Class: Notifications::DeletePreviousNotifications

Inherits:
ConsolidationPlan show all
Defined in:
app/services/notifications/delete_previous_notifications.rb

Instance Method Summary collapse

Methods inherited from ConsolidationPlan

#set_mutations, #set_precondition

Constructor Details

#initialize(type:, previous_query_blk: nil) ⇒ DeletePreviousNotifications

Returns a new instance of DeletePreviousNotifications.



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# File 'app/services/notifications/delete_previous_notifications.rb', line 20

def initialize(type:, previous_query_blk: nil)
  @type = type
  @previous_query_blk = previous_query_blk
end

Instance Method Details

#can_consolidate_data?(notification) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/services/notifications/delete_previous_notifications.rb', line 25

def can_consolidate_data?(notification)
  return false if notification.notification_type != type

  @data = consolidated_data(notification)

  precondition_blk.nil? || precondition_blk.call(@data, notification)
end

#consolidate_or_save!(notification) ⇒ Object 



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# File 'app/services/notifications/delete_previous_notifications.rb', line 33

def consolidate_or_save!(notification)
  @data ||= consolidated_data(notification)
  return unless can_consolidate_data?(notification)

  notifications = user_notifications(notification, type)
  notifications = previous_query_blk.call(notifications, data) if previous_query_blk.present?

  notification.data = data.to_json

  Notification.transaction do
    notifications.destroy_all
    notification.save!
  end

  notification
end