module Killbill #:nodoc:
  module FirstdataE4 #:nodoc:
    class PaymentPlugin < ::Killbill::Plugin::ActiveMerchant::PaymentPlugin

      def initialize
        gateway_builder = Proc.new do |config|
          # Change this if needed
          ::ActiveMerchant::Billing::FirstdataE4Gateway.new :login => config[:login],
                                                            :password => config[:password]
        end

        super(gateway_builder,
              :firstdata_e4,
              ::Killbill::FirstdataE4::FirstdataE4PaymentMethod,
              ::Killbill::FirstdataE4::FirstdataE4Transaction,
              ::Killbill::FirstdataE4::FirstdataE4Response)
      end

      def on_event(event)
        # Require to deal with per tenant configuration invalidation
        super(event)
        #
        # Custom event logic could be added below...
        #
      end

      def authorize_payment(kb_account_id, kb_payment_id, kb_payment_transaction_id, kb_payment_method_id, amount, currency, properties, context)
        # Pass extra parameters for the gateway here
        options = {}

        properties = merge_properties(properties, options)
        super(kb_account_id, kb_payment_id, kb_payment_transaction_id, kb_payment_method_id, amount, currency, properties, context)
      end

      def capture_payment(kb_account_id, kb_payment_id, kb_payment_transaction_id, kb_payment_method_id, amount, currency, properties, context)
        # Pass extra parameters for the gateway here
        options = {}

        properties = merge_properties(properties, options)
        super(kb_account_id, kb_payment_id, kb_payment_transaction_id, kb_payment_method_id, amount, currency, properties, context)
      end

      def purchase_payment(kb_account_id, kb_payment_id, kb_payment_transaction_id, kb_payment_method_id, amount, currency, properties, context)
        # Pass extra parameters for the gateway here
        options = {}

        properties = merge_properties(properties, options)
        super(kb_account_id, kb_payment_id, kb_payment_transaction_id, kb_payment_method_id, amount, currency, properties, context)
      end

      def void_payment(kb_account_id, kb_payment_id, kb_payment_transaction_id, kb_payment_method_id, properties, context)
        # Pass extra parameters for the gateway here
        options = {}

        properties = merge_properties(properties, options)
        super(kb_account_id, kb_payment_id, kb_payment_transaction_id, kb_payment_method_id, properties, context)
      end

      def credit_payment(kb_account_id, kb_payment_id, kb_payment_transaction_id, kb_payment_method_id, amount, currency, properties, context)
        # Pass extra parameters for the gateway here
        options = {}

        properties = merge_properties(properties, options)
        super(kb_account_id, kb_payment_id, kb_payment_transaction_id, kb_payment_method_id, amount, currency, properties, context)
      end

      def refund_payment(kb_account_id, kb_payment_id, kb_payment_transaction_id, kb_payment_method_id, amount, currency, properties, context)
        # Pass extra parameters for the gateway here
        options = {}

        properties = merge_properties(properties, options)
        super(kb_account_id, kb_payment_id, kb_payment_transaction_id, kb_payment_method_id, amount, currency, properties, context)
      end

      def get_payment_info(kb_account_id, kb_payment_id, properties, context)
        # Pass extra parameters for the gateway here
        options = {}

        properties = merge_properties(properties, options)
        super(kb_account_id, kb_payment_id, properties, context)
      end

      def search_payments(search_key, offset, limit, properties, context)
        # Pass extra parameters for the gateway here
        options = {}

        properties = merge_properties(properties, options)
        super(search_key, offset, limit, properties, context)
      end

      def add_payment_method(kb_account_id, kb_payment_method_id, payment_method_props, set_default, properties, context)
        # Pass extra parameters for the gateway here
        options = {}

        properties = merge_properties(properties, options)
        super(kb_account_id, kb_payment_method_id, payment_method_props, set_default, properties, context)
      end

      def delete_payment_method(kb_account_id, kb_payment_method_id, properties, context)
        # Pass extra parameters for the gateway here
        options = {}

        properties = merge_properties(properties, options)
        super(kb_account_id, kb_payment_method_id, properties, context)
      end

      def get_payment_method_detail(kb_account_id, kb_payment_method_id, properties, context)
        # Pass extra parameters for the gateway here
        options = {}

        properties = merge_properties(properties, options)
        super(kb_account_id, kb_payment_method_id, properties, context)
      end

      def set_default_payment_method(kb_account_id, kb_payment_method_id, properties, context)
        # TODO
      end

      def get_payment_methods(kb_account_id, refresh_from_gateway, properties, context)
        # Pass extra parameters for the gateway here
        options = {}

        properties = merge_properties(properties, options)
        super(kb_account_id, refresh_from_gateway, properties, context)
      end

      def search_payment_methods(search_key, offset, limit, properties, context)
        # Pass extra parameters for the gateway here
        options = {}

        properties = merge_properties(properties, options)
        super(search_key, offset, limit, properties, context)
      end

      def reset_payment_methods(kb_account_id, payment_methods, properties, context)
        super
      end

      def build_form_descriptor(kb_account_id, descriptor_fields, properties, context)
        # Pass extra parameters for the gateway here
        options = {}
        properties = merge_properties(properties, options)

        # Add your custom static hidden tags here
        options = {
            #:token => config[:firstdata_e4][:token]
        }
        descriptor_fields = merge_properties(descriptor_fields, options)

        super(kb_account_id, descriptor_fields, properties, context)
      end

      def process_notification(notification, properties, context)
        # Pass extra parameters for the gateway here
        options = {}
        properties = merge_properties(properties, options)

        super(notification, properties, context) do |gw_notification, service|
          # Retrieve the payment
          # gw_notification.kb_payment_id =
          #
          # Set the response body
          # gw_notification.entity =
        end
      end

      def get_active_merchant_module
        ::OffsitePayments.integration(:first_data)
      end
    end
  end
end