async def async_step_user(self, user_input=None):
"""Handle the start of the config flow.
Called after wiffi integration has been selected in the 'add integration
UI'. The user_input is set to None in this case. We will open a config
flow form then.
This function is also called if the form has been submitted. user_input
contains a dict with the user entered values then.
"""
if user_input is None:
return self._async_show_form()
# received input from form or configuration.yaml
self._async_abort_entries_match(user_input)
try:
# try to start server to check whether port is in use
server = WiffiTcpServer(user_input[CONF_PORT])
await server.start_server()
await server.close_server()
return self.async_create_entry(
title=f"Port {user_input[CONF_PORT]}", data=user_input)
except OSError as exc:
if exc.errno == errno.EADDRINUSE:
return self.async_abort(reason="addr_in_use")
return self.async_abort(reason="start_server_failed")
def async_setup(self, config_entry):
"""Set up api instance."""
self._server = WiffiTcpServer(config_entry.data[CONF_PORT], self)
self._periodic_callback = async_track_time_interval(
self._hass, self._periodic_tick, timedelta(seconds=10))