Handle contact form

freemius.php

<?php
/** @var \Freemius $myfreemiustag_fs Freemius global object. */
global $myfreemiustag_fs;

if ( ! isset( $myfreemiustag_fs ) ) {
	// Include Freemius SDK.
	require_once 'mypath/includes/vendor/freemius/wordpress-sdk/start.php';

	$myfreemiustag_fs = fs_dynamic_init( array(
		'id'                  => '10000',
		'slug'                => 'my-slug',
		'type'                => 'plugin',
		'public_key'          => 'pk_xxxxxxxxxxx',
		'is_premium'          => true,
		'has_premium_version' => true,
		'has_addons'          => true,
		'has_paid_plans'      => true,
		'trial'               => array(
			'days'               => 14,
			'is_require_payment' => true,
		),
		'navigation'          => 'tabs',
		'menu'                => array(
			'slug'    => 'my-slug',
			'contact' => false,
			'support' => false,
			'parent'  => array(
				'slug' => 'options-general.php',
			),
		),
	) );
}

if ( $myfreemiustag_fs->can_use_premium_code__premium_only() ) {
	// premium code users if they ever had a licence show the contact form
	$myfreemiustag_fs->add_filter(
		'is_submenu_visible',
		function ( $is_visible, $menu_id ) {
			/** @var \Freemius $myfreemiustag_fs Freemius global object. */
			global $myfreemiustag_fs;
			if ( 'contact' === $menu_id ) {
				return $myfreemiustag_fs->has_any_license();
			}
			if ( 'support' === $menu_id ) {
				return ! $myfreemiustag_fs->has_any_license();
			}

			return $is_visible;
		}
	);
} else {
	// free code users if they ever had a licence show only the support menu which is the free forum
	$myfreemiustag_fs->add_filter(
		'is_submenu_visible',
		function ( $is_visible, $menu_id ) {
			if ( 'contact' === $menu_id ) {
				return false;
			}
			if ( 'support' === $menu_id ) {
				return true;
			}

			return $is_visible;
		}
	);
}
// hide deactivation form - because users moan about this
$myfreemiustag_fs->add_filter(
	'show_deactivation_feedback_form',
	__return_false()
);