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osu-lazer/osu.Game/Overlays/Comments/DrawableComment.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 osu.Framework.Graphics.Containers;
using osu.Framework.Graphics;
using osu.Game.Graphics;
using osu.Framework.Graphics.Sprites;
using osuTK;
using osu.Game.Online.API.Requests.Responses;
using osu.Game.Users.Drawables;
using osu.Game.Graphics.Containers;
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using osu.Framework.Graphics.Cursor;
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using osu.Framework.Bindables;
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using System.Linq;
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using osu.Game.Graphics.Sprites;
using osu.Framework.Allocation;
using System.Collections.Generic;
using System;
using osu.Framework.Graphics.Shapes;
using osu.Framework.Extensions.IEnumerableExtensions;
using System.Collections.Specialized;
using osu.Framework.Localisation;
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using osu.Game.Overlays.Comments.Buttons;
namespace osu.Game.Overlays.Comments
{
public class DrawableComment : CompositeDrawable
{
private const int avatar_size = 40;
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public Action<DrawableComment, int> RepliesRequested;
public readonly Comment Comment;
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public readonly BindableBool ShowDeleted = new BindableBool();
public readonly Bindable<CommentsSortCriteria> Sort = new Bindable<CommentsSortCriteria>();
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private readonly Dictionary<long, Comment> loadedReplies = new Dictionary<long, Comment>();
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public readonly BindableList<DrawableComment> Replies = new BindableList<DrawableComment>();
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private readonly BindableBool childrenExpanded = new BindableBool(true);
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private int currentPage;
private FillFlowContainer childCommentsVisibilityContainer;
private FillFlowContainer childCommentsContainer;
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private LoadRepliesButton loadRepliesButton;
private ShowMoreRepliesButton showMoreButton;
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private ShowRepliesButton showRepliesButton;
private ChevronButton chevronButton;
private DeletedCommentsCounter deletedCommentsCounter;
public DrawableComment(Comment comment)
{
Comment = comment;
}
[BackgroundDependencyLoader]
private void load(OverlayColourProvider colourProvider)
{
LinkFlowContainer username;
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FillFlowContainer info;
CommentMarkdownContainer message;
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GridContainer content;
VotePill votePill;
RelativeSizeAxes = Axes.X;
AutoSizeAxes = Axes.Y;
InternalChildren = new Drawable[]
{
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new Container
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
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Padding = getPadding(Comment.IsTopLevel),
Child = new FillFlowContainer
{
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RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Direction = FillDirection.Vertical,
Children = new Drawable[]
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{
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content = new GridContainer
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
ColumnDimensions = new[]
{
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new Dimension(GridSizeMode.Absolute, size: avatar_size + 10),
new Dimension(),
},
RowDimensions = new[]
{
new Dimension(GridSizeMode.AutoSize)
},
Content = new[]
{
new Drawable[]
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{
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new Container
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{
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Size = new Vector2(avatar_size),
Children = new Drawable[]
{
new UpdateableAvatar(Comment.User)
{
Size = new Vector2(avatar_size),
Masking = true,
CornerRadius = avatar_size / 2f,
CornerExponent = 2,
},
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votePill = new VotePill(Comment)
{
Anchor = Anchor.CentreLeft,
Origin = Anchor.CentreRight,
Margin = new MarginPadding
{
Right = 5
}
}
}
},
new FillFlowContainer
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{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
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Direction = FillDirection.Vertical,
Spacing = new Vector2(0, 4),
Margin = new MarginPadding
{
Vertical = 2
},
Children = new Drawable[]
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{
new FillFlowContainer
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{
AutoSizeAxes = Axes.Both,
Direction = FillDirection.Horizontal,
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Spacing = new Vector2(10, 0),
Children = new Drawable[]
{
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username = new LinkFlowContainer(s => s.Font = OsuFont.GetFont(size: 14, weight: FontWeight.Bold))
{
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AutoSizeAxes = Axes.Both
},
new ParentUsername(Comment),
new OsuSpriteText
{
Alpha = Comment.IsDeleted ? 1 : 0,
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Font = OsuFont.GetFont(size: 14, weight: FontWeight.Bold),
Text = "deleted"
}
}
},
message = new CommentMarkdownContainer
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{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
DocumentMargin = new MarginPadding(0),
DocumentPadding = new MarginPadding(0),
},
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info = new FillFlowContainer
{
AutoSizeAxes = Axes.Both,
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Direction = FillDirection.Horizontal,
Spacing = new Vector2(10, 0),
Children = new Drawable[]
{
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new DrawableDate(Comment.CreatedAt, 12, false)
{
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Colour = colourProvider.Foreground1
}
}
},
new Container
{
AutoSizeAxes = Axes.Both,
Children = new Drawable[]
{
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showRepliesButton = new ShowRepliesButton(Comment.RepliesCount)
{
Expanded = { BindTarget = childrenExpanded }
},
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loadRepliesButton = new LoadRepliesButton
{
Action = () => RepliesRequested(this, ++currentPage)
}
}
}
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}
}
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}
}
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},
childCommentsVisibilityContainer = new FillFlowContainer
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{
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RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Direction = FillDirection.Vertical,
Padding = new MarginPadding { Left = 20 },
Children = new Drawable[]
{
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childCommentsContainer = new FillFlowContainer
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Direction = FillDirection.Vertical
},
deletedCommentsCounter = new DeletedCommentsCounter
{
ShowDeleted = { BindTarget = ShowDeleted },
Margin = new MarginPadding
{
Top = 10
}
},
showMoreButton = new ShowMoreRepliesButton
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{
Action = () => RepliesRequested(this, ++currentPage)
}
}
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},
}
}
},
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new Container
{
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Size = new Vector2(70, 40),
Anchor = Anchor.TopRight,
Origin = Anchor.TopRight,
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Margin = new MarginPadding { Horizontal = 5 },
Child = chevronButton = new ChevronButton
{
Anchor = Anchor.CentreLeft,
Origin = Anchor.CentreLeft,
Expanded = { BindTarget = childrenExpanded },
Alpha = 0
}
}
};
if (Comment.UserId.HasValue)
username.AddUserLink(Comment.User);
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else
username.AddText(Comment.LegacyName);
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if (Comment.EditedAt.HasValue)
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{
var font = OsuFont.GetFont(size: 12, weight: FontWeight.Regular);
var colour = colourProvider.Foreground1;
info.Add(new FillFlowContainer
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{
AutoSizeAxes = Axes.Both,
Children = new Drawable[]
{
new OsuSpriteText
{
Font = font,
Text = "edited ",
Colour = colour
},
new DrawableDate(Comment.EditedAt.Value)
{
Font = font,
Colour = colour
},
new OsuSpriteText
{
Font = font,
Text = $@" by {Comment.EditedUser.Username}",
Colour = colour
},
}
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});
}
if (Comment.HasMessage)
message.Text = Comment.Message;
if (Comment.IsDeleted)
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{
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content.FadeColour(OsuColour.Gray(0.5f));
votePill.Hide();
}
if (Comment.IsTopLevel)
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{
AddInternal(new Box
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{
Anchor = Anchor.BottomCentre,
Origin = Anchor.BottomCentre,
RelativeSizeAxes = Axes.X,
Height = 1.5f,
Colour = OsuColour.Gray(0.1f)
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});
}
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if (Replies.Any())
onRepliesAdded(Replies);
Replies.CollectionChanged += (_, args) =>
{
switch (args.Action)
{
case NotifyCollectionChangedAction.Add:
onRepliesAdded(args.NewItems.Cast<DrawableComment>());
break;
default:
throw new NotSupportedException(@"You can only add replies to this list. Other actions are not supported.");
}
};
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}
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protected override void LoadComplete()
{
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ShowDeleted.BindValueChanged(show =>
{
if (Comment.IsDeleted)
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this.FadeTo(show.NewValue ? 1 : 0);
}, true);
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childrenExpanded.BindValueChanged(expanded => childCommentsVisibilityContainer.FadeTo(expanded.NewValue ? 1 : 0), true);
updateButtonsState();
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base.LoadComplete();
}
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public bool ContainsReply(long replyId) => loadedReplies.ContainsKey(replyId);
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private void onRepliesAdded(IEnumerable<DrawableComment> replies)
{
var page = createRepliesPage(replies);
if (LoadState == LoadState.Loading)
{
addRepliesPage(page, replies);
return;
}
LoadComponentAsync(page, loaded => addRepliesPage(loaded, replies));
}
private void addRepliesPage(FillFlowContainer<DrawableComment> page, IEnumerable<DrawableComment> replies)
{
childCommentsContainer.Add(page);
var newReplies = replies.Select(reply => reply.Comment);
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newReplies.ForEach(reply => loadedReplies.Add(reply.Id, reply));
deletedCommentsCounter.Count.Value += newReplies.Count(reply => reply.IsDeleted);
updateButtonsState();
}
private FillFlowContainer<DrawableComment> createRepliesPage(IEnumerable<DrawableComment> replies) => new FillFlowContainer<DrawableComment>
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Direction = FillDirection.Vertical,
Children = replies.ToList()
};
private void updateButtonsState()
{
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var loadedReplesCount = loadedReplies.Count;
var hasUnloadedReplies = loadedReplesCount != Comment.RepliesCount;
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loadRepliesButton.FadeTo(hasUnloadedReplies && loadedReplesCount == 0 ? 1 : 0);
showMoreButton.FadeTo(hasUnloadedReplies && loadedReplesCount > 0 ? 1 : 0);
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showRepliesButton.FadeTo(loadedReplesCount != 0 ? 1 : 0);
if (Comment.IsTopLevel)
chevronButton.FadeTo(loadedReplesCount != 0 ? 1 : 0);
showMoreButton.IsLoading = loadRepliesButton.IsLoading = false;
}
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private MarginPadding getPadding(bool isTopLevel)
{
if (isTopLevel)
{
return new MarginPadding
{
Horizontal = 70,
Vertical = 15
};
}
return new MarginPadding
{
Top = 10
};
}
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private class ParentUsername : FillFlowContainer, IHasTooltip
{
public LocalisableString TooltipText => getParentMessage();
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private readonly Comment parentComment;
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public ParentUsername(Comment comment)
{
parentComment = comment.ParentComment;
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AutoSizeAxes = Axes.Both;
Direction = FillDirection.Horizontal;
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Spacing = new Vector2(3, 0);
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Alpha = comment.ParentId == null ? 0 : 1;
Children = new Drawable[]
{
new SpriteIcon
{
Icon = FontAwesome.Solid.Reply,
Size = new Vector2(14),
},
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new OsuSpriteText
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{
Font = OsuFont.GetFont(size: 14, weight: FontWeight.Bold, italics: true),
Text = parentComment?.User?.Username ?? parentComment?.LegacyName
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}
};
}
private string getParentMessage()
{
if (parentComment == null)
return string.Empty;
return parentComment.HasMessage ? parentComment.Message : parentComment.IsDeleted ? "deleted" : string.Empty;
}
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}
}
}