MatrixRoomUtils.Web/Shared/LogView.razor


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@using System.Text
@if (LocalStorageWrapper.Settings.DeveloperSettings.EnableLogViewers) {
    <u>Logs</u>
    <br/>
    <pre>
        @_stringBuilder
    </pre>
}

@code {
    StringBuilder _stringBuilder = new();

    protected override async Task OnInitializedAsync() {
        await LocalStorageWrapper.LoadFromLocalStorage(LocalStorage);
        if (!LocalStorageWrapper.Settings.DeveloperSettings.EnableConsoleLogging) {
            Console.WriteLine("Console logging disabled!");
            var _sw = new StringWriter();
            Console.SetOut(_sw);
            Console.SetError(_sw);
            return;
        }
        if (!LocalStorageWrapper.Settings.DeveloperSettings.EnableLogViewers) return;
    //intecept stdout with textwriter to get logs
        var sw = new StringWriter(_stringBuilder);
        Console.SetOut(sw);
        Console.SetError(sw);
    //keep updated
        var length = 0;
        Task.Run(async () => {
            while (true) {
                await Task.Delay(100);
                if (_stringBuilder.Length != length) {
                    StateHasChanged();
                    length = _stringBuilder.Length;
                }
            }
    // ReSharper disable once FunctionNeverReturns - This is intentional behavior
        });
        await base.OnInitializedAsync();
    }

}