osu/osu.Game/Screens/Multi/Match/Components/ReadyButton.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;
using System.Linq;
using osu.Framework.Allocation;
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using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Game.Beatmaps;
using osu.Game.Online.Multiplayer;
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using osuTK;
namespace osu.Game.Screens.Multi.Match.Components
{
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public class ReadyButton : HeaderButton
{
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public readonly Bindable<BeatmapInfo> Beatmap = new Bindable<BeatmapInfo>();
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[Resolved(typeof(Room), nameof(Room.EndDate))]
private Bindable<DateTimeOffset> endDate { get; set; }
[Resolved]
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private IBindable<WorkingBeatmap> gameBeatmap { get; set; }
[Resolved]
private BeatmapManager beatmaps { get; set; }
private bool hasBeatmap;
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public ReadyButton()
{
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RelativeSizeAxes = Axes.Y;
Size = new Vector2(200, 1);
Text = "Start";
}
[BackgroundDependencyLoader]
private void load()
{
beatmaps.ItemAdded += beatmapAdded;
beatmaps.ItemRemoved += beatmapRemoved;
Beatmap.BindValueChanged(b => updateBeatmap(b.NewValue), true);
}
private void updateBeatmap(BeatmapInfo beatmap)
{
hasBeatmap = false;
if (beatmap?.OnlineBeatmapID == null)
return;
hasBeatmap = beatmaps.QueryBeatmap(b => b.OnlineBeatmapID == beatmap.OnlineBeatmapID) != null;
}
private void beatmapAdded(BeatmapSetInfo model, bool existing)
{
if (Beatmap.Value == null)
return;
if (model.Beatmaps.Any(b => b.OnlineBeatmapID == Beatmap.Value.OnlineBeatmapID))
Schedule(() => hasBeatmap = true);
}
private void beatmapRemoved(BeatmapSetInfo model)
{
if (Beatmap.Value == null)
return;
if (model.OnlineBeatmapSetID == Beatmap.Value.BeatmapSet.OnlineBeatmapSetID)
Schedule(() => hasBeatmap = false);
}
protected override void Update()
{
base.Update();
updateEnabledState();
}
private void updateEnabledState()
{
if (gameBeatmap.Value == null)
{
Enabled.Value = false;
return;
}
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bool hasEnoughTime = DateTimeOffset.UtcNow.AddSeconds(30).AddMilliseconds(gameBeatmap.Value.Track.Length) < endDate.Value;
Enabled.Value = hasBeatmap && hasEnoughTime;
}
protected override void Dispose(bool isDisposing)
{
base.Dispose(isDisposing);
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if (beatmaps != null)
beatmaps.ItemAdded -= beatmapAdded;
}
}
}