(initial_text = initial_text.to_i) if /\A\d+\z/.match(initial_text)
        case initial_text
          when COUNTRIES.keys
            session[:country_code] = initial_text
            next_url = '/find_by_country.json.json'
          when THEMES.keys
            session[:country_code] = initial_text
            next_url = '/find_by_theme.json.json'
          when 1
            next_url = '/find_by_project_id.json'
          when 2
            next_url = '/find_by_country.json'
          when 3
            next_url = '/find_by_theme.json'
          when 13..9999
            # This is likely a project id, so let's route them there.
            session[:project_id] = initial_text.to_i
            next_url = '/find_by_project_id.json'
          else # do nothing
        end