Module: Intercom::GenericHandlers::Count::ClassMethods

Defined in:
lib/intercom/generic_handlers/count.rb

Instance Method Summary collapse

Instance Method Details

#generic_count(method_sym, *arguments, &block) ⇒ Object 



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# File 'lib/intercom/generic_handlers/count.rb', line 7

def generic_count(method_sym, *arguments, &block)

  handler_class = Class.new(GenericHandlers::BaseHandler) do
    def handle
      match = method_string.match(GenericHandlers::Count.count_breakdown_matcher)
      if match && match[1] && match[2] && match[3].nil?
        do_broken_down_count(match[1], match[2])
      elsif method_string.end_with? '_count'
        return do_count
      else
        raise_no_method_missing_handler
      end
    end

    private

    def do_count
      entity.fetch_for_app.send(appwide_entity_to_count)['count']
    rescue Intercom::AttributeNotSetError
      # Indicates this this kind of counting is not supported
      raise_no_method_missing_handler
    end

    def do_broken_down_count(entity_to_count, count_context)
      result = entity.fetch_broken_down_count(entity_to_count, count_context)
      result.send(entity_to_count)[count_context]
    rescue Intercom::BadRequestError => ex
      # Indicates this this kind of counting is not supported
      ex.application_error_code == 'parameter_invalid' ? raise_no_method_missing_handler : raise
    end

    def appwide_entity_to_count; method_string.gsub(/_count$/, ''); end
  end

  handler_class.new(method_sym, arguments, self).handle
end