Create new services: inventory, recipes, suppliers
This commit is contained in:
Urtzi Alfaro
222
services/sales/app/services/inventory_client.py
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222
services/sales/app/services/inventory_client.py
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# services/sales/app/services/inventory_client.py
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"""
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Inventory Service Client - Inter-service communication
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Handles communication with the inventory service to fetch product data
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"""
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import httpx
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import structlog
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from typing import Dict, Any, List, Optional
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from uuid import UUID
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from app.core.config import settings
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logger = structlog.get_logger()
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class InventoryServiceClient:
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"""Client for communicating with the inventory service"""
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def __init__(self):
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self.base_url = settings.INVENTORY_SERVICE_URL
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self.timeout = 30.0
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async def classify_products_batch(self, product_list: Dict[str, Any], tenant_id: UUID) -> Optional[Dict[str, Any]]:
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"""Get product details from inventory service by ID"""
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try:
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async with httpx.AsyncClient(timeout=self.timeout) as client:
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response = await client.post(
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f"{self.base_url}/api/v1/tenants/{tenant_id}/inventory/classify-products-batch",
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headers=self._get_headers(),
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product_list=product_list
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)
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if response.status_code == 200:
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product_data = response.json()
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logger.info("Retrieved product from inventory service",
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tenant_id=tenant_id)
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return product_data
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elif response.status_code == 404:
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logger.warning("Product not found in inventory service",
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tenant_id=tenant_id)
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return None
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else:
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logger.error("Failed to fetch product from inventory service",
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status_code=response.status_code,
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tenant_id=tenant_id)
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return None
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except httpx.TimeoutException:
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logger.error("Timeout fetching product from inventory service",
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tenant_id=tenant_id)
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return None
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except Exception as e:
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logger.error("Error communicating with inventory service",
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error=str(e), tenant_id=tenant_id)
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return None
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async def get_product_by_id(self, product_id: UUID, tenant_id: UUID) -> Optional[Dict[str, Any]]:
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"""Get product details from inventory service by ID"""
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try:
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async with httpx.AsyncClient(timeout=self.timeout) as client:
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response = await client.get(
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f"{self.base_url}/api/v1/tenants/{tenant_id}/ingredients/{product_id}",
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headers=self._get_headers()
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)
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if response.status_code == 200:
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product_data = response.json()
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logger.info("Retrieved product from inventory service",
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product_id=product_id, tenant_id=tenant_id)
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return product_data
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elif response.status_code == 404:
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logger.warning("Product not found in inventory service",
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product_id=product_id, tenant_id=tenant_id)
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return None
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else:
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logger.error("Failed to fetch product from inventory service",
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status_code=response.status_code,
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product_id=product_id, tenant_id=tenant_id)
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return None
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except httpx.TimeoutException:
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logger.error("Timeout fetching product from inventory service",
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product_id=product_id, tenant_id=tenant_id)
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return None
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except Exception as e:
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logger.error("Error communicating with inventory service",
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error=str(e), product_id=product_id, tenant_id=tenant_id)
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return None
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async def get_product_by_sku(self, sku: str, tenant_id: UUID) -> Optional[Dict[str, Any]]:
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"""Get product details from inventory service by SKU"""
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try:
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async with httpx.AsyncClient(timeout=self.timeout) as client:
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response = await client.get(
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f"{self.base_url}/api/v1/tenants/{tenant_id}/ingredients",
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params={"sku": sku, "limit": 1},
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headers=self._get_headers()
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)
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if response.status_code == 200:
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data = response.json()
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products = data.get("items", [])
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if products:
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product_data = products[0]
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logger.info("Retrieved product by SKU from inventory service",
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sku=sku, tenant_id=tenant_id)
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return product_data
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else:
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logger.warning("Product not found by SKU in inventory service",
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sku=sku, tenant_id=tenant_id)
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return None
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else:
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logger.error("Failed to fetch product by SKU from inventory service",
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status_code=response.status_code,
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sku=sku, tenant_id=tenant_id)
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return None
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except httpx.TimeoutException:
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logger.error("Timeout fetching product by SKU from inventory service",
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sku=sku, tenant_id=tenant_id)
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return None
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except Exception as e:
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logger.error("Error communicating with inventory service for SKU",
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error=str(e), sku=sku, tenant_id=tenant_id)
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return None
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async def search_products(self, search_term: str, tenant_id: UUID,
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product_type: Optional[str] = None) -> List[Dict[str, Any]]:
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"""Search products in inventory service"""
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try:
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params = {
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"search": search_term,
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"limit": 50
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}
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if product_type:
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params["product_type"] = product_type
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async with httpx.AsyncClient(timeout=self.timeout) as client:
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response = await client.get(
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f"{self.base_url}/api/v1/tenants/{tenant_id}/ingredients",
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params=params,
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headers=self._get_headers()
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)
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if response.status_code == 200:
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data = response.json()
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products = data.get("items", [])
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logger.info("Searched products in inventory service",
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search_term=search_term, count=len(products), tenant_id=tenant_id)
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return products
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else:
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logger.error("Failed to search products in inventory service",
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status_code=response.status_code,
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search_term=search_term, tenant_id=tenant_id)
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return []
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except httpx.TimeoutException:
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logger.error("Timeout searching products in inventory service",
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search_term=search_term, tenant_id=tenant_id)
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return []
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except Exception as e:
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logger.error("Error searching products in inventory service",
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error=str(e), search_term=search_term, tenant_id=tenant_id)
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return []
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async def get_products_by_category(self, category: str, tenant_id: UUID,
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product_type: Optional[str] = None) -> List[Dict[str, Any]]:
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"""Get products by category from inventory service"""
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try:
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params = {
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"limit": 100
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}
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if product_type == "ingredient":
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params["ingredient_category"] = category
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elif product_type == "finished_product":
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params["product_category"] = category
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else:
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# Search in both categories if type not specified
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params["category"] = category
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async with httpx.AsyncClient(timeout=self.timeout) as client:
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response = await client.get(
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f"{self.base_url}/api/v1/tenants/{tenant_id}/ingredients",
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params=params,
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headers=self._get_headers()
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)
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if response.status_code == 200:
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data = response.json()
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products = data.get("items", [])
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logger.info("Retrieved products by category from inventory service",
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category=category, count=len(products), tenant_id=tenant_id)
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return products
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else:
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logger.error("Failed to fetch products by category from inventory service",
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status_code=response.status_code,
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category=category, tenant_id=tenant_id)
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return []
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except httpx.TimeoutException:
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logger.error("Timeout fetching products by category from inventory service",
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category=category, tenant_id=tenant_id)
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return []
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except Exception as e:
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logger.error("Error fetching products by category from inventory service",
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error=str(e), category=category, tenant_id=tenant_id)
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return []
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# Cache synchronization removed - no longer needed with pure inventory reference approach
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def _get_headers(self) -> Dict[str, str]:
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"""Get headers for inventory service requests"""
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return {
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"Content-Type": "application/json",
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"X-Service-Name": "sales-service",
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# Add authentication headers if needed
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}
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# Dependency injection
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async def get_inventory_client() -> InventoryServiceClient:
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"""Get inventory service client instance"""
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return InventoryServiceClient()
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