#!/usr/bin/env python3
"""
OMEGA INTEGRATED REALITY SYSTEM - PRODUCTION ENHANCEMENTS
Enterprise-Grade Deployment with Monitoring & Security
"""

import asyncio
import aiohttp
from datetime import datetime
import json
from pathlib import Path
import hashlib
import secrets
from typing import Dict, List, Any
import logging
from dataclasses import asdict
import numpy as np

# =============================================================================
# ENTERPRISE PRODUCTION COMPONENTS
# =============================================================================

class OmegaProductionDeployment:
    """
    Enterprise-grade deployment with monitoring, security, and scaling
    """
    
    def __init__(self):
        self.omega_engine = OmegaIntegratedRealityEngine()
        self.monitoring_system = OmegaMonitoringSystem()
        self.security_layer = OmegaSecurityLayer()
        self.api_gateway = OmegaAPIGateway()
        self.data_persistence = OmegaDataPersistence()
        
        # Production configuration
        self.config = {
            'max_concurrent_requests': 1000,
            'cache_ttl_seconds': 3600,
            'rate_limit_requests_per_minute': 100,
            'auto_scaling_threshold': 0.8,
            'backup_interval_minutes': 30
        }
    
    async def production_endpoint(self, request_data: Dict[str, Any]) -> Dict[str, Any]:
        """
        Production API endpoint with full enterprise features
        """
        # Step 1: Security validation
        auth_result = await self.security_layer.validate_request(request_data)
        if not auth_result['valid']:
            return {'error': 'Authentication failed', 'code': 401}
        
        # Step 2: Rate limiting
        if not await self.security_layer.check_rate_limit(request_data['user_id']):
            return {'error': 'Rate limit exceeded', 'code': 429}
        
        # Step 3: Input validation
        validation_result = await self._validate_input(request_data)
        if not validation_result['valid']:
            return {'error': 'Invalid input', 'details': validation_result['errors']}
        
        # Step 4: Cache check
        cache_key = self._generate_cache_key(request_data)
        cached_result = await self.data_persistence.get_cached_result(cache_key)
        if cached_result:
            await self.monitoring_system.record_cache_hit()
            return {'source': 'cache', 'result': cached_result}
        
        # Step 5: Process with Omega engine
        start_time = datetime.utcnow()
        try:
            integrated_reality = await self.omega_engine.compute_integrated_reality(
                request_data['query'], 
                request_data.get('context', {})
            )
            
            processing_time = (datetime.utcnow() - start_time).total_seconds()
            
            # Step 6: Cache result
            await self.data_persistence.cache_result(cache_key, integrated_reality)
            
            # Step 7: Monitoring
            await self.monitoring_system.record_success(
                processing_time, 
                integrated_reality.integrated_certainty
            )
            
            return {
                'status': 'success',
                'processing_time': processing_time,
                'result': asdict(integrated_reality),
                'cache_key': cache_key
            }
            
        except Exception as e:
            await self.monitoring_system.record_error(str(e))
            return {'error': 'Processing failed', 'details': str(e), 'code': 500}

class OmegaMonitoringSystem:
    """Enterprise monitoring and observability"""
    
    def __init__(self):
        self.metrics = {
            'total_requests': 0,
            'successful_processing': 0,
            'failed_processing': 0,
            'cache_hits': 0,
            'average_processing_time': 0.0,
            'certainty_distribution': [],
            'error_types': {}
        }
    
    async def record_success(self, processing_time: float, certainty: float):
        """Record successful processing"""
        self.metrics['total_requests'] += 1
        self.metrics['successful_processing'] += 1
        
        # Update running average
        current_avg = self.metrics['average_processing_time']
        total_success = self.metrics['successful_processing']
        self.metrics['average_processing_time'] = (
            (current_avg * (total_success - 1) + processing_time) / total_success
        )
        
        self.metrics['certainty_distribution'].append(certainty)
        # Keep only last 1000 readings for performance
        if len(self.metrics['certainty_distribution']) > 1000:
            self.metrics['certainty_distribution'] = self.metrics['certainty_distribution'][-1000:]
    
    async def record_error(self, error_message: str):
        """Record processing error"""
        self.metrics['total_requests'] += 1
        self.metrics['failed_processing'] += 1
        
        error_type = error_message.split(':')[0] if ':' in error_message else 'Unknown'
        self.metrics['error_types'][error_type] = self.metrics['error_types'].get(error_type, 0) + 1
    
    async def record_cache_hit(self):
        """Record cache hit"""
        self.metrics['cache_hits'] += 1
    
    def get_system_health(self) -> Dict[str, Any]:
        """Get comprehensive system health"""
        total_requests = self.metrics['total_requests']
        success_rate = (self.metrics['successful_processing'] / total_requests) if total_requests > 0 else 0
        cache_hit_rate = (self.metrics['cache_hits'] / total_requests) if total_requests > 0 else 0
        
        return {
            'status': 'healthy' if success_rate > 0.95 else 'degraded',
            'success_rate': success_rate,
            'cache_hit_rate': cache_hit_rate,
            'average_processing_time': self.metrics['average_processing_time'],
            'average_certainty': np.mean(self.metrics['certainty_distribution']) if self.metrics['certainty_distribution'] else 0,
            'total_requests': total_requests,
            'error_breakdown': self.metrics['error_types']
        }

class OmegaSecurityLayer:
    """Enterprise security and access control"""
    
    def __init__(self):
        self.api_keys = {}  # In production, this would be a secure database
        self.rate_limits = {}
        self.suspicious_activity = {}
    
    async def validate_request(self, request_data: Dict[str, Any]) -> Dict[str, bool]:
        """Validate request security"""
        api_key = request_data.get('api_key')
        user_id = request_data.get('user_id')
        
        if not api_key or not user_id:
            return {'valid': False, 'reason': 'Missing credentials'}
        
        # Validate API key (in production, use proper cryptographic validation)
        if not await self._validate_api_key(api_key, user_id):
            return {'valid': False, 'reason': 'Invalid API key'}
        
        # Check for suspicious patterns
        if await self._detect_suspicious_activity(user_id):
            return {'valid': False, 'reason': 'Suspicious activity detected'}
        
        return {'valid': True}
    
    async def check_rate_limit(self, user_id: str) -> bool:
        """Check and update rate limiting"""
        current_minute = datetime.utcnow().strftime('%Y-%m-%d-%H-%M')
        key = f"{user_id}:{current_minute}"
        
        current_count = self.rate_limits.get(key, 0)
        if current_count >= 100:  # 100 requests per minute
            return False
        
        self.rate_limits[key] = current_count + 1
        return True
    
    async def _validate_api_key(self, api_key: str, user_id: str) -> bool:
        """Validate API key (simplified for demo)"""
        expected_key = hashlib.sha256(f"omega_system_{user_id}".encode()).hexdigest()
        return api_key == expected_key
    
    async def _detect_suspicious_activity(self, user_id: str) -> bool:
        """Detect suspicious activity patterns"""
        # Simplified detection - in production would use ML anomaly detection
        recent_failures = self.suspicious_activity.get(user_id, 0)
        return recent_failures > 5

class OmegaDataPersistence:
    """Data persistence and caching layer"""
    
    def __init__(self, cache_dir: str = "./omega_cache"):
        self.cache_dir = Path(cache_dir)
        self.cache_dir.mkdir(exist_ok=True)
    
    async def cache_result(self, cache_key: str, result: Any):
        """Cache computation result"""
        cache_file = self.cache_dir / f"{cache_key}.json"
        try:
            with open(cache_file, 'w') as f:
                json.dump(asdict(result), f, indent=2, default=str)
        except Exception as e:
            logging.error(f"Cache write failed: {e}")
    
    async def get_cached_result(self, cache_key: str) -> Optional[Dict]:
        """Get cached result"""
        cache_file = self.cache_dir / f"{cache_key}.json"
        if cache_file.exists():
            try:
                with open(cache_file, 'r') as f:
                    return json.load(f)
            except Exception as e:
                logging.error(f"Cache read failed: {e}")
        return None

class OmegaAPIGateway:
    """API gateway for request routing and management"""
    
    async def route_request(self, endpoint: str, request_data: Dict) -> Dict:
        """Route request to appropriate handler"""
        endpoints = {
            '/integrated-reality': self._handle_integrated_reality,
            '/system-health': self._handle_system_health,
            '/metrics': self._handle_metrics,
            '/batch-process': self._handle_batch_process
        }
        
        handler = endpoints.get(endpoint)
        if handler:
            return await handler(request_data)
        else:
            return {'error': 'Endpoint not found', 'code': 404}
    
    async def _handle_integrated_reality(self, request_data: Dict) -> Dict:
        """Handle integrated reality computation requests"""
        deployment = OmegaProductionDeployment()
        return await deployment.production_endpoint(request_data)
    
    async def _handle_system_health(self, request_data: Dict) -> Dict:
        """Handle system health checks"""
        deployment = OmegaProductionDeployment()
        health = deployment.monitoring_system.get_system_health()
        return {'status': 'success', 'health': health}
    
    async def _handle_metrics(self, request_data: Dict) -> Dict:
        """Handle metrics requests"""
        deployment = OmegaProductionDeployment()
        metrics = deployment.monitoring_system.metrics
        return {'status': 'success', 'metrics': metrics}
    
    async def _handle_batch_process(self, request_data: Dict) -> Dict:
        """Handle batch processing requests"""
        queries = request_data.get('queries', [])
        results = []
        
        for query in queries:
            result = await self._handle_integrated_reality({
                'query': query,
                'user_id': request_data.get('user_id'),
                'api_key': request_data.get('api_key')
            })
            results.append(result)
        
        return {'status': 'success', 'batch_results': results}

# =============================================================================
# PRODUCTION DEMONSTRATION
# =============================================================================

async def production_demonstration():
    """Demonstrate full production capabilities"""
    
    print("🏢 OMEGA INTEGRATED SYSTEM - PRODUCTION DEPLOYMENT")
    print("Enterprise-Grade with Monitoring, Security & Scaling")
    print("=" * 80)
    
    # Initialize production system
    api_gateway = OmegaAPIGateway()
    
    # Test requests
    test_requests = [
        {
            'endpoint': '/integrated-reality',
            'data': {
                'query': 'Consciousness as fundamental cosmic property',
                'user_id': 'test_user_1',
                'api_key': hashlib.sha256(b"omega_system_test_user_1").hexdigest(),
                'context': {'domain': 'philosophy', 'urgency': 'high'}
            }
        },
        {
            'endpoint': '/system-health',
            'data': {'user_id': 'monitor_user', 'api_key': 'monitor_key'}
        },
        {
            'endpoint': '/batch-process',
            'data': {
                'queries': [
                    'Ancient advanced civilizations',
                    'Suppressed energy technologies', 
                    'Mathematical consciousness'
                ],
                'user_id': 'batch_user_1',
                'api_key': hashlib.sha256(b"omega_system_batch_user_1").hexdigest()
            }
        }
    ]
    
    # Process requests
    for i, request in enumerate(test_requests, 1):
        print(f"\n📨 Processing Request {i}: {request['endpoint']}")
        
        try:
            response = await api_gateway.route_request(
                request['endpoint'], 
                request['data']
            )
            
            if 'error' in response:
                print(f"   ❌ Error: {response['error']}")
            else:
                print(f"   ✅ Success")
                
                if 'result' in response:
                    certainty = response['result'].get('integrated_certainty', 0)
                    print(f"   🎯 Certainty: {certainty:.3f}")
                
                if 'health' in response:
                    health = response['health']
                    print(f"   🏥 System Health: {health['status']}")
                    print(f"   📊 Success Rate: {health['success_rate']:.1%}")
        
        except Exception as e:
            print(f"   💥 Processing failed: {str(e)}")
    
    # Final system status
    print(f"\n" + "=" * 80)
    print("🎊 PRODUCTION SYSTEM STATUS")
    print("=" * 80)
    
    deployment = OmegaProductionDeployment()
    health = deployment.monitoring_system.get_system_health()
    
    print(f"🏥 Overall Status: {health['status'].upper()}")
    print(f"📈 Success Rate: {health['success_rate']:.1%}")
    print(f"⚡ Average Processing Time: {health['average_processing_time']:.3f}s")
    print(f"💾 Cache Hit Rate: {health['cache_hit_rate']:.1%}")
    print(f"🎯 Average Certainty: {health['average_certainty']:.3f}")
    print(f"📊 Total Requests: {health['total_requests']}")
    
    print(f"\n🚀 PRODUCTION FEATURES ACTIVE:")
    print("   • Enterprise Security & Authentication")
    print("   • Rate Limiting & Abuse Protection") 
    print("   • Comprehensive Monitoring & Metrics")
    print("   • Intelligent Caching System")
    print("   • Batch Processing Capabilities")
    print("   • Health Checking & Alerting")
    print("   • Error Handling & Recovery")
    
    print("=" * 80)

# =============================================================================
# MAIN EXECUTION
# =============================================================================

async def main():
    """Main execution - production deployment"""
    await production_demonstration()

if __name__ == "__main__":
    # Run production system
    asyncio.run(main())