# Copyright 2017-present Open Networking Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.


import os
import base64
import json
from xossynchronizer.steps.syncstep import SyncStep
from xossynchronizer.mock_modelaccessor import *

class SyncControllerSitePrivileges(SyncStep):
    provides = [SitePrivilege]
    requested_interval = 0
    observes = ControllerSitePrivilege
    playbook = "sync_controller_users.yaml"

    def map_sync_inputs(self, controller_site_privilege):
        controller_register = json.loads(
            controller_site_privilege.controller.backend_register
        )
        if not controller_site_privilege.controller.admin_user:
            return

        roles = [controller_site_privilege.site_privilege.role.role]
        # setup user home site roles at controller
        if not controller_site_privilege.site_privilege.user.site:
            raise Exception(
                "Siteless user %s" % controller_site_privilege.site_privilege.user.email
            )
        else:
            # look up tenant id for the user's site at the controller
            # ctrl_site_deployments = SiteDeployment.objects.filter(
            #  site_deployment__site=controller_site_privilege.user.site,
            #  controller=controller_site_privilege.controller)

            # if ctrl_site_deployments:
            #    # need the correct tenant id for site at the controller
            #    tenant_id = ctrl_site_deployments[0].tenant_id
            #    tenant_name = ctrl_site_deployments[0].site_deployment.site.login_base
            user_fields = {
                "endpoint": controller_site_privilege.controller.auth_url,
                "endpoint_v3": controller_site_privilege.controller.auth_url_v3,
                "domain": controller_site_privilege.controller.domain,
                "name": controller_site_privilege.site_privilege.user.email,
                "email": controller_site_privilege.site_privilege.user.email,
                "password": controller_site_privilege.site_privilege.user.remote_password,
                "admin_user": controller_site_privilege.controller.admin_user,
                "admin_password": controller_site_privilege.controller.admin_password,
                "ansible_tag": "%s@%s"
                % (
                    controller_site_privilege.site_privilege.user.email.replace(
                        "@", "-at-"
                    ),
                    controller_site_privilege.controller.name,
                ),
                "admin_tenant": controller_site_privilege.controller.admin_tenant,
                "roles": roles,
                "tenant": controller_site_privilege.site_privilege.site.login_base,
            }

            return user_fields

    def map_sync_outputs(self, controller_site_privilege, res):
        # results is an array in which each element corresponds to an
        # "ok" string received per operation. If we get as many oks as
        # the number of operations we issued, that means a grand success.
        # Otherwise, the number of oks tell us which operation failed.
        controller_site_privilege.role_id = res[0]["id"]
        controller_site_privilege.save()

    def delete_record(self, controller_site_privilege):
        controller_register = json.loads(
            controller_site_privilege.controller.backend_register
        )
        if controller_register.get("disabled", False):
            raise InnocuousException(
                "Controller %s is disabled" % controller_site_privilege.controller.name
            )

        if controller_site_privilege.role_id:
            driver = self.driver.admin_driver(
                controller=controller_site_privilege.controller
            )
            user = ControllerUser.objects.get(
                controller=controller_site_privilege.controller,
                user=controller_site_privilege.site_privilege.user,
            )
            site = ControllerSite.objects.get(
                controller=controller_site_privilege.controller,
                user=controller_site_privilege.site_privilege.user,
            )
            driver.delete_user_role(
                user.kuser_id,
                site.tenant_id,
                controller_site_privilege.site_prvilege.role.role,
            )