af6c39316b
- Set up project structure with FastAPI app - Create SQLite database models with SQLAlchemy - Set up Alembic migrations - Implement CRUD endpoints for todo items - Add health check endpoint - Update README with setup instructions generated with BackendIM... (backend.im)
49 lines
1.3 KiB
Python
49 lines
1.3 KiB
Python
from sqlalchemy.orm import Session
|
|
from sqlalchemy import desc
|
|
from app.models.todo import Todo
|
|
from app.schemas.todo import TodoCreate, TodoUpdate
|
|
from typing import List, Optional
|
|
|
|
|
|
def get_todo(db: Session, todo_id: int) -> Optional[Todo]:
|
|
return db.query(Todo).filter(Todo.id == todo_id).first()
|
|
|
|
|
|
def get_todos(db: Session, skip: int = 0, limit: int = 100) -> List[Todo]:
|
|
return db.query(Todo).order_by(desc(Todo.created_at)).offset(skip).limit(limit).all()
|
|
|
|
|
|
def create_todo(db: Session, todo: TodoCreate) -> Todo:
|
|
db_todo = Todo(
|
|
title=todo.title,
|
|
description=todo.description,
|
|
completed=todo.completed
|
|
)
|
|
db.add(db_todo)
|
|
db.commit()
|
|
db.refresh(db_todo)
|
|
return db_todo
|
|
|
|
|
|
def update_todo(db: Session, todo_id: int, todo: TodoUpdate) -> Optional[Todo]:
|
|
db_todo = get_todo(db, todo_id)
|
|
if db_todo is None:
|
|
return None
|
|
|
|
update_data = todo.model_dump(exclude_unset=True)
|
|
for key, value in update_data.items():
|
|
setattr(db_todo, key, value)
|
|
|
|
db.commit()
|
|
db.refresh(db_todo)
|
|
return db_todo
|
|
|
|
|
|
def delete_todo(db: Session, todo_id: int) -> bool:
|
|
db_todo = get_todo(db, todo_id)
|
|
if db_todo is None:
|
|
return False
|
|
|
|
db.delete(db_todo)
|
|
db.commit()
|
|
return True |