#!/bin/bash

################################################################################
# Intelligent Remediation Engine
################################################################################
# Purpose: Parse findings and generate intelligent, actionable recommendations
# Integrates with website-slowness-diagnostics.sh
################################################################################

# Color codes for remediation output
REMEDIATION_CRITICAL='\033[1;31m'  # Bold Red
REMEDIATION_WARNING='\033[1;33m'   # Bold Yellow
REMEDIATION_INFO='\033[1;36m'      # Bold Cyan
REMEDIATION_SUCCESS='\033[1;32m'   # Bold Green
REMEDIATION_NC='\033[0m'           # No Color

################################################################################
# REMEDIATION RECOMMENDATION GENERATION
################################################################################

# Generate remediation for a specific finding
generate_remediation() {
    local check_name="$1"
    local finding_value="$2"
    local finding_severity="$3"  # CRITICAL, WARNING, OK, INFO

    case "$check_name" in
        "wp_debug_enabled")
            if [[ "$finding_value" == "true" ]]; then
                echo -e "${REMEDIATION_CRITICAL}REMEDIATION: Disable WP_DEBUG in Production${REMEDIATION_NC}"
                echo "  Current: WP_DEBUG is enabled in wp-config.php"
                echo "  Impact: 10-15% performance penalty from error logging"
                echo ""
                echo "  Fix:"
                echo "    1. Edit /home/{user}/public_html/wp-config.php"
                echo "    2. Change:"
                echo "       define( 'WP_DEBUG', true );"
                echo "       define( 'WP_DEBUG_DISPLAY', true );"
                echo "    3. To:"
                echo "       define( 'WP_DEBUG', false );"
                echo "       define( 'WP_DEBUG_DISPLAY', false );"
                echo "       define( 'WP_DEBUG_LOG', false );"
                echo ""
                echo "    4. Delete debug.log if it exists:"
                echo "       rm /home/{user}/public_html/wp-content/debug.log"
                echo ""
                echo "  Expected Improvement: 10-15% faster page load"
            fi
            ;;

        "xdebug_enabled")
            if [[ "$finding_value" == "true" ]]; then
                echo -e "${REMEDIATION_CRITICAL}REMEDIATION: Xdebug Enabled in Production - CRITICAL${REMEDIATION_NC}"
                echo "  Current: Xdebug is loaded and active"
                echo "  Impact: 50-70% performance penalty"
                echo ""
                echo "  Fix (Choose one):"
                echo ""
                echo "  Option 1: Disable Xdebug"
                echo "    Find config: php -i | grep xdebug.ini"
                echo "    Edit and comment out: ;zend_extension=xdebug.so"
                echo "    Restart: systemctl restart php-fpm"
                echo ""
                echo "  Option 2: Uninstall Xdebug"
                echo "    pecl uninstall xdebug"
                echo "    systemctl restart php-fpm"
                echo ""
                echo "  Verify: php -m | grep xdebug (should be empty)"
                echo ""
                echo "  Expected Improvement: 50-70% faster PHP execution (MAJOR!)"
            fi
            ;;

        "xmlrpc_enabled")
            if [[ "$finding_value" == "true" ]]; then
                echo -e "${REMEDIATION_WARNING}REMEDIATION: Disable XML-RPC${REMEDIATION_NC}"
                echo "  Current: XML-RPC API is enabled"
                echo "  Impact: Security risk, unnecessary overhead"
                echo ""
                echo "  Fix (Choose one):"
                echo ""
                echo "  Option 1: Block via .htaccess (fastest)"
                echo "    Add to .htaccess:"
                echo "    <Files xmlrpc.php>"
                echo "        Order allow,deny"
                echo "        Deny from all"
                echo "    </Files>"
                echo ""
                echo "  Option 2: Disable via wp-config.php"
                echo "    add_filter( 'xmlrpc_enabled', '__return_false' );"
                echo ""
                echo "  Option 3: Install plugin"
                echo "    wp plugin install disable-xml-rpc --activate"
                echo ""
                echo "  Verify: curl https://example.com/xmlrpc.php (should be 403)"
            fi
            ;;

        "missing_critical_indexes")
            echo -e "${REMEDIATION_CRITICAL}REMEDIATION: Add Missing Database Indexes${REMEDIATION_NC}"
            echo "  Current: $finding_value"
            echo "  Impact: 50-80% faster database queries"
            echo ""
            echo "  Fix:"
            echo "    $finding_value"
            echo ""
            echo "  After adding indexes:"
            echo "    OPTIMIZE TABLE {table_name};"
            ;;

        "db_buffer_pool_small")
            echo -e "${REMEDIATION_CRITICAL}REMEDIATION: Increase InnoDB Buffer Pool${REMEDIATION_NC}"
            echo "  Current: $finding_value"
            echo "  Impact: 50-80% faster database queries (major!)"
            echo ""
            echo "  Fix:"
            echo "    1. Edit /etc/my.cnf"
            echo "    2. Find [mysqld] section"
            echo "    3. Set: innodb_buffer_pool_size = 8G (or 50-75% of available RAM)"
            echo ""
            echo "    4. Restart MySQL:"
            echo "       systemctl restart mysql"
            echo ""
            echo "    5. Verify:"
            echo "       mysql -e 'SELECT @@innodb_buffer_pool_size;'"
            echo ""
            echo "  Expected Improvement: 50-80% faster queries"
            ;;

        "php_memory_low")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Increase PHP Memory Limit${REMEDIATION_NC}"
            echo "  Current: $finding_value"
            echo "  Impact: Prevent memory exhaustion errors"
            echo ""
            echo "  Fix:"
            echo "    1. For WordPress: Recommended 256M minimum (512M if WooCommerce)"
            echo "    2. Edit /etc/php/8.0/fpm/php.ini"
            echo "    3. Set: memory_limit = 256M"
            echo ""
            echo "    4. Or edit wp-config.php:"
            echo "       define( 'WP_MEMORY_LIMIT', '256M' );"
            echo ""
            echo "    5. Restart: systemctl restart php-fpm"
            ;;

        "opcache_disabled")
            if [[ "$finding_value" == "true" ]]; then
                echo -e "${REMEDIATION_CRITICAL}REMEDIATION: Enable and Configure OPcache${REMEDIATION_NC}"
                echo "  Current: OPcache not enabled"
                echo "  Impact: 2-3x slower PHP execution"
                echo ""
                echo "  Fix:"
                echo "    1. Edit /etc/php/8.0/fpm/php.ini"
                echo "    2. Add or set:"
                echo ""
                echo "       [opcache]"
                echo "       opcache.enable = 1"
                echo "       opcache.memory_consumption = 256"
                echo "       opcache.interned_strings_buffer = 16"
                echo "       opcache.max_accelerated_files = 10000"
                echo "       opcache.max_wasted_percentage = 5"
                echo "       opcache.revalidate_freq = 0"
                echo "       opcache.save_comments = 1"
                echo "       opcache.validate_timestamps = 0 (production)"
                echo ""
                echo "    3. Restart: systemctl restart php-fpm"
                echo "    4. Verify: php -m | grep Zend\\ OPcache"
                echo ""
                echo "  Expected Improvement: 2-3x faster PHP"
            fi
            ;;

        "http2_disabled")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Enable HTTP/2${REMEDIATION_NC}"
            echo "  Current: HTTP/1.1 only"
            echo "  Impact: 15-30% faster asset loading"
            echo ""
            echo "  Fix:"
            echo "    1. Enable module: a2enmod http2"
            echo "    2. Edit /etc/apache2/sites-enabled/{domain}-le-ssl.conf"
            echo "    3. Add: Protocols h2 http/1.1"
            echo "    4. Restart: systemctl restart apache2"
            echo ""
            echo "    5. Verify:"
            echo "       curl -I --http2 https://example.com | grep HTTP"
            echo "       (Should show HTTP/2)"
            echo ""
            echo "  Expected Improvement: 15-30% faster asset delivery"
            ;;

        "autosave_too_frequent")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Reduce Autosave Frequency${REMEDIATION_NC}"
            echo "  Current: $finding_value"
            echo "  Impact: Constant database writes, reduces overhead"
            echo ""
            echo "  Fix:"
            echo "    1. Edit wp-config.php"
            echo "    2. Change from 60 seconds to 300 seconds (5 minutes):"
            echo "       define( 'AUTOSAVE_INTERVAL', 300 );"
            echo ""
            echo "    3. Also set revision limit:"
            echo "       define( 'WP_POST_REVISIONS', 10 );"
            echo ""
            echo "    4. Clean existing revisions:"
            echo "       wp post delete \$(wp post list --format=ids --post_type=revision) --force"
            echo ""
            echo "  Expected Improvement: 5-10% reduced database load"
            ;;

        "slow_query_log_threshold")
            echo -e "${REMEDIATION_INFO}REMEDIATION: Reduce Slow Query Log Threshold${REMEDIATION_NC}"
            echo "  Current: $finding_value seconds (too high)"
            echo "  Impact: Better detection of actual slow queries"
            echo ""
            echo "  Fix:"
            echo "    1. Edit /etc/my.cnf"
            echo "    2. Set: long_query_time = 1 (down from 10)"
            echo "    3. Restart: systemctl restart mysql"
            echo ""
            echo "    4. Analyze slow queries:"
            echo "       mysqldumpslow -s t -t 10 /var/log/mysql/slow-query.log"
            echo ""
            echo "  Expected Improvement: Identify actual bottlenecks"
            ;;

        "heartbeat_api_frequent")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Optimize WordPress Heartbeat API${REMEDIATION_NC}"
            echo "  Current: Heartbeat running at high frequency (15-30 second intervals)"
            echo "  Impact: Unnecessary database calls, 2-5% server load"
            echo ""
            echo "  Fix:"
            echo "    1. Edit wp-config.php (add before 'That's all, folks!'):"
            echo "       define( 'HEARTBEAT_INTERVAL', 60 );  // Increase to 60 seconds"
            echo ""
            echo "    2. Disable heartbeat on frontend:"
            echo "       add_filter( 'heartbeat_settings', function( \$settings ) {"
            echo "           if ( ! is_admin() ) return false;"
            echo "           return \$settings;"
            echo "       });"
            echo ""
            echo "    3. Or use WP Heartbeat Control plugin:"
            echo "       wp plugin install heartbeat-control --activate"
            echo ""
            echo "  Expected Improvement: 2-5% reduced server load"
            ;;

        "rest_api_exposed")
            echo -e "${REMEDIATION_INFO}REMEDIATION: Secure WordPress REST API Exposure${REMEDIATION_NC}"
            echo "  Current: REST API is publicly accessible"
            echo "  Impact: Security consideration, minimal performance impact"
            echo ""
            echo "  Fix (Choose one):"
            echo ""
            echo "    Option 1: Require authentication (safest)"
            echo "       add_filter( 'rest_authentication_errors', function( \$result ) {"
            echo "           if ( ! is_user_logged_in() ) {"
            echo "               return new WP_Error( 'rest_not_logged_in', 'You must be logged in', array( 'status' => 401 ) );"
            echo "           }"
            echo "           return \$result;"
            echo "       });"
            echo ""
            echo "    Option 2: Disable completely"
            echo "       add_filter( 'rest_enabled', '__return_false' );"
            echo ""
            echo "    Option 3: Limit to specific endpoints (if needed)"
            echo "       wp plugin install disable-json-api --activate"
            ;;

        "emoji_scripts_enabled")
            echo -e "${REMEDIATION_INFO}REMEDIATION: Disable Emoji Support Scripts${REMEDIATION_NC}"
            echo "  Current: Emoji support loading extra resources"
            echo "  Impact: 1-2 extra HTTP requests (~10KB)"
            echo ""
            echo "  Fix (Choose one):"
            echo ""
            echo "    Option 1: Using code (fastest)"
            echo "       add_action( 'init', function() {"
            echo "           remove_action( 'wp_head', 'print_emoji_detection_script', 7 );"
            echo "           remove_action( 'wp_print_styles', 'print_emoji_styles' );"
            echo "       }, 0 );"
            echo ""
            echo "    Option 2: Using plugin"
            echo "       wp plugin install disable-emojis --activate"
            echo ""
            echo "  Expected Improvement: Save 1-2 HTTP requests"
            ;;

        "post_revisions_excessive")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Clean Up Excessive Post Revisions${REMEDIATION_NC}"
            echo "  Current: $finding_value"
            echo "  Impact: Database bloat, slower queries"
            echo ""
            echo "  Fix:"
            echo "    1. Limit future revisions in wp-config.php:"
            echo "       define( 'WP_POST_REVISIONS', 5 );  // Keep only 5 revisions"
            echo ""
            echo "    2. Delete existing excess revisions:"
            echo "       wp post delete \$(wp post list --format=ids --post_type=revision) --force"
            echo ""
            echo "    3. Clean database:"
            echo "       wp db cleanup  # If available"
            echo ""
            echo "  Expected Improvement: 10-20% reduction in database size"
            ;;

        "pingbacks_trackbacks_enabled")
            echo -e "${REMEDIATION_INFO}REMEDIATION: Disable Pingbacks & Trackbacks${REMEDIATION_NC}"
            echo "  Current: Pingbacks and trackbacks enabled (rarely used)"
            echo "  Impact: Minor (security consideration)"
            echo ""
            echo "  Fix:"
            echo "    1. Add to wp-config.php:"
            echo "       add_filter( 'pings_open', '__return_false' );"
            echo ""
            echo "    2. In WordPress admin:"
            echo "       Settings → Discussion → Uncheck 'Allow link notifications from other blogs'"
            echo ""
            echo "  Expected Improvement: Reduced spam and unnecessary pings"
            ;;

        "innodb_buffer_pool_undersized")
            echo -e "${REMEDIATION_CRITICAL}REMEDIATION: Increase InnoDB Buffer Pool${REMEDIATION_NC}"
            echo "  Current: $finding_value"
            echo "  Impact: 50-80% faster database queries"
            echo ""
            echo "  Fix:"
            echo "    1. Check current RAM and database size:"
            echo "       free -h"
            echo "       du -sh /var/lib/mysql"
            echo ""
            echo "    2. Edit /etc/my.cnf:"
            echo "       [mysqld]"
            echo "       innodb_buffer_pool_size = 8G  # 50-75% of available RAM"
            echo ""
            echo "    3. For MariaDB, also set:"
            echo "       innodb_buffer_pool_instances = 4"
            echo ""
            echo "    4. Restart MySQL:"
            echo "       systemctl restart mysql"
            echo ""
            echo "    5. Verify:"
            echo "       mysql -e \"SHOW VARIABLES LIKE 'innodb_buffer_pool_size';\""
            echo ""
            echo "  Expected Improvement: 50-80% faster queries"
            ;;

        "max_allowed_packet_low")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Increase max_allowed_packet${REMEDIATION_NC}"
            echo "  Current: $finding_value (too low)"
            echo "  Impact: Prevents import of large files, backup failures"
            echo ""
            echo "  Fix:"
            echo "    1. Edit /etc/my.cnf:"
            echo "       [mysqld]"
            echo "       max_allowed_packet = 256M  # Increase from 16M to 256M"
            echo ""
            echo "    2. Restart MySQL:"
            echo "       systemctl restart mysql"
            echo ""
            echo "    3. Verify:"
            echo "       mysql -e \"SHOW VARIABLES LIKE 'max_allowed_packet';\""
            echo ""
            echo "  Expected Improvement: Allow large file imports/backups"
            ;;

        "innodb_file_per_table_disabled")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Enable InnoDB File Per Table${REMEDIATION_NC}"
            echo "  Current: File per table disabled (tablespace bloat)"
            echo "  Impact: Better space management and faster TRUNCATE"
            echo ""
            echo "  Fix:"
            echo "    1. Edit /etc/my.cnf:"
            echo "       [mysqld]"
            echo "       innodb_file_per_table = 1"
            echo ""
            echo "    2. Restart MySQL:"
            echo "       systemctl restart mysql"
            echo ""
            echo "    3. Rebuild existing tables:"
            echo "       wp db query \"ALTER TABLE wp_posts ENGINE=InnoDB;\""
            echo ""
            echo "  Expected Improvement: Better disk space management"
            ;;

        "query_cache_issues")
            echo -e "${REMEDIATION_INFO}REMEDIATION: Fix Query Cache Configuration${REMEDIATION_NC}"
            echo "  Current: $finding_value"
            echo "  Impact: Query cache not working efficiently"
            echo ""
            echo "  Note: MySQL 5.7 (deprecated in 8.0)"
            echo ""
            echo "  Fix:"
            echo "    1. Edit /etc/my.cnf:"
            echo "       [mysqld]"
            echo "       query_cache_type = 1"
            echo "       query_cache_size = 256M"
            echo "       query_cache_limit = 2M"
            echo ""
            echo "    2. Restart MySQL:"
            echo "       systemctl restart mysql"
            echo ""
            echo "    3. For MySQL 8.0+: Use InnoDB caching or Redis instead"
            ;;

        "temp_table_size_small")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Increase Temporary Table Size${REMEDIATION_NC}"
            echo "  Current: $finding_value"
            echo "  Impact: Slow temporary table operations, disk writes"
            echo ""
            echo "  Fix:"
            echo "    1. Edit /etc/my.cnf:"
            echo "       [mysqld]"
            echo "       tmp_table_size = 256M"
            echo "       max_heap_table_size = 256M  # Must be same or larger"
            echo ""
            echo "    2. Restart MySQL:"
            echo "       systemctl restart mysql"
            echo ""
            echo "  Expected Improvement: Faster temp table operations"
            ;;

        "realpath_cache_small")
            echo -e "${REMEDIATION_INFO}REMEDIATION: Increase PHP Realpath Cache${REMEDIATION_NC}"
            echo "  Current: $finding_value"
            echo "  Impact: 2-5% PHP performance improvement"
            echo ""
            echo "  Fix:"
            echo "    1. Edit /etc/php/8.0/fpm/php.ini:"
            echo "       realpath_cache_size = 256K"
            echo "       realpath_cache_ttl = 3600"
            echo ""
            echo "    2. Restart PHP-FPM:"
            echo "       systemctl restart php-fpm"
            echo ""
            echo "  Expected Improvement: 2-5% faster file operations"
            ;;

        "display_errors_enabled")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Disable display_errors in Production${REMEDIATION_NC}"
            echo "  Current: display_errors is ON (security risk)"
            echo "  Impact: Security issue, reveals server information"
            echo ""
            echo "  Fix:"
            echo "    1. Edit /etc/php/8.0/fpm/php.ini:"
            echo "       display_errors = Off"
            echo "       log_errors = On"
            echo ""
            echo "    2. Restart PHP-FPM:"
            echo "       systemctl restart php-fpm"
            echo ""
            echo "  Also in WordPress (wp-config.php):"
            echo "    define( 'WP_DEBUG_DISPLAY', false );"
            ;;

        "keepalive_disabled")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Enable HTTP KeepAlive${REMEDIATION_NC}"
            echo "  Current: KeepAlive disabled"
            echo "  Impact: 20-30% slower for multiple requests"
            echo ""
            echo "  Fix:"
            echo "    1. Edit /etc/apache2/apache2.conf or sites-enabled/{domain}.conf:"
            echo "       KeepAlive On"
            echo "       KeepAliveTimeout 15"
            echo "       MaxKeepAliveRequests 500"
            echo ""
            echo "    2. Restart Apache:"
            echo "       systemctl restart apache2"
            echo ""
            echo "  Expected Improvement: 20-30% faster for multiple assets"
            ;;

        "sendfile_disabled")
            echo -e "${REMEDIATION_INFO}REMEDIATION: Enable Sendfile${REMEDIATION_NC}"
            echo "  Current: Sendfile disabled"
            echo "  Impact: 10-15% improvement for static file delivery"
            echo ""
            echo "  Fix:"
            echo "    1. Edit /etc/apache2/apache2.conf:"
            echo "       EnableSendfile On"
            echo ""
            echo "    2. Restart Apache:"
            echo "       systemctl restart apache2"
            echo ""
            echo "  Expected Improvement: 10-15% faster static files"
            ;;

        "gzip_compression_low")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Optimize Gzip Compression${REMEDIATION_NC}"
            echo "  Current: Gzip compression level: $finding_value"
            echo "  Impact: 30-50% reduction in file sizes"
            echo ""
            echo "  Fix:"
            echo "    1. Edit /etc/apache2/apache2.conf:"
            echo "       <IfModule mod_deflate.c>"
            echo "         DeflateCompressionLevel 6  # 1-9, balance speed/size"
            echo "         AddOutputFilterByType DEFLATE text/html text/plain text/xml text/css text/javascript application/javascript"
            echo "       </IfModule>"
            echo ""
            echo "    2. Restart Apache:"
            echo "       systemctl restart apache2"
            echo ""
            echo "  Expected Improvement: 30-50% smaller file transfers"
            ;;

        "ssl_version_old")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Update SSL/TLS Protocol Version${REMEDIATION_NC}"
            echo "  Current: Old SSL/TLS version detected"
            echo "  Impact: Security risk, slower handshake"
            echo ""
            echo "  Fix:"
            echo "    1. Edit /etc/apache2/mods-enabled/ssl.conf:"
            echo "       SSLProtocol TLSv1.2 TLSv1.3  # Disable SSLv3, TLSv1.0, TLSv1.1"
            echo ""
            echo "    2. Restart Apache:"
            echo "       systemctl restart apache2"
            echo ""
            echo "  Verify:"
            echo "    openssl s_client -connect example.com:443"
            ;;

        "wordpress_cron_disabled")
            echo -e "${REMEDIATION_INFO}REMEDIATION: Configure WordPress Cron${REMEDIATION_NC}"
            echo "  Current: wp-cron is disabled or misconfigured"
            echo "  Impact: Scheduled tasks may not run"
            echo ""
            echo "  Fix:"
            echo "    1. Enable wp-cron in wp-config.php:"
            echo "       define( 'DISABLE_WP_CRON', false );"
            echo ""
            echo "    2. Or set system cron instead (better performance):"
            echo "       # Edit wp-config.php:"
            echo "       define( 'DISABLE_WP_CRON', true );"
            echo ""
            echo "       # Add to crontab (crontab -e):"
            echo "       */15 * * * * curl -s https://example.com/wp-cron.php?doing_wp_cron > /dev/null"
            ;;

        "backup_during_peak_hours")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Move Backups to Off-Peak Hours${REMEDIATION_NC}"
            echo "  Current: Backups running during peak traffic hours"
            echo "  Impact: Site slowness during backups (10-30% slower)"
            echo ""
            echo "  Fix:"
            echo "    1. Check current backup schedule:"
            echo "       crontab -l | grep backup"
            echo ""
            echo "    2. Move to off-peak hours (e.g., 2 AM):"
            echo "       0 2 * * * /path/to/backup-script.sh"
            echo ""
            echo "    3. Consider using incremental backups to reduce time"
            echo ""
            echo "  Expected Improvement: No slowness during peak hours"
            ;;

        "disk_space_critical")
            echo -e "${REMEDIATION_CRITICAL}REMEDIATION: Free Up Critical Disk Space${REMEDIATION_NC}"
            echo "  Current: $finding_value"
            echo "  Impact: Site may fail, database corruption risk"
            echo ""
            echo "  Fix (Choose one):"
            echo ""
            echo "    Option 1: Clear old backups"
            echo "       rm -rf /home/*/public_html/backup-*.tar.gz"
            echo "       rm -rf /home/*/backup_*.sql"
            echo ""
            echo "    Option 2: Clear logs"
            echo "       > /var/log/apache2/access.log"
            echo "       > /var/log/apache2/error.log"
            echo "       > /var/log/mysql/error.log"
            echo ""
            echo "    Option 3: Clear temporary files"
            echo "       rm -rf /tmp/*"
            echo "       wp cache flush --all"
            echo ""
            echo "  Verify:"
            echo "    df -h"
            ;;

        "autoload_options_bloated")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Clean Up Autoloaded Options${REMEDIATION_NC}"
            echo "  Current: $finding_value"
            echo "  Impact: Slower page loads (5-15%)"
            echo ""
            echo "  Fix:"
            echo "    1. List autoloaded options:"
            echo "       wp option list --autoload=yes"
            echo ""
            echo "    2. Identify problematic options:"
            echo "       SELECT option_name, LENGTH(option_value) as size"
            echo "       FROM wp_options WHERE autoload='yes'"
            echo "       ORDER BY size DESC LIMIT 10;"
            echo ""
            echo "    3. Disable autoload for large options:"
            echo "       wp option update {option_name} '{value}' --autoload=no"
            echo ""
            echo "  Expected Improvement: 5-15% faster page loads"
            ;;

        "image_format_unoptimized")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Optimize Image Formats${REMEDIATION_NC}"
            echo "  Current: $finding_value"
            echo "  Impact: 30-50% faster image delivery"
            echo ""
            echo "  Fix (Choose one):"
            echo ""
            echo "    Option 1: Enable WebP format via plugin"
            echo "       wp plugin install imagify --activate"
            echo ""
            echo "    Option 2: Using ShortPixel"
            echo "       wp plugin install shortpixel-image-optimiser --activate"
            echo ""
            echo "    Option 3: Bulk optimize existing images"
            echo "       wp plugin install ewww-image-optimizer --activate"
            echo "       wp plugin activate ewww-image-optimizer"
            echo ""
            echo "  Expected Improvement: 30-50% reduction in file sizes"
            ;;

        "plugin_conflicts_detected")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Resolve Plugin Conflicts${REMEDIATION_NC}"
            echo "  Current: $finding_value"
            echo "  Impact: 5-20% performance penalty"
            echo ""
            echo "  Fix:"
            echo "    1. Identify conflicting plugins:"
            echo "       wp plugin list"
            echo ""
            echo "    2. Deactivate one of the conflicting plugins:"
            echo "       wp plugin deactivate {plugin-name}"
            echo ""
            echo "    3. Check for duplicate caching plugins:"
            echo "       Look for: W3 Total Cache, WP Super Cache, WP Rocket (use only 1)"
            echo ""
            echo "    4. Check for duplicate security plugins:"
            echo "       Look for: Wordfence, Sucuri, iThemes Security (use only 1)"
            echo ""
            echo "  Expected Improvement: 5-20% performance gain"
            ;;

        "caching_plugin_misconfigured")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Configure Caching Plugin${REMEDIATION_NC}"
            echo "  Current: $finding_value"
            echo "  Impact: 20-50% slower without proper cache configuration"
            echo ""
            echo "  Fix (for W3 Total Cache):"
            echo "    1. Go to: WP Admin → W3 Total Cache → Settings"
            echo "    2. Enable:"
            echo "       - Page Cache (Disk or Redis)"
            echo "       - Minify (JS/CSS)"
            echo "       - Database Cache"
            echo "       - Object Cache (if using Redis/Memcached)"
            echo ""
            echo "    3. For WP Rocket:"
            echo "       1. WP Rocket → Settings → Caching"
            echo "       2. Enable Caching"
            echo "       3. Enable Lazy Load"
            echo "       4. Clear cache after changes"
            echo ""
            echo "  Expected Improvement: 20-50% faster page loads"
            ;;

        "lazy_loading_disabled")
            echo -e "${REMEDIATION_INFO}REMEDIATION: Enable Lazy Loading${REMEDIATION_NC}"
            echo "  Current: Images not lazy loaded"
            echo "  Impact: 10-30% faster initial page load"
            echo ""
            echo "  Fix (Choose one):"
            echo ""
            echo "    Option 1: WordPress native (5.5+)"
            echo "       Images automatically lazy load with loading='lazy'"
            echo ""
            echo "    Option 2: Manual configuration"
            echo "       Add to functions.php:"
            echo "       add_filter( 'wp_lazy_loading_enabled', '__return_true' );"
            echo ""
            echo "    Option 3: Plugin solution"
            echo "       wp plugin install a3-lazy-load --activate"
            echo ""
            echo "  Expected Improvement: 10-30% faster first paint"
            ;;

        "cdn_not_configured")
            echo -e "${REMEDIATION_INFO}REMEDIATION: Configure Content Delivery Network${REMEDIATION_NC}"
            echo "  Current: CDN not configured"
            echo "  Impact: 20-40% improvement for global users"
            echo ""
            echo "  Fix:"
            echo "    1. Sign up for CDN service:"
            echo "       - Cloudflare (free tier available)"
            echo "       - BunnyCDN"
            echo "       - KeyCDN"
            echo "       - Stackpath"
            echo ""
            echo "    2. Update nameservers or create CNAME"
            echo ""
            echo "    3. Configure in WordPress (if needed):"
            echo "       wp plugin install cdn-enabler --activate"
            echo ""
            echo "  Expected Improvement: 20-40% faster for remote users"
            ;;

        "minification_disabled")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Enable CSS/JS Minification${REMEDIATION_NC}"
            echo "  Current: CSS and JavaScript not minified"
            echo "  Impact: 10-25% reduction in file sizes"
            echo ""
            echo "  Fix:"
            echo "    1. Using W3 Total Cache:"
            echo "       W3 Total Cache → Settings → Minify"
            echo "       Enable minification for JS and CSS"
            echo ""
            echo "    2. Or using WP Rocket:"
            echo "       WP Rocket → Asset Optimization"
            echo "       Enable JS/CSS Minification"
            echo ""
            echo "  Expected Improvement: 10-25% smaller CSS/JS files"
            ;;

        "connection_timeout_issue")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Adjust Connection Timeout${REMEDIATION_NC}"
            echo "  Current: $finding_value"
            echo "  Impact: Connection failures or timeouts"
            echo ""
            echo "  Fix:"
            echo "    1. Edit /etc/my.cnf:"
            echo "       [mysqld]"
            echo "       connect_timeout = 30"
            echo "       interactive_timeout = 28800"
            echo "       wait_timeout = 28800"
            echo ""
            echo "    2. Restart MySQL:"
            echo "       systemctl restart mysql"
            ;;

        "php_version_eol")
            echo -e "${REMEDIATION_CRITICAL}REMEDIATION: Upgrade PHP Version${REMEDIATION_NC}"
            echo "  Current: $finding_value (end-of-life)"
            echo "  Impact: 20-40% performance improvement, security risk"
            echo ""
            echo "  Fix:"
            echo "    1. Check available PHP versions:"
            echo "       php -v"
            echo "       apt search php | grep php8"
            echo ""
            echo "    2. Upgrade PHP (for cPanel/WHM):"
            echo "       /usr/local/cpanel/bin/ea4 --show-available-php-versions"
            echo "       /usr/local/cpanel/bin/update-php --to=8.1"
            echo ""
            echo "    3. For other systems:"
            echo "       apt install php8.1 php8.1-fpm php8.1-mysql"
            echo "       systemctl restart php8.1-fpm"
            echo ""
            echo "  Expected Improvement: 20-40% faster PHP execution"
            ;;

        "pm2_processes_high")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Optimize PHP-FPM Process Manager${REMEDIATION_NC}"
            echo "  Current: $finding_value"
            echo "  Impact: Excessive process spawning, memory waste"
            echo ""
            echo "  Fix:"
            echo "    1. Edit /etc/php/8.0/fpm/pool.d/www.conf:"
            echo "       pm = dynamic"
            echo "       pm.max_children = 50  # CPU cores * 2"
            echo "       pm.start_servers = 10"
            echo "       pm.min_spare_servers = 5"
            echo "       pm.max_spare_servers = 20"
            echo ""
            echo "    2. Restart PHP-FPM:"
            echo "       systemctl restart php-fpm"
            echo ""
            echo "  Expected Improvement: Better memory management"
            ;;

        "swap_usage_detected")
            echo -e "${REMEDIATION_CRITICAL}REMEDIATION: Fix Critical Swap Usage${REMEDIATION_NC}"
            echo "  Current: System using swap (disk instead of RAM)"
            echo "  Impact: 50-100x SLOWER performance"
            echo ""
            echo "  Fix (Choose one):"
            echo ""
            echo "    Option 1: Increase available RAM (best fix)"
            echo "       Upgrade server RAM"
            echo ""
            echo "    Option 2: Reduce memory usage"
            echo "       - Disable unneeded plugins"
            echo "       - Reduce PHP processes"
            echo "       - Clear caches"
            echo ""
            echo "    Option 3: Disable swap"
            echo "       swapoff -a  # Disable swap"
            echo ""
            echo "  Verify:"
            echo "    free -h  # Should show Swap: 0B used"
            ;;

        "database_stats_stale")
            echo -e "${REMEDIATION_INFO}REMEDIATION: Update Database Statistics${REMEDIATION_NC}"
            echo "  Current: $finding_value"
            echo "  Impact: Better query optimization"
            echo ""
            echo "  Fix:"
            echo "    1. Analyze all tables:"
            echo "       wp db optimize"
            echo ""
            echo "    2. Or manually:"
            echo "       ANALYZE TABLE wp_posts;"
            echo "       ANALYZE TABLE wp_postmeta;"
            echo "       ANALYZE TABLE wp_options;"
            echo ""
            echo "  Schedule regular analysis:"
            echo "    Add to crontab (weekly):"
            echo "    0 3 * * 0 wp db optimize"
            ;;

        "large_transient_data")
            echo -e "${REMEDIATION_WARNING}REMEDIATION: Clean Up Transient Data${REMEDIATION_NC}"
            echo "  Current: $finding_value"
            echo "  Impact: Database bloat, slower queries"
            echo ""
            echo "  Fix:"
            echo "    1. List and remove expired transients:"
            echo "       wp transient delete-all"
            echo ""
            echo "    2. Or selectively clean old transients:"
            echo "       DELETE FROM wp_options WHERE option_name LIKE '%transient%' AND option_name NOT LIKE '%_timeout%';"
            echo ""
            echo "  Expected Improvement: 5-10% database performance"
            ;;

        *)
            echo -e "${REMEDIATION_INFO}REMEDIATION RECOMMENDATION: $check_name${REMEDIATION_NC}"
            echo "  Finding: $finding_value"
            echo "  Severity: $finding_severity"
            echo ""
            echo "  For detailed remediation, review the full report above."
            ;;
    esac
}

################################################################################
# BATCH REMEDIATION ANALYSIS
################################################################################

# Analyze all findings and generate remediation report
analyze_findings_for_remediation() {
    local temp_dir="$1"

    echo ""
    echo "════════════════════════════════════════════════════════════════════════════════════════════"
    echo "                       INTELLIGENT REMEDIATION RECOMMENDATIONS                             "
    echo "════════════════════════════════════════════════════════════════════════════════════════════"
    echo ""

    # Track remediation count
    local remediation_count=0

    # Check for critical issues
    echo -e "${REMEDIATION_CRITICAL}═══ CRITICAL ISSUES (Fix Immediately) ═══${REMEDIATION_NC}"
    echo ""

    # Check for Xdebug
    if grep -qi "Xdebug\|xdebug_enabled" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "xdebug_enabled" "true" "CRITICAL"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for WP_DEBUG
    if grep -qi "WP_DEBUG.*true\|DEBUG.*enabled" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "wp_debug_enabled" "true" "CRITICAL"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for Swap usage
    if grep -qi "swap.*usage\|using swap" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "swap_usage_detected" "true" "CRITICAL"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for PHP version EOL
    if grep -qi "PHP.*end.*of.*life\|EOL\|outdated.*php" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "php_version_eol" "PHP < 7.4" "CRITICAL"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for backup files in docroot
    if grep -qi "CRITICAL.*Backup files in docroot\|backup.*tar\.gz" "$temp_dir"/*.tmp 2>/dev/null; then
        echo -e "${REMEDIATION_CRITICAL}REMEDIATION: Remove Backup Files from Public Directory${REMEDIATION_NC}"
        echo "  These files expose sensitive data and waste server resources!"
        echo ""
        echo "  Command: find /home/*/public_html -name 'backup*.tar.gz' -delete"
        echo "  Command: find /home/*/public_html -name '*.sql' -delete"
        echo ""
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for disk space critical
    if grep -qi "CRITICAL.*disk.*space\|disk full" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "disk_space_critical" "< 5% free" "CRITICAL"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    echo -e "${REMEDIATION_WARNING}═══ HIGH-PRIORITY ISSUES (Fix This Week) ═══${REMEDIATION_NC}"
    echo ""

    # Check for XML-RPC
    if grep -qi "XML-RPC\|xmlrpc" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "xmlrpc_enabled" "true" "WARNING"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for low PHP memory
    if grep -qi "memory.*limit\|php.*memory" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "php_memory_low" "< 256M" "WARNING"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for low InnoDB buffer pool
    if grep -qi "buffer.*pool\|innodb.*small" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "innodb_buffer_pool_undersized" "128M" "CRITICAL"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for HTTP/2
    if grep -qi "HTTP/1\|http.*1\.1\|http2_disabled" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "http2_disabled" "true" "WARNING"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for Gzip compression
    if grep -qi "gzip.*disabled\|compression.*disabled" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "gzip_compression_low" "disabled" "WARNING"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for image optimization
    if grep -qi "image.*optimize\|webp.*not.*supported\|image.*format" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "image_format_unoptimized" "JPEG/PNG" "WARNING"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for plugin conflicts
    if grep -qi "plugin.*conflict\|duplicate.*plugin" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "plugin_conflicts_detected" "detected" "WARNING"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for autoload bloat
    if grep -qi "autoload.*bloat\|autoload.*options.*high" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "autoload_options_bloated" "> 1000 options" "WARNING"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    echo -e "${REMEDIATION_INFO}═══ OPTIMIZATION OPPORTUNITIES (Nice to Have) ═══${REMEDIATION_NC}"
    echo ""

    # Check for OPcache
    if grep -qi "OPcache\|opcache.*disabled" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "opcache_disabled" "true" "INFO"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for caching
    if grep -qi "caching.*not.*enabled\|cache.*disabled\|caching_plugin" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "caching_plugin_misconfigured" "disabled" "INFO"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for lazy loading
    if grep -qi "lazy.*load.*disabled\|lazy_loading" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "lazy_loading_disabled" "disabled" "INFO"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for CDN
    if grep -qi "CDN.*not.*configured\|cdn_not_configured" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "cdn_not_configured" "none" "INFO"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for minification
    if grep -qi "minif.*disabled\|minification.*not.*enabled" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "minification_disabled" "disabled" "INFO"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for heartbeat
    if grep -qi "heartbeat.*frequent\|heartbeat_api" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "heartbeat_api_frequent" "15s" "WARNING"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for autosave
    if grep -qi "autosave.*too.*frequent\|autosave_frequency" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "autosave_too_frequent" "60s" "WARNING"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for revisions
    if grep -qi "post.*revision\|excessive.*revision" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "post_revisions_excessive" "> 100 per post" "WARNING"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for max_allowed_packet
    if grep -qi "max_allowed_packet.*low\|max_allowed_packet" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "max_allowed_packet_low" "16M" "WARNING"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    # Check for slow query log
    if grep -qi "slow.*query.*log\|slow_query_threshold" "$temp_dir"/*.tmp 2>/dev/null; then
        generate_remediation "slow_query_log_threshold" "10s" "INFO"
        remediation_count=$((remediation_count + 1))
        echo ""
    fi

    if [ $remediation_count -eq 0 ]; then
        echo -e "${REMEDIATION_SUCCESS}✓ No issues detected! Your site is well optimized.${REMEDIATION_NC}"
        echo ""
    fi

    echo "════════════════════════════════════════════════════════════════════════════════════════════"
    echo "Remediation recommendations generated: $remediation_count"
    echo "════════════════════════════════════════════════════════════════════════════════════════════"
    echo ""
}

################################################################################
# REMEDIATION SUMMARY
################################################################################

# Print summary of what user should do
print_remediation_summary() {
    local temp_dir="$1"

    cat << 'EOF'

NEXT STEPS FOR OPTIMIZATION:

1. IMMEDIATE (Today):
   □ Address any CRITICAL issues shown above
   □ Review findings in the full report above

2. THIS WEEK:
   □ Implement HIGH-PRIORITY optimizations
   □ Test each change and monitor impact

3. THIS MONTH:
   □ Implement OPTIMIZATION opportunities
   □ Monitor performance improvements
   □ Validate fixes are working

For detailed information about each check, see the full report above.

Need help implementing a fix? Each remediation includes exact commands to run.

EOF
}

################################################################################
# EXPORT FUNCTIONS
################################################################################

export -f generate_remediation
export -f analyze_findings_for_remediation
export -f print_remediation_summary