adjust sell content button

/**
 * Adjust Sell Content Button
 * @version 1.0
 */
function mycred_pro_adjust_sell_content_button( $button, $post, $setup, $mycred ) {

	$user_id      = get_current_user_id();
	$price        = mycred_get_content_price( $post->ID, $mycred->cred_id, $user_id );

	$button_label = 'Download for %price% <i class="fa fa-download" aria-hidden="true"></i>';
	$button_label = str_replace( '%price%', $mycred->format_creds( $price ), $button_label );

	return '<a href="#" class="mycred-buy-this-content-button" data-pid="' . $post->ID . '" data-type="' . $mycred->cred_id . '">' . $button_label . '</a>';

}
add_filter( 'mycred_sell_this_button', 'mycred_pro_adjust_sell_content_button', 999, 4 );