"""
Enrich city
SPDX - License - Identifier: LGPL - 3.0 - or -later
Copyright © 2020 Project Author Pilar Monsalvete Alvarez de Uribarri pilar.monsalvete@concordia.ca
"""

from imports.construction_factory import ConstructionFactory
from imports.usage_factory import UsageFactory
from imports.schedules_factory import SchedulesFactory


class EnrichCity:
  """
  Enrich city
  """

  def __init__(self, city):
    self._city = city
    self._enriched_city = None
    self._errors = []

  @property
  def errors(self) -> [str]:
    """
    Error list
    """
    return self._errors

  def enriched_city(self, construction_format=None, usage_format=None, schedules_format=None,
                    pickle_construction=False, pickle_usage=False, pickle_schedules=False):
    """
    Enrich the city with the given formats
    :return: City
    """
    if self._enriched_city is None:
      self._errors = []
      print('original:', len(self._city.buildings))
      if not pickle_construction:
        if construction_format is not None:
          self._enriched_city = self._construction(construction_format)
          if len(self._errors) != 0:
            return self._enriched_city
      if not pickle_usage:
        if usage_format is not None:
          self._enriched_city = self._usage(usage_format)
          if len(self._errors) != 0:
            return self._enriched_city
      if not pickle_schedules:
        if schedules_format is not None:
          self._enriched_city = self._schedules(schedules_format)
          if len(self._errors) != 0:
            return self._enriched_city
      self._enriched_city = self._city
    return self._enriched_city

  def _construction(self, construction_format):
    ConstructionFactory(construction_format, self._city).enrich()

    for building in self._city.buildings:
      # infiltration_rate_system_off is a mandatory parameter.
      # If it is not returned, extract the building from the calculation list
      if len(building.thermal_zones) == 0:
        self._city.remove_city_object(building)
      elif building.thermal_zones[0].infiltration_rate_system_off is None:
        self._city.remove_city_object(building)
      if self._city.buildings is None:
        self._errors.append('no archetype found per construction')
        self._enriched_city = self._city
        return self._enriched_city
    print('enriched with construction:', len(self._city.buildings))
    return self._city

  def _usage(self, usage_format):
    UsageFactory(usage_format, self._city).enrich()
    for building in self._city.buildings:
      # At least one thermal zone must be created.
      # If it is not created, extract the building from the calculation list
      if len(building.usage_zones) <= 0:
        self._city.remove_city_object(building)
      if self._city.buildings is None:
        self._errors.append('no archetype found per usage')
        self._enriched_city = self._city
        return self._enriched_city
    print('enriched with usage:', len(self._city.buildings))
    return self._city

  def _schedules(self, schedules_format):
    SchedulesFactory(schedules_format, self._city).enrich()
    for building in self._city.buildings:
      counter_schedules = 0
      for usage_zone in building.usage_zones:
        # At least one schedule must be created at each thermal zone.
        # If it is not created, extract the building from the calculation list
        if len(usage_zone.schedules) > 0:
          counter_schedules += 1
      if counter_schedules < len(building.usage_zones):
        self._city.remove_city_object(building)
    if self._city.buildings is None:
      self._errors.append('no archetype found per usage')
      self._enriched_city = self._city
      return self._enriched_city
    print('enriched with occupancy:', len(self._city.buildings))
    return self._city