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path: root/MatrixUtils.Web/Pages/Tools/Room/SpaceRestrictedJoins.razor
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@page "/Tools/Room/SpaceRestrictedJoins"
@using System.Collections.ObjectModel
@using LibMatrix.EventTypes.Spec.State
<h3>Allow space to restricted join children</h3>
<hr/>

<p>Room ID: </p>
<InputText @bind-Value="@RoomId"></InputText>
<p><InputCheckbox @bind-Value="@ChangeGuestAccess"/> Change guest access: <InputCheckbox @bind-Value="@GuestAccess"/></p>
<p><InputCheckbox @bind-Value="@ChangeKnocking"/> Change knock access: <InputCheckbox @bind-Value="@Knocking"/></p>

<br/>
<LinkButton OnClick="Execute">Execute</LinkButton>
<br/>

<br/>
@foreach (var line in log.Reverse()) {
    <pre>@line</pre>
}

@code {
    private ObservableCollection<string> log { get; set; } = new();

    private string RoomId { get; set; }
    private AuthenticatedHomeserverGeneric hs { get; set; }

    private bool ChangeGuestAccess { get; set; }
    private bool GuestAccess { get; set; }
    private bool ChangeKnocking { get; set; }
    private bool Knocking { get; set; }

    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() {
        var space = hs.GetRoom(RoomId).AsSpace;
        await foreach (var room in space.GetChildrenAsync()) {
            log.Add($"Got room {room.RoomId}");
            if (ChangeGuestAccess) {
                var targetGuestAccess = GuestAccess ? "can_join" : "forbidden";
                var currentGuestAccess = (await room.GetStateAsync<RoomGuestAccessEventContent>(RoomGuestAccessEventContent.EventId))?.GuestAccess;
                if (currentGuestAccess != targetGuestAccess) {
                    log.Add($"Changing guest access from {currentGuestAccess} to {targetGuestAccess}");
                    await room.SendStateEventAsync(RoomGuestAccessEventContent.EventId, new RoomGuestAccessEventContent { GuestAccess = targetGuestAccess });
                }
            }

            var currentJoinRules = (await room.GetStateOrNullAsync<RoomJoinRulesEventContent>(RoomJoinRulesEventContent.EventId)) ?? new();
            if (ChangeKnocking) {
                var targetJoinRule = Knocking ? "knock_restricted" : "restricted";
                if (currentJoinRules.JoinRuleValue != targetJoinRule) {
                    log.Add($"Changing knocking from {currentJoinRules.JoinRuleValue} to {targetJoinRule}");
                    currentJoinRules.JoinRuleValue = targetJoinRule;
                    await room.SendStateEventAsync(RoomJoinRulesEventContent.EventId, currentJoinRules);
                }
            }

            if (currentJoinRules.Allow == null || !currentJoinRules.Allow.Any(x => x.Type == "m.room_membership" && x.RoomId == RoomId)) {
                log.Add($"Adding {RoomId} to allowed rooms");
                currentJoinRules.Allow ??= new();
                currentJoinRules.Allow.Add(new RoomJoinRulesEventContent.AllowEntry() { Type = "m.room_membership", RoomId = RoomId });
                await room.SendStateEventAsync(RoomJoinRulesEventContent.EventId, currentJoinRules);
            }
        }
        log.Add("Done!");
    }

}