93 lines
4.5 KiB
Python
93 lines
4.5 KiB
Python
from fastapi import APIRouter, Depends, HTTPException, status
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from sqlalchemy import select
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from sqlalchemy.orm import Session
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from app.api.deps import AuthSession, require_client_session
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from app.db.session import get_db
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from app.models.mix import Mix
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from app.models.product import Product
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from app.schemas.product import ProductCostBreakdown, ProductCreate, ProductRead, ProductUpdate
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from app.services.costing_engine import calculate_product_cost
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router = APIRouter(prefix="/api/products", tags=["products"])
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def _serialize_product(product: Product) -> dict:
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return {
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"id": product.id,
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"tenant_id": product.tenant_id,
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"client_name": product.client_name,
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"item_id": product.item_id,
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"name": product.name,
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"mix_id": product.mix_id,
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"mix_name": product.mix.name if product.mix else "",
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"sale_type": product.sale_type,
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"own_bag": product.own_bag,
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"unit_of_measure": product.unit_of_measure,
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"items_per_pallet": product.items_per_pallet,
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"bagging_process": product.bagging_process,
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"distributor_margin": product.distributor_margin,
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"wholesale_margin": product.wholesale_margin,
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"notes": product.notes,
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"created_at": product.created_at,
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}
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@router.get("", response_model=list[ProductRead])
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def list_products(session: AuthSession = Depends(require_client_session), db: Session = Depends(get_db)):
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products = db.scalars(select(Product).where(Product.tenant_id == session.tenant_id).order_by(Product.name)).all()
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return [_serialize_product(product) for product in products]
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@router.post("", response_model=ProductRead, status_code=status.HTTP_201_CREATED)
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def create_product(payload: ProductCreate, session: AuthSession = Depends(require_client_session), db: Session = Depends(get_db)):
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if db.scalar(select(Mix.id).where(Mix.id == payload.mix_id, Mix.tenant_id == session.tenant_id)) is None:
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raise HTTPException(status_code=404, detail="Mix not found")
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product = Product(tenant_id=session.tenant_id, **payload.model_dump())
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db.add(product)
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db.commit()
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db.refresh(product)
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return _serialize_product(product)
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@router.get("/{product_id}", response_model=ProductRead)
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def get_product(product_id: int, session: AuthSession = Depends(require_client_session), db: Session = Depends(get_db)):
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product = db.scalar(select(Product).where(Product.id == product_id, Product.tenant_id == session.tenant_id))
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if product is None:
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raise HTTPException(status_code=404, detail="Product not found")
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return _serialize_product(product)
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@router.patch("/{product_id}", response_model=ProductRead)
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def update_product(product_id: int, payload: ProductUpdate, session: AuthSession = Depends(require_client_session), db: Session = Depends(get_db)):
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product = db.scalar(select(Product).where(Product.id == product_id, Product.tenant_id == session.tenant_id))
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if product is None:
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raise HTTPException(status_code=404, detail="Product not found")
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if payload.mix_id is not None and db.scalar(select(Mix.id).where(Mix.id == payload.mix_id, Mix.tenant_id == session.tenant_id)) is None:
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raise HTTPException(status_code=404, detail="Mix not found")
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for field, value in payload.model_dump(exclude_unset=True).items():
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setattr(product, field, value)
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db.commit()
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db.refresh(product)
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return _serialize_product(product)
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@router.get("/{product_id}/cost-breakdown", response_model=ProductCostBreakdown)
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def get_product_cost_breakdown(product_id: int, session: AuthSession = Depends(require_client_session), db: Session = Depends(get_db)):
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if db.scalar(select(Product.id).where(Product.id == product_id, Product.tenant_id == session.tenant_id)) is None:
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raise HTTPException(status_code=404, detail="Product not found")
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try:
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return calculate_product_cost(db, product_id)
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except ValueError as exc:
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raise HTTPException(status_code=404, detail=str(exc)) from exc
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@router.get("/{product_id}/price-output", response_model=ProductCostBreakdown)
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def get_product_price_output(product_id: int, session: AuthSession = Depends(require_client_session), db: Session = Depends(get_db)):
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if db.scalar(select(Product.id).where(Product.id == product_id, Product.tenant_id == session.tenant_id)) is None:
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raise HTTPException(status_code=404, detail="Product not found")
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try:
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return calculate_product_cost(db, product_id)
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except ValueError as exc:
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raise HTTPException(status_code=404, detail=str(exc)) from exc
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