Files
mealie/mealie/services/scheduler/scheduler_service.py
2024-12-04 22:31:26 -06:00

82 lines
2.5 KiB
Python

import asyncio
from datetime import UTC, datetime, timedelta
from pathlib import Path
from mealie.core import root_logger
from mealie.core.config import get_app_settings
from mealie.services.scheduler.runner import repeat_every
from .scheduler_registry import SchedulerRegistry
logger = root_logger.get_logger()
CWD = Path(__file__).parent
MINUTES_DAY = 1440
MINUTES_5 = 5
MINUTES_HOUR = 60
class SchedulerService:
@staticmethod
async def start():
await run_minutely()
await run_hourly()
# Wait to trigger our daily run until our given "daily time", so having asyncio handle it.
asyncio.create_task(schedule_daily())
async def schedule_daily():
now = datetime.now(UTC)
daily_schedule_time = get_app_settings().DAILY_SCHEDULE_TIME_UTC
logger.debug(f"Current time is {now} and DAILY_SCHEDULE_TIME (in UTC) is {daily_schedule_time}")
next_schedule = now.replace(
hour=daily_schedule_time.hour, minute=daily_schedule_time.minute, second=0, microsecond=0
)
delta = next_schedule - now
if delta < timedelta(0):
next_schedule = next_schedule + timedelta(days=1)
delta = next_schedule - now
hours_until, seconds_reminder = divmod(delta.total_seconds(), 3600)
minutes_until, seconds_reminder = divmod(seconds_reminder, 60)
seconds_until = round(seconds_reminder)
logger.debug("Time left: %02d:%02d:%02d", hours_until, minutes_until, seconds_until)
target_time = next_schedule.replace(microsecond=0, second=0)
logger.info("Daily tasks scheduled for %s", str(target_time))
wait_seconds = delta.total_seconds()
await asyncio.sleep(wait_seconds)
await run_daily()
def _scheduled_task_wrapper(callable):
try:
callable()
except Exception as e:
logger.error("Error in scheduled task func='%s': exception='%s'", callable.__name__, e)
@repeat_every(minutes=MINUTES_DAY, wait_first=False, logger=logger)
def run_daily():
logger.debug("Running daily callbacks")
for func in SchedulerRegistry._daily:
_scheduled_task_wrapper(func)
@repeat_every(minutes=MINUTES_HOUR, wait_first=True, logger=logger)
def run_hourly():
logger.debug("Running hourly callbacks")
for func in SchedulerRegistry._hourly:
_scheduled_task_wrapper(func)
@repeat_every(minutes=MINUTES_5, wait_first=True, logger=logger)
def run_minutely():
logger.debug("Running minutely callbacks")
for func in SchedulerRegistry._minutely:
_scheduled_task_wrapper(func)