<?php

defined( 'ABSPATH' ) || exit;

const OPTION_NAME_PREFIX = 'wc_admin_helper_feature_values';

register_woocommerce_admin_test_helper_rest_route(
	'/features/(?P<feature_name>[a-z0-9_\-]+)/toggle',
	'toggle_feature',
	array(
		'methods' => 'POST',
	)
);

register_woocommerce_admin_test_helper_rest_route(
	'/features',
	'get_features',
	array(
		'methods' => 'GET',
	)
);

register_woocommerce_admin_test_helper_rest_route(
	'/features/reset',
	'reset_features',
	array(
		'methods' => 'POST',
	)
);

/**
 * Toggles a feature.
 *
 * @param WP_REST_Request $request Full data about the request.
 */
function toggle_feature( $request ) {
	$features              = get_features();
	$custom_feature_values = get_option( OPTION_NAME_PREFIX, array() );
	$feature_name          = $request->get_param( 'feature_name' );

	if ( ! isset( $features[ $feature_name ] ) ) {
		return new WP_REST_Response( $features, 204 );
	}

	if ( isset( $custom_feature_values[ $feature_name ] ) ) {
		unset( $custom_feature_values[ $feature_name ] );
	} else {
		$custom_feature_values[ $feature_name ] = ! $features[ $feature_name ];
	}

	update_option( OPTION_NAME_PREFIX, $custom_feature_values );
	return new WP_REST_Response( get_features(), 200 );
}

/**
 * Resets all features to their default values.
 */
function reset_features() {
	delete_option( OPTION_NAME_PREFIX );
	return new WP_REST_Response( get_features(), 200 );
}

/**
 * Gets all features.
 */
function get_features() {
	if ( function_exists( 'wc_admin_get_feature_config' ) ) {
		return apply_filters( 'woocommerce_admin_get_feature_config', wc_admin_get_feature_config() );
	}
	return array();
}