<?php
/**
 * Front-end loading of the hosted Tellpin widget.
 *
 * @package Tellpin
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * Enqueue the widget in the footer only after the owner enables a valid key.
 *
 * @return void
 */
function tellpin_enqueue_widget() {
	if ( is_admin() ) {
		return;
	}

	$options = tellpin_get_options();

	if ( 1 !== $options['enabled'] || '' === $options['project_key'] ) {
		return;
	}

	$widget_url = TELLPIN_WIDGET_SCRIPT_URL . '?key=' . rawurlencode( $options['project_key'] );

	// Load asynchronously from the footer, matching the hosted install snippet,
	// so the widget never delays the host page. WordPress escapes the script
	// URL when printing it.
	wp_enqueue_script(
		'tellpin-widget',
		$widget_url,
		array(),
		null,
		array(
			'strategy'  => 'async',
			'in_footer' => true,
		)
	);
}
add_action( 'wp_enqueue_scripts', 'tellpin_enqueue_widget' );