"""
Contains all the track routes.
"""
from app import api
from app import instances
from app import models
from flask import Blueprint
from flask import send_file

track_bp = Blueprint("track", __name__, url_prefix="/")


@track_bp.route("/file/<trackid>")
def send_track_file(trackid):
    """
    Returns an audio file that matches the passed id to the client.
    """
    track = instances.tracks_instance.get_track_by_id(trackid)
    msg = {"msg": "File Not Found"}

    if track is None:
        return msg, 404

    track = models.Track(track)
    type = track.filepath.split(".")[-1]

    try:
        return send_file(track.filepath, mimetype=f"audio/{type}")
    except FileNotFoundError:
        return msg, 404


@track_bp.route("/sample")
def get_sample_track():
    """
    Returns a sample track object.
    """

    return instances.tracks_instance.get_song_by_album("Legends Never Die",
                                                       "Juice WRLD")