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54 lines
1.4 KiB
C#
54 lines
1.4 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.Threading.Tasks;
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using osu.Game.Online.Rooms;
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namespace osu.Game.Screens.OnlinePlay.Components
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{
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/// <summary>
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/// A <see cref="RoomPollingComponent"/> that polls for the currently-selected room.
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/// </summary>
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public class SelectionPollingComponent : RoomPollingComponent
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{
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private readonly Room room;
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public SelectionPollingComponent(Room room)
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{
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this.room = room;
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}
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private GetRoomRequest lastPollRequest;
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protected override Task Poll()
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{
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if (!API.IsLoggedIn)
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return base.Poll();
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if (room.RoomID.Value == null)
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return base.Poll();
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var tcs = new TaskCompletionSource<bool>();
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lastPollRequest?.Cancel();
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var req = new GetRoomRequest(room.RoomID.Value.Value);
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req.Success += result =>
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{
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result.RemoveExpiredPlaylistItems();
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RoomManager.AddOrUpdateRoom(result);
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tcs.SetResult(true);
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};
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req.Failure += _ => tcs.SetResult(false);
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API.Queue(req);
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lastPollRequest = req;
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return tcs.Task;
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}
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}
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}
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