class RailsAiAdmin::Presentation::History

# File lib/rails_ai_admin/presentation/history.rb, line 13
def initialize(access, record)
  @access, @record = access, record
  access.authorize_history!(record)
end

# File lib/rails_ai_admin/presentation/history.rb, line 19
def page(before: nil)
  unless before.nil? || before.is_a?(String) && before.match?(/\A[1-9][0-9]{0,18}\z/)
    raise AccessDenied, "INVALID_QUERY"
  end
  scope = AuditEvent.where(tenant_ref: @access.context.tenant_ref, resource_key: @access.resource.key.to_s, record_id: @record.id.to_s)
  scope = scope.where(AuditEvent.arel_table[:id].lt(Integer(before, 10))) if before
  events = scope.order(id: :desc).limit(PAGE_SIZE + 1).to_a
  labels = visible_labels
  entries = events.first(PAGE_SIZE).map do |event|
    names = Array(event.changed_fields).grep(String)
    shown = names.filter_map { |name| labels[name] }
    Entry.new(event.id, event.created_at, event.operation, event.status, event.code, event.origin,
      event.actor_ref, shown.freeze, names.size - shown.size)
  end
  Page.new(entries.freeze, events.size > PAGE_SIZE ? entries.last.id : nil)
end