using ErsatzTV.Core.Domain;
using ErsatzTV.Infrastructure.Data;
using ErsatzTV.Tests.Support;
using Microsoft.EntityFrameworkCore;
using NUnit.Framework;
using Shouldly;

namespace ErsatzTV.Tests.Infrastructure;

[TestFixture]
public class ChannelGraphicsElementPersistenceTests
{
    private InMemoryTvContext _db = null!;

    [SetUp]
    public async Task SetUp() => _db = await InMemoryTvContext.CreateAsync();

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

    [Test]
    public async Task Channel_Can_Attach_And_Read_Back_A_Graphics_Element()
    {
        int channelId;
        int elementId;

        await using (TvContext context = _db.CreateContext())
        {
            var profile = new FFmpegProfile { Name = "p" };
            await context.FFmpegProfiles.AddAsync(profile);
            var element = new GraphicsElement { Path = "/x/on-now-next.yml", Name = "On Now / Next", Kind = GraphicsElementKind.Text };
            await context.GraphicsElements.AddAsync(element);
            await context.SaveChangesAsync();

            var channel = new Channel(Guid.NewGuid())
            {
                Number = "1", Name = "c", Group = "g", FFmpegProfileId = profile.Id,
                ChannelGraphicsElements = [new ChannelGraphicsElement { GraphicsElementId = element.Id }]
            };
            await context.Channels.AddAsync(channel);
            await context.SaveChangesAsync();
            channelId = channel.Id;
            elementId = element.Id;
        }

        await using (TvContext context = _db.CreateContext())
        {
            Channel loaded = await context.Channels
                .Include(c => c.ChannelGraphicsElements)
                .ThenInclude(x => x.GraphicsElement)
                .SingleAsync(c => c.Id == channelId);

            loaded.ChannelGraphicsElements.Count.ShouldBe(1);
            loaded.ChannelGraphicsElements[0].GraphicsElementId.ShouldBe(elementId);
            loaded.ChannelGraphicsElements[0].GraphicsElement.Name.ShouldBe("On Now / Next");
        }
    }
}