ErsatzTV/ErsatzTV/Pages/Artist.razor

@page "/media/music/artists/{ArtistId:int}"
@using ErsatzTV.Extensions
@using ErsatzTV.Application.Artists
@using ErsatzTV.Application.MediaCards
@using ErsatzTV.Application.MediaCollections
@using ErsatzTV.Application.ProgramSchedules
@using System.Globalization
@implements IDisposable
@inject IMediator _mediator
@inject IDialogService _dialog
@inject NavigationManager _navigationManager
@inject ILogger<Artist> _logger
@inject ISnackbar _snackbar

<MudContainer MaxWidth="MaxWidth.False" Style="padding: 0" Class="fanart-container">
    <div class="fanart-tint"></div>
    @if (!string.IsNullOrWhiteSpace(_artist.FanArt))
    {
        <img src="@($"/artwork/fanart/{_artist.FanArt}")" alt="fan art"/>
    }
</MudContainer>
<MudContainer MaxWidth="MaxWidth.Large" Style="margin-top: 200px">
    <div style="display: flex; flex-direction: row;" class="mb-6">
        @if (!string.IsNullOrWhiteSpace(_artist.Thumbnail))
        {
            <img class="mud-elevation-2 mr-6"
                 style="border-radius: 4px; flex-shrink: 0; height: 220px; width: 220px"
                 src="@($"/artwork/thumbnails/{_artist.Thumbnail}")" alt="artist thumbnail"/>
        }
        <div style="display: flex; flex-direction: column; height: 100%">
            <MudText Typo="Typo.h2" Class="media-item-title">@_artist.Name</MudText>
            <MudText Typo="Typo.subtitle1" Class="media-item-subtitle mb-6 mud-text-secondary">@_artist.Disambiguation</MudText>
            @if (!string.IsNullOrWhiteSpace(_artist.Biography))
            {
                <MudCard Elevation="2" Class="mb-6">
                    <MudCardContent Class="mx-3 my-3" Style="height: 100%">
                        <MudText Style="flex-grow: 1">
                            @if (_artist.Biography.Length > 400)
                            {
                                @(_artist.Biography.Substring(0, 400) + "...")
                            }
                            else
                            {
                                @_artist.Biography
                            }
                        </MudText>
                    </MudCardContent>
                </MudCard>
            }
            <div>
                <MudButton Variant="Variant.Filled"
                           Color="Color.Primary"
                           StartIcon="@Icons.Material.Filled.Add"
                           OnClick="@AddToCollection">
                    Add To Collection
                </MudButton>
                <MudButton Class="ml-3"
                           Variant="Variant.Filled"
                           Color="Color.Primary"
                           StartIcon="@Icons.Material.Filled.Schedule"
                           OnClick="@AddToSchedule">
                    Add To Schedule
                </MudButton>
            </div>
        </div>
    </div>
    <MudCard Class="mb-6">
        <MudCardContent>
            @if (_sortedLanguages.Any())
            {
                <div style="display: flex; flex-direction: row; flex-wrap: wrap">
                    <MudText GutterBottom="true">Languages:&nbsp;</MudText>
                    <MudLink Href="@(@$"language:""{_sortedLanguages.Head().EnglishName.ToLowerInvariant()}""".GetRelativeSearchQuery())">@_sortedLanguages.Head().EnglishName</MudLink>
                    @foreach (CultureInfo language in _sortedLanguages.Skip(1))
                    {
                        <MudText>,&nbsp;</MudText>
                        <MudLink Href="@(@$"language:""{language.EnglishName.ToLowerInvariant()}""".GetRelativeSearchQuery())">@language.EnglishName</MudLink>
                    }
                </div>
            }
            @if (_sortedGenres.Any())
            {
                <div style="display: flex; flex-direction: row; flex-wrap: wrap">
                    <MudText GutterBottom="true">Genres:&nbsp;</MudText>
                    <MudLink Href="@(@$"genre:""{_sortedGenres.Head().ToLowerInvariant()}""".GetRelativeSearchQuery())">@_sortedGenres.Head()</MudLink>
                    @foreach (string genre in _sortedGenres.Skip(1))
                    {
                        <MudText>,&nbsp;</MudText>
                        <MudLink Href="@(@$"genre:""{genre.ToLowerInvariant()}""".GetRelativeSearchQuery())">@genre</MudLink>
                    }
                </div>
            }
            @if (_sortedStyles.Any())
            {
                <div style="display: flex; flex-direction: row; flex-wrap: wrap">
                    <MudText GutterBottom="true">Styles:&nbsp;</MudText>
                    <MudLink Href="@(@$"style:""{_sortedStyles.Head().ToLowerInvariant()}""".GetRelativeSearchQuery())">@_sortedStyles.Head()</MudLink>
                    @foreach (string style in _sortedStyles.Skip(1))
                    {
                        <MudText>,&nbsp;</MudText>
                        <MudLink Href="@(@$"style:""{style.ToLowerInvariant()}""".GetRelativeSearchQuery())">@style</MudLink>
                    }
                </div>
            }
            @if (_sortedMoods.Any())
            {
                <div style="display: flex; flex-direction: row; flex-wrap: wrap">
                    <MudText GutterBottom="true">Moods:&nbsp;</MudText>
                    <MudLink Href="@(@$"mood:""{_sortedMoods.Head().ToLowerInvariant()}""".GetRelativeSearchQuery())">@_sortedMoods.Head()</MudLink>
                    @foreach (string mood in _sortedMoods.Skip(1))
                    {
                        <MudText>,&nbsp;</MudText>
                        <MudLink Href="@(@$"mood:""{mood.ToLowerInvariant()}""".GetRelativeSearchQuery())">@mood</MudLink>
                    }
                </div>
            }
        </MudCardContent>
    </MudCard>
</MudContainer>
<MudContainer MaxWidth="MaxWidth.Large" Class="mt-8">
    @foreach (MusicVideoCardViewModel musicVideo in _musicVideos.Cards)
    {
        <MudCard Class="mb-6" Style="display: flex; flex-direction: column">
            <div id="@($"music-video-{musicVideo.MusicVideoId}")" style="display: flex; flex-direction: row; scroll-margin-top: 85px">
                @if (!string.IsNullOrWhiteSpace(musicVideo.Poster))
                {
                    <MudPaper style="display: flex; flex-direction: column; position: relative">
                        <MudCardMedia Image="@($"/artwork/thumbnails/{musicVideo.Poster}")" Style="flex-grow: 1; height: 220px; width: 293px;"/>
                        @if (musicVideo.State == MediaItemState.FileNotFound)
                        {
                            <div style="position: absolute; right: 10px; top: 8px;">
                                <MudIcon Icon="@Icons.Material.Filled.Warning" Color="Color.Error" Size="Size.Large"/>
                            </div>
                        }
                        else if (musicVideo.State == MediaItemState.Unavailable)
                        {
                            <div style="position: absolute; right: 10px; top: 8px;">
                                <MudIcon Icon="@Icons.Material.Filled.Warning" Color="Color.Warning" Size="Size.Large"/>
                            </div>
                        }
                    </MudPaper>
                }
                else
                {
                    <div style="display: flex; height: 220px; position: relative; width: 293px;">
                        <MudSkeleton SkeletonType="SkeletonType.Rectangle" Animation="Animation.False"/>
                        @if (musicVideo.State == MediaItemState.FileNotFound)
                        {
                            <div style="position: absolute; right: 10px; top: 8px;">
                                <MudIcon Icon="@Icons.Material.Filled.Warning" Color="Color.Error" Size="Size.Large"/>
                            </div>
                        }
                        else if (musicVideo.State == MediaItemState.Unavailable)
                        {
                            <div style="position: absolute; right: 10px; top: 8px;">
                                <MudIcon Icon="@Icons.Material.Filled.Warning" Color="Color.Warning" Size="Size.Large"/>
                            </div>
                        }
                    </div>
                }
                <MudCardContent Class="ml-3">
                    <div style="display: flex; flex-direction: column; height: 100%">
                        <MudText Typo="Typo.h4">@musicVideo.Title</MudText>
                        @if (!string.IsNullOrWhiteSpace(musicVideo.Album))
                        {
                            <div style="display: flex; flex-direction: row">
                                <MudText GutterBottom="true">Album:&nbsp;</MudText>
                                <MudLink Href="@(@$"album:""{musicVideo.Album}""".GetRelativeSearchQuery())">@musicVideo.Album</MudLink>
                            </div>
                        }
                        <MudText Style="flex-grow: 1">@musicVideo.Plot</MudText>
                        <div class="mt-6">
                            <MudButton Variant="Variant.Filled"
                                       Color="Color.Primary"
                                       StartIcon="@Icons.Material.Filled.Add"
                                       OnClick="@(_ => AddMusicVideoToCollection(musicVideo))">
                                Add To Collection
                            </MudButton>
                        </div>
                    </div>
                </MudCardContent>
            </div>
            @if (musicVideo.State == MediaItemState.FileNotFound)
            {
                <div class="ml-3 mt-3 mb-3" style="display: flex; flex-direction: row; flex-wrap: wrap">
                    <MudIcon Icon="@Icons.Material.Filled.Warning" Color="Color.Error" Class="mr-2"/>
                    <MudText>File Not Found:&nbsp;</MudText>
                    <MudText>@musicVideo.Path</MudText>
                </div>
            }
            else if (musicVideo.State == MediaItemState.Unavailable)
            {
                <div class="ml-3 mt-3 mb-3" style="display: flex; flex-direction: row; flex-wrap: wrap">
                    <MudIcon Icon="@Icons.Material.Filled.Warning" Color="Color.Warning" Class="mr-2"/>
                    <MudText>Unavailable:&nbsp;</MudText>
                    <MudText>@musicVideo.LocalPath</MudText>
                </div>
            }
        </MudCard>
    }
</MudContainer>

@code {
    private readonly CancellationTokenSource _cts = new();

    [Parameter]
    public int ArtistId { get; set; }

    private ArtistViewModel _artist;
    private List<CultureInfo> _sortedLanguages = new();
    private List<string> _sortedGenres = new();
    private List<string> _sortedStyles = new();
    private List<string> _sortedMoods = new();
    private MusicVideoCardResultsViewModel _musicVideos;

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

    protected override Task OnParametersSetAsync() => RefreshData();

    private async Task RefreshData()
    {
        await _mediator.Send(new GetArtistById(ArtistId), _cts.Token).IfSomeAsync(vm =>
        {
            _artist = vm;
            _sortedLanguages = _artist.Languages.OrderBy(ci => ci.EnglishName).ToList();
            _sortedGenres = _artist.Genres.OrderBy(g => g).ToList();
            _sortedStyles = _artist.Styles.OrderBy(s => s).ToList();
            _sortedMoods = _artist.Moods.OrderBy(m => m).ToList();
        });

        _musicVideos = await _mediator.Send(new GetMusicVideoCards(ArtistId, 1, 100), _cts.Token);
    }

    private async Task AddToCollection()
    {
        var parameters = new DialogParameters { { "EntityType", "artist" }, { "EntityName", _artist.Name } };
        var options = new DialogOptions { CloseButton = true, MaxWidth = MaxWidth.ExtraSmall };

        IDialogReference dialog = _dialog.Show<AddToCollectionDialog>("Add To Collection", parameters, options);
        DialogResult result = await dialog.Result;
        if (!result.Cancelled && result.Data is MediaCollectionViewModel collection)
        {
            await _mediator.Send(new AddArtistToCollection(collection.Id, ArtistId), _cts.Token);
            _navigationManager.NavigateTo($"/media/collections/{collection.Id}");
        }
    }

    private async Task AddToSchedule()
    {
        var parameters = new DialogParameters { { "EntityType", "artist" }, { "EntityName", _artist.Name } };
        var options = new DialogOptions { CloseButton = true, MaxWidth = MaxWidth.ExtraSmall };

        IDialogReference dialog = _dialog.Show<AddToScheduleDialog>("Add To Schedule", parameters, options);
        DialogResult result = await dialog.Result;
        if (!result.Cancelled && result.Data is ProgramScheduleViewModel schedule)
        {
            await _mediator.Send(new AddProgramScheduleItem(schedule.Id, StartType.Dynamic, null, PlayoutMode.One, ProgramScheduleItemCollectionType.Artist, null, null, null, ArtistId, PlaybackOrder.Shuffle, null, null, TailMode.None, null, GuideMode.Normal, null, null, null, null, null, null, null, null, null, null), _cts.Token);
            _navigationManager.NavigateTo($"/schedules/{schedule.Id}/items");
        }
    }

    private async Task AddMusicVideoToCollection(MusicVideoCardViewModel musicVideo)
    {
        var parameters = new DialogParameters { { "EntityType", "music video" }, { "EntityName", musicVideo.Title } };
        var options = new DialogOptions { CloseButton = true, MaxWidth = MaxWidth.ExtraSmall };

        IDialogReference dialog = _dialog.Show<AddToCollectionDialog>("Add To Collection", parameters, options);
        DialogResult result = await dialog.Result;
        if (!result.Cancelled && result.Data is MediaCollectionViewModel collection)
        {
            var request = new AddMusicVideoToCollection(collection.Id, musicVideo.MusicVideoId);
            Either<BaseError, Unit> addResult = await _mediator.Send(request, _cts.Token);
            addResult.Match(
                Left: error =>
                {
                    _snackbar.Add($"Unexpected error adding music video to collection: {error.Value}");
                    _logger.LogError("Unexpected error adding music video to collection: {Error}", error.Value);
                },
                Right: _ => _snackbar.Add($"Added {musicVideo.Title} to collection {collection.Name}", Severity.Success));
        }
    }

}