import typing

import logbook
from apistar import http, Route, App
from apistar_jwt import authentication_required, JWTUser
from sqlalchemy.orm import Session

from cookie_api.models import Cookie
from cookie_api.schema import CookieSchema
from cookie_api.util import MetaJSONResponse

logger = logbook.Logger(__name__)


def get_cookies(session: Session) -> typing.List[CookieSchema]:
    cookies = session.query(Cookie).all()
    logger.debug('Cookies collection hit')
    return [CookieSchema(cookie) for cookie in cookies]


def get_cookie(session: Session, id) -> CookieSchema:
    cookie = session.query(Cookie).filter_by(id=id).one_or_none()
    if cookie is None:
        msg = {"error": "404 Not Found"}
        return MetaJSONResponse(msg, 404)
    return MetaJSONResponse(CookieSchema(cookie))


@authentication_required
def create_cookie(session: Session, cookie_data: CookieSchema, app: App, user: JWTUser):
    cookie = Cookie(**cookie_data)
    session.add(cookie)
    session.commit()
    headers = {'Location': app.reverse_url('get_cookie', id=cookie.id)}
    return MetaJSONResponse(CookieSchema(cookie), 201, headers)


@authentication_required
def delete_cookie(session: Session, id: int, user: JWTUser):
    cookie = session.query(Cookie).filter_by(id=id).one_or_none()
    if cookie is None:
        msg = {"error": "404 Not Found"}
        return MetaJSONResponse(msg, 204)

    logger.debug("Deleting cookie {} {}".format(cookie.id, cookie.name))
    session.delete(cookie)
    session.commit()

    return MetaJSONResponse({}, 204)


cookie_routes = [
    Route('/cookies', 'GET', get_cookies),
    Route('/cookies', 'POST', create_cookie),
    Route('/cookies/{id}', 'GET', get_cookie),
    Route('/cookies/{id}', 'DELETE', delete_cookie)
]