<?php

declare(strict_types=1);


namespace AetosSeo\Admin;

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

use AetosSeo\Admin\Pages\DashboardPage;
use AetosSeo\Admin\Pages\FindingsPage;
use AetosSeo\Admin\Pages\SettingsPage;
use AetosSeo\Admin\Pages\UpgradePage;
use AetosSeo\Core\FeatureGate;
use AetosSeo\Security\Capabilities;
use AetosSeo\Utils\I18n;

/**
 * Registers the plugin's admin menu. The free build exposes Dashboard,
 * Findings, Settings, and an Upgrade page. The menu is edition-aware: the
 * Pro add-on adds its own pages when a Pro license is active.
 */
class Menu
{
    public function register(): void
    {
        add_action('admin_menu', [$this, 'add_menu']);
        add_action('admin_init', [$this, 'redirect_upgrade_when_pro']);
    }


    public function add_menu(): void
    {
        if (!Capabilities::can_manage()) {
            return;
        }

        $cap = Capabilities::menu_capability();
        $slug = 'aetos-seo-dashboard';

        $brand = __('Aetos SEO', 'aetos-seo');

        add_menu_page(
            $brand,
            $brand,
            $cap,
            $slug,
            [$this, 'render_dashboard_page'],
            // v3.3.41 — switched from icon.png (which mixed the eagle with
            // Arabic wordmark text, producing a noisy silhouette at 20px)
            // to sidebar-icon.png (the eagle-only brand mark from
            // aetosseo.com/logo-mark.png). At 351×319 source, WP scales it
            // to 20×20 and applies its dark-sidebar grayscale-invert
            // filter; the result is a clean white eagle silhouette
            // recognizable as the Aetos brand.
            // v3.3.41 — append ?v=VERSION so browsers cached against a
            // previous big-PNG URL refresh to the current 40×36 build.
            (function_exists('aetos_seo_asset_url')
                ? aetos_seo_asset_url('assets/brand/sidebar-icon.png')
                : AETOS_SEO_URL . 'assets/brand/sidebar-icon.png')
                . '?v=' . AETOS_SEO_VERSION,
            80
        );

        $is_pro  = FeatureGate::is_pro();
        $is_lite = FeatureGate::is_wporg_edition();
        $has_pro_addon = $is_lite && (bool) apply_filters('aetos_seo_pro_addon_active', false);

        $lbl_findings = I18n::tr('Findings', 'النتائج');
        $lbl_settings = I18n::tr('Settings', 'الإعدادات');

        // 4.0.17: WordPress copies the top-level title into the first
        // sub-item; name it Dashboard so the menu reads as a list of pages.
        $lbl_dashboard = I18n::tr('Dashboard', 'لوحة التحكم');
        add_submenu_page($slug, $lbl_dashboard, $lbl_dashboard, $cap, $slug, [$this, 'render_dashboard_page']);
        add_submenu_page($slug, $lbl_findings, $lbl_findings, $cap, 'aetos-seo-findings', [$this, 'render_findings_page']);
        add_submenu_page($slug, $lbl_settings, $lbl_settings, $cap, 'aetos-seo-settings', [$this, 'render_settings_page']);

        if ($is_lite && !$has_pro_addon) {
            // Free build has no license — show the Pro upgrade page instead.
            $lbl_upgrade = I18n::tr('Upgrade to Pro', 'الترقية إلى Pro');
            add_submenu_page($slug, $lbl_upgrade, $lbl_upgrade, $cap, 'aetos-seo-upgrade', [$this, 'render_upgrade_page']);
        } elseif ($has_pro_addon) {
            // 4.0.18: with Pro active the upgrade page is hidden, but old links
            // and bookmarks to it used to end on a bare "not allowed" screen.
            // Register it without a menu item and send visitors to Pro Status.
            add_submenu_page('', $lbl_dashboard, $lbl_dashboard, $cap, 'aetos-seo-upgrade', [$this, 'render_upgrade_page']);
        }
    }

    /**
     * 4.0.18: redirect the hidden upgrade page to the Pro Status page.
     */
    public function redirect_upgrade_when_pro(): void
    {
        $page_raw = filter_input(INPUT_GET, 'page', FILTER_UNSAFE_RAW);
        $page = is_string($page_raw) ? sanitize_key(wp_unslash($page_raw)) : '';
        if ($page !== 'aetos-seo-upgrade' || !(bool) apply_filters('aetos_seo_pro_addon_active', false)) {
            return;
        }
        wp_safe_redirect(admin_url('admin.php?page=aetos-seo-pro-status'));
        exit;
    }

    public function render_dashboard_page(): void
    {
        (new DashboardPage())->render();
    }

    public function render_findings_page(): void
    {
        (new FindingsPage())->render();
    }


    public function render_settings_page(): void
    {
        (new SettingsPage())->render();
    }


    public function render_upgrade_page(): void
    {
        (new UpgradePage())->render();
    }
}