import socket
import threading
import time

import webview

from backend.server import HOST, PORT, app


def run_server():
    app.run(host=HOST, port=PORT, debug=False, use_reloader=False, threaded=True)


def wait_for_server(timeout=10):
    start = time.time()
    while time.time() - start < timeout:
        try:
            sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
            sock.settimeout(1)
            if sock.connect_ex((HOST, PORT)) == 0:
                sock.close()
                return True
            sock.close()
        except OSError:
            pass
        time.sleep(0.1)
    return False


if __name__ == "__main__":
    threading.Thread(target=run_server, daemon=True).start()

    if not wait_for_server():
        raise SystemExit("Server Flask non risponde: avvio interrotto")

    webview.create_window(
        "PowerBricks — prototipo",
        f"http://{HOST}:{PORT}",
        width=1280,
        height=800,
        min_size=(900, 600),
    )
    webview.start()