class LoginPage
{
    /**
     * Registers hooks
     *
     * @author Evan D Shaw <evandanielshaw@gmail.com>
     * @return void
     */
    public static function init() {
        add_action('usces_action_login_page_inform', [get_class(), 'appendAddToWishlistFormFields']);
        add_action('usces_action_login_page_header', [get_class(), 'mustLoginInformHeader']);
    }

    /**
     * Shows message at top of login page
     *
     * @author Evan D Shaw <evandanielshaw@gmail.com>
     * @return void
     */
    public static function mustLoginInformHeader() {
        global $usces;

        if (!empty($usces->options['member_page_data']['header']['login'])) {
            $html = $usces->options['member_page_data']['header']['login'];
            echo do_shortcode(stripslashes(nl2br($html)));
        }
        if (!empty($_GET[Redirect::REDIRECT_KEY_ADD_TO_WISHLIST]) || !empty($_GET[Redirect::REDIRECT_KEY_ADD_TO_WISHLIST_BY_SERIAL])) {
            wp_enqueue_style(
                'wcexwl-login-page',
                WCEXWL_PLUGIN_URL . '/src/Styles/login.css',
                [],
                WCEXWL_VERSION
            );
            $display = Master::getFilterableValues();
            ?>
            <p class="login-required-error">
                <?php echo $display['loginRequiredMessage']; ?>
            </p>
            <?php
        }
    }

    /**
     * Adds wishlist fields to login form, if applicable
     *
     * @author Evan D Shaw <evandanielshaw@gmail.com>
     * @return void
     */
    public static function appendAddToWishlistFormFields() {
        if (!empty($_REQUEST[Redirect::REDIRECT_KEY_ADD_TO_WISHLIST])) {
            $payload = '';
            if (isset($_GET[Redirect::REDIRECT_KEY_ADD_TO_WISHLIST])) {
                $payload = urlencode($_GET[Redirect::REDIRECT_KEY_ADD_TO_WISHLIST]);
            } else {
                $payload = $_REQUEST[Redirect::REDIRECT_KEY_ADD_TO_WISHLIST];
            }
            ?>
            <input
                type="hidden"
                name="<?php echo Redirect::REDIRECT_KEY_ADD_TO_WISHLIST; ?>"
                value="<?php echo $payload; ?>"
            />
            <?php
            return;
        }

        if (!empty($_REQUEST[Redirect::REDIRECT_KEY_ADD_TO_WISHLIST_BY_SERIAL])) {
            $encodeflag = false;
            if (isset($_GET[Redirect::REDIRECT_KEY_ADD_TO_WISHLIST_BY_SERIAL])) {
                $encodeflag = true;
            }
            foreach ((array)$_REQUEST[Redirect::REDIRECT_KEY_ADD_TO_WISHLIST_BY_SERIAL] as $serial) {
                $payload = $encodeflag === true ? urlencode(wp_unslash($serial)) : wp_unslash($serial);
                ?>
                <input
                    type="hidden"
                    name="<?php echo Redirect::REDIRECT_KEY_ADD_TO_WISHLIST_BY_SERIAL; ?>[]"
                    value="<?php echo $payload ?>"
                />
                <?php
            }
        }
    }
}