import json

from data import model
from workers.notificationworker.models_interface import (
  NotificationWorkerDataInterface, Notification, Repository)

def notification(notification_row):
  """ Converts the given notification row into a notification tuple. """
  return Notification(uuid=notification_row.uuid, event_name=notification_row.event.name,
                      method_name=notification_row.method.name,
                      event_config_dict=json.loads(notification_row.event_config_json or '{}'),
                      method_config_dict=json.loads(notification_row.config_json or '{}'),
                      repository=Repository(notification_row.repository.namespace_user.username,
                                            notification_row.repository.name))

class PreOCIModel(NotificationWorkerDataInterface):
  def get_enabled_notification(self, notification_uuid):
    try:
      notification_row = model.notification.get_enabled_notification(notification_uuid)
    except model.InvalidNotificationException:
      return None

    return notification(notification_row)

  def reset_number_of_failures_to_zero(self, notification):
    model.notification.reset_notification_number_of_failures(
      notification.repository.namespace_name, notification.repository.name, notification.uuid)

  def increment_notification_failure_count(self, notification):
    model.notification.increment_notification_failure_count(notification.uuid)

  def create_notification_for_testing(self, target_username, method_name='quay_notification',
                                      method_config=None):
    repo = model.repository.get_repository('devtable', 'simple')
    method_data = method_config or {
      'target': {
        'kind': 'user',
        'name': target_username,
      }
    }
    notification = model.notification.create_repo_notification(repo, 'repo_push',
                                                               method_name, method_data, {})
    return notification.uuid

  def user_has_local_notifications(self, target_username):
    user = model.user.get_namespace_user(target_username)
    return bool(list(model.notification.list_notifications(user)))


pre_oci_model = PreOCIModel()