Module: RailsTrade::PaymentType::Paypal

Defined in:
app/models/rails_trade/payment_type/paypal.rb

Instance Method Summary collapse

Instance Method Details

#paypal_execute(params) ⇒ Object 



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# File 'app/models/rails_trade/payment_type/paypal.rb', line 15

def paypal_execute(params)
  return unless self.payment_id
  paypal_payment = PayPal::SDK::REST::DataTypes::Payment.find(self.payment_id)
  paypal_payment.execute(payer_id: params[:PayerID])

  paypal_record(paypal_payment)
end

#paypal_items_params ⇒ Object 



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# File 'app/models/rails_trade/payment_type/paypal.rb', line 60

def paypal_items_params
  items = order_items.map do |item|
    {
      name: item.good.name,
      sku: item.good.sku,
      price: item.good.price.to_money.exchange_to(self.currency).to_s,
      currency: self.currency.upcase,
      quantity: item.number
    }
  end
  serves = order_serves.map do |item|
    {
      name: item.serve.name,
      sku: item.serve.id,
      price: item.price.to_money.exchange_to(self.currency).to_s,
      currency: self.currency.upcase,
      quantity: 1
    }
  end
  items + serves
end

#paypal_params ⇒ Object 



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# File 'app/models/rails_trade/payment_type/paypal.rb', line 37

def paypal_params
  {
    intent: 'sale',
    payer: {
      payment_method: 'paypal'
    },
    redirect_urls: {
      return_url: url_helpers.paypal_execute_my_order_url(self.id),
      cancel_url: url_helpers.cancel_my_order_url(self.id)
    },
    transactions: {
      item_list: {
        items: paypal_items_params
      },
      amount: {
        total: self.unreceived_amount,
        currency: self.currency.upcase
      },
      description: ''
    }
  }
end

#paypal_prepay ⇒ Object 



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# File 'app/models/rails_trade/payment_type/paypal.rb', line 3

def paypal_prepay
  paypal_payment = PayPal::SDK::REST::DataTypes::Payment.new(paypal_params)

  result = paypal_payment.create
  if result
    self.update(payment_id: paypal_payment.id)
  else
    self.errors.add :payment_id, paypal_payment.error.inspect
  end
  paypal_payment.links.find{ |v| v.rel == 'approval_url' }.href
end

#paypal_result ⇒ Object 



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# File 'app/models/rails_trade/payment_type/paypal.rb', line 23

def paypal_result
  return self if self.payment_status == 'all_paid'

  return unless self.payment_id
  paypal_payment ||= PayPal::SDK::REST::DataTypes::Payment.find(self.payment_id)
  trans = paypal_payment.transactions[0]

  if paypal_payment.state == 'approved'
    self.change_to_paid! type: 'PaypalPayment', payment_uuid: trans.related_resources[0].sale.id, params: trans
  else
    errors.add :base, paypal_payment.error.inspect
  end
end