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osu-lazer/osu.Game/Screens/OnlinePlay/Multiplayer/MultiplayerLoungeSubScreen.cs

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// 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.Threading.Tasks;
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Logging;
using osu.Framework.Screens;
using osu.Game.Graphics.UserInterface;
using osu.Game.Online.API;
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using osu.Game.Online.Multiplayer;
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using osu.Game.Online.Rooms;
using osu.Game.Screens.OnlinePlay.Components;
using osu.Game.Screens.OnlinePlay.Lounge;
using osu.Game.Screens.OnlinePlay.Lounge.Components;
using osu.Game.Screens.OnlinePlay.Match;
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namespace osu.Game.Screens.OnlinePlay.Multiplayer
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{
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public class MultiplayerLoungeSubScreen : LoungeSubScreen
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{
[Resolved]
private IAPIProvider api { get; set; }
[Resolved]
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private MultiplayerClient client { get; set; }
public override void OnResuming(ScreenTransitionEvent e)
{
base.OnResuming(e);
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// Upon having left a room, we don't know whether we were the only participant, and whether the room is now closed as a result of leaving it.
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// To work around this, temporarily remove the room and trigger an immediate listing poll.
if (e.Last is MultiplayerMatchSubScreen match)
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{
RoomManager.RemoveRoom(match.Room);
ListingPollingComponent.PollImmediately();
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}
}
protected override FilterCriteria CreateFilterCriteria()
{
var criteria = base.CreateFilterCriteria();
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criteria.Category = @"realtime";
return criteria;
}
protected override OsuButton CreateNewRoomButton() => new CreateMultiplayerMatchButton();
protected override Room CreateNewRoom() => new Room
{
Name = { Value = $"{api.LocalUser}'s awesome room" },
Type = { Value = MatchType.HeadToHead },
};
protected override RoomSubScreen CreateRoomSubScreen(Room room) => new MultiplayerMatchSubScreen(room);
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protected override ListingPollingComponent CreatePollingComponent() => new MultiplayerListingPollingComponent();
protected override void OpenNewRoom(Room room)
{
if (client?.IsConnected.Value != true)
{
Logger.Log("Not currently connected to the multiplayer server.", LoggingTarget.Runtime, LogLevel.Important);
return;
}
base.OpenNewRoom(room);
}
private class MultiplayerListingPollingComponent : ListingPollingComponent
{
[Resolved]
private MultiplayerClient client { get; set; }
private readonly IBindable<bool> isConnected = new Bindable<bool>();
[BackgroundDependencyLoader]
private void load()
{
isConnected.BindTo(client.IsConnected);
isConnected.BindValueChanged(c => Scheduler.AddOnce(poll), true);
}
private void poll()
{
if (isConnected.Value && IsLoaded)
PollImmediately();
}
protected override Task Poll()
{
if (!isConnected.Value)
return Task.CompletedTask;
if (client.Room != null)
return Task.CompletedTask;
return base.Poll();
}
}
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}
}