mirror of
https://github.com/Hestia-Homes/Model.git
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150 lines
7 KiB
Python
150 lines
7 KiB
Python
from __future__ import annotations
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from dataclasses import replace
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from typing import Optional
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from backend.app.db.models.portfolio import PortfolioGoal
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from backend.app.db.models.recommendations import (
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PlanModel,
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PlanPersistence,
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ScenarioModel,
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)
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from backend.app.domain.classes.scenario import Scenario
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from backend.app.domain.records.plan_record import PlanRecord
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from backend.app.utils import sap_to_epc
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class Plan:
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def __init__(
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self, record: PlanRecord, scenario: Scenario, id: Optional[int] = None
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):
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self.id: Optional[int] = id
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self.record: PlanRecord = record
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self.scenario: Scenario = scenario
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@classmethod
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def from_sqlalchemy(cls, plan_model: PlanModel, scenario: Scenario) -> Plan:
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if not scenario:
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raise ValueError(f"No Scenario associated with Plan of ID {plan_model.id}")
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record = PlanRecord(
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property_id=plan_model.property_id,
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portfolio_id=plan_model.portfolio_id,
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created_at=plan_model.created_at,
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is_default=plan_model.is_default,
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valuation_increase_lower_bound=plan_model.valuation_increase_lower_bound,
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valuation_increase_upper_bound=plan_model.valuation_increase_upper_bound,
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valuation_increase_average=plan_model.valuation_increase_average,
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plan_type=plan_model.plan_type,
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post_sap_points=plan_model.post_sap_points,
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post_epc_rating=plan_model.post_epc_rating,
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post_co2_emissions=plan_model.post_co2_emissions,
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co2_savings=plan_model.co2_savings,
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post_energy_bill=plan_model.post_energy_bill,
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energy_bill_savings=plan_model.energy_bill_savings,
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post_energy_consumption=plan_model.post_energy_consumption,
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energy_consumption_savings=plan_model.energy_consumption_savings,
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valuation_post_retrofit=plan_model.valuation_post_retrofit,
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valuation_increase=plan_model.valuation_increase,
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cost_of_works=plan_model.cost_of_works,
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contingency_cost=plan_model.contingency_cost,
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)
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return cls(record=record, scenario=scenario, id=plan_model.id)
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@property
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def is_compliant(self) -> bool:
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goal: PortfolioGoal = self.scenario.record.goal
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match goal:
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case PortfolioGoal.INCREASING_EPC:
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return self._is_compliant_epc()
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case _:
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raise NotImplementedError
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def to_sqlalchemy(self) -> PlanPersistence:
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scenario_record = self.scenario.record
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scenario_model = ScenarioModel(
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id=self.scenario.id,
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name=scenario_record.name,
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created_at=scenario_record.created_at,
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housing_type=scenario_record.housing_type,
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goal=scenario_record.goal,
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goal_value=scenario_record.goal_value,
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trigger_file_path=scenario_record.trigger_file_path,
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multi_plan=scenario_record.multi_plan,
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is_default=scenario_record.is_default,
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budget=scenario_record.budget,
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already_installed_file_path=scenario_record.already_installed_file_path,
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patches_file_path=scenario_record.patches_file_path,
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non_invasive_recommendations_file_path=scenario_record.non_invasive_recommendations_file_path,
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exclusions=scenario_record.exclusions,
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cost=scenario_record.cost,
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contingency=scenario_record.contingency,
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funding=scenario_record.funding,
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total_work_hours=scenario_record.total_work_hours,
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energy_savings=scenario_record.energy_savings,
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co2_equivalent_savings=scenario_record.co2_equivalent_savings,
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energy_cost_savings=scenario_record.energy_cost_savings,
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epc_breakdown_pre_retrofit=scenario_record.epc_breakdown_pre_retrofit,
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epc_breakdown_post_retrofit=scenario_record.epc_breakdown_post_retrofit,
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number_of_properties=scenario_record.number_of_properties,
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n_units_to_retrofit=scenario_record.n_units_to_retrofit,
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co2_per_unit_pre_retrofit=scenario_record.co2_per_unit_pre_retrofit,
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co2_per_unit_post_retrofit=scenario_record.co2_per_unit_post_retrofit,
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energy_bill_per_unit_pre_retrofit=scenario_record.energy_bill_per_unit_pre_retrofit,
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energy_bill_per_unit_post_retrofit=scenario_record.energy_bill_per_unit_post_retrofit,
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energy_consumption_per_unit_pre_retrofit=scenario_record.energy_consumption_per_unit_pre_retrofit,
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energy_consumption_per_unit_post_retrofit=scenario_record.energy_consumption_per_unit_post_retrofit,
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valuation_improvement_per_unit=scenario_record.valuation_improvement_per_unit,
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cost_per_unit=scenario_record.cost_per_unit,
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cost_per_co2_saved=scenario_record.cost_per_co2_saved,
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cost_per_sap_point=scenario_record.cost_per_sap_point,
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valuation_return_on_investment=scenario_record.valuation_return_on_investment,
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property_valuation_increase=scenario_record.property_valuation_increase,
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labour_days=scenario_record.labour_days,
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)
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record = self.record
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plan_model = PlanModel(
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id=self.id,
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property_id=record.property_id,
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portfolio_id=record.portfolio_id,
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scenario_id=self.scenario.id,
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created_at=record.created_at,
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is_default=record.is_default,
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valuation_increase_lower_bound=record.valuation_increase_lower_bound,
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valuation_increase_upper_bound=record.valuation_increase_upper_bound,
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valuation_increase_average=record.valuation_increase_average,
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plan_type=record.plan_type,
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post_sap_points=record.post_sap_points,
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post_epc_rating=record.post_epc_rating,
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post_co2_emissions=record.post_co2_emissions,
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co2_savings=record.co2_savings,
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post_energy_bill=record.post_energy_bill,
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energy_bill_savings=record.energy_bill_savings,
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post_energy_consumption=record.post_energy_consumption,
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energy_consumption_savings=record.energy_consumption_savings,
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valuation_post_retrofit=record.valuation_post_retrofit,
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valuation_increase=record.valuation_increase,
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cost_of_works=record.cost_of_works,
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contingency_cost=record.contingency_cost,
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)
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return PlanPersistence(plan=plan_model, scenario=scenario_model)
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def set_default(self, value: bool) -> None:
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self.record = replace(self.record, is_default=value)
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self.scenario.record = replace(self.scenario.record, is_default=value)
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def _is_compliant_epc(self) -> bool:
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goal_value: str = self.scenario.record.goal_value
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if self.record.post_epc_rating:
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post_epc = self.record.post_epc_rating.value
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elif self.record.post_sap_points:
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post_epc = sap_to_epc(self.record.post_sap_points)
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else:
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return False
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return post_epc <= goal_value
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