#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Точка входа: dev — встроенный сервер Flask, prod — waitress."""
import os

from dotenv import load_dotenv

load_dotenv(os.path.join(os.path.dirname(__file__), '.env'))

from app import create_app

app = create_app()

def _use_waitress() -> bool:
    if os.environ.get('FLASK_ENV') == 'production':
        return True
    v = (os.environ.get('WEB_USE_WAITRESS') or '').strip().lower()
    return v in ('1', 'true', 'yes', 'on')


if __name__ == '__main__':
    port = int(os.environ.get('PORT', '3107'))
    if _use_waitress():
        from waitress import serve

        serve(app, host='0.0.0.0', port=port)
    else:
        app.run(host='0.0.0.0', port=port, debug=os.environ.get('FLASK_DEBUG') == '1')