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#   http://www.apache.org/licenses/LICENSE-2.0
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from typing import List

from selenium.webdriver.common import (service, utils)

DEFAULT_EXECUTABLE_PATH = "geckodriver"


class Service(service.Service):
    """Object that manages the starting and stopping of the
    GeckoDriver."""

    def __init__(self, executable_path: str = DEFAULT_EXECUTABLE_PATH,
                 port: int = 0, service_args: List[str] = None,
                 log_path: str = "geckodriver.log", env: dict = None):
        """Creates a new instance of the GeckoDriver remote service proxy.

        GeckoDriver provides a HTTP interface speaking the W3C WebDriver
        protocol to Marionette.

        :param executable_path: Path to the GeckoDriver binary.
        :param port: Run the remote service on a specified port.
            Defaults to 0, which binds to a random open port of the
            system's choosing.
        :param service_args: Optional list of arguments to pass to the
            GeckoDriver binary.
        :param log_path: Optional path for the GeckoDriver to log to.
            Defaults to _geckodriver.log_ in the current working directory.
        :param env: Optional dictionary of output variables to expose
            in the services' environment.

        """
        log_file = open(log_path, "a+") if log_path else None

        super().__init__(executable_path, port=port, log_file=log_file, env=env)
        self.service_args = service_args or []

        # Set a port for CDP
        if '--connect-existing' not in self.service_args:
            self.service_args.append("--websocket-port")
            self.service_args.append("%d" % utils.free_port())

        # Set the webdriver port
        self.service_args.append("--port")
        self.service_args.append("%d" % self.port)

    def command_line_args(self) -> List[str]:
        return self.service_args

    def send_remote_shutdown_command(self):
        pass