python

from typing import List
from datetime import datetime, timedelta
#from supertokens_fastapi import get_cors_allowed_headers


from fastapi import Depends, FastAPI, HTTPException, Form
from sqlalchemy.orm import Session
from fastapi.security import OAuth2PasswordBearer, OAuth2PasswordRequestForm
from jose import JWTError, jwt

#from . import crud, models, schemas

import crud

import models

import schemas
#from .database import SessionLocal, engine
from database import SessionLocal, engine
#from fastapi.middleware.cors import CORSMiddleware
from starlette.middleware.cors import CORSMiddleware




models.Base.metadata.create_all(bind=engine)



app = FastAPI()

origins = [
    "http://localhost:3001",
    "http://localhost:3000",

]

SECRET_KEY = "09d25e094faa6ca2556c818166b7a9563b93f7099f6f0f4caa6cf63b88e8d3e7"
ALGORITHM = "HS256"
ACCESS_TOKEN_EXPIRE_MINUTES = 30



app.add_middleware(
    CORSMiddleware,
    allow_origins=origins,
    allow_credentials=True,
    #allow_origin_regex = ["https://.*\.example\.org"],
    allow_methods=["*"],
    allow_headers=["*"],
    expose_headers = []
)

def get_db():
    db = SessionLocal()
    try:
        yield db
    finally:
        db.close()


BOOKS = [
    {

        'title': 'On the Road',
        'author': 'Jack Kerouac',

    },
    {

        'title': 'Harry Potter and the Philosopher\'s Stone',
        'author': 'J. K. Rowling',

    },
    {

        'title': 'Green Eggs and Ham',
        'author': 'Dr. Seuss',

    }
]

@app.get("/")
async def root():
    return {"message": "Hello World"}


@app.get("/books")
async def rat():
    return BOOKS

#auth
@app.post("/token", response_model=schemas.Token)
async def login_for_access_token(username: str = Form(...), password: str = Form(...),  db: Session = Depends(get_db)):
    print({username})
    print({ password})

    user = crud.authenticate_user(db, username, password)


    if not user:
        raise HTTPException(
            status_code=status.HTTP_401_UNAUTHORIZED,
            detail="Incorrect username or password",
            headers={"WWW-Authenticate": "Bearer"},
        )
    access_token_expires = timedelta(minutes=ACCESS_TOKEN_EXPIRE_MINUTES)
    access_token = crud.create_access_token(
        data={"sub": user.email}, expires_delta=access_token_expires
    )
    return {"access_token": access_token, "token_type": "bearer"}


@app.get("/users/me/", response_model=schemas.Token)
async def read_users_me(current_user: models.User = Depends(crud.get_current_active_user)):
    return current_user


@app.get("/users/me/items/")
async def read_own_items(current_user: models.User = Depends(crud.get_current_active_user)):
    return [{"item_id": "Foo", "owner": current_user.email}]

#endauth

@app.post("/users/", response_model=schemas.User)
async def create_user(user: schemas.UserCreate, db: Session = Depends(get_db)):
    db_user = crud.get_user_by_email(db, email=user.email)
    if db_user:
        raise HTTPException(status_code=400, detail="Email already registered")
    return crud.create_user(db=db, user=user)


@app.get("/users/", response_model=List[schemas.User])
async def read_users(skip: int = 0, limit: int = 100, db: Session = Depends(get_db)):
    users = crud.get_users(db, skip=skip, limit=limit)
    return users


@app.get("/users/{user_id}", response_model=schemas.User)
async def read_user(user_id: int, db: Session = Depends(get_db)):
    db_user = crud.get_user(db, user_id=user_id)
    if db_user is None:
        raise HTTPException(status_code=404, detail="User not found")
    return db_user

@app.delete("/users/{user_id}",  response_model=schemas.UserDelete)
async def delete_user(user_id: int, db: Session = Depends(get_db)):
    db_user = crud.delete_user(db, user_id=user_id)

    return db_user

@app.put("/users/{user_id}", response_model=schemas.User)
async def put_user(user_id: int, user: schemas.UserUpdate, db: Session = Depends(get_db)):
    return  crud.update_user(db=db, user_id=user_id, user=user )

@app.post("/users/{user_id}/items/", response_model=schemas.Item)
async def create_item_for_user(
    user_id: int, item: schemas.ItemCreate, db: Session = Depends(get_db)
):
    return crud.create_user_item(db=db, item=item, user_id=user_id)


@app.get("/items/", response_model=List[schemas.Item])
async def read_items(skip: int = 0, limit: int = 100, db: Session = Depends(get_db)):
    items = crud.get_items(db, skip=skip, limit=limit)
    return items