import json

import db

from .ensure_animation_schema import ensure_animation_schema

# Point de départ raisonnable pour un nouveau clip "personnalisé" : un
# fondu simple de 0 à 1, que le créateur du jeu peut ensuite modifier ou
# remplacer entièrement dans l'éditeur de images-clés.
_DEFAULT_CUSTOM_KEYFRAMES = [
    {"percent": 0, "props": {"opacity": "0"}},
    {"percent": 100, "props": {"opacity": "1"}},
]


def add_animation_clip(slug, screen_id, element_id, kind="animate_css", animate_name=None,
                        custom_keyframes=None, start_time=0, duration=1, delay=0,
                        easing="ease", iteration_count="1"):
    ensure_animation_schema(slug)
    if kind == "custom" and not custom_keyframes:
        custom_keyframes = _DEFAULT_CUSTOM_KEYFRAMES
    if kind == "animate_css" and not animate_name:
        animate_name = "fadeIn"
    keyframes_json = json.dumps(custom_keyframes) if custom_keyframes else None
    conn = db.connect(slug)
    conn.execute(
        """INSERT INTO _animation_clips
           (screen_id, element_id, kind, animate_name, custom_keyframes,
            start_time, duration, delay, easing, iteration_count)
           VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)""",
        (screen_id, element_id, kind, animate_name, keyframes_json,
         float(start_time), float(duration), float(delay), easing, str(iteration_count)),
    )
    clip_id = conn.execute("SELECT last_insert_rowid() AS id").fetchone()["id"]
    conn.commit()
    conn.close()
    return clip_id