GetImportCount(StableContent content, CancellationToken cancellationToken)
{
var stableStorage = GetCurrentStableStorage();
if (stableStorage == null)
return 0;
cancellationToken.ThrowIfCancellationRequested();
switch (content)
{
case StableContent.Beatmaps:
return await new LegacyBeatmapImporter(beatmaps).GetAvailableCount(stableStorage).ConfigureAwait(false);
case StableContent.Skins:
return await new LegacySkinImporter(skins).GetAvailableCount(stableStorage).ConfigureAwait(false);
case StableContent.Collections:
return await new LegacyCollectionImporter(realmAccess).GetAvailableCount(stableStorage).ConfigureAwait(false);
case StableContent.Scores:
return await new LegacyScoreImporter(scores).GetAvailableCount(stableStorage).ConfigureAwait(false);
default:
throw new ArgumentException($"Only one {nameof(StableContent)} flag should be specified.");
}
}
public async Task ImportFromStableAsync(StableContent content, bool interactiveLocateIfNotFound = true)
{
var stableStorage = GetCurrentStableStorage();
if (stableStorage == null)
{
if (!interactiveLocateIfNotFound)
return;
var taskCompletionSource = new TaskCompletionSource<string>(TaskCreationOptions.RunContinuationsAsynchronously);
Schedule(() => dialogOverlay.Push(new StableDirectoryLocationDialog(taskCompletionSource)));
string stablePath = await taskCompletionSource.Task.ConfigureAwait(false);
UpdateStorage(stablePath);
stableStorage = GetCurrentStableStorage();
}
if (stableStorage == null)
return;
var importTasks = new List<Task>();
Task beatmapImportTask = Task.CompletedTask;
if (content.HasFlagFast(StableContent.Beatmaps))
importTasks.Add(beatmapImportTask = new LegacyBeatmapImporter(beatmaps).ImportFromStableAsync(stableStorage));
if (content.HasFlagFast(StableContent.Skins))
importTasks.Add(new LegacySkinImporter(skins).ImportFromStableAsync(stableStorage));
if (content.HasFlagFast(StableContent.Collections))
{
importTasks.Add(beatmapImportTask.ContinueWith(_ => new LegacyCollectionImporter(realmAccess)
{
// Other legacy importers import via model managers which handle the posting of notifications.
// Collections are an exception.
PostNotification = n => notifications?.Post(n)
}.ImportFromStorage(stableStorage), TaskContinuationOptions.OnlyOnRanToCompletion));
}
if (content.HasFlagFast(StableContent.Scores))
importTasks.Add(beatmapImportTask.ContinueWith(_ => new LegacyScoreImporter(scores).ImportFromStableAsync(stableStorage), TaskContinuationOptions.OnlyOnRanToCompletion));
await Task.WhenAll(importTasks.ToArray()).ConfigureAwait(false);
}
public StableStorage? GetCurrentStableStorage()
{
if (cachedStorage != null)
return cachedStorage;
var stableStorage = game?.GetStorageForStableInstall();
if (stableStorage != null)
return cachedStorage = stableStorage;
return null;
}
}
[Flags]
public enum StableContent
{
Beatmaps = 1 << 0,
Scores = 1 << 1,
Skins = 1 << 2,
Collections = 1 << 3,
All = Beatmaps | Scores | Skins | Collections
}
}