ersatztv/ErsatzTV/Pages/Troubleshooting.razor

@page "/system/troubleshooting"
@using System.Text.Json
@using System.Text.Json.Serialization
@using ErsatzTV.Application.Troubleshooting
@using ErsatzTV.Application.Troubleshooting.Queries
@implements IDisposable
@inject IMediator Mediator
@inject IJSRuntime JsRuntime

<MudContainer MaxWidth="MaxWidth.ExtraLarge" Class="pt-8">
    <MudExpansionPanels>
        <MudExpansionPanel Text="General" Class="mb-6">
            <div class="overflow-y-scroll" style="max-height: 500px">
                <pre>
                    <code @ref="_troubleshootingView">@_troubleshootingInfo</code>
                </pre>
            </div>
            <MudButton Variant="Variant.Filled" Color="Color.Primary" Class="mt-4" OnClick="() => CopyToClipboard(_troubleshootingView)">
                Copy
            </MudButton>
        </MudExpansionPanel>
        <MudExpansionPanel Text="NVIDIA Capabilities" Class="mb-6">
            <div class="overflow-y-scroll" style="max-height: 500px">
                <pre>
                    <code @ref="_nvidiaView">@_nvidiaCapabilities</code>
                </pre>
            </div>
            <MudButton Variant="Variant.Filled" Color="Color.Primary" Class="mt-4" OnClick="() => CopyToClipboard(_nvidiaView)">
                Copy
            </MudButton>
        </MudExpansionPanel>
        <MudExpansionPanel Text="QSV Capabilities" Class="mb-6">
            <div class="overflow-y-scroll" style="max-height: 500px">
                <pre>
                    <code @ref="_qsvView">@_qsvCapabilities</code>
                </pre>
            </div>
            <MudButton Variant="Variant.Filled" Color="Color.Primary" Class="mt-4" OnClick="() => CopyToClipboard(_qsvView)">
                Copy
            </MudButton>
        </MudExpansionPanel>
        <MudExpansionPanel Text="VAAPI Capabilities">
            <div class="overflow-y-scroll" style="max-height: 500px">
                <pre>
                    <code @ref="_vaapiView">@_vaapiCapabilities</code>
                </pre>
            </div>
            <MudButton Variant="Variant.Filled" Color="Color.Primary" Class="mt-4" OnClick="() => CopyToClipboard(_vaapiView)">
                Copy
            </MudButton>
        </MudExpansionPanel>
    </MudExpansionPanels>
</MudContainer>

@code {
    private readonly CancellationTokenSource _cts = new();
    private string _troubleshootingInfo;
    private string _nvidiaCapabilities;
    private string _qsvCapabilities;
    private string _vaapiCapabilities;
    private ElementReference _troubleshootingView;
    private ElementReference _nvidiaView;
    private ElementReference _qsvView;
    private ElementReference _vaapiView;

    public void Dispose()
    {
        _cts.Cancel();
        _cts.Dispose();
    }

    protected override async Task OnParametersSetAsync()
    {
        try
        {
            TroubleshootingInfo info = await Mediator.Send(new GetTroubleshootingInfo(), _cts.Token);

            _troubleshootingInfo = JsonSerializer.Serialize(
                new { info.Version, info.Health, info.FFmpegSettings, info.Channels, info.FFmpegProfiles },
                new JsonSerializerOptions
                {
                    Converters = { new JsonStringEnumConverter() },
                    DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull,
                    WriteIndented = true
                });

            _nvidiaCapabilities = info.NvidiaCapabilities;
            _qsvCapabilities = info.QsvCapabilities;
            _vaapiCapabilities = info.VaapiCapabilities;
        }
        catch (Exception ex)
        {
            _troubleshootingInfo = ex.ToString();
        }
    }

    private async Task CopyToClipboard(ElementReference view) => await JsRuntime.InvokeVoidAsync("clipboardCopy.copyText", view);

}