Esteban Maya 1eb40b1f33
📝 Update ModelRead to ModelPublic documentation and examples (#885)
Co-authored-by: Sebastián Ramírez <tiangolo@gmail.com>
2024-04-08 18:07:48 -05:00

102 lines
2.8 KiB
Python

from typing import List, Optional
from fastapi import FastAPI, HTTPException, Query
from sqlmodel import Field, Session, SQLModel, create_engine, select
class HeroBase(SQLModel):
name: str = Field(index=True)
secret_name: str
age: Optional[int] = Field(default=None, index=True)
class Hero(HeroBase, table=True):
id: Optional[int] = Field(default=None, primary_key=True)
hashed_password: str = Field()
class HeroCreate(HeroBase):
password: str
class HeroPublic(HeroBase):
id: int
class HeroUpdate(SQLModel):
name: Optional[str] = None
secret_name: Optional[str] = None
age: Optional[int] = None
password: Optional[str] = None
sqlite_file_name = "database.db"
sqlite_url = f"sqlite:///{sqlite_file_name}"
connect_args = {"check_same_thread": False}
engine = create_engine(sqlite_url, echo=True, connect_args=connect_args)
def create_db_and_tables():
SQLModel.metadata.create_all(engine)
def hash_password(password: str) -> str:
# Use something like passlib here
return f"not really hashed {password} hehehe"
app = FastAPI()
@app.on_event("startup")
def on_startup():
create_db_and_tables()
@app.post("/heroes/", response_model=HeroPublic)
def create_hero(hero: HeroCreate):
hashed_password = hash_password(hero.password)
with Session(engine) as session:
extra_data = {"hashed_password": hashed_password}
db_hero = Hero.model_validate(hero, update=extra_data)
session.add(db_hero)
session.commit()
session.refresh(db_hero)
return db_hero
@app.get("/heroes/", response_model=List[HeroPublic])
def read_heroes(offset: int = 0, limit: int = Query(default=100, le=100)):
with Session(engine) as session:
heroes = session.exec(select(Hero).offset(offset).limit(limit)).all()
return heroes
@app.get("/heroes/{hero_id}", response_model=HeroPublic)
def read_hero(hero_id: int):
with Session(engine) as session:
hero = session.get(Hero, hero_id)
if not hero:
raise HTTPException(status_code=404, detail="Hero not found")
return hero
@app.patch("/heroes/{hero_id}", response_model=HeroPublic)
def update_hero(hero_id: int, hero: HeroUpdate):
with Session(engine) as session:
db_hero = session.get(Hero, hero_id)
if not db_hero:
raise HTTPException(status_code=404, detail="Hero not found")
hero_data = hero.model_dump(exclude_unset=True)
extra_data = {}
if "password" in hero_data:
password = hero_data["password"]
hashed_password = hash_password(password)
extra_data["hashed_password"] = hashed_password
db_hero.sqlmodel_update(hero_data, update=extra_data)
session.add(db_hero)
session.commit()
session.refresh(db_hero)
return db_hero