"""
Author: Michel Peltriaux
Organization: Struktur- und Genehmigungsdirektion Nord, Rhineland-Palatinate, Germany
Contact: michel.peltriaux@sgdnord.rlp.de
Created on: 15.11.21

"""
from django.contrib.auth.models import AbstractUser

from django.db import models

from konova.utils.mailer import Mailer
from user.enums import UserNotificationEnum


class User(AbstractUser):
    notifications = models.ManyToManyField("user.UserNotification", related_name="+", blank=True)

    def is_notification_setting_set(self, notification_enum: UserNotificationEnum):
        return self.notifications.filter(
            id=notification_enum.value
        ).exists()

    def send_mail_shared_access_removed(self, obj_identifier):
        """ Sends a mail to the user in case of removed shared access

        Args:
            obj ():

        Returns:

        """
        notification_set = self.is_notification_setting_set(UserNotificationEnum.NOTIFY_ON_SHARED_ACCESS_REMOVED)
        if notification_set:
            mailer = Mailer()
            mailer.send_mail_shared_access_removed(obj_identifier, self)

    def send_mail_shared_access_given(self, obj_identifier):
        """ Sends a mail to the user in case of removed shared access

        Args:
            obj ():

        Returns:

        """
        notification_set = self.is_notification_setting_set(UserNotificationEnum.NOTIFY_ON_SHARED_ACCESS_GAINED)
        if notification_set:
            mailer = Mailer()
            mailer.send_mail_shared_access_given(obj_identifier, self)