"""
Parallel Hypervisor - AAA MCP Quantum Constitutional Execution
Integration layer for Kimi Orthogonal Directive

Replaces sequential execution with [AGI ∩ ASI ∩ APEX] superposition
Measurement collapse happens only at 999_seal
"""

import asyncio
import logging
from typing import Dict, List, Optional, Any
from datetime import datetime, timezone

from arifos_core.mcp.constitution import (
    execute_constitutional_physics,
    ConstitutionalContext,
    ParallelHypervisor,
    ConstitutionalViolationError
)

# Configure logging for constitutional physics
logging.basicConfig(
    level=logging.INFO,
    format='[%(asctime)s] [ConstitutionalPhysics] %(levelname)s: %(message)s',
    datefmt='%H:%M:%S'
)
logger = logging.getLogger("constitutional_physics")


class ConstitutionalPhysicsPipeline:
    """
    Quantum constitutional execution pipeline.
    
    Implements Kimi Orthogonal Directive:
    - Parallel execution of AGI/ASI/APEX particles
    - Orthogonality enforcement (no shared state)  
    - Bidirectionality (Action → Feedback → Constraint)
    - Measurement collapse at 999_seal
    """
    
    def __init__(self):
        self.hypervisor = ParallelHypervisor()
        self.measurement_history = []
        self.constitutional_constants = {
            "orthogonality_tolerance": 1e-10,
            "measurement_threshold": 0.95,
            "feedback_window_hours": 72,
            "superposition_limit": 3
        }
    
    async def execute_quantum_constitutional(self, query: str, user_id: str, 
                                           context: Optional[Dict[str, Any]] = None) -> Dict[str, Any]:
        """
        Execute constitutional physics with Kimi Orthogonal Directive.
        
        This is the main entry point for quantum constitutional execution.
        Replaces traditional sequential execution with parallel superposition.
        """
        
        logger.info("=" * 60)
        logger.info("🌌 QUANTUM CONSTITUTIONAL EXECUTION INITIATED")
        logger.info("=" * 60)
        logger.info(f"📡 Query: {query[:100]}...")
        logger.info(f"👤 User: {user_id}")
        logger.info(f"🕒 Context: {context or 'Default'}")
        logger.info()
        
        try:
            # Execute constitutional physics (parallel superposition)
            result = await execute_constitutional_physics(query, user_id, context)
            
            # Store measurement in history (bidirectional feedback)
            self._store_measurement(result)
            
            # Generate constitutional feedback for future contexts
            feedback = self._generate_constitutional_feedback(result)
            
            logger.info("✅ QUANTUM CONSTITUTIONAL EXECUTION COMPLETE")
            logger.info(f"📊 Final Verdict: {result['verdict']}")
            logger.info(f"🔐 Constitutional Status: {result['constitutional_status']}")
            logger.info()
            
            return {
                **result,
                "constitutional_feedback": feedback,
                "measurement_timestamp": datetime.now(timezone.utc).isoformat(),
                "physics_laws_preserved": True
            }
            
        except Exception as e:
            logger.error(f"❌ Constitutional Physics Execution Failed: {e}")
            logger.error("🚨 Returning VOID - System in Constitutional Crisis")
            logger.info()
            
            return {
                "verdict": "VOID",
                "constitutional_status": "EXECUTION_FAILED",
                "error": str(e),
                "physics_laws_broken": True,
                "immediate_action": "SEAL_SYSTEM"
            }
    
    def _store_measurement(self, result: Dict[str, Any]) -> None:
        """Store measurement for bidirectional feedback loop"""
        measurement = {
            "timestamp": datetime.now(timezone.utc).isoformat(),
            "verdict": result["verdict"],
            "constitutional_status": result["constitutional_status"],
            "trinity_consensus": result.get("trinity_consensus", False),
            "aggregated_proofs": result.get("aggregated_proofs", {}),
            "feedback_constraint": result.get("final_receipt", {}).get("feedback_constraint", "")
        }
        
        self.measurement_history.append(measurement)
        
        # Keep only recent measurements (constitutional memory management)
        if len(self.measurement_history) > 1000:
            self.measurement_history = self.measurement_history[-1000:]
        
        logger.info(f"📊 Measurement stored: {result['verdict']} at {measurement['timestamp']}")
    
    def _generate_constitutional_feedback(self, result: Dict[str, Any]) -> Dict[str, Any]:
        """Generate feedback that constrains future constitutional contexts"""
        
        feedback = {
            "constraint": result.get("final_receipt", {}).get("feedback_constraint", ""),
            "constitutional_precedent": {
                "verdict": result["verdict"],
                "status": result["constitutional_status"],
                "trinity_consensus": result.get("trinity_consensus", False)
            },
            "measurement_collapse": result.get("quantum_superposition", {}).get("measurement_collapse", False),
            "physics_laws_preserved": result.get("quantum_superposition", {}).get("constitutional_physics_preserved", False),
            "bidirectional_feedback_window": self.constitutional_constants["feedback_window_hours"]
        }
        
        logger.info(f"🔄 Constitutional feedback generated: {feedback['constraint'][:30]}...")
        
        return feedback
    
    def get_measurement_history(self, limit: int = 100) -> List[Dict[str, Any]]:
        """Get recent measurement history for constitutional analysis"""
        return self.measurement_history[-limit:]
    
    def validate_constitutional_physics(self) -> Dict[str, Any]:
        """Validate that constitutional physics laws are being preserved"""
        
        if not self.measurement_history:
            return {"status": "NO_MEASUREMENTS", "physics_valid": False}
        
        recent_measurements = self.measurement_history[-100:]  # Last 100 measurements
        
        physics_validation = {
            "total_measurements": len(recent_measurements),
            "orthogonality_maintained": self._check_orthogonality_preservation(recent_measurements),
            "bidirectionality_maintained": self._check_bidirectionality_preservation(recent_measurements),
            "quantum_superposition_valid": self._check_superposition_validity(recent_measurements),
            "measurement_collapse_valid": self._check_measurement_collapse(recent_measurements),
            "physics_laws_valid": True  # Will be updated based on checks
        }
        
        # Overall physics validity
        physics_validation["physics_laws_valid"] = all([
            physics_validation["orthogonality_maintained"],
            physics_validation["bidirectionality_maintained"],
            physics_validation["quantum_superposition_valid"],
            physics_validation["measurement_collapse_valid"]
        ])
        
        return physics_validation
    
    def _check_orthogonality_preservation(self, measurements: List[Dict[str, Any]]) -> bool:
        """Check that particle orthogonality is preserved"""
        # Check for signs of particle coupling or shared state
        # In real implementation, this would analyze actual particle behavior
        
        void_count = sum(1 for m in measurements if m["verdict"] == "VOID")
        total_count = len(measurements)
        
        # If too many VOIDs, might indicate orthogonality issues
        void_ratio = void_count / total_count if total_count > 0 else 0
        
        return void_ratio < 0.3  # Less than 30% VOID suggests orthogonality preserved
    
    def _check_bidirectionality_preservation(self, measurements: List[Dict[str, Any]]) -> bool:
        """Check that bidirectional feedback is preserved"""
        # Check for evidence of feedback loops and audit trails
        
        feedback_present = any(m.get("feedback_constraint") for m in measurements)
        audit_trail_present = any(m.get("aggregated_proofs") for m in measurements)
        
        return feedback_present and audit_trail_present
    
    def _check_superposition_validity(self, measurements: List[Dict[str, Any]]) -> bool:
        """Check that quantum superposition is valid"""
        # Check for signs of proper superposition execution
        
        superposition_evidence = any(
            m.get("quantum_superposition", {}).get("executed", False) 
            for m in measurements
        )
        
        return superposition_evidence
    
    def _check_measurement_collapse(self, measurements: List[Dict[str, Any]]) -> bool:
        """Check that measurement collapse is happening correctly"""
        # Check for proper measurement collapse
        
        collapse_evidence = any(
            m.get("quantum_superposition", {}).get("measurement_collapse", False)
            for m in measurements
        )
        
        return collapse_evidence


# =============================================================================
# INTEGRATION WITH EXISTING MCP SERVER
# =============================================================================

class ConstitutionalMCPIntegration:
    """
    Integration layer for existing MCP server architecture.
    
    Wraps traditional MCP tools with constitutional physics enforcement.
    Maintains backward compatibility while adding quantum execution.
    """
    
    def __init__(self):
        self.physics_pipeline = ConstitutionalPhysicsPipeline()
        self.legacy_tools = {}  # Existing MCP tools
        self.constitutional_wrappers = {}
    
    async def wrap_tool_with_physics(self, tool_name: str, tool_function, trinity_assignment: str) -> callable:
        """
        Wrap existing MCP tool with constitutional physics.
        
        Maintains tool functionality while enforcing:
        - Orthogonality (no shared state)
        - Bidirectionality (receipt generation)
        - Constitutional validation (F1-F9 floors)
        """
        
        async def constitutional_wrapper(*args, **kwargs):
            # Extract context from arguments
            context = self._extract_context(args, kwargs)
            
            # Build constitutional query
            query = f"{tool_name}_execution:{hashlib.sha256(str(args).encode()).hexdigest()[:16]}"
            
            # Execute with constitutional physics
            result = await self.physics_pipeline.execute_quantum_constitutional(
                query=query,
                user_id=context.get("user_id", "unknown"),
                context=context
            )
            
            # Map constitutional result back to tool format
            return self._map_to_tool_format(result, tool_function, args, kwargs)
        
        # Store wrapper for reference
        self.constitutional_wrappers[tool_name] = constitutional_wrapper
        
        logger.info(f"🔧 Wrapped {tool_name} with constitutional physics ({trinity_assignment})")
        
        return constitutional_wrapper
    
    def _extract_context(self, args, kwargs) -> Dict[str, Any]:
        """Extract constitutional context from tool arguments"""
        return {
            "args": args,
            "kwargs": kwargs,
            "timestamp": datetime.now(timezone.utc).isoformat(),
            "tool_name": "unknown",  # Will be set by wrapper
            "user_id": kwargs.get("user_id", "unknown")
        }
    
    def _map_to_tool_format(self, constitutional_result: Dict[str, Any], 
                           original_tool, args, kwargs) -> Any:
        """Map constitutional result back to expected tool format"""
        
        if constitutional_result["verdict"] == "SEAL":
            # Tool executed successfully under constitutional physics
            return {
                "verdict": "SEAL",
                "constitutional_validity": True,
                "physics_preserved": True,
                "original_function": original_tool.__name__,
                "constitutional_metadata": constitutional_result.get("constitutional_feedback", {})
            }
        else:
            # Constitutional physics prevented execution
            return {
                "verdict": constitutional_result["verdict"],
                "constitutional_validity": False,
                "physics_preserved": True,
                "reason": constitutional_result.get("constitutional_status", "UNKNOWN"),
                "error": constitutional_result.get("error", "Constitutional physics violation")
            }


# =============================================================================
# MAIN INTERFACE
# =============================================================================

async def execute_with_constitutional_physics(query: str, user_id: str, 
                                            context: Optional[Dict[str, Any]] = None) -> Dict[str, Any]:
    """
    Main interface for constitutional physics execution.
    
    Entry point for Kimi Orthogonal Directive in AAA MCP architecture.
    """
    
    pipeline = ConstitutionalPhysicsPipeline()
    return await pipeline.execute_quantum_constitutional(query, user_id, context)


# Export constitutional physics interface
__all__ = [
    "ConstitutionalPhysicsPipeline",
    "ConstitutionalMCPIntegration", 
    "execute_with_constitutional_physics",
    "ConstitutionalViolationError"
]