import asyncio

from apscheduler.schedulers.asyncio import AsyncIOScheduler
from django.core.management.base import BaseCommand

from core.clients.aggregators.nordigen import NordigenClient
from core.models import Aggregator
from core.util import logs

log = logs.get_logger("scheduling")

INTERVAL = 5


async def job():
    print("Running schedule.")
    aggregators = Aggregator.objects.filter(enabled=True, fetch_accounts=True)
    for aggregator in aggregators:
        if aggregator.service == "nordigen":
            instance = await NordigenClient(aggregator)
            await instance.get_all_account_info(store=True)
        else:
            raise NotImplementedError(f"No such client library: {aggregator.service}")
        aggregator.fetch_accounts = False
        aggregator.save()


class Command(BaseCommand):
    def handle(self, *args, **options):
        """
        Start the scheduling process.
        """
        scheduler = AsyncIOScheduler()

        log.debug(f"Scheduling checking process job every {INTERVAL} seconds")
        scheduler.add_job(job, "interval", seconds=INTERVAL)
        scheduler.start()
        loop = asyncio.get_event_loop()
        try:
            loop.run_forever()
        except (KeyboardInterrupt, SystemExit):
            log.info("Process terminating")
        finally:
            loop.close()