api_v1.4/hub_api/persistence/retrofit_results.py

import datetime
import json
import threading

from co2_emission.co2_emission import Co2Emission
from costs.cost import Cost
from flask import Response, request
from flask_restful import Resource

from hub_api.config import Config
from hub_api.helpers.session_helper import session, refresh_session
from hub_api.mockup.building import Building
from hub_api.persistence.mock import dic


class RetrofitResults(Resource, Config):

  def __init__(self):
    super().__init__()
    self._scenario_ids = {'current status': 0,
                          'skin retrofit': 1,
                          'system retrofit and pv': 2,
                          'skin and system retrofit with pv': 3
                          }

  def _calculate_building(self, building_results, user_id, application_id, scenario, scenario_id):
    building_info = self.database.building(building_results['building'], user_id, application_id, scenario)
    archetype = self.energy_systems_catalog.get_entry(building_info.system_name)
    mockup_building = Building(building_info, building_results, archetype)
    life_cycle = Cost(mockup_building, retrofit_scenario=scenario_id).life_cycle
    operational_co2 = Co2Emission(mockup_building).operational_co2
    global_capital_costs = life_cycle[f'Scenario {scenario_id}']['global_capital_costs']
    global_operational_costs = life_cycle[f'Scenario {scenario_id}']['global_operational_costs']
    global_capital_incomes = life_cycle[f'Scenario {scenario_id}']['global_capital_incomes']
    global_maintenance_costs = life_cycle[f'Scenario {scenario_id}']['global_maintenance_costs']
    building_results['total_heating_area'] = building_info.total_heating_area
    building_results['costs'] = {
      'total_capital_costs_skin': life_cycle[f'Scenario {scenario_id}']['total_capital_costs_skin'],
      'total_capital_costs_systems': life_cycle[f'Scenario {scenario_id}']['total_capital_costs_systems'],
      'end_of_life_costs': life_cycle[f'Scenario {scenario_id}']['end_of_life_costs'],
      'total_operational_costs': life_cycle[f'Scenario {scenario_id}']['total_operational_costs'],
      'total_maintenance_costs': life_cycle[f'Scenario {scenario_id}']['total_maintenance_costs'],
      'operational_incomes': life_cycle[f'Scenario {scenario_id}']['operational_incomes'],
      'capital_incomes': life_cycle[f'Scenario {scenario_id}']['capital_incomes'],
      'global_capital_costs': {
        'B2010_opaque_walls': global_capital_costs['B2010_opaque_walls'].tolist(),
        'B2020_transparent': global_capital_costs['B2020_transparent'].tolist(),
        'B3010_opaque_roof': global_capital_costs['B3010_opaque_roof'].tolist(),
        'B10_superstructure': global_capital_costs['B10_superstructure'].tolist(),
        'D3020_heat_generating_systems': global_capital_costs['D3020_heat_generating_systems'].tolist(),
        'D3030_cooling_generation_systems': global_capital_costs['D3030_cooling_generation_systems'].tolist(),
        'D3080_other_hvac_ahu': global_capital_costs['D3080_other_hvac_ahu'].tolist(),
        'D5020_lighting_and_branch_wiring': global_capital_costs['D5020_lighting_and_branch_wiring'].tolist(),
        'D301010_photovoltaic_system': global_capital_costs['D301010_photovoltaic_system'].tolist(),
      },
      'global_end_of_life_costs': life_cycle[f'Scenario {scenario_id}']['global_end_of_life_costs'][
        'End_of_life_costs'].tolist(),
      'global_operational_costs': {
        'fixed_costs_electricity_peak': global_operational_costs['Fixed_costs_electricity_peak'].tolist(),
        'fixed_costs_electricity_monthly': global_operational_costs['Fixed_costs_electricity_monthly'].tolist(),
        'variable_costs_electricity': global_operational_costs['Variable_costs_electricity'].tolist(),
        'fixed_costs_gas': global_operational_costs['Fixed_costs_gas'].tolist(),
        'variable_costs_gas': global_operational_costs['Variable_costs_gas'].tolist()
      },
      'global_maintenance_costs': {
        'heating_maintenance': global_maintenance_costs['Heating_maintenance'].tolist(),
        'cooling_maintenance': global_maintenance_costs['Cooling_maintenance'].tolist(),
        'pv_maintenance': global_maintenance_costs['PV_maintenance'].tolist(),
      },
      'global_operational_incomes': life_cycle[f'Scenario {scenario_id}']['global_operational_incomes'][
        'Incomes electricity'].tolist(),
      'global_capital_incomes': {
        'subsidies_construction': global_capital_incomes['Subsidies construction'].tolist(),
        'subsidies_hvac': global_capital_incomes['Subsidies HVAC'].tolist(),
        'subsidies_pv': global_capital_incomes['Subsidies PV'].tolist()
      }
    }
    building_results['operational_co2'] = operational_co2

  def post(self):
    """
    API call for requesting a specified list of enriched persistence
    """
    # todo: cost and co2 libraries are using default canadians values, in the future need to be optionally API configurable
    session_id = request.headers.get('session-id', None)
    if session_id == "deece4fa-6809-42b1-a4e6-36e9f3c6edc2":
      return Response(json.dumps(dic), status=200)
    token = request.headers.get('token', None)
    application_uuid = request.headers.get('application-uuid', None)
    _session = refresh_session(session_id, token, application_uuid)
    if _session is None:
      return Response(json.dumps({'error': 'unauthorized'}), status=403)
    else:
      token = {'token': _session['token']}
      application_id = session(session_id)['application_id']
      user_id = session(session_id)['user_id']
    payload = request.get_json()
    if 'scenarios' not in payload:
      return Response(json.dumps({'error': 'Bad request'}), status=400, headers=token)
    results = self.database.results(user_id, application_id, payload)
    if results == {}:
      # no data found for the given parameters
      return Response(json.dumps({'result': 'succeed', 'results': results}), status=200, headers=token)
    # deserialize the response to return pure json
    start = datetime.datetime.now()
    t = []
    for scenario in results:
      scenario_id = self._scenario_ids[scenario]
      for building_results in results[scenario]:
        f = threading.Thread(
          target=self._calculate_building,
          args=(building_results, user_id, application_id, scenario, scenario_id)
        )
        t.append(f)
        f.start()
    for f in t:
      f.join()
    return Response(json.dumps({'result': 'succeed', 'results': results}), status=200, headers=token)