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@page "/Tools/Moderation/RoomIntersections"
@using LibMatrix.RoomTypes
@using System.Collections.ObjectModel
@using LibMatrix
@using LibMatrix.EventTypes.Spec.State
<h3>Room intersections</h3>
<hr/>
<p>Set A: </p>
<InputText @bind-Value="@ImportSetASpaceId"></InputText>
<LinkButton OnClick="@(() => AppendSet(ImportSetASpaceId, RoomsA))">Append Set A</LinkButton>
<p>Set B: </p>
<InputText @bind-Value="@ImportSetBSpaceId"></InputText>
<LinkButton OnClick="@(() => AppendSet(ImportSetBSpaceId, RoomsB))">Append Set B</LinkButton>
<br/>
<LinkButton OnClick="@Execute">Execute</LinkButton>
<br/>
<details>
<summary>Results</summary>
<pre>
@{
var userColWidth = matches.Count == 0 ? 0 : matches.Keys.Max(x => x.Length);
}
<table border="1">
@foreach (var (userId, sets) in matches) {
<tr>
<td>@userId.PadRight(userColWidth + 5)</td>
<td>@sets.Item1[0].Room.RoomId</td>
<td>@((sets.Item1[0].Member.TypedContent as RoomMemberEventContent).Membership)</td>
<td>@(roomNames.ContainsKey(sets.Item1[0].Room) ? roomNames[sets.Item1[0].Room] : "")</td>
<td>@(roomAliasses.ContainsKey(sets.Item1[0].Room) ? roomAliasses[sets.Item1[0].Room] : "")</td>
<td>@sets.Item2[0].Room.RoomId</td>
<td>@((sets.Item2[0].Member.TypedContent as RoomMemberEventContent).Membership)</td>
<td>@(roomNames.ContainsKey(sets.Item2[0].Room) ? roomNames[sets.Item2[0].Room] : "")</td>
<td>@(roomAliasses.ContainsKey(sets.Item2[0].Room) ? roomAliasses[sets.Item2[0].Room] : "")</td>
</tr>
@for (int i = 1; i < Math.Max(sets.Item1.Count, sets.Item2.Count); i++) {
<tr>
<td/>
@if (sets.Item1.Count > i) {
<td>@sets.Item1[i].Room.RoomId</td>
<td>@((sets.Item1[i].Member.TypedContent as RoomMemberEventContent).Membership)</td>
<td>@(roomNames.ContainsKey(sets.Item1[i].Room) ? roomNames[sets.Item1[i].Room] : "")</td>
<td>@(roomAliasses.ContainsKey(sets.Item1[i].Room) ? roomAliasses[sets.Item1[i].Room] : "")</td>
}
else {
<td/>
<td/>
<td/>
<td/>
}
@if (sets.Item2.Count > i) {
<td>@sets.Item2[0].Room.RoomId</td>
<td>@((sets.Item2[i].Member.TypedContent as RoomMemberEventContent).Membership)</td>
<td>@(roomNames.ContainsKey(sets.Item2[i].Room) ? roomNames[sets.Item2[i].Room] : "")</td>
<td>@(roomAliasses.ContainsKey(sets.Item2[i].Room) ? roomAliasses[sets.Item2[i].Room] : "")</td>
}
else {
<td/>
<td/>
<td/>
<td/>
}
</tr>
}
}
</table>
<br/>
</pre>
</details>
<br/>
@foreach (var line in Log.Reverse()) {
<pre>@line</pre>
}
@code {
private ObservableCollection<string> Log { get; set; } = new();
List<GenericRoom> RoomsA { get; set; } = new();
List<GenericRoom> RoomsB { get; set; } = new();
[Parameter, SupplyParameterFromQuery(Name = "a")]
public string ImportSetASpaceId { get; set; } = "";
[Parameter, SupplyParameterFromQuery(Name = "b")]
public string ImportSetBSpaceId { get; set; } = "";
Dictionary<string, Dictionary<GenericRoom, StateEventResponse>> roomMembers { get; set; } = new();
Dictionary<string, (List<Match>, List<Match>)> matches { get; set; } = new();
AuthenticatedHomeserverGeneric hs { get; set; }
// private string RoomListAString {
// get => string.Join("\n", RoomIdsA);
// set => RoomIdsA = value.Split("\n").Select(x => x.Trim()).Where(x => !string.IsNullOrWhiteSpace(x)).ToList();
// }
//
// private string RoomListBString {
// get => string.Join("\n", RoomIdsB);
// set => RoomIdsB = value.Split("\n").Select(x => x.Trim()).Where(x => !string.IsNullOrWhiteSpace(x)).ToList();
// }
// private List<string> RoomIdsA { get; set; } = new();
// private List<string> RoomIdsB { get; set; } = new();
// room info
Dictionary<GenericRoom, string> roomNames { get; set; } = new();
Dictionary<GenericRoom, string?> roomAliasses { get; set; } = new();
protected override async Task OnInitializedAsync() {
Log.CollectionChanged += (sender, args) => StateHasChanged();
hs = await RMUStorage.GetCurrentSessionOrNavigate();
if (hs is null) return;
StateHasChanged();
Console.WriteLine("Rerendered!");
await base.OnInitializedAsync();
}
private async Task Execute() {
// get all users which are in any room of both sets of rooms, and which rooms
var setAusers = new Dictionary<string, List<Match>>();
var setBusers = new Dictionary<string, List<Match>>();
await Task.WhenAll(GetMembers(RoomsA, setAusers), GetMembers(RoomsB, setBusers));
Log.Add($"Got {setAusers.Count} users in set A");
Log.Add($"Got {setBusers.Count} users in set B");
Log.Add("Calculating intersections...");
// get all users which are in both sets of rooms
// var users = setAusers.Keys.Intersect(setBusers.Keys).ToList();
// var groups = setAusers.IntersectBy(setBusers, (x,y) => x.Key).ToList();
matches = setAusers.Keys.Intersect(setBusers.Keys).Select(x => (x, setAusers[x], setBusers[x])).ToDictionary(x => x.x, x => (x.Item2, x.Item3));
Log.Add($"Found {matches.Count} users in both sets of rooms");
StateHasChanged();
}
public async Task GetMembers(List<GenericRoom> rooms, Dictionary<string, List<Match>> users) {
foreach (var room in rooms) {
Log.Add($"Getting members for {room.RoomId}");
var members = await room.GetMembersListAsync(false);
foreach (var member in members) {
if (member.RawContent?["membership"]?.ToString() == "ban") continue;
if (member.RawContent?["membership"]?.ToString() == "invite") continue;
if (!users.ContainsKey(member.StateKey)) users[member.StateKey] = new();
users[member.StateKey].Add(new() {
Room = room,
Member = member
});
}
}
}
public async Task AppendSet(string spaceId, List<GenericRoom> rooms) {
var space = hs.GetRoom(spaceId).AsSpace;
Log.Add($"Found space {spaceId}");
var roomIdsEnum = space.GetChildrenAsync(true);
List<Task> tasks = new();
await foreach (var room in roomIdsEnum) {
tasks.Add(loadRoomData(room, rooms));
}
await Task.WhenAll(tasks);
async Task loadRoomData(GenericRoom room, List<GenericRoom> rooms) {
Log.Add($"Found room {room.RoomId}");
try {
await room.GetPowerLevelsAsync();
rooms.Add(room);
try {
roomAliasses[room] = (await room.GetCanonicalAliasAsync()).Alias;
}
catch { }
try {
roomNames[room] = await room.GetNameOrFallbackAsync();
}
catch { }
}
catch (MatrixException e) {
Log.Add($"Failed to get power levels for {room.RoomId}: {e.Message}");
}
}
}
public class Match {
public GenericRoom Room { get; set; }
public StateEventResponse Member { get; set; }
}
}
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