from datetime import datetime

from tests.data.utils import serialize_datetime


def playlist(i, df="%Y-%m-%d %H:%M:%S.%f Z", serialize_dt=True):
    dt = datetime.utcnow().replace(hour=0, minute=i, second=0, microsecond=0)
    return {
        "id": str(i),
        "name": f"name_{i}",
        "last_updated_at": serialize_datetime(dt, df=df) if serialize_dt else dt,
        "image_url": f"image_url_{i}"
    }


def isrc(i):
    return f"isrc_{i}"


def track(i, artists_num=2, artists_sorted=False):
    return {
        "id": f"id_{i}",
        "isrc": isrc(i),
        "name": f"name_{i}",
        "image_url": f"image_url{i}",
        "artists": [{
            "id": f"id_{i}{j}",
            "name": f"name_{i}{j}",
            "order": j
        } for j in sorted(range(1, 1 + artists_num), reverse=(not artists_sorted))]
    }


def content(j, k=None, with_track=False, df=None, serialize_dt=True):
    data = {
        "playlist": playlist(j, df=df, serialize_dt=serialize_dt)
    }
    if with_track:
        data.update({
            "track": track(k or j),
            "current_position": k or j,
            "previous_position": j or k
        })
    return data