Magento 2 – Order Confirmation Email Sending Before Payment Gateway Redirection

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I am new to magento2 and developing a custom payment module for ccavenue.I am facing a problem regarding order confirmation email.

The order confirmation email is sending once the customer redirecting to payment gateway page and order is creating with pending status.I want to send this email after a successful transaction.

Here is my payment js code

define(
[
    'jquery',
    'Magento_Checkout/js/view/payment/default',
    'Magento_Checkout/js/action/place-order',
    'Magento_Checkout/js/action/select-payment-method',
    'Magento_Customer/js/model/customer',
    'Magento_Checkout/js/checkout-data',
    'Magento_Checkout/js/model/payment/additional-validators',
    'mage/url',
],
function (
    $,
    Component,
    placeOrderAction,
    selectPaymentMethodAction,
    customer,
    checkoutData,
    additionalValidators,
    url) {


        return Component.extend({
            defaults: {
                template: 'Magekmf_Ccavenue/payment/ccavenue'
            },
            placeOrder: function (data, event) {
                if (event) {
                    event.preventDefault();
                }
                var self = this,
                    placeOrder,
                    emailValidationResult = customer.isLoggedIn(),
                    loginFormSelector = 'form[data-role=email-with-possible-login]';
                if (!customer.isLoggedIn()) {
                    $(loginFormSelector).validation();
                    emailValidationResult = Boolean($(loginFormSelector + ' input[name=username]').valid());
                }
                if (emailValidationResult && this.validate() && additionalValidators.validate()) {
                    this.isPlaceOrderActionAllowed(false);
                    placeOrder = placeOrderAction(this.getData(), true, this.messageContainer);

                    $.when(placeOrder).fail(function () {
                        self.isPlaceOrderActionAllowed(true);
                    }).done(this.afterPlaceOrder.bind(this));
                    return true;
                }
                return false;
            },

            selectPaymentMethod: function() {
                selectPaymentMethodAction(this.getData());
                checkoutData.setSelectedPaymentMethod(this.item.method);
                return true;
            },

            afterPlaceOrder: function () {
                window.location.replace(url.build('ccavenue/request'));
            },
            /** Returns send check to info */
            getMailingAddress: function() {
                return window.checkoutConfig.payment.checkmo.mailingAddress;
            }


        });
    }
);

Best Answer

I was facing same issue but I found alternative solution like I turned off Magento default Order Confirmation email and Send Order Confirmation Email When Order is being placed Successfully.

Here are the step to follow :

Create Observer Event which being called after order placed : events.xml

<?xml version="1.0"?>

<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Event/etc/events.xsd">
    <event name="checkout_onepage_controller_success_action">
        <observer name="checkout_onepage_controller_success_action_sendmail" instance="<vendor_name>\OrderSuccessMail\Observer\SendMailOnOrderSuccess" />
    </event>
</config>

Observer: SendMailOnOrderSuccess.php

<?php

namespace <vendor_name>\OrderSuccessMail\Observer;

use Magento\Framework\Event\ObserverInterface;

class SendMailOnOrderSuccess implements ObserverInterface
{
    /**
     * @var \Magento\Sales\Model\OrderFactory
     */
    protected $orderModel;

    /**
     * @var \Magento\Sales\Model\Order\Email\Sender\OrderSender
     */
    protected $orderSender;

    /**
     * @var \Magento\Checkout\Model\Session $checkoutSession
     */
    protected $checkoutSession;

    /**
     * @param \Magento\Sales\Model\OrderFactory $orderModel
     * @param \Magento\Sales\Model\Order\Email\Sender\OrderSender $orderSender
     * @param \Magento\Checkout\Model\Session $checkoutSession
     *
     * @codeCoverageIgnore
     */
    public function __construct(
        \Magento\Sales\Model\OrderFactory $orderModel,
        \Magento\Sales\Model\Order\Email\Sender\OrderSender $orderSender,
        \Magento\Checkout\Model\Session $checkoutSession
    )
    {
        $this->orderModel = $orderModel;
        $this->orderSender = $orderSender;
        $this->checkoutSession = $checkoutSession;
    }

    /**
     * @param \Magento\Framework\Event\Observer $observer
     * @return void
     */
    public function execute(\Magento\Framework\Event\Observer $observer)
    {
        $orderIds = $observer->getEvent()->getOrderIds();
        if(count($orderIds))
        {
            $this->checkoutSession->setForceOrderMailSentOnSuccess(true);
            $order = $this->orderModel->create()->load($orderIds[0]);
            $this->orderSender->send($order, true);
        }
    }
}

Here $this->orderSender->send($order, true); called which extends abstract class method() which check if Order confirmation email is enabled from backend or not so we need create plugin for that

di.xml

<?xml version="1.0"?>

<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
    <type name="Magento\Sales\Model\Order\Email\Container\OrderIdentity">
        <plugin name="change_is_enable_method" type="\<vendor_name>\OrderSuccessMail\Plugin\Sales\Order\Email\Container\OrderIdentityPlugin"/>
    </type>
</config>

OrderIdentityPlugin.php

<?php

namespace <vendor_name>\OrderSuccessMail\Plugin\Sales\Order\Email\Container;

class OrderIdentityPlugin
{
    /**
     * @var \Magento\Checkout\Model\Session $checkoutSession
     */
    protected $checkoutSession;

    /**
     * @param \Magento\Checkout\Model\Session $checkoutSession
     *
     * @codeCoverageIgnore
     */
    public function __construct(
        \Magento\Checkout\Model\Session $checkoutSession
    )
    {
        $this->checkoutSession = $checkoutSession;
    }

    /**
     * @param \Magento\Sales\Model\Order\Email\Container\OrderIdentity $subject
     * @param callable $proceed
     * @return bool
     */
    public function aroundIsEnabled(\Magento\Sales\Model\Order\Email\Container\OrderIdentity $subject, callable $proceed)
    {
        $returnValue = $proceed();

        $forceOrderMailSentOnSuccess = $this->checkoutSession->getForceOrderMailSentOnSuccess();
        if(isset($forceOrderMailSentOnSuccess) && $forceOrderMailSentOnSuccess)
        {
            if($returnValue)
                $returnValue = false;
            else
                $returnValue = true;

            $this->checkoutSession->unsForceOrderMailSentOnSuccess();
        }

        return $returnValue;
    }
}

Here in above plugin we have checked if confirmation is enabled from backend config or not, If yes then It works as default but if No then our custom email Confirmation order will be sent.

Hope it helps.

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