core/homeassistant/components/teslemetry/helpers.py

98 lines
3.4 KiB
Python

"""Teslemetry helper functions."""
import asyncio
from typing import Any
from tesla_fleet_api.exceptions import TeslaFleetError
from homeassistant.exceptions import HomeAssistantError
from .const import DOMAIN, LOGGER, TeslemetryState
def flatten(data: dict[str, Any], parent: str | None = None) -> dict[str, Any]:
"""Flatten the data structure."""
result = {}
for key, value in data.items():
if parent:
key = f"{parent}_{key}"
if isinstance(value, dict):
result.update(flatten(value, key))
else:
result[key] = value
return result
async def wake_up_vehicle(vehicle) -> None:
"""Wake up a vehicle."""
async with vehicle.wakelock:
times = 0
while vehicle.coordinator.data["state"] != TeslemetryState.ONLINE:
try:
if times == 0:
cmd = await vehicle.api.wake_up()
else:
cmd = await vehicle.api.vehicle()
state = cmd["response"]["state"]
except TeslaFleetError as e:
raise HomeAssistantError(
translation_domain=DOMAIN,
translation_key="wake_up_failed",
translation_placeholders={"message": e.message},
) from e
vehicle.coordinator.data["state"] = state
if state != TeslemetryState.ONLINE:
times += 1
if times >= 4: # Give up after 30 seconds total
raise HomeAssistantError(
translation_domain=DOMAIN,
translation_key="wake_up_timeout",
)
await asyncio.sleep(times * 5)
async def handle_command(command) -> dict[str, Any]:
"""Handle a command."""
try:
result = await command
except TeslaFleetError as e:
raise HomeAssistantError(
translation_domain=DOMAIN,
translation_key="command_exception",
translation_placeholders={"message": e.message},
) from e
LOGGER.debug("Command result: %s", result)
return result
async def handle_vehicle_command(command) -> Any:
"""Handle a vehicle command."""
result = await handle_command(command)
if (response := result.get("response")) is None:
if error := result.get("error"):
# No response with error
raise HomeAssistantError(
translation_domain=DOMAIN,
translation_key="command_error",
translation_placeholders={"error": error},
)
# No response without error (unexpected)
raise HomeAssistantError(f"Unknown response: {response}")
if (result := response.get("result")) is not True:
if reason := response.get("reason"):
if reason in ("already_set", "not_charging", "requested"):
# Reason is acceptable
return result
# Result of false with reason
raise HomeAssistantError(
translation_domain=DOMAIN,
translation_key="command_reason",
translation_placeholders={"reason": reason},
)
# Result of false without reason (unexpected)
raise HomeAssistantError(
translation_domain=DOMAIN, translation_key="command_no_result"
)
# Response with result of true
return result