railslove/cmxl

module Cmxl
  module Fields
    class AccountBalance < Field
      self.tag = 60
      self.parser = /(?<funds_code>\A[a-zA-Z]{1})(?<date>\d{6})(?<currency>[a-zA-Z]{3})(?<amount>[\d|,|\.]{1,15})/i

      def date
        to_date(data['date'])
      end

      def credit?
        data['funds_code'].to_s.casecmp('C').zero?
      end

      def debit?
        !credit?
      end

      def amount
        to_amount(data['amount'])
      end

      def sign
        credit? ? 1 : -1
      end

      def amount_in_cents
        to_amount_in_cents(data['amount'])
      end

      def to_h
        super.merge(
          'date' => date,
          'funds_code' => funds_code,
          'credit' => credit?,
          'debit' => debit?,
          'currency' => currency,
          'amount' => amount,
          'amount_in_cents' => amount_in_cents,
          'sign' => sign
        )
      end
    end
  end
end