"""Tests de la timeline d'animation : clips Animate.css ou personnalisés
(images-clés), posés sur la piste d'un élément, avec un instant de départ
et une durée sur l'axe du temps (secondes depuis l'affichage de l'écran)."""
import json
import re


def _create_screen(client, slug, name="Accueil"):
    resp = client.post(f"/game/{slug}/screens/new", data={"name": name}, follow_redirects=False)
    return int(re.search(r"/screens/(\d+)/edit", resp.headers["Location"]).group(1))


def _add_element(client, slug, screen_id, widget):
    resp = client.post(f"/game/{slug}/screens/{screen_id}/elements/add", data={"widget": widget}, follow_redirects=False)
    return int(re.search(r"selected=(\d+)", resp.headers["Location"]).group(1))


def test_animate_css_clip_persists(client, game):
    screen_id = _create_screen(client, game)
    el_id = _add_element(client, game, screen_id, "titre")
    resp = client.post(
        f"/game/{game}/screens/{screen_id}/animations/clips/add",
        data=json.dumps({
            "element_id": el_id, "kind": "animate_css", "animate_name": "bounce",
            "start_time": "1.5", "duration": "2", "delay": "0", "easing": "ease", "iteration_count": "1",
        }),
        content_type="application/json",
    )
    assert resp.status_code == 200
    clip = resp.get_json()
    assert clip["kind"] == "animate_css"
    assert clip["animate_name"] == "bounce"
    assert clip["start_time"] == 1.5
    assert clip["duration"] == 2.0
    assert clip["element_id"] == el_id


def test_custom_keyframes_clip_persists(client, game):
    screen_id = _create_screen(client, game)
    el_id = _add_element(client, game, screen_id, "conteneur")
    keyframes = [{"percent": 0, "props": {"opacity": "0"}}, {"percent": 100, "props": {"opacity": "1"}}]
    resp = client.post(
        f"/game/{game}/screens/{screen_id}/animations/clips/add",
        data=json.dumps({
            "element_id": el_id, "kind": "custom", "custom_keyframes": keyframes,
            "start_time": "0", "duration": "3",
        }),
        content_type="application/json",
    )
    assert resp.status_code == 200
    clip = resp.get_json()
    assert clip["kind"] == "custom"
    assert json.loads(clip["custom_keyframes"]) == keyframes


def test_clip_update_changes_timing(client, game):
    screen_id = _create_screen(client, game)
    el_id = _add_element(client, game, screen_id, "bouton")
    clip = client.post(
        f"/game/{game}/screens/{screen_id}/animations/clips/add",
        data=json.dumps({"element_id": el_id, "kind": "animate_css", "animate_name": "fadeIn"}),
        content_type="application/json",
    ).get_json()
    resp = client.post(
        f"/game/{game}/animations/clips/{clip['id']}/update",
        data=json.dumps({"start_time": "4", "duration": "0.5"}),
        content_type="application/json",
    )
    assert resp.status_code == 200
    updated = resp.get_json()
    assert updated["start_time"] == 4.0
    assert updated["duration"] == 0.5


def test_clip_delete_removes_it(client, game):
    screen_id = _create_screen(client, game)
    el_id = _add_element(client, game, screen_id, "bouton")
    clip = client.post(
        f"/game/{game}/screens/{screen_id}/animations/clips/add",
        data=json.dumps({"element_id": el_id, "kind": "animate_css", "animate_name": "tada"}),
        content_type="application/json",
    ).get_json()
    resp = client.post(f"/game/{game}/animations/clips/{clip['id']}/delete")
    assert resp.status_code == 200
    html = client.get(f"/game/{game}/screens/{screen_id}/edit").data.decode()
    assert f'"id": {clip["id"]}' not in html


def test_screen_edit_exposes_timeline_panel_and_animate_css_cdn(client, game):
    screen_id = _create_screen(client, game)
    html = client.get(f"/game/{game}/screens/{screen_id}/edit").data.decode()
    assert "animPanel" in html
    assert "Timeline d'animation" in html
    assert "animate.css" in html


def test_play_page_exposes_animation_runtime_and_cdn(client, game):
    resp = client.get(f"/game/{game}/play")
    html = resp.data.decode()
    assert "animate.css" in html
    assert "runAnimationTimeline" in html
    assert "injectCustomKeyframes" in html


def test_play_page_payload_includes_clip(client, game):
    screen_id = _create_screen(client, game)
    el_id = _add_element(client, game, screen_id, "titre")
    client.post(
        f"/game/{game}/screens/{screen_id}/animations/clips/add",
        data=json.dumps({"element_id": el_id, "kind": "animate_css", "animate_name": "pulse", "start_time": "2"}),
        content_type="application/json",
    )
    html = client.get(f"/game/{game}/play").data.decode()
    assert '"animate_name": "pulse"' in html
    assert '"start_time": 2.0' in html