mirror of https://github.com/ppy/osu
236 lines
9.4 KiB
C#
236 lines
9.4 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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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Threading;
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using System.Threading.Tasks;
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using Microsoft.AspNetCore.SignalR;
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using Microsoft.AspNetCore.SignalR.Client;
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using osu.Framework.Allocation;
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using osu.Framework.Bindables;
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using osu.Game.Online.API;
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using osu.Game.Online.Rooms;
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namespace osu.Game.Online.Multiplayer
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{
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/// <summary>
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/// A <see cref="MultiplayerClient"/> with online connectivity.
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/// </summary>
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public partial class OnlineMultiplayerClient : MultiplayerClient
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{
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private readonly string endpoint;
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private IHubClientConnector? connector;
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public override IBindable<bool> IsConnected { get; } = new BindableBool();
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private HubConnection? connection => connector?.CurrentConnection;
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public OnlineMultiplayerClient(EndpointConfiguration endpoints)
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{
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endpoint = endpoints.MultiplayerEndpointUrl;
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}
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[BackgroundDependencyLoader]
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private void load(IAPIProvider api)
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{
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// Importantly, we are intentionally not using MessagePack here to correctly support derived class serialization.
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// More information on the limitations / reasoning can be found in osu-server-spectator's initialisation code.
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connector = api.GetHubConnector(nameof(OnlineMultiplayerClient), endpoint);
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if (connector != null)
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{
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connector.ConfigureConnection = connection =>
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{
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// this is kind of SILLY
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// https://github.com/dotnet/aspnetcore/issues/15198
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connection.On<MultiplayerRoomState>(nameof(IMultiplayerClient.RoomStateChanged), ((IMultiplayerClient)this).RoomStateChanged);
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connection.On<MultiplayerRoomUser>(nameof(IMultiplayerClient.UserJoined), ((IMultiplayerClient)this).UserJoined);
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connection.On<MultiplayerRoomUser>(nameof(IMultiplayerClient.UserLeft), ((IMultiplayerClient)this).UserLeft);
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connection.On<MultiplayerRoomUser>(nameof(IMultiplayerClient.UserKicked), ((IMultiplayerClient)this).UserKicked);
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connection.On<int>(nameof(IMultiplayerClient.HostChanged), ((IMultiplayerClient)this).HostChanged);
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connection.On<MultiplayerRoomSettings>(nameof(IMultiplayerClient.SettingsChanged), ((IMultiplayerClient)this).SettingsChanged);
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connection.On<int, MultiplayerUserState>(nameof(IMultiplayerClient.UserStateChanged), ((IMultiplayerClient)this).UserStateChanged);
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connection.On(nameof(IMultiplayerClient.LoadRequested), ((IMultiplayerClient)this).LoadRequested);
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connection.On(nameof(IMultiplayerClient.GameplayStarted), ((IMultiplayerClient)this).GameplayStarted);
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connection.On(nameof(IMultiplayerClient.LoadAborted), ((IMultiplayerClient)this).LoadAborted);
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connection.On(nameof(IMultiplayerClient.ResultsReady), ((IMultiplayerClient)this).ResultsReady);
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connection.On<int, IEnumerable<APIMod>>(nameof(IMultiplayerClient.UserModsChanged), ((IMultiplayerClient)this).UserModsChanged);
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connection.On<int, BeatmapAvailability>(nameof(IMultiplayerClient.UserBeatmapAvailabilityChanged), ((IMultiplayerClient)this).UserBeatmapAvailabilityChanged);
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connection.On<MatchRoomState>(nameof(IMultiplayerClient.MatchRoomStateChanged), ((IMultiplayerClient)this).MatchRoomStateChanged);
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connection.On<int, MatchUserState>(nameof(IMultiplayerClient.MatchUserStateChanged), ((IMultiplayerClient)this).MatchUserStateChanged);
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connection.On<MatchServerEvent>(nameof(IMultiplayerClient.MatchEvent), ((IMultiplayerClient)this).MatchEvent);
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connection.On<MultiplayerPlaylistItem>(nameof(IMultiplayerClient.PlaylistItemAdded), ((IMultiplayerClient)this).PlaylistItemAdded);
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connection.On<long>(nameof(IMultiplayerClient.PlaylistItemRemoved), ((IMultiplayerClient)this).PlaylistItemRemoved);
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connection.On<MultiplayerPlaylistItem>(nameof(IMultiplayerClient.PlaylistItemChanged), ((IMultiplayerClient)this).PlaylistItemChanged);
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};
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IsConnected.BindTo(connector.IsConnected);
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}
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}
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protected override async Task<MultiplayerRoom> JoinRoom(long roomId, string? password = null)
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{
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if (!IsConnected.Value)
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throw new OperationCanceledException();
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Debug.Assert(connection != null);
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try
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{
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return await connection.InvokeAsync<MultiplayerRoom>(nameof(IMultiplayerServer.JoinRoomWithPassword), roomId, password ?? string.Empty).ConfigureAwait(false);
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}
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catch (HubException exception)
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{
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if (exception.GetHubExceptionMessage() == HubClientConnector.SERVER_SHUTDOWN_MESSAGE)
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{
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Debug.Assert(connector != null);
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await connector.Reconnect().ConfigureAwait(false);
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return await JoinRoom(roomId, password).ConfigureAwait(false);
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}
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throw;
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}
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}
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protected override Task LeaveRoomInternal()
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{
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if (!IsConnected.Value)
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return Task.FromCanceled(new CancellationToken(true));
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Debug.Assert(connection != null);
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return connection.InvokeAsync(nameof(IMultiplayerServer.LeaveRoom));
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}
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public override Task TransferHost(int userId)
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{
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if (!IsConnected.Value)
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return Task.CompletedTask;
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Debug.Assert(connection != null);
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return connection.InvokeAsync(nameof(IMultiplayerServer.TransferHost), userId);
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}
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public override Task KickUser(int userId)
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{
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if (!IsConnected.Value)
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return Task.CompletedTask;
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Debug.Assert(connection != null);
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return connection.InvokeAsync(nameof(IMultiplayerServer.KickUser), userId);
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}
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public override Task ChangeSettings(MultiplayerRoomSettings settings)
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{
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if (!IsConnected.Value)
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return Task.CompletedTask;
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Debug.Assert(connection != null);
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return connection.InvokeAsync(nameof(IMultiplayerServer.ChangeSettings), settings);
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}
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public override Task ChangeState(MultiplayerUserState newState)
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{
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if (!IsConnected.Value)
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return Task.CompletedTask;
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Debug.Assert(connection != null);
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return connection.InvokeAsync(nameof(IMultiplayerServer.ChangeState), newState);
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}
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public override Task ChangeBeatmapAvailability(BeatmapAvailability newBeatmapAvailability)
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{
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if (!IsConnected.Value)
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return Task.CompletedTask;
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Debug.Assert(connection != null);
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return connection.InvokeAsync(nameof(IMultiplayerServer.ChangeBeatmapAvailability), newBeatmapAvailability);
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}
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public override Task ChangeUserMods(IEnumerable<APIMod> newMods)
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{
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if (!IsConnected.Value)
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return Task.CompletedTask;
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Debug.Assert(connection != null);
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return connection.InvokeAsync(nameof(IMultiplayerServer.ChangeUserMods), newMods);
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}
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public override Task SendMatchRequest(MatchUserRequest request)
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{
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if (!IsConnected.Value)
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return Task.CompletedTask;
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Debug.Assert(connection != null);
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return connection.InvokeAsync(nameof(IMultiplayerServer.SendMatchRequest), request);
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}
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public override Task StartMatch()
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{
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if (!IsConnected.Value)
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return Task.CompletedTask;
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Debug.Assert(connection != null);
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return connection.InvokeAsync(nameof(IMultiplayerServer.StartMatch));
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}
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public override Task AbortGameplay()
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{
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if (!IsConnected.Value)
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return Task.CompletedTask;
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Debug.Assert(connection != null);
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return connection.InvokeAsync(nameof(IMultiplayerServer.AbortGameplay));
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}
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public override Task AddPlaylistItem(MultiplayerPlaylistItem item)
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{
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if (!IsConnected.Value)
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return Task.CompletedTask;
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Debug.Assert(connection != null);
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return connection.InvokeAsync(nameof(IMultiplayerServer.AddPlaylistItem), item);
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}
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public override Task EditPlaylistItem(MultiplayerPlaylistItem item)
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{
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if (!IsConnected.Value)
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return Task.CompletedTask;
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Debug.Assert(connection != null);
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return connection.InvokeAsync(nameof(IMultiplayerServer.EditPlaylistItem), item);
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}
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public override Task RemovePlaylistItem(long playlistItemId)
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{
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if (!IsConnected.Value)
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return Task.CompletedTask;
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Debug.Assert(connection != null);
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return connection.InvokeAsync(nameof(IMultiplayerServer.RemovePlaylistItem), playlistItemId);
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}
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protected override void Dispose(bool isDisposing)
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{
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base.Dispose(isDisposing);
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connector?.Dispose();
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}
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}
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}
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