from flask import request, redirect, url_for, abort

import screens

from core.flask_app import app


@app.route("/game/<slug>/elements/<int:parent_id>/children/add", methods=["POST"])
def element_add_child(slug, parent_id):
    """Ajoute un élément PHYSIQUEMENT à l'intérieur d'un conteneur, d'un
    répéteur de données ou d'un groupe de champs déjà posé sur l'écran."""
    parent = screens.get_element(slug, parent_id)
    if not parent:
        abort(404)
    widget = request.form.get("widget", "conteneur")
    from_catalogue = widget == "__catalogue__"
    element_type_id = request.form.get("element_type_id") or None if from_catalogue else None
    if from_catalogue and element_type_id:
        types = {t["id"]: t for t in screens.list_element_types(slug)}
        et = types.get(int(element_type_id))
        widget = et["default_widget"] if et else "conteneur"
    elif from_catalogue:
        return redirect(url_for("screen_edit", slug=slug, screen_id=parent["screen_id"], selected=parent_id))
    new_id = screens.add_element(slug, parent["screen_id"], widget, element_type_id, parent_id=parent_id)
    return redirect(url_for("screen_edit", slug=slug, screen_id=parent["screen_id"], selected=new_id))