<?php
/**
 * Core plugin functionality
 */

// Prevent direct access
if (!defined('ABSPATH')) {
    exit;
}

class TigerStyleSEO_Core {
    
    /**
     * Plugin activation
     */
    public static function activate() {
        // Set default options for all modules
        self::set_default_options();
        
        // Create database tables
        self::create_database_tables();
        
        // Flush rewrite rules
        flush_rewrite_rules();
    }
    
    /**
     * Plugin deactivation
     */
    public static function deactivate() {
        // Flush rewrite rules
        flush_rewrite_rules();
    }
    
    /**
     * Set default options for all modules
     */
    private static function set_default_options() {
        // Robots.txt options
        add_option('tigerstyle_robots_txt_content', '');
        add_option('tigerstyle_robots_txt_add_sitemap', true);
        
        // Sitemap options
        add_option('tigerstyle_sitemap_xml_enabled', false);
        
        // LLMs.txt options
        add_option('tigerstyle_llmstxt_enabled', false);
        add_option('tigerstyle_llmstxt_content', '');
        
        // Google Setup options
        add_option('tigerstyle_google_analytics_id', '');
        add_option('tigerstyle_google_tag_manager_id', '');
        add_option('tigerstyle_google_site_verification', '');
        
        // Meta Tags options
        add_option('tigerstyle_meta_description_default', '');
        add_option('tigerstyle_meta_keywords_default', '');
        add_option('tigerstyle_meta_author_default', get_bloginfo('name'));
        add_option('tigerstyle_og_site_name', get_bloginfo('name'));
        add_option('tigerstyle_og_default_image', '');
        add_option('tigerstyle_twitter_site', '');
        add_option('tigerstyle_meta_charset_enabled', true);
        add_option('tigerstyle_meta_viewport_enabled', true);
        add_option('tigerstyle_meta_theme_color', '#000000');
        add_option('tigerstyle_meta_robots_default', 'index,follow');
        add_option('tigerstyle_meta_nosnippet_enabled', false);
        add_option('tigerstyle_meta_max_snippet', '');
        add_option('tigerstyle_meta_max_image_preview', '');
        add_option('tigerstyle_meta_tag_patterns', array());
        
        // Structured Data options
        add_option('tigerstyle_organization_enabled', false);
        add_option('tigerstyle_organization_name', get_bloginfo('name'));
        add_option('tigerstyle_organization_logo', '');
        add_option('tigerstyle_organization_description', '');
        add_option('tigerstyle_organization_email', '');
        add_option('tigerstyle_organization_phone', '');
        add_option('tigerstyle_organization_social_profiles', '');
        add_option('tigerstyle_local_business_enabled', false);
        add_option('tigerstyle_business_type', 'LocalBusiness');
        add_option('tigerstyle_business_address_street', '');
        add_option('tigerstyle_business_address_city', '');
        add_option('tigerstyle_business_address_state', '');
        add_option('tigerstyle_business_address_zip', '');
        add_option('tigerstyle_business_address_country', 'US');
        add_option('tigerstyle_business_latitude', '');
        add_option('tigerstyle_business_longitude', '');
        add_option('tigerstyle_business_hours', '');
        add_option('tigerstyle_business_price_range', '');
        
        // Head/Footer injection options
        add_option('tigerstyle_head_enabled', false);
        add_option('tigerstyle_footer_enabled', false);
        add_option('tigerstyle_head_content', '');
        add_option('tigerstyle_footer_content', '');
        
        // Performance options
        add_option('tigerstyle_compression_enabled', false);
        add_option('tigerstyle_compression_level', 6);
        add_option('tigerstyle_compression_type', 'gzip');
        
        // Backup & Restore options
        add_option('tigerstyle_backup_settings', array(
            'compression' => 'zip',
            'storage_location' => 'local',
            'schedule_enabled' => false,
            'schedule_frequency' => 'daily',
            'retention_days' => 30,
            'include_files' => true,
            'include_database' => true,
            'chunk_size' => 5,
            's3_bucket' => '',
            's3_access_key' => '',
            's3_secret_key' => '',
            's3_region' => 'us-east-1',
            's3_endpoint' => '',
            'email_notifications' => false,
            'notification_email' => get_option('admin_email')
        ));
    }
    
    /**
     * Create database tables
     */
    private static function create_database_tables() {
        global $wpdb;
        
        $charset_collate = $wpdb->get_charset_collate();
        
        // Backup metadata table
        $backup_metadata_table = $wpdb->prefix . 'tigerstyle_backup_metadata';
        $sql = "CREATE TABLE IF NOT EXISTS {$backup_metadata_table} (
            id int(11) NOT NULL AUTO_INCREMENT,
            backup_id varchar(255) NOT NULL,
            storage_type varchar(50) NOT NULL,
            file_path text,
            s3_bucket varchar(255),
            s3_key varchar(500),
            s3_url text,
            file_size bigint(20) NOT NULL DEFAULT 0,
            created_at datetime NOT NULL,
            metadata_json text,
            PRIMARY KEY (id),
            UNIQUE KEY backup_id (backup_id),
            KEY storage_type (storage_type),
            KEY created_at (created_at)
        ) {$charset_collate};";
        
        require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
        dbDelta($sql);
        
        // Backup logs table
        $backup_logs_table = $wpdb->prefix . 'tigerstyle_backup_logs';
        $sql = "CREATE TABLE IF NOT EXISTS {$backup_logs_table} (
            id int(11) NOT NULL AUTO_INCREMENT,
            level varchar(20) NOT NULL,
            message text NOT NULL,
            context longtext,
            user_id int(11) DEFAULT 0,
            ip_address varchar(45),
            created_at datetime NOT NULL,
            PRIMARY KEY (id),
            KEY level (level),
            KEY created_at (created_at),
            KEY user_id (user_id)
        ) {$charset_collate};";
        
        dbDelta($sql);
    }
    
    /**
     * Get plugin version
     */
    public static function get_version() {
        return TIGERSTYLE_HEAT_VERSION;
    }
    
    /**
     * Get plugin directory path
     */
    public static function get_plugin_dir() {
        return TIGERSTYLE_HEAT_PLUGIN_DIR;
    }
    
    /**
     * Get plugin URL
     */
    public static function get_plugin_url() {
        return TIGERSTYLE_HEAT_PLUGIN_URL;
    }
}