from allauth.account.models import EmailAddress
from allauth.socialaccount import providers
from allauth.socialaccount.providers.base import AuthAction, ProviderAccount
from allauth.socialaccount.providers.oauth2.provider import OAuth2Provider


class SalesforceAccount(ProviderAccount):
    def get_profile_url(self):
        return self.account.extra_data.get("link")

    def get_avatar_url(self):
        return self.account.extra_data.get("picture")

    def to_str(self):
        dflt = super(SalesforceAccount, self).to_str()
        return self.account.extra_data.get("name", dflt)


class SalesforceProvider(OAuth2Provider):
    id = "salesforce"
    name = "Salesforce"
    package = "allauth.socialaccount.providers.salesforce"
    account_class = SalesforceAccount

    def get_default_scope(self):
        return ["id", "openid"]

    def get_auth_params(self, request, action):
        ret = super(SalesforceProvider, self).get_auth_params(request, action)
        if action == AuthAction.REAUTHENTICATE:
            ret["approval_prompt"] = "force"
        return ret

    def extract_uid(self, data):
        return str(data["user_id"])

    def extract_common_fields(self, data):
        return dict(
            email=data.get("email"),
            last_name=data.get("family_name"),
            first_name=data.get("given_name"),
            username=data.get("preferred_username"),
        )

    def extract_email_addresses(self, data):
        # a salesforce user must have an email, but it might not be verified
        email = EmailAddress(
            email=data.get("email"),
            primary=True,
            verified=data.get("email_verified"),
        )
        return [email]


providers.registry.register(SalesforceProvider)