api_v1.4/hub_api/usage.py

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"""
Usage
SPDX - License - Identifier: LGPL - 3.0 - or -later
Copyright © 2022 Project Author name guillermo.gutierrezmorote@concordia.ca
"""
import json
from flask import Response, request
from flask_restful import Resource
from city_model_structure.attributes.schedule import Schedule
from city_model_structure.building_demand.appliances import Appliances
from city_model_structure.building_demand.lighting import Lighting
from city_model_structure.building_demand.occupancy import Occupancy
from city_model_structure.building_demand.thermal_control import ThermalControl
from city_model_structure.building_demand.usage_zone import UsageZone
from hub_api.helpers.session_helper import refresh_session
import helpers.constants as cte
class Usage(Resource):
def __init__(self):
pass
@staticmethod
def put():
session = refresh_session(request)
if session is None:
return Response(json.dumps({'error': 'invalid session'}), status=401)
headers = session.headers
city = session.city
catalog = session.usage_catalog
usage_name = None
try:
building_names = request.json['building_names']
usages = request.json['usages']
seconds_in_hour = cte.MINUTES_TO_SECONDS * cte.HOUR_TO_MINUTES
for building_name in building_names:
for building in city.buildings:
if building.human_readable_name != building_name:
continue
for internal_zone in building.internal_zones:
internal_zone.usage_zones = []
for usage in usages:
usage_entry = catalog.get_entry(usage['name'])
occupancy_schedules = []
for schedule in usage_entry.occupancy.schedules:
occupancy_schedule = Schedule()
occupancy_schedule.type = schedule.type
occupancy_schedule.values = schedule.values
occupancy_schedule.data_type = schedule.data_type
occupancy_schedule.time_step = schedule.time_step
occupancy_schedule.time_range = schedule.time_range
occupancy_schedule.day_types = schedule.day_types
occupancy_schedules.append(occupancy_schedule)
occupancy = Occupancy()
occupancy.occupancy_density = usage_entry.occupancy.occupancy_density
occupancy.sensible_convective_internal_gain = usage_entry.occupancy.sensible_convective_internal_gain
occupancy.sensible_radiative_internal_gain = usage_entry.occupancy.sensible_radiative_internal_gain
occupancy.latent_internal_gain = usage_entry.occupancy.latent_internal_gain
occupancy.occupancy_schedules = occupancy_schedules
lighting_schedules = []
for schedule in usage_entry.lighting.schedules:
lighting_schedule = Schedule()
lighting_schedule.type = schedule.type
lighting_schedule.values = schedule.values
lighting_schedule.data_type = schedule.data_type
lighting_schedule.time_step = schedule.time_step
lighting_schedule.time_range = schedule.time_range
lighting_schedule.day_types = schedule.day_types
lighting_schedules.append(lighting_schedule)
lighting = Lighting()
lighting.density = usage_entry.lighting.density
lighting.convective_fraction = usage_entry.lighting.convective_fraction
lighting.radiative_fraction = usage_entry.lighting.radiative_fraction
lighting.latent_fraction = usage_entry.lighting.latent_fraction
lighting.schedules = lighting_schedules
appliances_schedules = []
for schedule in usage_entry.appliances.schedules:
appliances_schedule = Schedule()
appliances_schedule.type = schedule.type
appliances_schedule.values = schedule.values
appliances_schedule.data_type = schedule.data_type
appliances_schedule.time_step = schedule.time_step
appliances_schedule.time_range = schedule.time_range
appliances_schedule.day_types = schedule.day_types
appliances_schedules.append(appliances_schedule)
appliances = Appliances()
appliances.density = usage_entry.appliances.density
appliances.convective_fraction = usage_entry.appliances.convective_fraction
appliances.radiative_fraction = usage_entry.appliances.radiative_fraction
appliances.latent_fraction = usage_entry.appliances.latent_fraction
appliances.schedules = appliances_schedules
hvac_schedules = []
for schedule in usage_entry.thermal_control.hvac_availability_schedules:
hvac_schedule = Schedule()
hvac_schedule.type = schedule.type
hvac_schedule.values = schedule.values
hvac_schedule.data_type = schedule.data_type
hvac_schedule.time_step = schedule.time_step
hvac_schedule.time_range = schedule.time_range
hvac_schedule.day_types = schedule.day_types
hvac_schedules.append(hvac_schedule)
heating_schedules = []
for schedule in usage_entry.thermal_control.heating_set_point_schedules:
heating_schedule = Schedule()
heating_schedule.type = schedule.type
heating_schedule.values = schedule.values
heating_schedule.data_type = schedule.data_type
heating_schedule.time_step = schedule.time_step
heating_schedule.time_range = schedule.time_range
heating_schedule.day_types = schedule.day_types
heating_schedules.append(heating_schedule)
cooling_schedules = []
for schedule in usage_entry.thermal_control.cooling_set_point_schedules:
cooling_schedule = Schedule()
cooling_schedule.type = schedule.type
cooling_schedule.values = schedule.values
cooling_schedule.data_type = schedule.data_type
cooling_schedule.time_step = schedule.time_step
cooling_schedule.time_range = schedule.time_range
cooling_schedule.day_types = schedule.day_types
cooling_schedules.append(cooling_schedule)
thermal_control = ThermalControl()
thermal_control.mean_heating_set_point = usage_entry.thermal_control.mean_heating_set_point
thermal_control.heating_set_back = usage_entry.thermal_control.heating_set_back
thermal_control.mean_cooling_set_point = usage_entry.thermal_control.mean_cooling_set_point
thermal_control.hvac_availability_schedules = hvac_schedules
thermal_control.heating_set_point_schedules = heating_schedules
thermal_control.cooling_set_point_schedules = cooling_schedules
usage_zone = UsageZone()
usage_zone.usage = usage_entry.usage
usage_zone.percentage = usage['percentage']
usage_zone.hours_day = usage_entry.hours_day
usage_zone.days_year = usage_entry.days_year
usage_zone.mechanical_air_change = usage_entry.mechanical_air_change
if usage_entry.mechanical_air_change is None:
usage_zone.mechanical_air_change = ((usage_entry.ventilation_rate * internal_zone.area) /
internal_zone.volume) * seconds_in_hour
usage_zone.occupancy = occupancy
usage_zone.lighting = lighting
usage_zone.appliances = appliances
usage_zone.thermal_control = thermal_control
internal_zone.usage_zones.append(usage_zone)
response = {'result': 'succeed'}
except KeyError as ex:
response = {'error': f'Mandatory parameter {ex} is missing'}
return Response(json.dumps(response), headers=headers, status=400)
except IndexError:
response = {'error': f'Name "{usage_name}" unknown'}
return Response(json.dumps(response), headers=headers, status=400)
return Response(json.dumps(response), headers=headers)