// 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.Diagnostics; using System.Linq; using System.Threading.Tasks; using Microsoft.AspNetCore.SignalR; using osu.Framework.Allocation; using osu.Framework.Logging; using osu.Framework.Screens; using osu.Game.Beatmaps; using osu.Game.Graphics.UserInterface; using osu.Game.Online.Multiplayer; using osu.Game.Online.Rooms; using osu.Game.Rulesets; using osu.Game.Rulesets.Mods; using osu.Game.Screens.Select; namespace osu.Game.Screens.OnlinePlay.Multiplayer { public class MultiplayerMatchSongSelect : OnlinePlaySongSelect { [Resolved] private MultiplayerClient client { get; set; } private readonly long? itemToEdit; private LoadingLayer loadingLayer; /// <summary> /// Construct a new instance of multiplayer song select. /// </summary> /// <param name="room">The room.</param> /// <param name="itemToEdit">The item to be edited. May be null, in which case a new item will be added to the playlist.</param> /// <param name="beatmap">An optional initial beatmap selection to perform.</param> /// <param name="ruleset">An optional initial ruleset selection to perform.</param> public MultiplayerMatchSongSelect(Room room, long? itemToEdit = null, WorkingBeatmap beatmap = null, RulesetInfo ruleset = null) : base(room) { this.itemToEdit = itemToEdit; if (beatmap != null || ruleset != null) { Schedule(() => { if (beatmap != null) Beatmap.Value = beatmap; if (ruleset != null) Ruleset.Value = ruleset; }); } } [BackgroundDependencyLoader] private void load() { AddInternal(loadingLayer = new LoadingLayer(true)); } protected override void SelectItem(PlaylistItem item) { // If the client is already in a room, update via the client. // Otherwise, update the playlist directly in preparation for it to be submitted to the API on match creation. if (client.Room != null) { loadingLayer.Show(); var multiplayerItem = new MultiplayerPlaylistItem { ID = itemToEdit ?? 0, BeatmapID = item.Beatmap.OnlineID, BeatmapChecksum = item.Beatmap.MD5Hash, RulesetID = item.RulesetID, RequiredMods = item.RequiredMods.ToArray(), AllowedMods = item.AllowedMods.ToArray() }; Task task = itemToEdit != null ? client.EditPlaylistItem(multiplayerItem) : client.AddPlaylistItem(multiplayerItem); task.ContinueWith(t => { Schedule(() => { loadingLayer.Hide(); if (t.IsFaulted) { Exception exception = t.Exception; if (exception is AggregateException ae) exception = ae.InnerException; Debug.Assert(exception != null); string message = exception is HubException // HubExceptions arrive with additional message context added, but we want to display the human readable message: // "An unexpected error occurred invoking 'AddPlaylistItem' on the server.InvalidStateException: Can't enqueue more than 3 items at once." // We generally use the message field for a user-parseable error (eventually to be replaced), so drop the first part for now. ? exception.Message.Substring(exception.Message.IndexOf(':') + 1).Trim() : exception.Message; Logger.Log(message, level: LogLevel.Important); Carousel.AllowSelection = true; return; } this.Exit(); }); }); } else { Playlist.Clear(); Playlist.Add(item); this.Exit(); } } protected override BeatmapDetailArea CreateBeatmapDetailArea() => new PlayBeatmapDetailArea(); protected override bool IsValidFreeMod(Mod mod) => base.IsValidFreeMod(mod) && !(mod is ModTimeRamp) && !(mod is ModRateAdjust); } }