"""
Notification Service Signals.
"""
from django.dispatch import Signal

# Signal sent when a notification is created and queued
notification_sent = Signal()
# Arguments: notification (Notification instance)

# Signal sent when a notification is successfully delivered
notification_delivered = Signal()
# Arguments: notification (Notification instance), channel (str)

# Signal sent when a notification delivery fails
notification_failed = Signal()
# Arguments: notification (Notification instance), channel (str), error (str)

# Signal sent when a notification is read by the user
notification_read = Signal()
# Arguments: notification (Notification instance)