Module: RedsysRuby::PaymentsHelper

Defined in:
app/helpers/redsys_ruby/payments_helper.rb

Instance Method Summary collapse

Instance Method Details

#redsys_payment_form(amount:, order: nil, description: nil, button_text: "Pagar con Redsys", button_class: "redsys-submit") ⇒ Object 



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# File 'app/helpers/redsys_ruby/payments_helper.rb', line 5

def redsys_payment_form(amount:, order: nil, description: nil, button_text: "Pagar con Redsys", button_class: "redsys-submit")
  config = Configuration.load
  tpv = TPV.new(merchant_key: config.merchant_key)

  order ||= SecureRandom.random_number(10**12).to_s.rjust(12, "0")

  params = {
    Ds_Merchant_Amount: (amount.to_f * 100).to_i.to_s,
    Ds_Merchant_Order: order.to_s,
    Ds_Merchant_MerchantCode: config.merchant_code,
    Ds_Merchant_Currency: "978", # EUR
    Ds_Merchant_TransactionType: "0", # Autorización
    Ds_Merchant_Terminal: config.terminal,
    Ds_Merchant_MerchantURL: "", # Should be configured or passed
    Ds_Merchant_UrlOK: RedsysRuby::Engine.routes.url_helpers.ok_payments_url(host: request.base_url),
    Ds_Merchant_UrlKO: RedsysRuby::Engine.routes.url_helpers.ko_payments_url(host: request.base_url)
  }

  params[:Ds_Merchant_ProductDescription] = description if description.present?

  payment_data = tpv.payment_data(params)
  url = config.environment == "production" ? TPV::PRODUCTION_URL : TPV::TEST_URL

  form_with url: url, method: :post, local: true, html: { id: "redsys_payment_form" } do |f|
    concat f.hidden_field :Ds_SignatureVersion, value: payment_data[:Ds_SignatureVersion]
    concat f.hidden_field :Ds_MerchantParameters, value: payment_data[:Ds_MerchantParameters]
    concat f.hidden_field :Ds_Signature, value: payment_data[:Ds_Signature]
    concat f.submit button_text,
                 class: button_class,
                 aria: { label: "#{button_text} - Redirigir a pasarela de pago segura" },
                 data: { disable_with: "Procesando..." }
  end
end