95 lines
3.0 KiB
Python

from typing import Annotated, Literal
from fastapi import APIRouter, Depends
from backend.app.dtos.house.house_create_request import HouseCreateRequest
from backend.app.dtos.house.house_create_response import HouseCreateResponse
from backend.app.dtos.house.house_features import HouseFeatures
from backend.app.dtos.house.house_predict_request import HousePricePredictionRequest
from backend.app.dtos.house.house_predict_response import HousePricePredictionResponse
from backend.app.dtos.house.house_response import HouseResponse
from backend.app.dtos.house.houses_list_response import HousesListResponse
from ..models.house import House
from ..models.owner import Owner
from ..providers.auth_provider import AuthContext
from ..repositories.house_repository import HouseRepository
from ..repositories.owner_repository import OwnerRepository
from ..services.house_price_predictor import HousePricePredictor
router = APIRouter()
@router.post("")
async def create_house(
body: HouseCreateRequest,
auth: Annotated[AuthContext, Depends()],
house_repository: Annotated[HouseRepository, Depends()],
owner_repository: Annotated[OwnerRepository, Depends()],
) -> HouseCreateResponse:
owner = await owner_repository.get_by_user_id(auth.user.id)
if not owner:
new_owner = Owner(user_id=auth.user.id)
await owner_repository.save(new_owner)
house = House(
owner_user_id=auth.user.id,
address=body.address,
city=body.city,
country=body.country,
price=body.price,
description=body.description,
square_feet=body.square_feet,
bedrooms=body.bedrooms,
bathrooms=body.bathrooms,
)
await house_repository.save(house)
return HouseCreateResponse(id=str(house.id))
@router.get("")
async def get_all_houses(
house_repository: Annotated[HouseRepository, Depends()],
order_by: Literal["PRICE"] = "PRICE",
sort_order: Literal["ASC", "DESC"] = "DESC",
limit: int = 100,
offset: int = 0,
) -> HousesListResponse:
all_houses = await house_repository.get_all(
offset=offset, limit=limit, order_by=order_by, sort_order=sort_order
)
house_responses = [
HouseResponse(
id=str(house.id),
description=house.description,
address=house.address,
city=house.city,
country=house.country,
price=house.price,
)
for house in all_houses
]
return HousesListResponse(houses=house_responses)
@router.post("/predict-price")
async def predict_house_price(
body: HouseFeatures,
price_predictor: Annotated[HousePricePredictor, Depends()],
) -> HousePricePredictionResponse:
"""
Predict the price of a house based on its features.
"""
predicted_price = await price_predictor.predict_california(
square_feet=body.square_feet,
bedrooms=body.bedrooms,
bathrooms=body.bathrooms
)
return HousePricePredictionResponse(predicted_price=predicted_price)