osu/osu.Game/Online/Multiplayer/OnlineMultiplayerClient.cs

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