<?php

defined('ABSPATH') || die;

require_once(plugin_dir_path(__FILE__) . '/incl/utilities-main.php');
require_once(plugin_dir_path(__FILE__) . '/incl/block-settings-main.php');
require_once(plugin_dir_path(__FILE__) . '/incl/block-controls-main.php');
require_once(plugin_dir_path(__FILE__) . '/incl/advanced-gutenberg-main.php');
new AdvancedGutenbergMain();

if (! function_exists('advg_language_domain_init')) {
    /**
     * Load language translations
     *
     * @return void
     */
    function advg_language_domain_init()
    {
        $domain = 'advanced-gutenberg';

        load_plugin_textdomain($domain, false, dirname(plugin_basename(__FILE__)) . '/languages');
    }
}
add_action('init', 'advg_language_domain_init', 0);

if (! function_exists('advg_check_legacy_widget_block_init')) {
    /**
     * Check if widget blocks exists in current user role through advgb_blocks_user_roles option,
     * either in inactive_blocks or active_blocks array.
     * https://github.com/publishpress/PublishPress-Blocks/issues/756#issuecomment-932358037
     *
     * @return void
     * @since 3.1.4.2 - Added support for core/widget-group block
     *
     * This function can be used in future to add new blocks not available on widgets.php
     *
     * @since 2.11.0
     */
    function advg_check_legacy_widget_block_init()
    {
        if (! current_user_can('edit_theme_options')) {
            return false;
        }

        $widget_blocks = [
            'core/legacy-widget',
            'core/widget-group'
        ];

        global $wp_version;
        global $pagenow;
        if (( $pagenow === 'widgets.php' || $pagenow === 'customize.php' ) && $wp_version >= 5.8) {
            $advgb_blocks_list       = get_option('advgb_blocks_list') && ! empty(get_option('advgb_blocks_list')) ? get_option('advgb_blocks_list') : [];
            $advgb_blocks_user_roles = get_option('advgb_blocks_user_roles') && ! empty(get_option('advgb_blocks_user_roles')) ? get_option('advgb_blocks_user_roles') : [];
            $current_user            = wp_get_current_user();
            $current_user_role       = $current_user->roles[0];

            if (count($advgb_blocks_list) && count($advgb_blocks_user_roles)) {
                foreach ($widget_blocks as $item) {
                    if (
                        is_array($advgb_blocks_user_roles[ $current_user_role ]['active_blocks'])
                         && is_array($advgb_blocks_user_roles[ $current_user_role ]['inactive_blocks'])
                         && ! in_array($item, $advgb_blocks_user_roles[ $current_user_role ]['active_blocks'])
                         && ! in_array($item, $advgb_blocks_user_roles[ $current_user_role ]['inactive_blocks'])
                         && ! empty($current_user_role)
                    ) {
                        array_push(
                            $advgb_blocks_user_roles[ $current_user_role ]['active_blocks'],
                            $item
                        );
                        update_option('advgb_blocks_user_roles', $advgb_blocks_user_roles, false);
                    }
                }
            }
        }
    }
}
add_action('admin_init', 'advg_check_legacy_widget_block_init');

// @todo - Remove this in 4.0
if (! function_exists('advgb_some_specific_updates')) {
    function advgb_some_specific_updates()
    {
        // Run the updates from here
        $advgb_current_version = get_option('advgb_version', '0.0.0');
        global $wpdb;

        // Migrate to Block Access by User Roles
        if (version_compare($advgb_current_version, '2.10.2', 'lt') && ! get_option('advgb_blocks_user_roles')) {
            // Migrate Block Access Profiles to Block Access by Roles
            global $wpdb;
            $profiles = $wpdb->get_results(
                'SELECT * FROM ' . $wpdb->prefix . 'posts
                WHERE post_type="advgb_profiles" AND post_status="publish" ORDER BY post_date_gmt DESC'
            );

            if (! empty($profiles)) {
                // Let's extract the user roles associated to Block Access profiles (we can't get all the user roles with regular WP way)
                $user_role_accesses = array();
                foreach ($profiles as $profile) {
                    $postID               = $profile->ID;
                    $user_role_accesses[] = get_post_meta($postID, 'roles_access', true);
                }

                $user_role_accesses = call_user_func_array('array_merge', $user_role_accesses);
                $user_role_accesses = array_unique($user_role_accesses);

                // Find the most recent profile of each user role
                $blocks_by_role_access = array();
                foreach ($user_role_accesses as $user_role_access) {
                    $profiles = $wpdb->get_results(
                        'SELECT * FROM ' . $wpdb->prefix . 'posts
                        WHERE post_type="advgb_profiles" AND post_status="publish" ORDER BY post_date_gmt DESC'
                    );

                    if (! empty($profiles)) {
                        $centinel[ $user_role_access ] = false; // A boolean to get the first profile (newest) and skip the rest
                        foreach ($profiles as $profile) {
                            if ($centinel[ $user_role_access ] === false) {
                                $postID       = $profile->ID;
                                $roles_access = get_post_meta($postID, 'roles_access', true);
                                $blocks       = get_post_meta($postID, 'blocks', true);

                                if (in_array($user_role_access, $roles_access)) {
                                    $blocks_by_role_access[ $user_role_access ] = $blocks;
                                    $centinel[ $user_role_access ]              = true;
                                }
                            }
                        }
                    }
                }

                // Migrate Block Access by Profile to Block Access by Role
                if ($blocks_by_role_access) {
                    update_option('advgb_blocks_user_roles', $blocks_by_role_access, false);
                }
            }
        }

        // Existing sites: keep legacy blocks and gallery lightbox enabled unless explicitly saved otherwise.
        if (get_option('advgb_legacy_settings_migrated', false) === false && get_option('advgb_settings') !== false) {
            AdvancedGutenbergMain::upgradeLegacySettings();
            update_option('advgb_legacy_settings_migrated', 1, false);
        }

        if (
            $advgb_current_version !== '0.0.0'
            && version_compare($advgb_current_version, '3.7.6', 'lt')
            && get_option('advgb_settings') !== false
        ) {
            AdvancedGutenbergMain::fillMissingLegacyBlocksState(true);
        }

        // Set version if needed
        if ($advgb_current_version !== ADVANCED_GUTENBERG_VERSION) {
            update_option('advgb_version', ADVANCED_GUTENBERG_VERSION);
        }
    }

    add_action('init', 'advgb_some_specific_updates');
}