module Braintree
  class WebhookTestingGateway # :nodoc:
    def initialize(gateway)
      @gateway = gateway
      @config = gateway.config
    end

    def sample_notification(kind, id)
      payload = Base64.encode64(_sample_xml(kind, id))
      signature_string = "#{Braintree::Configuration.public_key}|#{Braintree::Digest.hexdigest(Braintree::Configuration.private_key, payload)}"

      return signature_string, payload
    end

    def _sample_xml(kind, data)
      <<-XML
        <notification>
          <timestamp type="datetime">#{Time.now.utc.iso8601}</timestamp>
          <kind>#{kind}</kind>
          <subject>
            #{_subject_sample_xml(kind, data)}
          </subject>
        </notification>
      XML
    end

    def _subject_sample_xml(kind, id)
      case kind
      when Braintree::WebhookNotification::Kind::PartnerUserCreated
        _partner_credentials_sample_xml(id)
      when Braintree::WebhookNotification::Kind::SubMerchantAccountApproved
        _merchant_account_approved_sample_xml(id)
      when Braintree::WebhookNotification::Kind::SubMerchantAccountDeclined
        _merchant_account_declined_sample_xml(id)
      when Braintree::WebhookNotification::Kind::TransactionDisbursed
        _transaction_disbursed_sample_xml(id)
      else
        _subscription_sample_xml(id)
      end
    end

    def _subscription_sample_xml(id)

      <<-XML
        <subscription>
          <id>#{id}</id>
          <transactions type="array">
          </transactions>
          <add_ons type="array">
          </add_ons>
          <discounts type="array">
          </discounts>
        </subscription>
      XML
    end

    def _partner_credentials_sample_xml(data)

      <<-XML
        <partner_credentials>
          <merchant_public_id>public_id</merchant_public_id>
          <public_key>public_key</public_key>
          <private_key>private_key</private_key>
          <partner_user_id>abc123</partner_user_id>
        </partner_credentials>
      XML
    end

    def _merchant_account_approved_sample_xml(id)

      <<-XML
        <merchant_account>
          <id>#{id}</id>
          <master_merchant_account>
            <id>master_ma_for_#{id}</id>
            <status>active</status>
          </master_merchant_account>
          <status>active</status>
        </merchant_account>
      XML
    end

    def _merchant_account_declined_sample_xml(id)

      <<-XML
          <api-error-response>
              <message>Credit score is too low</message>
              <errors>
                  <errors type="array"/>
                      <merchant-account>
                          <errors type="array">
                              <error>
                                  <code>82621</code>
                                  <message>Credit score is too low</message>
                                  <attribute type="symbol">base</attribute>
                              </error>
                          </errors>
                      </merchant-account>
                  </errors>
                  <merchant-account>
                      <id>#{id}</id>
                      <status>suspended</status>
                      <master-merchant-account>
                          <id>master_ma_for_#{id}</id>
                          <status>suspended</status>
                      </master-merchant-account>
                  </merchant-account>
          </api-error-response>
      XML
    end

    def _transaction_disbursed_sample_xml(id)

      <<-XML
        <transaction>
          <id>#{id}</id>
          <amount>100</amount>
          <disbursement-details>
            <disbursement-date type="datetime">2013-07-09T18:23:29Z</disbursement-date>
          </disbursement-details>
        </transaction>
      XML
    end
  end
end