jaakko
d6a544909c
- golden-examples/todo/: 6/6 PASS referenssitoteutus - SQLAlchemy 2.0 (DeclarativeBase, Mapped, mapped_column) - Pydantic v2 (ConfigDict) - PEP 621 pyproject.toml, Python >=3.14 - Uniikki testidata per testi - CODE_SYSTEM päivitetty: few-shot kultaisesta esimerkistä - DOCUMENTATION.md: zensical-dokumentointiohjeet
62 lines
1.8 KiB
Python
62 lines
1.8 KiB
Python
"""FastAPI CRUD — yksi endpoint-setti per entiteetti."""
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from fastapi import FastAPI, Depends, HTTPException
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from sqlalchemy.orm import Session
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from models import SessionLocal, Todo
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from schemas import TodoCreate, TodoResponse
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app = FastAPI()
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def get_db():
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"""Tietokantasessio per pyyntö."""
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db = SessionLocal()
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try:
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yield db
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finally:
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db.close()
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@app.post("/todos/", response_model=TodoResponse, status_code=201)
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def create_todo(item: TodoCreate, db: Session = Depends(get_db)):
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db_item = Todo(**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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@app.get("/todos/", response_model=list[TodoResponse])
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def list_todos(db: Session = Depends(get_db)):
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return db.query(Todo).all()
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@app.get("/todos/{item_id}", response_model=TodoResponse)
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def get_todo(item_id: int, db: Session = Depends(get_db)):
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item = db.query(Todo).filter(Todo.id == item_id).first()
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if not item:
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raise HTTPException(status_code=404, detail="Todo not found")
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return item
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@app.put("/todos/{item_id}", response_model=TodoResponse)
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def update_todo(item_id: int, item: TodoCreate, db: Session = Depends(get_db)):
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db_item = db.query(Todo).filter(Todo.id == item_id).first()
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if not db_item:
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raise HTTPException(status_code=404, detail="Todo not found")
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for key, value in item.model_dump().items():
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setattr(db_item, key, 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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@app.delete("/todos/{item_id}", status_code=204)
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def delete_todo(item_id: int, db: Session = Depends(get_db)):
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db_item = db.query(Todo).filter(Todo.id == item_id).first()
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if not db_item:
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raise HTTPException(status_code=404, detail="Todo not found")
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db.delete(db_item)
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db.commit()
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