import requests
from allauth.socialaccount import providers
from allauth.socialaccount.providers.oauth2.views import (OAuth2Adapter,
                                                          OAuth2LoginView,
                                                          OAuth2CallbackView)

from .provider import PaypalProvider

class PaypalOAuth2Adapter(OAuth2Adapter):
    provider_id = PaypalProvider.id
    supports_state = False

    @property
    def authorize_url(self):
        path = 'webapps/auth/protocol/openidconnect/v1/authorize'
        return 'https://www.{0}/{1}'.format(self._get_endpoint(), path)

    @property
    def access_token_url(self):
        path = "v1/identity/openidconnect/tokenservice"
        return 'https://api.{0}/{1}'.format(self._get_endpoint(), path)

    @property
    def profile_url(self):
        path = 'v1/identity/openidconnect/userinfo'
        return 'https://api.{0}/{1}'.format(self._get_endpoint(), path)

    def _get_endpoint(self):
        settings = self.get_provider().get_settings()
        if settings.get('MODE') == 'live':
            return 'paypal.com'
        else:
            return 'sandbox.paypal.com'

    def complete_login(self, request, app, token, **kwargs):
        response = requests.post(self.profile_url,
                            params={'schema':'openid',
                                    'access_token':token})
        extra_data = response.json()
        return self.get_provider().sociallogin_from_response(request, extra_data)


oauth2_login = OAuth2LoginView.adapter_view(PaypalOAuth2Adapter)
oauth2_callback = OAuth2CallbackView.adapter_view(PaypalOAuth2Adapter)
