Files
bakery-ia/services/recipes/app/services/recipe_service.py
2025-10-27 16:33:26 +01:00

519 lines
19 KiB
Python

# services/recipes/app/services/recipe_service.py
"""
Service layer for recipe management operations
"""
import logging
from typing import List, Optional, Dict, Any
from uuid import UUID
from datetime import datetime
from sqlalchemy.ext.asyncio import AsyncSession
from ..repositories.recipe_repository import RecipeRepository
from ..schemas.recipes import RecipeCreate, RecipeUpdate
logger = logging.getLogger(__name__)
class RecipeService:
"""Async service for recipe management operations"""
def __init__(self, session: AsyncSession):
self.session = session
self.recipe_repo = RecipeRepository(session)
async def get_recipe_with_ingredients(self, recipe_id: UUID) -> Optional[Dict[str, Any]]:
"""Get recipe by ID with ingredients"""
try:
return await self.recipe_repo.get_recipe_with_ingredients(recipe_id)
except Exception as e:
logger.error(f"Error getting recipe {recipe_id}: {e}")
return None
async def search_recipes(
self,
tenant_id: UUID,
search_term: Optional[str] = None,
status: Optional[str] = None,
category: Optional[str] = None,
is_seasonal: Optional[bool] = None,
is_signature: Optional[bool] = None,
difficulty_level: Optional[int] = None,
limit: int = 100,
offset: int = 0
) -> List[Dict[str, Any]]:
"""Search recipes with filters"""
try:
return await self.recipe_repo.search_recipes(
tenant_id=tenant_id,
search_term=search_term,
status=status,
category=category,
is_seasonal=is_seasonal,
is_signature=is_signature,
difficulty_level=difficulty_level,
limit=limit,
offset=offset
)
except Exception as e:
logger.error(f"Error searching recipes: {e}")
return []
async def get_recipe_statistics(self, tenant_id: UUID) -> Dict[str, Any]:
"""Get recipe statistics for dashboard"""
try:
return await self.recipe_repo.get_recipe_statistics(tenant_id)
except Exception as e:
logger.error(f"Error getting recipe statistics: {e}")
return {"total_recipes": 0, "active_recipes": 0, "signature_recipes": 0, "seasonal_recipes": 0}
async def get_deletion_summary(self, recipe_id: UUID) -> Dict[str, Any]:
"""Get summary of what will be affected by deleting this recipe"""
try:
from sqlalchemy import select, func
from ..models.recipes import RecipeIngredient
# Get recipe info
recipe = await self.recipe_repo.get_by_id(recipe_id)
if not recipe:
return {"success": False, "error": "Recipe not found"}
# Count recipe ingredients
ingredients_result = await self.session.execute(
select(func.count(RecipeIngredient.id))
.where(RecipeIngredient.recipe_id == recipe_id)
)
ingredients_count = ingredients_result.scalar() or 0
# Count production batches using this recipe (if production tables exist)
production_batches_count = 0
try:
# Try to import production models if they exist
production_batches_result = await self.session.execute(
select(func.count()).select_from(
select(1).where(
# This would need actual production_batches table reference
# For now, set to 0
).subquery()
)
)
production_batches_count = 0 # Set to 0 for now
except:
production_batches_count = 0
# Count dependent recipes (recipes using this as ingredient) - future feature
dependent_recipes_count = 0
# Count affected orders - would need orders service integration
affected_orders_count = 0
# Determine if deletion is safe
warnings = []
can_delete = True
if production_batches_count > 0:
warnings.append(f"Esta receta tiene {production_batches_count} lotes de producción asociados")
can_delete = False
if affected_orders_count > 0:
warnings.append(f"Esta receta está en {affected_orders_count} pedidos")
can_delete = False
if dependent_recipes_count > 0:
warnings.append(f"{dependent_recipes_count} recetas dependen de esta")
if recipe.status == RecipeStatus.ACTIVE:
warnings.append("Esta receta está activa. Considera archivarla primero.")
return {
"success": True,
"data": {
"recipe_id": str(recipe.id),
"recipe_name": recipe.name,
"recipe_code": recipe.recipe_code or "",
"production_batches_count": production_batches_count,
"recipe_ingredients_count": ingredients_count,
"dependent_recipes_count": dependent_recipes_count,
"affected_orders_count": affected_orders_count,
"last_used_date": None,
"can_delete": can_delete,
"warnings": warnings
}
}
except Exception as e:
logger.error(f"Error getting deletion summary: {e}")
return {"success": False, "error": str(e)}
async def create_recipe(
self,
recipe_data: Dict[str, Any],
ingredients_data: List[Dict[str, Any]],
created_by: UUID
) -> Dict[str, Any]:
"""Create a new recipe with ingredients"""
from ..models.recipes import Recipe, RecipeIngredient, RecipeStatus
try:
# Add metadata
recipe_data["created_by"] = created_by
recipe_data["created_at"] = datetime.utcnow()
recipe_data["updated_at"] = datetime.utcnow()
recipe_data["status"] = recipe_data.get("status", RecipeStatus.DRAFT)
# Create Recipe model directly (without ingredients)
recipe = Recipe(**recipe_data)
self.session.add(recipe)
await self.session.flush() # Get the recipe ID
# Now create ingredients with the recipe_id and tenant_id
for ing_data in ingredients_data:
ingredient = RecipeIngredient(
recipe_id=recipe.id,
tenant_id=recipe.tenant_id, # Add tenant_id from recipe
**ing_data
)
self.session.add(ingredient)
await self.session.flush()
# Commit the transaction to persist changes
await self.session.commit()
# Get the created recipe with ingredients
result = await self.recipe_repo.get_recipe_with_ingredients(recipe.id)
return {
"success": True,
"data": result
}
except Exception as e:
logger.error(f"Error creating recipe: {e}")
await self.session.rollback()
return {
"success": False,
"error": str(e)
}
async def update_recipe(
self,
recipe_id: UUID,
recipe_data: Dict[str, Any],
ingredients_data: Optional[List[Dict[str, Any]]] = None,
updated_by: UUID = None
) -> Dict[str, Any]:
"""Update an existing recipe"""
try:
# Check if recipe exists
existing_recipe = await self.recipe_repo.get_by_id(recipe_id)
if not existing_recipe:
return {
"success": False,
"error": "Recipe not found"
}
# Status transition business rules
if "status" in recipe_data:
from ..models.recipes import RecipeStatus
new_status = recipe_data["status"]
current_status = existing_recipe.status
# Cannot reactivate discontinued recipes
if current_status == RecipeStatus.DISCONTINUED:
if new_status != RecipeStatus.DISCONTINUED:
return {
"success": False,
"error": "Cannot reactivate a discontinued recipe. Create a new version instead."
}
# Can only archive active or testing recipes
if new_status == RecipeStatus.ARCHIVED:
if current_status not in [RecipeStatus.ACTIVE, RecipeStatus.TESTING]:
return {
"success": False,
"error": "Can only archive active or testing recipes."
}
# Cannot activate drafts without ingredients
if new_status == RecipeStatus.ACTIVE and current_status == RecipeStatus.DRAFT:
# Check if recipe has ingredients
from sqlalchemy import select, func
from ..models.recipes import RecipeIngredient
result = await self.session.execute(
select(func.count(RecipeIngredient.id)).where(RecipeIngredient.recipe_id == recipe_id)
)
ingredient_count = result.scalar()
if ingredient_count == 0:
return {
"success": False,
"error": "Cannot activate a recipe without ingredients."
}
# Add metadata
if updated_by:
recipe_data["updated_by"] = updated_by
recipe_data["updated_at"] = datetime.utcnow()
# Use the shared repository's update method
recipe_update = RecipeUpdate(**recipe_data)
updated_recipe = await self.recipe_repo.update(recipe_id, recipe_update)
# Get the updated recipe with ingredients
result = await self.recipe_repo.get_recipe_with_ingredients(recipe_id)
return {
"success": True,
"data": result
}
except Exception as e:
logger.error(f"Error updating recipe {recipe_id}: {e}")
await self.session.rollback()
return {
"success": False,
"error": str(e)
}
async def delete_recipe(self, recipe_id: UUID) -> bool:
"""Delete a recipe"""
try:
return await self.recipe_repo.delete(recipe_id)
except Exception as e:
logger.error(f"Error deleting recipe {recipe_id}: {e}")
return False
async def check_recipe_feasibility(self, recipe_id: UUID, batch_multiplier: float = 1.0) -> Dict[str, Any]:
"""Check if recipe can be produced with current inventory"""
try:
recipe = await self.recipe_repo.get_recipe_with_ingredients(recipe_id)
if not recipe:
return {
"success": False,
"error": "Recipe not found"
}
# Simplified feasibility check - can be enhanced later with inventory service integration
return {
"success": True,
"data": {
"recipe_id": str(recipe_id),
"recipe_name": recipe["name"],
"batch_multiplier": batch_multiplier,
"feasible": True,
"missing_ingredients": [],
"insufficient_ingredients": []
}
}
except Exception as e:
logger.error(f"Error checking recipe feasibility {recipe_id}: {e}")
return {
"success": False,
"error": str(e)
}
async def duplicate_recipe(
self,
recipe_id: UUID,
new_name: str,
created_by: UUID
) -> Dict[str, Any]:
"""Create a duplicate of an existing recipe"""
try:
# Get original recipe
original_recipe = await self.recipe_repo.get_recipe_with_ingredients(recipe_id)
if not original_recipe:
return {
"success": False,
"error": "Recipe not found"
}
# Create new recipe data
new_recipe_data = original_recipe.copy()
new_recipe_data["name"] = new_name
# Remove fields that should be auto-generated
new_recipe_data.pop("id", None)
new_recipe_data.pop("created_at", None)
new_recipe_data.pop("updated_at", None)
# Handle ingredients
ingredients = new_recipe_data.pop("ingredients", [])
# Create the duplicate
result = await self.create_recipe(new_recipe_data, ingredients, created_by)
return result
except Exception as e:
logger.error(f"Error duplicating recipe {recipe_id}: {e}")
await self.session.rollback()
return {
"success": False,
"error": str(e)
}
async def activate_recipe(self, recipe_id: UUID, activated_by: UUID) -> Dict[str, Any]:
"""Activate a recipe for production"""
try:
# Check if recipe exists
recipe = await self.recipe_repo.get_recipe_with_ingredients(recipe_id)
if not recipe:
return {
"success": False,
"error": "Recipe not found"
}
if not recipe.get("ingredients"):
return {
"success": False,
"error": "Recipe must have at least one ingredient"
}
# Update recipe status
update_data = {
"status": "active",
"updated_by": activated_by,
"updated_at": datetime.utcnow()
}
recipe_update = RecipeUpdate(**update_data)
await self.recipe_repo.update(recipe_id, recipe_update)
# Get the updated recipe
result = await self.recipe_repo.get_recipe_with_ingredients(recipe_id)
return {
"success": True,
"data": result
}
except Exception as e:
logger.error(f"Error activating recipe {recipe_id}: {e}")
return {
"success": False,
"error": str(e)
}
# Quality Configuration Methods
async def update_recipe_quality_configuration(
self,
tenant_id: UUID,
recipe_id: UUID,
quality_config_update: Dict[str, Any],
user_id: UUID
) -> Dict[str, Any]:
"""Update quality configuration for a recipe"""
try:
# Get current recipe
recipe = await self.recipe_repo.get_recipe(tenant_id, recipe_id)
if not recipe:
raise ValueError("Recipe not found")
# Get existing quality configuration or create default
current_config = recipe.get("quality_check_configuration", {
"stages": {},
"overall_quality_threshold": 7.0,
"critical_stage_blocking": True,
"auto_create_quality_checks": True,
"quality_manager_approval_required": False
})
# Merge with updates
if "stages" in quality_config_update:
current_config["stages"].update(quality_config_update["stages"])
for key in ["overall_quality_threshold", "critical_stage_blocking",
"auto_create_quality_checks", "quality_manager_approval_required"]:
if key in quality_config_update:
current_config[key] = quality_config_update[key]
# Update recipe with new configuration
recipe_update = RecipeUpdate(quality_check_configuration=current_config)
await self.recipe_repo.update_recipe(tenant_id, recipe_id, recipe_update, user_id)
# Return updated recipe
updated_recipe = await self.recipe_repo.get_recipe(tenant_id, recipe_id)
return updated_recipe
except Exception as e:
logger.error(f"Error updating recipe quality configuration: {e}")
raise
async def add_quality_templates_to_stage(
self,
tenant_id: UUID,
recipe_id: UUID,
stage: str,
template_ids: List[UUID],
user_id: UUID
):
"""Add quality templates to a specific recipe stage"""
try:
# Get current recipe
recipe = await self.recipe_repo.get_recipe(tenant_id, recipe_id)
if not recipe:
raise ValueError("Recipe not found")
# Get existing quality configuration
quality_config = recipe.get("quality_check_configuration", {"stages": {}})
# Initialize stage if it doesn't exist
if stage not in quality_config["stages"]:
quality_config["stages"][stage] = {
"template_ids": [],
"required_checks": [],
"optional_checks": [],
"blocking_on_failure": True,
"min_quality_score": None
}
# Add template IDs (avoid duplicates)
stage_config = quality_config["stages"][stage]
existing_ids = set(stage_config.get("template_ids", []))
new_ids = [str(tid) for tid in template_ids if str(tid) not in existing_ids]
stage_config["template_ids"].extend(new_ids)
# Update recipe
recipe_update = RecipeUpdate(quality_check_configuration=quality_config)
await self.recipe_repo.update_recipe(tenant_id, recipe_id, recipe_update, user_id)
except Exception as e:
logger.error(f"Error adding quality templates to stage: {e}")
raise
async def remove_quality_template_from_stage(
self,
tenant_id: UUID,
recipe_id: UUID,
stage: str,
template_id: UUID,
user_id: UUID
):
"""Remove a quality template from a specific recipe stage"""
try:
# Get current recipe
recipe = await self.recipe_repo.get_recipe(tenant_id, recipe_id)
if not recipe:
raise ValueError("Recipe not found")
# Get existing quality configuration
quality_config = recipe.get("quality_check_configuration", {"stages": {}})
# Remove template ID from stage
if stage in quality_config["stages"]:
stage_config = quality_config["stages"][stage]
template_ids = stage_config.get("template_ids", [])
template_ids = [tid for tid in template_ids if str(tid) != str(template_id)]
stage_config["template_ids"] = template_ids
# Update recipe
recipe_update = RecipeUpdate(quality_check_configuration=quality_config)
await self.recipe_repo.update_recipe(tenant_id, recipe_id, recipe_update, user_id)
except Exception as e:
logger.error(f"Error removing quality template from stage: {e}")
raise