using Musify.Domain.Entities;
using Musify.Domain.ValueObjects;

namespace Musify.Application.Tracks.Responses;

public static class TrackProjections
{
    public static IQueryable<Track> Active(this IQueryable<Track> query) =>
        query.Where(track => track.LifeCycleStatus == LifeCycleStatus.Active);

    public static IQueryable<TrackApplicationResponse> SelectResponse(this IQueryable<Track> query) =>
        query.Select(track => new TrackApplicationResponse(
            track.Id,
            track.Title,
            track.Owner.Name,
            track.Audio.TranscodeStatus,
            track.DurationSeconds,
            track.ListeningHistories.Count(listen => listen.IsCounted),
            track.CreatedAt,
            track.UpdatedAt,
            track.OwnerUserId,
            track.Tags.Select(tag => tag.Tag).ToList(),
            track.IsExplicit));
}