<?php
declare(strict_types=1);

return [
    'app' => require __DIR__ . '/app.php',
    'database' => require __DIR__ . '/database.php',
    'cache' => require __DIR__ . '/cache.php',
    
    'security' => [
        'token' => [
            'secret' => 'your-secret-key-here',
            'expire' => 7200, // 2小时
            'issuer' => 'fendx',
            'audience' => 'fendx-client',
            'secret_key' => bin2hex(random_bytes(32)),
            'expires_in' => 7200,
            'algorithm' => 'HS256',
            'cache_prefix' => 'token:',
        ],
        'rate_limit' => 60,
        'idempotent_ttl' => 300,
        'super_admin_ids' => [1],
    ],

    'log' => [
        'level' => 'INFO',
        'async' => true,
        'max_files' => 30,
        'max_size' => '10MB',
    ],

    'web' => [
        'cors' => [
            'enabled' => true,
            'origins' => ['*'],
            'methods' => ['GET', 'POST', 'PUT', 'DELETE', 'OPTIONS'],
            'headers' => ['Content-Type', 'Authorization', 'X-Requested-With'],
            'credentials' => true,
        ],
    ],

    'file' => [
        'type' => 'local',
        'root' => dirname(__DIR__) . '/runtime/storage',
        'url_prefix' => '/storage'
    ],

    'monitor' => [
        'enabled' => true,
        'sample_rate' => 1.0,
        'health_timeout' => 5.0,
        'disk_threshold' => 0.9,
        'enabled_checks' => [
            'database',
            'cache', 
            'filesystem',
            'memory',
            'disk'
        ],
        'alert_thresholds' => [
            'memory_usage' => 0.8,
            'cpu_usage' => 0.8,
            'response_time' => 1.0,
            'error_rate' => 0.05
        ],
        'error_tracking' => [
            'enabled' => true,
            'max_errors' => 1000,
            'retention_period' => 3600,
            'notify_threshold' => 10,
            'group_similar' => true,
            'track_stack_trace' => true,
            'track_request_info' => true
        ],
        'alerts' => [
            'enabled' => true,
            'max_alerts' => 500,
            'retention_period' => 7200,
            'channels' => ['log'],
            'thresholds' => [
                'error_rate' => 0.05,
                'memory_usage' => 0.9,
                'disk_usage' => 0.95,
                'response_time' => 2.0,
                'critical_errors' => 5
            ],
            'cooldown' => [
                'error_rate' => 300,
                'memory_usage' => 600,
                'disk_usage' => 600,
                'response_time' => 300,
                'critical_errors' => 1800
            ]
        ],
        'log_analysis' => [
            'enabled' => true,
            'log_paths' => [dirname(__DIR__) . '/runtime/logs'],
            'max_file_size' => 50 * 1024 * 1024,
            'index_cache_ttl' => 300,
            'search_limit' => 1000,
            'real_time' => true,
            'patterns' => [
                'error' => '/\b(ERROR|FATAL|CRITICAL)\b/i',
                'warning' => '/\b(WARNING|WARN)\b/i',
                'exception' => '/\b(Exception|Throwable)\b/i',
                'sql' => '/\b(SELECT|INSERT|UPDATE|DELETE|CREATE|DROP|ALTER)\b/i',
                'slow_query' => '/slow.*query|query.*slow/i',
                'memory' => '/memory|Memory/i',
                'performance' => '/performance|slow|timeout/i',
                'security' => '/security|auth|login|logout|unauthorized/i'
            ]
        ],
        'log_visualization' => [
            'chart_width' => 800,
            'chart_height' => 400,
            'max_data_points' => 100,
            'theme' => 'light'
        ]
    ],
];