import logging
import peewee
import datetime

from db.queries import skip_day_put, skip_day_delete, skip_days_upcoming
from .telegram import TelegramCommand

logger = logging.getLogger(__name__)

class SkipDayAddCommand(TelegramCommand):
  command_text = "/skip_day"

  async def exec_inner(self, text, update, session, forResponse=None, reply=None):
    try:
      yield "Please enter a skip day"

      response = await forResponse()

      skip_day = datetime.date.fromisoformat(response)
      skip_day_put(skip_day)

      yield f"Skip day {response} has been added"
    except ValueError:
      yield "That date was not valid"
    except peewee.IntegrityError:
      yield "That day has already been added"

class SkipDayDeleteCommand(TelegramCommand):
  command_text = "/skip_day_delete"

  async def exec_inner(self, text, update, session, forResponse=None, reply=None):
    try:
      yield "Please enter a skip day to delete"

      response = await forResponse()

      skip_day = datetime.date.fromisoformat(response)
      rows = skip_day_delete(skip_day)

      if rows > 0:
        yield f"Skip day {skip_day} has been deleted"
      else:
          yield f"Skip day {skip_day} does not exist"
    except ValueError:
      yield "That date was not valid"

class SkipDaysCommand(TelegramCommand):
  command_text = "/skip_days"

  async def exec_inner(self, text, update, session, forResponse=None, reply=None):
    dates = skip_days_upcoming()
    yield ("Upcoming skip days -\n" +
      "\n".join([d.date.isoformat() for d in dates]))

commands = [
  SkipDayAddCommand(),
  SkipDayDeleteCommand(),
  SkipDaysCommand()
]