667ac548e1
- Created FastAPI application structure with SQLAlchemy and Alembic - Implemented full CRUD operations for inventory items - Added search, filtering, and pagination capabilities - Configured CORS, API documentation, and health endpoints - Set up SQLite database with proper migrations - Added comprehensive API documentation and README
106 lines
3.5 KiB
Python
106 lines
3.5 KiB
Python
from typing import List, Optional
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from fastapi import APIRouter, Depends, HTTPException, Query
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from sqlalchemy.orm import Session
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from app.db.session import get_db
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from app.models.inventory import InventoryItem
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from app.schemas.inventory import (
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InventoryItem as InventoryItemSchema,
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InventoryItemCreate,
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InventoryItemUpdate,
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)
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router = APIRouter()
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@router.get("/", response_model=List[InventoryItemSchema])
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def get_inventory_items(
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skip: int = Query(0, ge=0),
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limit: int = Query(100, ge=1, le=1000),
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category: Optional[str] = Query(None),
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search: Optional[str] = Query(None),
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db: Session = Depends(get_db),
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):
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query = db.query(InventoryItem)
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if category:
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query = query.filter(InventoryItem.category == category)
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if search:
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query = query.filter(
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(InventoryItem.name.contains(search)) |
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(InventoryItem.description.contains(search)) |
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(InventoryItem.sku.contains(search))
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)
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items = query.offset(skip).limit(limit).all()
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return items
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@router.get("/{item_id}", response_model=InventoryItemSchema)
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def get_inventory_item(item_id: int, db: Session = Depends(get_db)):
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item = db.query(InventoryItem).filter(InventoryItem.id == item_id).first()
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if not item:
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raise HTTPException(status_code=404, detail="Inventory item not found")
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return item
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@router.post("/", response_model=InventoryItemSchema)
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def create_inventory_item(item: InventoryItemCreate, db: Session = Depends(get_db)):
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existing_item = db.query(InventoryItem).filter(InventoryItem.sku == item.sku).first()
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if existing_item:
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raise HTTPException(status_code=400, detail="SKU already exists")
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db_item = InventoryItem(**item.model_dump())
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db.add(db_item)
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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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@router.put("/{item_id}", response_model=InventoryItemSchema)
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def update_inventory_item(
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item_id: int, item_update: InventoryItemUpdate, db: Session = Depends(get_db)
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):
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db_item = db.query(InventoryItem).filter(InventoryItem.id == item_id).first()
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if not db_item:
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raise HTTPException(status_code=404, detail="Inventory item not found")
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if item_update.sku and item_update.sku != db_item.sku:
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existing_item = db.query(InventoryItem).filter(InventoryItem.sku == item_update.sku).first()
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if existing_item:
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raise HTTPException(status_code=400, detail="SKU already exists")
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update_data = item_update.model_dump(exclude_unset=True)
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for field, value in update_data.items():
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setattr(db_item, field, value)
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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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@router.delete("/{item_id}")
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def delete_inventory_item(item_id: int, db: Session = Depends(get_db)):
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db_item = db.query(InventoryItem).filter(InventoryItem.id == item_id).first()
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if not db_item:
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raise HTTPException(status_code=404, detail="Inventory item not found")
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db.delete(db_item)
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db.commit()
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return {"message": "Inventory item deleted successfully"}
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@router.patch("/{item_id}/quantity")
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def update_item_quantity(
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item_id: int,
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quantity: int = Query(..., ge=0),
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db: Session = Depends(get_db)
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):
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db_item = db.query(InventoryItem).filter(InventoryItem.id == item_id).first()
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if not db_item:
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raise HTTPException(status_code=404, detail="Inventory item not found")
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db_item.quantity = quantity
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db.commit()
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db.refresh(db_item)
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return {"message": f"Quantity updated to {quantity}", "item": db_item} |