Add Custom fields to Paystack Trasaction

Author: ibrahimlawal

public/class-paystack-forms-public.php

@@ -338,12 +338,25 @@ function paystack_submit_action() {
      'code' => $insert['txn_code'],
      'email' => $insert['email'],
    	 'total' => $insert['amount']*100,
+		 'custom_fields' => paystack_meta_as_custom_fields($metadata)
    );
   echo json_encode($response);
 
   die();
 }
 
+function paystack_meta_as_custom_fields($metadata){
+	$custom_fields = [];
+	foreach ($metadata as $key => $value) {
+		$custom_fields[] = [
+			'display_name' => ucwords(str_replace("_", " ", $key)),
+      'variable_name' => $key,
+      'value' => $value
+		];
+	}
+	return $custom_fields;
+}
+
 add_action( 'wp_ajax_paystack_confirm_payment', 'paystack_confirm_payment' );
 add_action( 'wp_ajax_nopriv_paystack_confirm_payment', 'paystack_confirm_payment' );
 function paystack_confirm_payment() {

public/js/paystack-forms-public.js

@@ -85,6 +85,7 @@
               email: data.email,
               amount: data.total,
               ref: data.code,
+							metadata: {'custom_fields': data.custom_fields},
               callback: function(response){
 								$.blockUI({ message: 'Please wait...' });
 								$.post($form.attr('action'), {'action':'paystack_confirm_payment','code':response.trxref}, function(newdata) {