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@using MatrixUtils.Abstractions
@using System.Security.Cryptography
@using ArcaneLibs.Extensions
@using System.ComponentModel
@using System.Diagnostics
@using LibMatrix.EventTypes.Spec.State
@using MatrixUtils.Web.Pages.Rooms.Index2Components.MainTabComponents
@using Microsoft.AspNetCore.Components.Rendering
<h3>RoomsIndex2MainTab</h3>
@* <div> *@
@* <div class="row"> *@
@* <div class="col-3" style="background-color: #ffffff66;"> *@
@* <LinkButton>Uncategorised rooms</LinkButton> *@
@* @foreach (var space in GetTopLevelSpaces()) { *@
@* <a style="@("display:block; width: 100%; height: 50px; background-color: #" + RandomNumberGenerator.GetBytes(3).Append((byte)0x11).ToArray().AsHexString().Replace(" ", ""))"> *@
@* <div style="vertical-align: middle;"> *@
@* <div style="overflow:hidden; text-overflow: ellipsis; white-space: nowrap; ">@space.RoomName</div> *@
@* </div> *@
@* </a> *@
@* } *@
@* </div> *@
@* <div class="col-9" style="background-color: #ff00ff66;"> *@
@* <p>Placeholder for rooms list...</p> *@
@* </div> *@
@* </div> *@
@* </div> *@
<div>
<div class="row">
<div class="col-3" style="background-color: #ffffff22;">
<LinkButton>Uncategorised rooms</LinkButton>
@foreach (var space in GetTopLevelSpaces()) {
@* @RecursingSpaceChildren(space) *@
<MainTabSpaceItem Space="space" OpenedSpaces="OpenedSpaces" @bind-SelectedSpace="SelectedSpace" />
}
</div>
<div class="col-9" style="background-color: #ff00ff66;">
<p>Placeholder for rooms list...</p>
@if (SelectedSpace != null) {
foreach (var room in GetSpaceChildRooms(SelectedSpace)) {
<p>@room.RoomName</p>
}
}
</div>
</div>
</div>
@code {
[CascadingParameter]
public Index2.RoomListViewData Data { get; set; } = null!;
protected override async Task OnInitializedAsync() {
Data.Rooms.CollectionChanged += (sender, args) => {
DebouncedStateHasChanged();
if (args.NewItems is { Count: > 0 })
foreach (var newItem in args.NewItems) {
(newItem as RoomInfo).PropertyChanged += OnRoomListChanged;
(newItem as RoomInfo).StateEvents.CollectionChanged += (sender, args) => { DebouncedStateHasChanged(); };
}
};
foreach (var newItem in Data.Rooms) {
newItem.PropertyChanged += OnRoomListChanged;
newItem.StateEvents.CollectionChanged += (sender, args) => { DebouncedStateHasChanged(); };
}
await base.OnInitializedAsync();
StateHasChanged();
}
private void OnRoomListChanged(object? sender, PropertyChangedEventArgs e) {
if (e.PropertyName == "RoomName" || e.PropertyName == "RoomType")
DebouncedStateHasChanged();
}
private CancellationTokenSource _debounceCts = new CancellationTokenSource();
private async Task DebouncedStateHasChanged() {
_debounceCts.Cancel();
_debounceCts = new CancellationTokenSource();
try {
Console.WriteLine("DebouncedStateHasChanged - Waiting 50ms...");
await Task.Delay(50, _debounceCts.Token);
Console.WriteLine("DebouncedStateHasChanged - Calling StateHasChanged!");
StateHasChanged();
}
catch (TaskCanceledException) { }
}
private List<RoomInfo> GetTopLevelSpaces() {
var spaces = Data.Rooms.Where(x => x.RoomType == "m.space").OrderBy(x => x.RoomName).ToList();
var allSpaceChildEvents = spaces.SelectMany(x => x.StateEvents.Where(y =>
y.Type == SpaceChildEventContent.EventId &&
y.RawContent!.Count > 0
)).ToList();
Console.WriteLine($"Child count: {allSpaceChildEvents.Count}");
spaces.RemoveAll(x => allSpaceChildEvents.Any(y => y.StateKey == x.Room.RoomId));
if (allSpaceChildEvents.Count == 0) {
Console.WriteLine("No space children found, returning nothing...");
return [];
}
return spaces.ToList();
}
private List<RoomInfo> GetSpaceChildren(RoomInfo space) {
var childEvents = space.StateEvents.Where(x =>
x.Type == SpaceChildEventContent.EventId &&
x.RawContent!.Count > 0
).ToList();
var children = childEvents.Select(x => Data.Rooms.FirstOrDefault(y => y.Room.RoomId == x.StateKey)).Where(x => x is not null).ToList();
return children;
}
private List<RoomInfo> GetSpaceChildSpaces(RoomInfo space) {
var children = GetSpaceChildren(space);
var childSpaces = children.Where(x => x.RoomType == "m.space").ToList();
return childSpaces;
}
private List<RoomInfo> GetSpaceChildRooms(RoomInfo space) {
var children = GetSpaceChildren(space);
var childRooms = children.Where(x => x.RoomType != "m.space").ToList();
return childRooms;
}
private RoomInfo? SelectedSpace { get; set; }
private List<RoomInfo> OpenedSpaces { get; set; } = new List<RoomInfo>();
// private RenderFragment RecursingSpaceChildren(RoomInfo space, List<RoomInfo>? parents = null, int depth = 0) {
// parents ??= [];
// var totalSw = Stopwatch.StartNew();
// var children = GetSpaceChildSpaces(space);
//
// var randomColor = RandomNumberGenerator.GetBytes(3).Append((byte)0x33).ToArray().AsHexString().Replace(" ", "");
// var isExpanded = OpenedSpaces.Contains(space);
//
// // Console.WriteLine($"RecursingSpaceChildren::FetchData - Depth: {depth}, Space: {space.RoomName}, Children: {children.Count} - {totalSw.Elapsed}");
//
// // var renderSw = Stopwatch.StartNew();
// var rf = new RenderFragment(builder => {
// builder.OpenElement(0, "div");
// //space list entry render fragment
// // builder.AddContent(1, SpaceListEntry(space));
// builder.OpenComponent<MainTabSpaceItem>(1);
// builder.AddAttribute(2, "Space", space);
// builder.AddAttribute(2, "OpenedSpaces", OpenedSpaces);
// builder.CloseComponent();
// builder.CloseElement();
// //space children render fragment
// if (isExpanded) {
// builder.OpenElement(2, "div");
// builder.AddAttribute(3, "style", "padding-left: 10px;");
// foreach (var child in children) {
// builder.AddContent(4, RecursingSpaceChildren(child, parents.Append(space).ToList(), depth + 1));
// }
//
// builder.CloseElement();
// }
// });
//
// // Console.WriteLine($"RecursingSpaceChildren::Render - Depth: {depth}, Space: {space.RoomName}, Children: {children.Count} - {renderSw.Elapsed}");
// if (totalSw.ElapsedMilliseconds > 20)
// Console.WriteLine($"RecursingSpaceChildren::Total - Depth: {depth}, Space: {space.RoomName}, Children: {children.Count} - {totalSw.Elapsed}");
// // Console.WriteLine($"RecursingSpaceChildren::Total - Depth: {depth}, Space: {space.RoomName}, Children: {children.Count} - {totalSw.Elapsed}");
// return rf;
// }
// private RenderFragment SpaceListEntry(RoomInfo space) {
// return builder => {
// {
// builder.OpenElement(0, "div");
// builder.AddAttribute(1, "style", "display: block; width: 100%; height: 50px;");
// builder.AddAttribute(2, "onclick", EventCallback.Factory.Create(this, () => {
// if (OpenedSpaces.Contains(space)) {
// OpenedSpaces.Remove(space);
// }
// else {
// OpenedSpaces.Add(space);
// }
//
// StateHasChanged();
// }));
// {
// builder.OpenComponent<MxcImage>(5);
// builder.AddAttribute(6, "Homeserver", Data.Homeserver);
// builder.AddAttribute(7, "MxcUri", space.RoomIcon);
// builder.AddAttribute(8, "Circular", true);
// builder.AddAttribute(9, "Width", 32);
// builder.AddAttribute(10, "Height", 32);
// builder.CloseComponent();
// }
// {
// // room name, ellipsized
// builder.OpenElement(11, "span");
// builder.AddAttribute(12, "class", "spaceNameEllipsis");
// builder.AddContent(13, space.RoomName);
// builder.CloseElement();
// }
// builder.CloseElement();
// }
// };
// }
}
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