How to Add Cart Price Rule Condition in Coupon Code Programmatically in Magento 2.4.0?

Question

I want to add Add condition in Coupon Code : If Email is subscriber@gmail.com

Please check attached screenshot:

How to i'll do this programmatically. Please check my code everything is working fine only condition is not adding in coupon code.

/**
 * Retrieve the coupon code
 *
 * @return string
 */
protected function generateCouponCode()
{
    try {
        $couponData = [];
        $couponData['name'] = '10% Gift Voucher Newsletter Subscription ('.$this->getEmail().')';
        $couponData['is_active'] = '1';
        $couponData['simple_action'] = 'by_percent';
        $couponData['discount_amount'] = '10';
        $couponData['from_date'] = date('Y-m-d');
        $couponData['to_date'] = '2025-12-31 23:59:59';
        $couponData['uses_per_coupon'] = '1';
        $couponData['coupon_type'] = '2';
        $couponData['customer_group_ids'] = $this->getCustomerGroupIds();
        $couponData['website_ids'] = $this->getWebsiteIds();
        /** @var \Magento\SalesRule\Model\Rule $rule */
        $rule = $this->_getSalesRule();
        $couponCode = $rule->getCouponCodeGenerator()->setLength(7)->setAlphabet(
            'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
        )->generateCode().'';
        $couponData['coupon_code'] = $couponCode;
        $rule->loadPost($couponData);
        $rule->save();
        return $couponCode;
    } catch (\Exception $e) {
        return null;
    }
}

Kindly little help me on this.

Thanks

Answer 1

You can select Customer Group - ( General or any other), if you are providing any customer group to them. General is given by default to Registered Customers. You can assign any group to your customer and then apply your coupon on that specific Customer Group

In your Cart Price Rule - Do as follow: