donphan/app/models/notification_group.rb

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# frozen_string_literal: true
class NotificationGroup < ActiveModelSerializers::Model
attributes :group_key, :sample_accounts, :notifications_count, :notification
def self.from_notification(notification)
if notification.group_key.present?
# TODO: caching and preloading
sample_accounts = notification.account.notifications.where(group_key: notification.group_key).order(id: :desc).limit(3).map(&:from_account)
notifications_count = notification.account.notifications.where(group_key: notification.group_key).count
else
sample_accounts = [notification.from_account]
notifications_count = 1
end
NotificationGroup.new(
notification: notification,
group_key: notification.group_key || "ungrouped-#{notification.id}",
sample_accounts: sample_accounts,
notifications_count: notifications_count
)
end
delegate :type,
:target_status,
:report,
:account_relationship_severance_event,
to: :notification, prefix: false
end