@staticmethod
    def get_coordinates(source, destination):
        source_name = source.name
        destination_name = destination.name

        geocoding_url = f'https://api.openrouteservice.org/geocode/search?api_key={api_key}&text={source_name},{destination_name}'

        try:
            response = requests.get(geocoding_url)
            response.raise_for_status()  # Проверка на ошибки HTTP
            data = response.json()
            source_coordinates = data['features'][0]['geometry']
            destination_coordinates = data['features'][1]['geometry']['coordinates']

            return source_coordinates, destination_coordinates
        except requests.exceptions.RequestException as e:
            return None

    @staticmethod
    def calculate_distance(source_coordinates, destination_coordinates):
        matrix_url = f'https://api.openrouteservice.org/v2/matrix/driving-car'

        try:
            payload = {'locations': [source_coordinates, destination_coordinates]}
            headers = {'Authorization': api_key, 'Content-Type': 'application/json'}

            response = requests.post(matrix_url, json=payload, headers=headers)
            if response.status_code == 200:
                data = response.json()
                distances = data.get('distances')
            else:
                return None

        except requests.exceptions.RequestException as e:
            return None