from flask import request, jsonify

import screens

from core.flask_app import app


@app.route("/game/<slug>/scene-objects/<int:object_id>/collision", methods=["POST"])
def scene_object_collision(slug, object_id):
    """Boîte de collision d'un objet de scène (voir "🧱 Collision" dans
    templates/scene_edit.html, static/js/play/conditions.js::
    elementsOverlap pour son usage au jeu)."""
    body = request.get_json(silent=True) or {}
    obj = screens.get_scene_object(slug, object_id)
    if not obj:
        return jsonify({"error": "objet introuvable"}), 404

    settings = {"enabled": bool(body.get("enabled", True))}
    settings["shape"] = body.get("shape") if body.get("shape") in screens.COLLISION_SHAPES else "rectangle"
    for key in ("width", "height"):
        try:
            value = body.get(key)
            settings[key] = float(value) if value not in (None, "") else None
        except (TypeError, ValueError):
            settings[key] = None
    for key in ("offset_x", "offset_y"):
        try:
            settings[key] = float(body.get(key) or 0)
        except (TypeError, ValueError):
            settings[key] = 0

    screens.set_scene_object_collision(slug, object_id, settings)
    obj = screens.get_scene_object(slug, object_id)
    return jsonify({"ok": True, "collision": screens.resolve_collision_settings(obj)})