class PageStatusController

def authenticate_bearer_token
  provided_token = request.headers['Authorization']&.split(' ')&.last
  expected_token = Rails.application.credentials&.dig(:trusty_cms, :page_status_bearer_token)
  if provided_token.blank?
    render json: { error: 'Missing Bearer Token' }, status: :unauthorized and return
  end
  unless ActiveSupport::SecurityUtils.secure_compare(provided_token, expected_token)
    render json: { error: 'Invalid Bearer Token' }, status: :unauthorized
  end
end

def process_pages(pages)
  updated_pages = []
  remaining_pages = []
  pages.each do |page|
    page_id = page.id
    published_at = page.published_at
    # Publish the page if its scheduled publish date is today or earlier
    if published_at && published_at.beginning_of_day <= Time.now
      page.update(status_id: Status[:published].id)
      updated_pages << page_id
    else
      remaining_pages << page_id
    end
  end
  [updated_pages, remaining_pages]
end

def refresh
  pages = Page.where(status_id: Status[:scheduled].id)
  updated_pages, remaining_pages = process_pages(pages)
  render json: refresh_response(updated_pages, remaining_pages), status: :ok
end

def refresh_response(updated_pages, remaining_pages)
  if updated_pages.any?
    updated_pages_count = updated_pages.count
    {
      message: "Successfully updated status of #{updated_pages_count} #{'page'.pluralize(updated_pages_count)}.",
      updated_page_ids: updated_pages,
      remaining_scheduled_page_ids: remaining_pages,
    }
  else
    {
      message: 'No scheduled pages matched the criteria for status refresh.',
      remaining_scheduled_page_ids: remaining_pages,
    }
  end
end