mastodon/app/serializers/rest/notification_group_serializer.rb

# frozen_string_literal: true

class REST::NotificationGroupSerializer < ActiveModel::Serializer
  include RoutingHelper
  include ActionView::Helpers::UrlHelper
  include NotificationFallbackConcern

  # Please update app/javascript/mastodon/api_types/notifications.ts when making changes to the attributes
  attributes :group_key, :notifications_count, :type, :most_recent_notification_id

  attribute :page_min_id, if: :paginated?
  attribute :page_max_id, if: :paginated?
  attribute :latest_page_notification_at, if: :paginated?

  attribute :fallback, if: :needs_fallback?

  attribute :sample_account_ids
  attribute :status_id, if: :status_type?
  belongs_to :report, if: :report_type?, serializer: REST::ReportSerializer
  belongs_to :account_relationship_severance_event, key: :event, if: :relationship_severance_event?, serializer: REST::AccountRelationshipSeveranceEventSerializer
  belongs_to :account_warning, key: :moderation_warning, if: :moderation_warning_event?, serializer: REST::AccountWarningSerializer
  belongs_to :generated_annual_report, key: :annual_report, if: :annual_report_event?, serializer: REST::AnnualReportEventSerializer
  belongs_to :target_collection, key: :collection, if: :collection_type?, serializer: REST::CollectionSerializer

  def sample_account_ids
    object.sample_accounts.pluck(:id).map(&:to_s)
  end

  def status_id
    object.target_status&.id&.to_s
  end

  def status_type?
    [:favourite, :reblog, :status, :mention, :poll, :update, :quote, :quoted_update].include?(object.type)
  end

  def collection_type?
    [:added_to_collection, :collection_update].include?(object.type)
  end

  def report_type?
    object.type == :'admin.report'
  end

  def relationship_severance_event?
    object.type == :severed_relationships
  end

  def moderation_warning_event?
    object.type == :moderation_warning
  end

  def annual_report_event?
    object.type == :annual_report
  end

  def page_min_id
    object.pagination_data[:min_id].to_s
  end

  def page_max_id
    object.most_recent_notification_id.to_s
  end

  def latest_page_notification_at
    object.pagination_data[:latest_notification_at]
  end

  def paginated?
    object.pagination_data.present?
  end
end