ErsatzTV/ErsatzTV/Pages/Libraries.razor

@page "/media/libraries"
@using ErsatzTV.Application.Libraries
@using ErsatzTV.Application.Libraries.Queries
@using ErsatzTV.Application.MediaSources.Commands
@using ErsatzTV.Application.Plex.Commands
@implements IDisposable
@inject IMediator Mediator
@inject IEntityLocker Locker
@inject ChannelWriter<IBackgroundServiceRequest> Channel

<MudContainer MaxWidth="MaxWidth.ExtraLarge" Class="pt-8">
    <MudTable Hover="true" Items="_libraries" Dense="true">
        <ToolBarContent>
            <MudText Typo="Typo.h6">Libraries</MudText>
        </ToolBarContent>
        <ColGroup>
            <col/>
            <col/>
            <col/>
            <col style="width: 120px;"/>
        </ColGroup>
        <HeaderContent>
            <MudTh>Library Kind</MudTh>
            <MudTh>Name</MudTh>
            <MudTh>Media Kind</MudTh>
            <MudTh/>
        </HeaderContent>
        <RowTemplate>
            <MudTd DataLabel="Library Kind">@context.LibraryKind</MudTd>
            <MudTd DataLabel="Name">@context.Name</MudTd>
            <MudTd DataLabel="Media Kind">@context.MediaKind</MudTd>
            <MudTd>
                <div style="align-items: center; display: flex;">
                    @if (Locker.IsLibraryLocked(context.Id))
                    {
                        <div style="align-items: center; display: flex; height: 48px; justify-content: center; width: 48px;">
                            <MudProgressCircular Color="Color.Primary" Size="Size.Small" Indeterminate="true"/>
                        </div>
                    }
                    else
                    {
                        <MudTooltip Text="Scan Library">
                            <MudIconButton Icon="@Icons.Material.Filled.Refresh"
                                           Disabled="@Locker.IsLibraryLocked(context.Id)"
                                           OnClick="@(_ => ScanLibrary(context))">
                            </MudIconButton>
                        </MudTooltip>
                    }
                    @if (context is LocalLibraryViewModel)
                    {
                        <MudTooltip Text="Edit Library">
                            <MudIconButton Icon="@Icons.Material.Filled.Edit"
                                           Disabled="@Locker.IsLibraryLocked(context.Id)"
                                           Link="@($"/media/libraries/local/{context.Id}")">
                            </MudIconButton>
                        </MudTooltip>
                    }
                </div>
            </MudTd>
        </RowTemplate>
    </MudTable>
</MudContainer>

@code {
    private IList<LibraryViewModel> _libraries;

    protected override void OnInitialized() =>
        Locker.OnLibraryChanged += LockChanged;

    protected override async Task OnParametersSetAsync() => await LoadLibraries();

    private async Task LoadLibraries() =>
        _libraries = await Mediator.Send(new GetAllLibraries());

    private async Task ScanLibrary(LibraryViewModel library)
    {
        if (Locker.LockLibrary(library.Id))
        {
            switch (library)
            {
                case LocalLibraryViewModel:
                    await Channel.WriteAsync(new ForceScanLocalLibrary(library.Id));
                    break;
                case PlexLibraryViewModel:
                    await Channel.WriteAsync(new ForceSynchronizePlexLibraryById(library.Id));
                    break;
            }

            StateHasChanged();
        }
    }

    private void LockChanged(object sender, EventArgs e) =>
        InvokeAsync(StateHasChanged);

    void IDisposable.Dispose() => Locker.OnLibraryChanged -= LockChanged;

}