acazares
8dab1d6e46
- Added new schemas for FA line items in the backend, including creation, update, and response DTOs. - Updated existing line item schemas to include FA data. - Modified database models to reflect new table names for line quantities and references. - Enhanced ItemService to handle FA data during item creation and updates. - Introduced new routes and service layer for FA line items, including CRUD operations. - Updated frontend components to support FA line item data, including new fields and UI adjustments. - Implemented data flattening for improved item display in the dashboard.
384 lines
14 KiB
Python
384 lines
14 KiB
Python
"""
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Service layer for Items business logic
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Handles CRUD operations for Item with complete one-to-one relationships:
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Item -> LineItem -> LineFinancial
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-> LineQuantity
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-> LineCustoms
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-> LineDescription
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-> LineReference
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-> FaLineItem (Fixed Assets - a24)
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"""
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import logging
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from typing import Optional, List, Tuple
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from fastapi import HTTPException
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from sqlalchemy import and_, or_
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from sqlalchemy.exc import IntegrityError
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from sqlalchemy.orm import Session, joinedload
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from api.v1.modules.a76.items.line_items.schemas import LineItemCreate, LineItemUpdate
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from .schemas import ItemCreate, ItemUpdate
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from .line_items.models import LineItem
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from .line_financials.models import LineFinancial
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from .line_quantities.models import LineQuantity
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from .line_customs.models import LineCustom
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from .line_descriptions.models import LineDescription
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from .line_references.models import LineReference
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from api.v1.modules.a24.fa.fa_item_lines.models import FaLineItem
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from .models import Item
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logger = logging.getLogger(__name__)
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class ItemService:
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"""
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Service for managing Items and related entities with tenant/company isolation
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"""
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@staticmethod
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def get_by_id(
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db: Session, item_id: int, tenant_id: int, company_id: int
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) -> Optional[Item]:
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"""Get an item by ID with tenant/company validation"""
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return (
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db.query(Item)
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.options(
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joinedload(Item.lines).joinedload(LineItem.financial),
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joinedload(Item.lines).joinedload(LineItem.quantity),
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joinedload(Item.lines).joinedload(LineItem.customs),
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joinedload(Item.lines).joinedload(LineItem.description),
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joinedload(Item.lines).joinedload(LineItem.reference),
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joinedload(Item.lines).joinedload(LineItem.class_info),
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joinedload(Item.lines).joinedload(LineItem.unit_of_measure_info),
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joinedload(Item.lines).joinedload(LineItem.fa_data),
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)
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.filter(
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Item.id == item_id,
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Item.tenant_id == tenant_id,
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Item.company_id == company_id,
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)
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.first()
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)
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@staticmethod
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def get_all(
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db: Session,
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tenant_id: int,
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company_id: int,
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skip: int = 0,
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limit: int = 100,
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filters: Optional[dict] = None,
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) -> Tuple[List[Item], int]:
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"""Get all items for a tenant/company with pagination and optional filters"""
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query = (
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db.query(Item)
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.options(
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joinedload(Item.lines).joinedload(LineItem.financial),
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joinedload(Item.lines).joinedload(LineItem.quantity),
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joinedload(Item.lines).joinedload(LineItem.customs),
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joinedload(Item.lines).joinedload(LineItem.description),
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joinedload(Item.lines).joinedload(LineItem.reference),
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joinedload(Item.lines).joinedload(LineItem.class_info),
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joinedload(Item.lines).joinedload(LineItem.unit_of_measure_info),
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joinedload(Item.lines).joinedload(LineItem.fa_data),
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)
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.filter(
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Item.tenant_id == tenant_id,
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Item.company_id == company_id,
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)
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)
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# Apply filters if provided
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if filters:
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if filters.get("invoice_id"):
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query = query.filter(Item.invoice_id == filters["invoice_id"])
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if filters.get("item_type"):
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query = query.filter(Item.item_type == filters["item_type"])
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if filters.get("system_origin"):
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query = query.filter(Item.system_origin == filters["system_origin"])
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if filters.get("search"):
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search_term = f"%{filters['search']}%"
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query = query.filter(
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or_(
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Item.invoice_number.ilike(search_term),
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Item.reference_number.ilike(search_term),
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Item.order.ilike(search_term),
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Item.guide_number.ilike(search_term),
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)
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)
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total = query.count()
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items = query.offset(skip).limit(limit).all()
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return items, total
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@staticmethod
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def get_by_invoice(
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db: Session,
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invoice_id: int,
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tenant_id: int,
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company_id: int,
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skip: int = 0,
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limit: int = 100,
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) -> Tuple[List[Item], int]:
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"""Get all items for a specific invoice"""
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query = (
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db.query(Item)
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.options(
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joinedload(Item.lines).joinedload(LineItem.financial),
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joinedload(Item.lines).joinedload(LineItem.quantity),
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joinedload(Item.lines).joinedload(LineItem.customs),
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joinedload(Item.lines).joinedload(LineItem.description),
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joinedload(Item.lines).joinedload(LineItem.reference),
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joinedload(Item.lines).joinedload(LineItem.fa_data),
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)
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.filter(
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Item.invoice_id == invoice_id,
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Item.tenant_id == tenant_id,
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Item.company_id == company_id,
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)
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)
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total = query.count()
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items = query.offset(skip).limit(limit).all()
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return items, total
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@staticmethod
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def create(
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db: Session,
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item_data: ItemCreate,
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tenant_id: int,
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company_id: int,
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) -> Item:
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"""Create a new item with all related nested data (multiple lines)"""
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try:
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# Extract lines data
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lines_data = item_data.lines or []
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item_dict = item_data.model_dump(exclude={"lines"})
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# Add tenant and company
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item_dict["tenant_id"] = tenant_id
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item_dict["company_id"] = company_id
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# Create the item
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db_item = Item(**item_dict)
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db.add(db_item)
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db.flush() # Get the item ID
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# Create line items if provided
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for idx, line_data in enumerate(lines_data):
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# Extract nested data from line
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financial_data = line_data.financial
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quantity_data = line_data.quantity
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customs_data = line_data.customs
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description_data = line_data.description
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reference_data = line_data.reference
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fa_data = line_data.fa_data
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line_dict = line_data.model_dump(
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exclude={
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"financial",
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"quantity",
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"customs",
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"description",
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"reference",
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"fa_data",
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}
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)
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line_dict["item_id"] = db_item.id
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line_dict["tenant_id"] = tenant_id
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line_dict["company_id"] = company_id
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# Create line item
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db_line = LineItem(**line_dict)
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db.add(db_line)
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db.flush() # Get the line ID
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# Create financial data if provided
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if financial_data:
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financial_dict = financial_data.model_dump()
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financial_dict["item_line_id"] = db_line.id
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db_financial = LineFinancial(**financial_dict)
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db.add(db_financial)
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# Create quantity data if provided
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if quantity_data:
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quantity_dict = quantity_data.model_dump()
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quantity_dict["item_line_id"] = db_line.id
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db_quantity = LineQuantity(**quantity_dict)
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db.add(db_quantity)
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# Create customs data if provided
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if customs_data:
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customs_dict = customs_data.model_dump()
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customs_dict["item_line_id"] = db_line.id
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db_customs = LineCustom(**customs_dict)
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db.add(db_customs)
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# Create description data if provided
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if description_data:
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description_dict = description_data.model_dump()
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description_dict["item_line_id"] = db_line.id
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db_description = LineDescription(**description_dict)
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db.add(db_description)
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# Create reference data if provided
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if reference_data:
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reference_dict = reference_data.model_dump()
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reference_dict["item_line_id"] = db_line.id
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db_reference = LineReference(**reference_dict)
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db.add(db_reference)
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# Create FA data if provided
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if fa_data:
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fa_dict = fa_data.model_dump()
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fa_dict["id"] = db_line.id # FA table uses same ID as line item
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fa_dict["tenant_id"] = tenant_id
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fa_dict["company_id"] = company_id
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db_fa = FaLineItem(**fa_dict)
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db.add(db_fa)
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db.commit()
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db.refresh(db_item)
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return db_item
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except IntegrityError as e:
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db.rollback()
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logger.error(f"Error creating item: {e}")
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raise HTTPException(
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status_code=400,
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detail="Item creation failed - integrity constraint violated",
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)
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except Exception as e:
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db.rollback()
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logger.error(f"Unexpected error creating item: {e}")
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raise HTTPException(status_code=500, detail="Error creating item")
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@staticmethod
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def update(
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db: Session,
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item_id: int,
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item_data: ItemUpdate,
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tenant_id: int,
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company_id: int,
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) -> Item:
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"""Update an item and optionally its nested data (multiple lines)"""
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try:
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# Get existing item
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db_item = ItemService.get_by_id(db, item_id, tenant_id, company_id)
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if not db_item:
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raise HTTPException(status_code=404, detail="Item not found")
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# Extract lines data
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lines_data = item_data.lines
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item_dict = item_data.model_dump(exclude={"lines"}, exclude_unset=True)
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# Update item fields
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for key, value in item_dict.items():
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setattr(db_item, key, value)
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# Update lines if provided (replace all lines)
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if lines_data is not None:
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# Delete existing lines (cascade will handle nested data)
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for existing_line in db_item.lines:
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db.delete(existing_line)
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db.flush()
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# Create new lines
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for line_data in lines_data:
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# Extract nested data from line
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financial_data = line_data.financial
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quantity_data = line_data.quantity
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customs_data = line_data.customs
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description_data = line_data.description
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reference_data = line_data.reference
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fa_data = line_data.fa_data
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line_dict = line_data.model_dump(
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exclude={
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"financial",
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"quantity",
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"customs",
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"description",
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"reference",
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"fa_data",
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},
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exclude_unset=True,
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)
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line_dict["item_id"] = db_item.id
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line_dict["tenant_id"] = tenant_id
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line_dict["company_id"] = company_id
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db_line = LineItem(**line_dict)
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db.add(db_line)
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db.flush()
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# Create nested data if provided
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if financial_data is not None:
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financial_dict = financial_data.model_dump(exclude_unset=True)
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financial_dict["item_line_id"] = db_line.id
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db.add(LineFinancial(**financial_dict))
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if quantity_data is not None:
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quantity_dict = quantity_data.model_dump(exclude_unset=True)
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quantity_dict["item_line_id"] = db_line.id
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db.add(LineQuantity(**quantity_dict))
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if customs_data is not None:
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customs_dict = customs_data.model_dump(exclude_unset=True)
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customs_dict["item_line_id"] = db_line.id
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db.add(LineCustom(**customs_dict))
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if description_data is not None:
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description_dict = description_data.model_dump(
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exclude_unset=True
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)
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description_dict["item_line_id"] = db_line.id
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db.add(LineDescription(**description_dict))
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if reference_data is not None:
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reference_dict = reference_data.model_dump(exclude_unset=True)
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reference_dict["item_line_id"] = db_line.id
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db.add(LineReference(**reference_dict))
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# Create FA data if provided
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if fa_data is not None:
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fa_dict = fa_data.model_dump(exclude_unset=True)
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fa_dict["id"] = db_line.id # FA table uses same ID as line item
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fa_dict["tenant_id"] = tenant_id
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fa_dict["company_id"] = company_id
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db.add(FaLineItem(**fa_dict))
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db.commit()
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db.refresh(db_item)
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return db_item
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except HTTPException:
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raise
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except Exception as e:
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db.rollback()
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logger.error(f"Unexpected error updating item: {e}")
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raise HTTPException(status_code=500, detail="Error updating item")
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@staticmethod
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def delete(
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db: Session,
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item_id: int,
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tenant_id: int,
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company_id: int,
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) -> bool:
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"""Delete an item and all its related data (cascade delete)"""
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try:
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db_item = ItemService.get_by_id(db, item_id, tenant_id, company_id)
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if not db_item:
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return False
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db.delete(db_item)
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db.commit()
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return True
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except Exception as e:
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db.rollback()
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logger.error(f"Error deleting item: {e}")
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raise HTTPException(status_code=500, detail="Error deleting item")
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