from flask import redirect, url_for

import screens

from core.flask_app import app


@app.route("/game/<slug>/screens/<int:screen_id>/flow/blocks/<int:block_id>/delete", methods=["POST"])
def flow_block_delete(slug, screen_id, block_id):
    """Supprime le bloc ET tous ses nœuds/arêtes (voir
    screens/flow/blocks/delete_flow_block.py) — confirmation côté client
    avant l'envoi, affichant le nombre de nœuds concernés."""
    screens.delete_flow_block(slug, block_id)
    return redirect(url_for("screen_edit", slug=slug, screen_id=screen_id, tab="blocks"))