<?php
if (!defined('ABSPATH')) {
    exit;
}

/**
 * Coordinator for the single "TSAI" settings page. Owns the menu entry and the
 * one form/Save button. The individual domain settings classes (API, Ratings,
 * Status) register their sections and fields into this page's shared slug and
 * option group, so they all save together here.
 */
class TSAI_Settings {

    const PAGE_SLUG    = 'tsai';
    const OPTION_GROUP = 'tsai';

    public function __construct() {
        add_action('admin_menu', array($this, 'register_menu'));
    }

    public function register_menu() {
        add_options_page(
            __('TSAI', 'tsai'),
            __('TSAI', 'tsai'),
            'manage_options',
            self::PAGE_SLUG,
            array($this, 'render_page')
        );
    }

    public function render_page() {
        if (!current_user_can('manage_options')) {
            return;
        }
        ?>
        <div class="wrap">
            <h1><?php echo esc_html__('TSAI', 'tsai'); ?></h1>
            <form method="post" action="options.php">
                <?php
                settings_fields(self::OPTION_GROUP);
                do_settings_sections(self::PAGE_SLUG);
                submit_button();
                ?>
            </form>
        </div>
        <?php
    }
}

new TSAI_Settings();