Files
home-assistant/custom_components/hacs/tasks/manager.py
2022-05-04 10:50:54 -07:00

75 lines
2.5 KiB
Python

"""Hacs task manager."""
from __future__ import annotations
import asyncio
from importlib import import_module
from pathlib import Path
from homeassistant.core import HomeAssistant
from ..base import HacsBase
from .base import HacsTask
class HacsTaskManager:
"""Hacs task manager."""
def __init__(self, hacs: HacsBase, hass: HomeAssistant) -> None:
"""Initialize the setup manager class."""
self.hacs = hacs
self.hass = hass
self.__tasks: dict[str, HacsTask] = {}
@property
def tasks(self) -> list[HacsTask]:
"""Return all list of all tasks."""
return list(self.__tasks.values())
async def async_load(self) -> None:
"""Load all tasks."""
task_files = Path(__file__).parent
task_modules = (
module.stem
for module in task_files.glob("*.py")
if module.name not in ("base.py", "__init__.py", "manager.py")
)
async def _load_module(module: str):
task_module = import_module(f"{__package__}.{module}")
if task := await task_module.async_setup_task(hacs=self.hacs, hass=self.hass):
self.__tasks[task.slug] = task
await asyncio.gather(*[_load_module(task) for task in task_modules])
self.hacs.log.info("Loaded %s tasks", len(self.tasks))
schedule_tasks = len(self.hacs.recuring_tasks) == 0
for task in self.tasks:
if task.events is not None:
for event in task.events:
self.hass.bus.async_listen_once(event, task.execute_task)
if task.schedule is not None and schedule_tasks:
self.hacs.log.debug(
"Scheduling <HacsTask %s> to run every %s", task.slug, task.schedule
)
self.hacs.recuring_tasks.append(
self.hacs.hass.helpers.event.async_track_time_interval(
task.execute_task, task.schedule
)
)
def get(self, slug: str) -> HacsTask | None:
"""Return a task."""
return self.__tasks.get(slug)
async def async_execute_runtume_tasks(self) -> None:
"""Execute the the execute methods of each runtime task if the stage matches."""
await asyncio.gather(
*(
task.execute_task()
for task in self.tasks
if task.stages is not None and self.hacs.stage in task.stages
)
)