This custom WordPress shortcode can be used for bulk creation of myCRED Coupons. Make sure you use this shortcode in the admin area or on a protected page only available admins.

mycred-bulk-create-coupons

add_shortcode( 'mycred_create_bulk_coupons', 'mycred_render_bulk_coupon_creation' );
function mycred_render_bulk_coupon_creation() {

	if ( ! current_user_can( 'manage_options' ) ) return 'You do not create coupons.';
	if ( ! function_exists( 'mycred_create_new_coupon' ) ) return 'The Coupon add-on is not enabled!';

	if ( isset( $_POST['mycred_coupon_bulk'] ) && isset( $_POST['cc-token'] ) && wp_verify_nonce( $_POST['cc-token'], 'mycred-coupon-bulk-create' ) ) {

		$number = $_POST['mycred_coupon_bulk']['number'];
		$value = $_POST['mycred_coupon_bulk']['value'];
		$expire = $_POST['mycred_coupon_bulk']['expire'];
		$global_limit = $_POST['mycred_coupon_bulk']['global'];
		$user_limit = $_POST['mycred_coupon_bulk']['user'];
		$min_balance = $_POST['mycred_coupon_bulk']['min'];
		$max_balance = $_POST['mycred_coupon_bulk']['max'];

		$views = array();
		$ids = array();
		
		for ( $i = 0; $i < $number; $i++ ) {
			$post_id = mycred_create_new_coupon( array(
				'value'       => $value,
				'global_max'  => $global_limit,
				'user_max'    => $user_limit,
				'min_balance' => $min_balance,
				'max_balance' => $max_balance,
				'expires'     => $expire
			) );

			$ids[] = $post_id;
			if ( isset( $_POST['mycred_coupon_bulk']['view'] ) )
				$views[] = get_the_title( $post_id );

		}

	}

	ob_start();
?>
<h3>Bulk Coupon Creator</h3>
<?php if ( ! empty( $ids ) ) : ?>
	<h4><?php printf( '%d Coupons were successfully created.', count( $ids ) ); ?></h4>
	<?php if ( ! empty( $views ) ) : ?>
	<p>Your coupon codes are:</p>
	<pre><?php echo implode( ' ', $views ); ?></pre>
	<?php endif; ?>
<?php else : ?>
	<form method="post" action="">
		<input type="hidden" name="cc-token" value="<?php echo wp_create_nonce( 'mycred-coupon-bulk-create' ); ?>" />
		<p>
			<label for="bulk-number">Number of Coupons to create</label><br />
			<input type="text" name="mycred_coupon_bulk[number]" id="bulk-number" value="1" size="8" />
		</p>
		<p>
			<label for="bulk-view"><input type="checkbox" name="mycred_coupon_bulk[view]" id="bulk-view" value="1" /> View Coupon codes when finished.</label>
		</p>
		<p>
			<label for="bulk-value">Coupon Value</label><br />
			<input type="text" name="mycred_coupon_bulk[value]" id="bulk-value" value="1" size="8" />
		</p>
		<p>
			<label for="bulk-expire">Expiry Date</label><br />
			<input type="text" name="mycred_coupon_bulk[expire]" id="bulk-expire" value="" size="20" placeholder="YYYY-MM-DD" />
		</p>
		<p>
			<label for="bulk-global">Global Limit</label><br />
			<input type="text" name="mycred_coupon_bulk[global]" id="bulk-global" value="1" size="8" />
		</p>
		<p>
			<label for="bulk-user">User Limit</label><br />
			<input type="text" name="mycred_coupon_bulk[user]" id="bulk-user" value="1" size="8" />
		</p>
		<p>
			<label for="bulk-min">Minimum Balance Requirement</label><br />
			<input type="text" name="mycred_coupon_bulk[min]" id="bulk-min" value="0" size="8" />
		</p>
		<p>
			<label for="bulk-max">Maximum Balance Requirement</label><br />
			<input type="text" name="mycred_coupon_bulk[max]" id="bulk-max" value="0" size="8" />
		</p>
		<p><input type="submit" class="button button-primary btn btn-primary btn-lg" value="Generate" /></p>
	</form>
<?php endif; ?>
<?php

	$content = ob_get_contents();
	ob_end_clean();
	return $content;

}

Hello, can you give me a budget to implement a text field with Wysiwyg editor to personalize the message when I create a coupon? For example, a user redeems a coupon and the message I placed for that particular coupon appears below

Regards