mirror of
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161 lines
5.1 KiB
C#
161 lines
5.1 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 osuTK;
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using osu.Framework.Allocation;
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using osu.Framework.Bindables;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Containers;
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using osu.Game.Graphics;
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using osu.Game.Graphics.Sprites;
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using osu.Game.Online.API;
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using osu.Game.Rulesets;
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using osu.Game.Users;
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using System.Collections.Generic;
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using System.Linq;
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using System.Threading;
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namespace osu.Game.Overlays.Profile.Sections
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{
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public abstract class PaginatedContainer<TModel> : FillFlowContainer
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{
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private readonly ProfileShowMoreButton moreButton;
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private readonly OsuSpriteText missingText;
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private APIRequest<List<TModel>> retrievalRequest;
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private CancellationTokenSource loadCancellation;
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private readonly BindableInt count = new BindableInt();
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[Resolved]
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private IAPIProvider api { get; set; }
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protected int VisiblePages;
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protected int ItemsPerPage;
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protected readonly Bindable<User> User = new Bindable<User>();
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protected readonly FillFlowContainer ItemsContainer;
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protected RulesetStore Rulesets;
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protected PaginatedContainer(Bindable<User> user, string header, string missing)
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{
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User.BindTo(user);
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RelativeSizeAxes = Axes.X;
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AutoSizeAxes = Axes.Y;
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Direction = FillDirection.Vertical;
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Children = new Drawable[]
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{
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new FillFlowContainer
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{
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AutoSizeAxes = Axes.Both,
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Direction = FillDirection.Horizontal,
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Spacing = new Vector2(5, 0),
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Margin = new MarginPadding { Top = 10, Bottom = 10 },
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Children = new Drawable[]
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{
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new OsuSpriteText
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{
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Anchor = Anchor.CentreLeft,
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Origin = Anchor.CentreLeft,
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Text = header,
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Font = OsuFont.GetFont(size: 20, weight: FontWeight.Bold),
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},
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new CounterPill
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{
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Anchor = Anchor.CentreLeft,
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Origin = Anchor.CentreLeft,
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Current = { BindTarget = count }
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}
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}
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},
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ItemsContainer = new FillFlowContainer
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{
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AutoSizeAxes = Axes.Y,
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RelativeSizeAxes = Axes.X,
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Spacing = new Vector2(0, 2),
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},
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moreButton = new ProfileShowMoreButton
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{
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Anchor = Anchor.TopCentre,
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Origin = Anchor.TopCentre,
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Alpha = 0,
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Margin = new MarginPadding { Top = 10 },
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Action = showMore,
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},
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missingText = new OsuSpriteText
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{
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Font = OsuFont.GetFont(size: 15),
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Text = missing,
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Alpha = 0,
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},
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};
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}
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[BackgroundDependencyLoader]
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private void load(RulesetStore rulesets)
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{
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Rulesets = rulesets;
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User.ValueChanged += onUserChanged;
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User.TriggerChange();
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}
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private void onUserChanged(ValueChangedEvent<User> e)
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{
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loadCancellation?.Cancel();
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retrievalRequest?.Cancel();
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VisiblePages = 0;
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ItemsContainer.Clear();
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if (e.NewValue != null)
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{
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showMore();
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count.Value = GetCount(e.NewValue);
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}
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}
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private void showMore()
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{
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loadCancellation = new CancellationTokenSource();
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retrievalRequest = CreateRequest();
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retrievalRequest.Success += UpdateItems;
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api.Queue(retrievalRequest);
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}
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protected virtual void UpdateItems(List<TModel> items) => Schedule(() =>
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{
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if (!items.Any() && VisiblePages == 1)
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{
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moreButton.Hide();
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moreButton.IsLoading = false;
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missingText.Show();
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return;
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}
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LoadComponentsAsync(items.Select(CreateDrawableItem).Where(d => d != null), drawables =>
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{
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missingText.Hide();
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moreButton.FadeTo(items.Count == ItemsPerPage ? 1 : 0);
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moreButton.IsLoading = false;
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ItemsContainer.AddRange(drawables);
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}, loadCancellation.Token);
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});
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protected virtual int GetCount(User user) => 0;
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protected abstract APIRequest<List<TModel>> CreateRequest();
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protected abstract Drawable CreateDrawableItem(TModel model);
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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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retrievalRequest?.Cancel();
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}
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}
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}
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