using ErsatzTV.Core.Api.Graphics;
using ErsatzTV.Core.Domain;
using ErsatzTV.Infrastructure.Data;
using Microsoft.EntityFrameworkCore;
using static ErsatzTV.Application.Graphics.Mapper;

namespace ErsatzTV.Application.Graphics;

public class GetAllGraphicsElementsForApiHandler(IDbContextFactory<TvContext> dbContextFactory)
    : IRequestHandler<GetAllGraphicsElementsForApi, List<GraphicsElementResponseModel>>
{
    public async Task<List<GraphicsElementResponseModel>> Handle(
        GetAllGraphicsElementsForApi request,
        CancellationToken cancellationToken)
    {
        await using TvContext dbContext = await dbContextFactory.CreateDbContextAsync(cancellationToken);
        List<GraphicsElement> graphicsElements = await dbContext.GraphicsElements
            .AsNoTracking()
            .ToListAsync(cancellationToken);
        return graphicsElements
            .Map(ProjectToViewModel)
            .OrderBy(e => e.Name == e.FileName)
            .ThenBy(e => e.Name)
            .Select(vm => new GraphicsElementResponseModel(vm.Id, vm.Name))
            .ToList();
    }
}