Implement partial payment logging for EveryPay / Bank links

app/models/payment_order.rb

@@ -0,0 +1,57 @@
+class PaymentOrder < ApplicationRecord
+  #include Versions
+  include ActionView::Helpers::NumberHelper
+
+  PAYMENT_INTERMEDIARIES = ENV['payments_intermediaries'].to_s.strip.split(', ').freeze
+  PAYMENT_BANKLINK_BANKS = ENV['payments_banks'].to_s.strip.split(', ').freeze
+  PAYMENT_METHODS = [PAYMENT_INTERMEDIARIES, PAYMENT_BANKLINK_BANKS].flatten.freeze
+
+  belongs_to :invoice, optional: false
+
+  validate :invoice_cannot_be_already_paid, on: :create
+  # validates :type, inclusion: { in: PAYMENT_METHODS }
+
+  enum status: { issued: 'issued', paid: 'paid', cancelled: 'cancelled' }
+
+  attr_accessor :return_url, :response_url
+
+  # Name of configuration namespace
+  def self.config_namespace_name; end
+
+  def invoice_cannot_be_already_paid
+    return unless invoice&.paid?
+
+    errors.add(:invoice, 'is already paid')
+  end
+
+  def self.supported_method?(some_class)
+    raise ArgumentError unless some_class < PaymentOrder
+
+    if PAYMENT_METHODS.include?(some_class.name)
+      true
+    else
+      false
+    end
+  end
+
+  def self.supported_methods
+    enabled = []
+
+    ENABLED_METHODS.each do |method|
+      class_name = method.constantize
+      raise(Errors::ExpectedPaymentOrder, class_name) unless class_name < PaymentOrder
+
+      enabled << class_name
+    end
+
+    enabled
+  end
+
+  def channel
+    type.gsub('PaymentOrders::', '')
+  end
+
+  def form_url
+    ENV["payments_#{self.class.config_namespace_name}_url"]
+  end
+end