"""
SchedulesFactory retrieve the specific schedules module for the given standard
This factory can only be called after calling the usage factory so the usage zones are created.
SPDX - License - Identifier: LGPL - 3.0 - or -later
Copyright © 2022 Concordia CERC group
Project Coder Guille Gutierrez guillermo.gutierrezmorote@concordia.ca
"""

from pathlib import Path
from imports.schedules.doe_idf import DoeIdf


class SchedulesFactory:
  """
  SchedulesFactor class
  """
  def __init__(self, handler, city, base_path=Path(Path(__file__).parent.parent / 'data/schedules')):
    self._handler = '_' + handler.lower().replace(' ', '_')
    self._city = city
    self._base_path = base_path
    for building in city.buildings:
      for internal_zone in building.internal_zones:
        if len(internal_zone.usage_zones) == 0:
          raise Exception('It seems that the schedule factory is being called before the usage factory. '
                          'Please ensure that the usage factory is called first as the usage zones must be '
                          'firstly generated.')

  def _doe_idf(self):
    """
    Enrich the city by using DOE IDF schedules as data source
    """
    DoeIdf(self._city, self._base_path, 'doe_idf.xml')

  def enrich(self):
    """
    Enrich the city given to the class using the given schedule handler
    :return: None
    """
    getattr(self, self._handler, lambda: None)()