import logging
import datetime
import pytz

from scheduler.asyncio import Scheduler

from settings import TIMEZONE, ORDER_TIME, ORDER_TIMEOUT
from orders import order_issue, order_check

logger = logging.getLogger(__name__)

SATURDAY = 5
SUNDAY = 6

class OrderScheduler():
  def __init__(self, loop):
    self.tz = pytz.timezone(TIMEZONE)

    self.scheduler = Scheduler(loop=loop, tzinfo=self.tz)

    order_time_arr = list(map(int, ORDER_TIME.split(':')))
    order_time = datetime.time(hour=order_time_arr[0], minute=order_time_arr[1], tzinfo=self.tz)
    self.scheduler.daily(order_time, self.scheduled_order)
    
    logger.info(self.scheduler)

  async def scheduled_order(self):
    day_of_week = datetime.datetime.now(tz=self.tz).weekday()
    if (day_of_week in [SATURDAY, SUNDAY]):
      return

    await order_issue()

    # Schedule check
    self.scheduler.once(
      datetime.datetime.now(tz=self.tz) +
      ORDER_TIMEOUT +
      datetime.timedelta(seconds=10),
      self.scheduled_check
    )

    logger.info(self.scheduler)

  async def scheduled_check(self):
    await order_check()