"""
Evernote OAuth1 backend (with sandbox mode support), docs at:
    https://python-social-auth.readthedocs.io/en/latest/backends/evernote.html
"""

from requests import HTTPError

from ..exceptions import AuthCanceled
from .oauth import BaseOAuth1


class EvernoteOAuth(BaseOAuth1):
    """
    Evernote OAuth authentication backend.

    Possible Values:
       {'edam_expires': ['1367525289541'],
        'edam_noteStoreUrl': [
            'https://sandbox.evernote.com/shard/s1/notestore'
        ],
        'edam_shard': ['s1'],
        'edam_userId': ['123841'],
        'edam_webApiUrlPrefix': ['https://sandbox.evernote.com/shard/s1/'],
        'oauth_token': [
            'S=s1:U=1e3c1:E=13e66dbee45:C=1370f2ac245:P=185:A=my_user:' \
            'H=411443c5e8b20f8718ed382a19d4ae38'
        ]}
    """

    name = "evernote"
    ID_KEY = "edam_userId"
    AUTHORIZATION_URL = "https://www.evernote.com/OAuth.action"
    REQUEST_TOKEN_URL = "https://www.evernote.com/oauth"
    ACCESS_TOKEN_URL = "https://www.evernote.com/oauth"
    ACCESS_TOKEN_METHOD = "GET"
    EXTRA_DATA = [
        ("access_token", "access_token"),
        ("oauth_token", "oauth_token"),
        ("edam_noteStoreUrl", "store_url"),
        ("edam_expires", "expires"),
    ]

    def get_user_details(self, response):
        """Return user details from Evernote account"""
        return {"username": response["edam_userId"], "email": ""}

    def access_token(self, token):
        """Return request for access token value"""
        try:
            return self.get_querystring(
                self.ACCESS_TOKEN_URL, auth=self.oauth_auth(token)
            )
        except HTTPError as err:
            # Evernote returns a 401 error when AuthCanceled
            if err.response.status_code == 401:
                raise AuthCanceled(self, response=err.response)
            raise

    def extra_data(self, user, uid, response, details, *args, **kwargs):
        data = super().extra_data(user, uid, response, details, *args, **kwargs)
        # Evernote returns expiration timestamp in milliseconds, so it needs to
        # be normalized.
        if "expires" in data:
            data["expires"] = int(data["expires"]) / 1000
        return data

    def user_data(self, access_token, *args, **kwargs):
        """Return user data provided"""
        return access_token.copy()


class EvernoteSandboxOAuth(EvernoteOAuth):
    name = "evernote-sandbox"
    AUTHORIZATION_URL = "https://sandbox.evernote.com/OAuth.action"
    REQUEST_TOKEN_URL = "https://sandbox.evernote.com/oauth"
    ACCESS_TOKEN_URL = "https://sandbox.evernote.com/oauth"
