@startuml
!define FILE_ICON <<(F,#e8bd14)>>

class crowd.frontend.impl.crowd_subscriptionPY.CrowdSubscription{
    + ID_REGEX: str
    {field} + COLLECTION: str = db.crowd().crowd_subscription
    + FIND_RESULTS_PAGE_LIMIT: int = 100
    + create(email, camera_id, email_enabled=True)
    + find(user, emails, cameras, limit, skip)
}

class crowd.backend.notificationsPY FILE_ICON{
    + send_queue_overflow(zone,\n  queue_info,\n  queue_size,\n  detection_time,\n  image_url,\n  escalation_level=None\n)
} 


database mongoDB.crowd.crowd_subscription{
}
database mongoDB.crowd.telegram_subscriptions{
}

json crowd_subscription_entry{
    "owner_id": "owner_id",
    "created_at": "timestamp",
    "subscriber_id": "user_id",
    "subscriber_login": "email",
    "telegram_confirmed": "False",
    "camera_id": "camera_id",
    "email_enabled": "email_enabled"
}

json telegram_sub_entry{
    "email": "user@email.com",
    "chat_id": "telegram_chat_id"
}


CrowdSubscription::COLLECTION -- crowd_subscription
telegram_subscriptions .. telegram_sub_entry
crowd_subscription .. crowd_subscription_entry
crowd_subscription_entry -[thickness=2]- telegram_sub_entry : "subscriber_login ::: email"

note left of notificationsPY
Функция отправки уведомлений
(в том числе и в телегу)
end note

note right of telegram_subscriptions
Сюда мы сейчас руками добавляем
записи-связки с crowd_subscription
end note

@enduml