using System.Threading.Channels;
using ErsatzTV.Application;
using ErsatzTV.Application.Artworks;
using ErsatzTV.Application.Channels;
using ErsatzTV.Core.Domain;
using ErsatzTV.Core.Interfaces.Images;
using ErsatzTV.Core.Interfaces.Search;
using ErsatzTV.Infrastructure.Data;
using NSubstitute;
using NUnit.Framework;
using DomainChannel = ErsatzTV.Core.Domain.Channel;

namespace ErsatzTV.Tests.Support;

public abstract class ChannelHandlerTestBase
{
    protected InMemoryTvContext Db = null!;
    protected ChannelWriter<IBackgroundServiceRequest> Worker = null!;
    protected ISearchTargets SearchTargets = null!;
    protected IRemoteLogoCacher RemoteLogoCacher = null!;

    [SetUp]
    public async Task BaseSetUp()
    {
        Db = await InMemoryTvContext.CreateAsync();
        Worker = System.Threading.Channels.Channel.CreateUnbounded<IBackgroundServiceRequest>().Writer;
        SearchTargets = Substitute.For<ISearchTargets>();
        RemoteLogoCacher = Substitute.For<IRemoteLogoCacher>();
    }

    [TearDown]
    public async Task BaseTearDown() => await Db.DisposeAsync();

    protected async Task SeedFFmpegProfile(int id = 1)
    {
        await using TvContext context = Db.CreateContext();
        context.FFmpegProfiles.Add(new FFmpegProfile { Id = id, Name = $"profile-{id}" });
        await context.SaveChangesAsync();
    }

    protected async Task<DomainChannel> SeedChannel(
        int id,
        string number,
        string name = "Test",
        int ffmpegProfileId = 1,
        string group = "ErsatzTV")
    {
        await using TvContext context = Db.CreateContext();
        var channel = new DomainChannel(Guid.NewGuid())
        {
            Id = id,
            Number = number,
            Name = name,
            Group = group,
            Categories = string.Empty,
            FFmpegProfileId = ffmpegProfileId,
            StreamSelector = string.Empty,
            PreferredAudioLanguageCode = string.Empty,
            PreferredAudioTitle = string.Empty,
            PreferredSubtitleLanguageCode = string.Empty,
            MusicVideoCreditsTemplate = string.Empty,
            StreamingMode = StreamingMode.TransportStreamHybrid,
            PlayoutSource = ChannelPlayoutSource.Generated,
            PlayoutMode = ChannelPlayoutMode.Continuous
        };
        context.Channels.Add(channel);
        await context.SaveChangesAsync();
        return channel;
    }

    protected async Task SeedPlayout(int id, int channelId)
    {
        await using TvContext context = Db.CreateContext();
        context.Playouts.Add(
            new Playout
            {
                Id = id,
                ChannelId = channelId,
                ScheduleKind = PlayoutScheduleKind.Classic
            });
        await context.SaveChangesAsync();
    }

    protected static CreateChannel MakeCreate(
        string number = "5",
        int ffmpegProfileId = 1,
        bool isEnabled = true,
        bool showInEpg = false,
        string logoPath = "",
        string name = "Test",
        string group = "ErsatzTV",
        StreamingMode streamingMode = StreamingMode.TransportStreamHybrid) =>
        new(
            name,
            number,
            group,
            string.Empty,
            ffmpegProfileId,
            null,
            new ArtworkContentTypeModel(logoPath, string.Empty),
            ChannelStreamSelectorMode.Default,
            string.Empty,
            string.Empty,
            string.Empty,
            ChannelPlayoutSource.Generated,
            ChannelPlayoutMode.Continuous,
            null,
            null,
            streamingMode,
            null,
            null,
            string.Empty,
            ChannelSubtitleMode.None,
            ChannelMusicVideoCreditsMode.None,
            string.Empty,
            ChannelSongVideoMode.Default,
            ChannelTranscodeMode.OnDemand,
            ChannelIdleBehavior.StopOnDisconnect,
            isEnabled,
            showInEpg);

    protected static UpdateChannel MakeUpdate(
        int channelId,
        string number = "5",
        int ffmpegProfileId = 1,
        bool isEnabled = true,
        bool showInEpg = false,
        string logoPath = "",
        string name = "Test",
        string group = "ErsatzTV",
        List<int> graphicsElementIds = null) =>
        new(
            channelId,
            name,
            number,
            group,
            string.Empty,
            ffmpegProfileId,
            null,
            new ArtworkContentTypeModel(logoPath, string.Empty),
            ChannelStreamSelectorMode.Default,
            string.Empty,
            string.Empty,
            string.Empty,
            ChannelPlayoutSource.Generated,
            ChannelPlayoutMode.Continuous,
            null,
            null,
            StreamingMode.TransportStreamHybrid,
            null,
            null,
            string.Empty,
            ChannelSubtitleMode.None,
            ChannelMusicVideoCreditsMode.None,
            string.Empty,
            ChannelSongVideoMode.Default,
            ChannelTranscodeMode.OnDemand,
            ChannelIdleBehavior.StopOnDisconnect,
            isEnabled,
            showInEpg,
            graphicsElementIds ?? []);
}