Refactoring code for modular approach

This commit is contained in:
2025-09-09 22:07:21 +02:00
parent b865235f8a
commit 8fbe64687a
9 changed files with 1517 additions and 520 deletions

View File

@@ -11,15 +11,12 @@ from models.database_models import User, Product, Stock
from datetime import datetime
import logging
from utils.data_processing import GTINProcessor, PriceProcessor
from app.services.product_service import product_service
router = APIRouter()
logger = logging.getLogger(__name__)
# Initialize processors
gtin_processor = GTINProcessor()
price_processor = PriceProcessor()
# Enhanced Product Routes with Marketplace Support
@router.get("/products", response_model=ProductListResponse)
@@ -37,41 +34,28 @@ def get_products(
):
"""Get products with advanced filtering including marketplace and shop (Protected)"""
query = db.query(Product)
# Apply filters
if brand:
query = query.filter(Product.brand.ilike(f"%{brand}%"))
if category:
query = query.filter(Product.google_product_category.ilike(f"%{category}%"))
if availability:
query = query.filter(Product.availability == availability)
if marketplace:
query = query.filter(Product.marketplace.ilike(f"%{marketplace}%"))
if shop_name:
query = query.filter(Product.shop_name.ilike(f"%{shop_name}%"))
if search:
# Search in title, description, and marketplace
search_term = f"%{search}%"
query = query.filter(
(Product.title.ilike(search_term)) |
(Product.description.ilike(search_term)) |
(Product.marketplace.ilike(search_term)) |
(Product.shop_name.ilike(search_term))
try:
products, total = product_service.get_products_with_filters(
db=db,
skip=skip,
limit=limit,
brand=brand,
category=category,
availability=availability,
marketplace=marketplace,
shop_name=shop_name,
search=search
)
# Get total count for pagination
total = query.count()
# Apply pagination
products = query.offset(skip).limit(limit).all()
return ProductListResponse(
products=products,
total=total,
skip=skip,
limit=limit
)
return ProductListResponse(
products=products,
total=total,
skip=skip,
limit=limit
)
except Exception as e:
logger.error(f"Error getting products: {str(e)}")
raise HTTPException(status_code=500, detail="Internal server error")
@router.post("/products", response_model=ProductResponse)
@@ -82,68 +66,54 @@ def create_product(
):
"""Create a new product with validation and marketplace support (Protected)"""
# Check if product_id already exists
existing = db.query(Product).filter(Product.product_id == product.product_id).first()
if existing:
raise HTTPException(status_code=400, detail="Product with this ID already exists")
try:
# Check if product_id already exists
existing = product_service.get_product_by_id(db, product.product_id)
if existing:
raise HTTPException(status_code=400, detail="Product with this ID already exists")
# Process and validate GTIN if provided
if product.gtin:
normalized_gtin = gtin_processor.normalize(product.gtin)
if not normalized_gtin:
raise HTTPException(status_code=400, detail="Invalid GTIN format")
product.gtin = normalized_gtin
db_product = product_service.create_product(db, product)
# Process price if provided
if product.price:
parsed_price, currency = price_processor.parse_price_currency(product.price)
if parsed_price:
product.price = parsed_price
product.currency = currency
logger.info(
f"Created product {db_product.product_id} for marketplace {db_product.marketplace}, "
f"shop {db_product.shop_name}")
return db_product
# Set default marketplace if not provided
if not product.marketplace:
product.marketplace = "Letzshop"
db_product = Product(**product.dict())
db.add(db_product)
db.commit()
db.refresh(db_product)
logger.info(
f"Created product {db_product.product_id} for marketplace {db_product.marketplace}, "
f"shop {db_product.shop_name}")
return db_product
except ValueError as e:
raise HTTPException(status_code=400, detail=str(e))
except Exception as e:
logger.error(f"Error creating product: {str(e)}")
raise HTTPException(status_code=500, detail="Internal server error")
@router.get("/products/{product_id}", response_model=ProductDetailResponse)
def get_product(product_id: str, db: Session = Depends(get_db), current_user: User = Depends(get_current_user)):
def get_product(
product_id: str,
db: Session = Depends(get_db),
current_user: User = Depends(get_current_user)
):
"""Get product with stock information (Protected)"""
product = db.query(Product).filter(Product.product_id == product_id).first()
if not product:
raise HTTPException(status_code=404, detail="Product not found")
try:
product = product_service.get_product_by_id(db, product_id)
if not product:
raise HTTPException(status_code=404, detail="Product not found")
# Get stock information if GTIN exists
stock_info = None
if product.gtin:
stock_entries = db.query(Stock).filter(Stock.gtin == product.gtin).all()
if stock_entries:
total_quantity = sum(entry.quantity for entry in stock_entries)
locations = [
StockLocationResponse(location=entry.location, quantity=entry.quantity)
for entry in stock_entries
]
stock_info = StockSummaryResponse(
gtin=product.gtin,
total_quantity=total_quantity,
locations=locations
)
# Get stock information if GTIN exists
stock_info = None
if product.gtin:
stock_info = product_service.get_stock_info(db, product.gtin)
return ProductDetailResponse(
product=product,
stock_info=stock_info
)
return ProductDetailResponse(
product=product,
stock_info=stock_info
)
except HTTPException:
raise
except Exception as e:
logger.error(f"Error getting product {product_id}: {str(e)}")
raise HTTPException(status_code=500, detail="Internal server error")
@router.put("/products/{product_id}", response_model=ProductResponse)
@@ -155,35 +125,21 @@ def update_product(
):
"""Update product with validation and marketplace support (Protected)"""
product = db.query(Product).filter(Product.product_id == product_id).first()
if not product:
raise HTTPException(status_code=404, detail="Product not found")
try:
product = product_service.get_product_by_id(db, product_id)
if not product:
raise HTTPException(status_code=404, detail="Product not found")
# Update fields
update_data = product_update.dict(exclude_unset=True)
updated_product = product_service.update_product(db, product_id, product_update)
return updated_product
# Validate GTIN if being updated
if "gtin" in update_data and update_data["gtin"]:
normalized_gtin = gtin_processor.normalize(update_data["gtin"])
if not normalized_gtin:
raise HTTPException(status_code=400, detail="Invalid GTIN format")
update_data["gtin"] = normalized_gtin
# Process price if being updated
if "price" in update_data and update_data["price"]:
parsed_price, currency = price_processor.parse_price_currency(update_data["price"])
if parsed_price:
update_data["price"] = parsed_price
update_data["currency"] = currency
for key, value in update_data.items():
setattr(product, key, value)
product.updated_at = datetime.utcnow()
db.commit()
db.refresh(product)
return product
except HTTPException:
raise
except ValueError as e:
raise HTTPException(status_code=400, detail=str(e))
except Exception as e:
logger.error(f"Error updating product {product_id}: {str(e)}")
raise HTTPException(status_code=500, detail="Internal server error")
@router.delete("/products/{product_id}")
@@ -194,18 +150,21 @@ def delete_product(
):
"""Delete product and associated stock (Protected)"""
product = db.query(Product).filter(Product.product_id == product_id).first()
if not product:
raise HTTPException(status_code=404, detail="Product not found")
try:
product = product_service.get_product_by_id(db, product_id)
if not product:
raise HTTPException(status_code=404, detail="Product not found")
# Delete associated stock entries if GTIN exists
if product.gtin:
db.query(Stock).filter(Stock.gtin == product.gtin).delete()
product_service.delete_product(db, product_id)
db.delete(product)
db.commit()
return {"message": "Product and associated stock deleted successfully"}
except HTTPException:
raise
except Exception as e:
logger.error(f"Error deleting product {product_id}: {str(e)}")
raise HTTPException(status_code=500, detail="Internal server error")
return {"message": "Product and associated stock deleted successfully"}
# Export with streaming for large datasets (Protected)
@router.get("/export-csv")
@@ -217,45 +176,27 @@ async def export_csv(
):
"""Export products as CSV with streaming and marketplace filtering (Protected)"""
def generate_csv():
# Stream CSV generation for memory efficiency
yield "product_id,title,description,link,image_link,availability,price,currency,brand,gtin,marketplace,shop_name\n"
try:
def generate_csv():
return product_service.generate_csv_export(
db=db,
marketplace=marketplace,
shop_name=shop_name
)
batch_size = 1000
offset = 0
filename = "products_export"
if marketplace:
filename += f"_{marketplace}"
if shop_name:
filename += f"_{shop_name}"
filename += ".csv"
while True:
query = db.query(Product)
return StreamingResponse(
generate_csv(),
media_type="text/csv",
headers={"Content-Disposition": f"attachment; filename={filename}"}
)
# Apply marketplace filters
if marketplace:
query = query.filter(Product.marketplace.ilike(f"%{marketplace}%"))
if shop_name:
query = query.filter(Product.shop_name.ilike(f"%{shop_name}%"))
products = query.offset(offset).limit(batch_size).all()
if not products:
break
for product in products:
# Create CSV row with marketplace fields
row = (f'"{product.product_id}","{product.title or ""}","{product.description or ""}",'
f'"{product.link or ""}","{product.image_link or ""}","{product.availability or ""}",'
f'"{product.price or ""}","{product.currency or ""}","{product.brand or ""}",'
f'"{product.gtin or ""}","{product.marketplace or ""}","{product.shop_name or ""}"\n')
yield row
offset += batch_size
filename = "products_export"
if marketplace:
filename += f"_{marketplace}"
if shop_name:
filename += f"_{shop_name}"
filename += ".csv"
return StreamingResponse(
generate_csv(),
media_type="text/csv",
headers={"Content-Disposition": f"attachment; filename={filename}"}
)
except Exception as e:
logger.error(f"Error exporting CSV: {str(e)}")
raise HTTPException(status_code=500, detail="Internal server error")