#!/usr/bin/env python3
"""
HDGL Unified Lattice System
============================
Elegant 32-slot analog computation framework with hardware abstraction,
boot simulation, and live lattice visualization.
"""

import numpy as np
import matplotlib.pyplot as plt
import psutil
import subprocess
import json
from pathlib import Path
from typing import Dict, List, Tuple, Optional, Any

# ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
# Core HDGL Lattice VM
# ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

class HDGL_Lattice:
    """32-slot analog superposition lattice with phi-based dynamics"""
    
    PHI = 1.6180339887498948
    STRANDS = ['A', 'B', 'C', 'D', 'E', 'F', 'G', 'H']
    RESONANCE_SLOTS = [2, 6, 10, 14, 18, 22, 26, 30]  # Shared resonance
    
    def __init__(self, blend_factor: float = 0.05):
        self.D = np.zeros(32)
        self.omega = 0.0
        self.blend = blend_factor
        self.step_count = 0
        
        # History for analysis
        self.history_D = []
        self.history_omega = []
        
    def step(self, iterations: int = 1):
        """Evolve lattice through analog superposition"""
        for _ in range(iterations):
            D_prev = self.D.copy()
            
            for i in range(32):
                # Resonance coupling
                res = sum(D_prev[r] for r in self.RESONANCE_SLOTS if r != i)
                
                # Phi-weighted evolution with tanh saturation
                self.D[i] = np.tanh(
                    D_prev[i] + self.blend * (
                        D_prev[i] * self.PHI + res + self.omega
                    )
                )
            
            self.omega += 0.01 * self.blend
            self.step_count += 1
            
            # Record state
            self.history_D.append(self.D.copy())
            self.history_omega.append(self.omega)
    
    def get_strand(self, strand: str) -> np.ndarray:
        """Get 4-slot strand values (A=D1-D4, B=D5-D8, etc)"""
        idx = self.STRANDS.index(strand.upper())
        return self.D[idx*4:(idx+1)*4]
    
    def set_strand(self, strand: str, values: List[float]):
        """Set 4-slot strand values"""
        idx = self.STRANDS.index(strand.upper())
        self.D[idx*4:(idx+1)*4] = np.array(values[:4])
    
    def to_binary(self, threshold: float = None) -> str:
        """Convert to 32-bit binary string"""
        if threshold is None:
            threshold = np.sqrt(self.PHI)  # ≈1.272
        bits = ['1' if d > threshold else '0' for d in self.D]
        return ''.join(bits)
    
    def to_hex(self, threshold: float = None) -> str:
        """Convert to 8-digit hex representation"""
        binary = self.to_binary(threshold)
        return hex(int(binary, 2))[2:].upper().zfill(8)
    
    def reset(self):
        """Reset lattice to ground state"""
        self.D = np.zeros(32)
        self.omega = 0.0
        self.step_count = 0
        self.history_D.clear()
        self.history_omega.clear()


# ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
# Hardware Abstraction Layer
# ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

class HardwareMapper:
    """Maps physical hardware state to lattice configuration"""
    
    @staticmethod
    def detect() -> Dict[str, Any]:
        """Detect system hardware"""
        try:
            return {
                'cpu': {
                    'cores': psutil.cpu_count(logical=False) or 1,
                    'threads': psutil.cpu_count(logical=True) or 1,
                    'percent': psutil.cpu_percent(percpu=True, interval=0.1)
                },
                'memory': {
                    'total_gb': psutil.virtual_memory().total / (1024**3),
                    'percent': psutil.virtual_memory().percent
                },
                'disk': [
                    {
                        'device': d.device,
                        'mountpoint': d.mountpoint,
                        'percent': psutil.disk_usage(d.mountpoint).percent
                    }
                    for d in psutil.disk_partitions()
                ],
                'network': {
                    iface: {
                        'sent_mb': stats.bytes_sent / (1024**2),
                        'recv_mb': stats.bytes_recv / (1024**2)
                    }
                    for iface, stats in psutil.net_io_counters(pernic=True).items()
                }
            }
        except Exception as e:
            return {'error': str(e)}
    
    @staticmethod
    def map_to_lattice(lattice: HDGL_Lattice, hw: Dict[str, Any]):
        """Map hardware state to lattice slots"""
        # Strand A (D1-D4): CPU cores
        cpu_loads = hw.get('cpu', {}).get('percent', [0]*4)
        for i in range(4):
            lattice.D[i] = (cpu_loads[i] / 100.0) if i < len(cpu_loads) else 0.0
        
        # Strand B (D5-D8): Memory
        mem_pct = hw.get('memory', {}).get('percent', 0) / 100.0
        mem_total = hw.get('memory', {}).get('total_gb', 0) / 32.0
        lattice.D[4:8] = [mem_pct, mem_total, mem_pct * mem_total, 0.5]
        
        # Strand C (D9-D12): Disk
        disks = hw.get('disk', [])
        for i in range(4):
            if i < len(disks):
                lattice.D[9+i] = disks[i].get('percent', 0) / 100.0
            else:
                lattice.D[9+i] = 0.0
        
        # Strand D (D13-D16): Network
        nets = list(hw.get('network', {}).values())
        for i in range(4):
            if i < len(nets):
                lattice.D[13+i] = min(nets[i].get('sent_mb', 0) / 1024, 1.0)
            else:
                lattice.D[13+i] = 0.0
        
        # Strands E-H (D17-D32): Reserved/thermal/entropy
        lattice.D[17:] = np.random.rand(15) * 0.1
        
        # Set omega based on overall system load
        all_loads = [lattice.D[i] for i in range(16) if lattice.D[i] > 0]
        lattice.omega = np.mean(all_loads) if all_loads else 0.0


# ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
# Virtual Filesystem
# ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

class VirtualFS:
    """Lightweight virtual filesystem for VM"""
    
    def __init__(self):
        # Change the structure to be purely hierarchical.
        # The '/' key holds the contents of the root.
        self.fs = {
            'boot': {
                'grub.cfg': {
                    'timeout': 5,
                    'default': 0,
                    'entries': []
                },
                'readme.txt': 'HDGL Lattice System v1.0'
            },
            'bin': {},
            'tmp': {}
        }
        
    def ls(self, path: str = '/') -> List[str]:
        """List directory contents"""
        node = self._navigate(path)
        return list(node.keys()) if isinstance(node, dict) else []
    
    def cat(self, path: str) -> Any:
        """Read file contents"""
        return self._navigate(path)
    
    def write(self, path: str, content: Any):
        """Write file contents"""
        parts = path.strip('/').split('/')
        node = self.fs
        for part in parts[:-1]:
            node = node.setdefault(part, {})
        node[parts[-1]] = content
    
    def rm(self, path: str) -> bool:
        """Remove file"""
        parts = path.strip('/').split('/')
        node = self.fs
        try:
            for part in parts[:-1]:
                node = node[part]
            del node[parts[-1]]
            return True
        except KeyError:
            return False
    
    def _navigate(self, path: str) -> Any:
        """Navigate to path"""
        if path == '/':
            return self.fs # self.fs is now the contents of the root
        
        parts = path.strip('/').split('/')
        node = self.fs
        for part in parts:
            node = node[part]
        return node


# ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
# Boot System
# ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

class BootSystem:
    """GRUB-style boot menu for lattice configurations"""
    
    def __init__(self, lattice: HDGL_Lattice, fs: VirtualFS):
        self.lattice = lattice
        self.fs = fs
        self.entries = []
        
    def add_entry(self, label: str, phi_seed: float, init_steps: int = 50):
        """Add boot menu entry"""
        self.entries.append({
            'label': label,
            'phi_seed': phi_seed,
            'init_steps': init_steps
        })
        
        # Update filesystem
        grub_cfg = self.fs.cat('/boot/grub.cfg')
        grub_cfg['entries'] = self.entries
    
    def show_menu(self):
        """Display boot menu"""
        print("\n" + "="*60)
        print("HDGL Lattice Boot Menu")
        print("="*60)
        for i, entry in enumerate(self.entries):
            print(f"{i+1}. {entry['label']} (φ-seed: {entry['phi_seed']:.5f})")
        print("="*60)
    
    def boot(self, index: int = 0):
        """Boot selected configuration"""
        if not 0 <= index < len(self.entries):
            print(f"Invalid boot entry: {index}")
            return False
        
        entry = self.entries[index]
        print(f"\nBooting: {entry['label']}")
        print(f"Seeding lattice with φ={entry['phi_seed']:.5f}...")
        
        # Reset and seed
        self.lattice.reset()
        np.random.seed(int(entry['phi_seed'] * 1e6))
        self.lattice.D[:] = np.random.rand(32) * entry['phi_seed']
        
        # Initial propagation
        print(f"Running {entry['init_steps']} initialization steps...")
        self.lattice.step(entry['init_steps'])
        
        print(f"Boot complete. Lattice state: {self.lattice.to_hex()}")
        return True


# ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
# Visualization
# ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

class LatticeVisualizer:
    """Real-time lattice visualization"""
    
    def __init__(self, lattice: HDGL_Lattice):
        self.lattice = lattice
        self.fig, self.axes = plt.subplots(3, 1, figsize=(12, 8))
        
        # Slot evolution
        self.lines_D = [
            self.axes[0].plot([], [], alpha=0.7, linewidth=1)[0] 
            for _ in range(32)
        ]
        self.axes[0].set_title('D1-D32 Lattice Evolution')
        self.axes[0].set_xlabel('Step')
        self.axes[0].set_ylabel('Value')
        self.axes[0].grid(True, alpha=0.3)
        
        # Omega evolution
        self.line_omega, = self.axes[1].plot([], [], 'r-', linewidth=2)
        self.axes[1].set_title('Omega (Global Field)')
        self.axes[1].set_xlabel('Step')
        self.axes[1].set_ylabel('Ω')
        self.axes[1].grid(True, alpha=0.3)
        
        # Current state bar
        self.bars = self.axes[2].bar(range(32), self.lattice.D, alpha=0.7)
        self.axes[2].set_title('Current Lattice State')
        self.axes[2].set_xlabel('Slot')
        self.axes[2].set_ylabel('Value')
        self.axes[2].set_xticks(range(0, 32, 4))
        self.axes[2].set_xticklabels([f'D{i+1}' for i in range(0, 32, 4)])
        self.axes[2].grid(True, alpha=0.3, axis='y')
        
        plt.tight_layout()
        plt.ion()
        plt.show()
    
    def update(self):
        """Update visualization"""
        if not self.lattice.history_D:
            return
        
        steps = range(len(self.lattice.history_D))
        
        # Update slot evolution
        for i, line in enumerate(self.lines_D):
            values = [h[i] for h in self.lattice.history_D]
            line.set_data(steps, values)
        
        self.axes[0].relim()
        self.axes[0].autoscale_view()
        
        # Update omega
        self.line_omega.set_data(steps, self.lattice.history_omega)
        self.axes[1].relim()
        self.axes[1].autoscale_view()
        
        # Update current state
        for bar, height in zip(self.bars, self.lattice.D):
            bar.set_height(height)
        
        self.fig.canvas.draw()
        self.fig.canvas.flush_events()


# ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
# Unified REPL
# ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

class HDGL_REPL:
    """Interactive lattice control interface"""
    
    def __init__(self):
        self.lattice = HDGL_Lattice()
        self.fs = VirtualFS()
        self.boot = BootSystem(self.lattice, self.fs)
        self.hw = HardwareMapper()
        self.viz = None
        
        # Add default boot entries
        self.boot.add_entry("Standard Lattice", 0.1, 50)
        self.boot.add_entry("Phi-Resonant Lattice", self.lattice.PHI / 10, 100)
        self.boot.add_entry("Hardware-Mapped Lattice", 0.2, 30)
    
    def run(self):
        """Main REPL loop"""
        print("\n" + "="*60)
        print("HDGL Unified Lattice System v1.0")
        print("="*60)
        print("Type 'help' for commands\n")
        
        while True:
            try:
                cmd = input("HDGL> ").strip().split()
                if not cmd:
                    continue
                
                result = self._execute(cmd)
                if result == 'EXIT':
                    break
                    
            except KeyboardInterrupt:
                print("\nUse 'exit' to quit")
            except Exception as e:
                print(f"Error: {e}")
    
    def _execute(self, cmd: List[str]) -> Optional[str]:
        """Execute command"""
        op = cmd[0].lower()
        
        # Core commands
        if op in ['exit', 'quit']:
            return 'EXIT'
        
        elif op == 'help':
            self._show_help()
        
        # Lattice operations
        elif op == 'step':
            n = int(cmd[1]) if len(cmd) > 1 else 1
            self.lattice.step(n)
            print(f"Stepped {n} iterations. State: {self.lattice.to_hex()}")
            if self.viz:
                self.viz.update()
        
        elif op == 'reset':
            self.lattice.reset()
            print("Lattice reset to ground state")
        
        elif op == 'state':
            self._show_state()
        
        elif op == 'set' and len(cmd) >= 3:
            slot = int(cmd[1][1:]) - 1  # D1 -> index 0
            value = float(cmd[2])
            self.lattice.D[slot] = value
            print(f"D{slot+1} = {value}")
        
        elif op == 'omega' and len(cmd) >= 2:
            self.lattice.omega = float(cmd[1])
            print(f"Omega = {self.lattice.omega}")
        
        # Hardware
        elif op == 'hwdetect':
            hw = self.hw.detect()
            print(json.dumps(hw, indent=2))
        
        elif op == 'hwmap':
            hw = self.hw.detect()
            self.hw.map_to_lattice(self.lattice, hw)
            print("Hardware mapped to lattice")
            self._show_state()
        
        # Boot system
        elif op == 'boot':
            self.boot.show_menu()
            idx = int(input("Select entry: ")) - 1
            self.boot.boot(idx)
        
        # Filesystem
        elif op == 'ls':
            path = cmd[1] if len(cmd) > 1 else '/'
            print(self.fs.ls(path))
        
        elif op == 'cat' and len(cmd) >= 2:
            print(self.fs.cat(cmd[1]))
        
        # Visualization
        elif op == 'viz':
            if self.viz is None:
                self.viz = LatticeVisualizer(self.lattice)
                print("Visualization enabled")
            else:
                self.viz.update()
        
        else:
            print(f"Unknown command: {op}. Type 'help' for commands")
        
        return None
    
    def _show_help(self):
        """Display help"""
        print("""
Lattice Operations:
  step [n]          - Evolve lattice n steps (default 1)
  reset             - Reset to ground state
  state             - Show current state
  set Dn value      - Set slot Dn to value
  omega value       - Set omega field
  
Hardware:
  hwdetect          - Detect hardware
  hwmap             - Map hardware to lattice
  
Boot System:
  boot              - Show boot menu and select configuration
  
Filesystem:
  ls [path]         - List directory
  cat <path>        - Read file
  
Visualization:
  viz               - Toggle/update visualization
  
System:
  help              - Show this help
  exit              - Exit REPL
""")
    
    def _show_state(self):
        """Display lattice state"""
        print(f"\nLattice State (Step {self.lattice.step_count}):")
        print(f"Omega: {self.lattice.omega:.6f}")
        print(f"Binary: {self.lattice.to_binary()}")
        print(f"Hex: {self.lattice.to_hex()}")
        print("\nSlots:")
        for i in range(8):
            strand = self.lattice.STRANDS[i]
            slots = self.lattice.get_strand(strand)
            print(f"  Strand {strand} (D{i*4+1}-D{i*4+4}): " + 
                  " ".join(f"{s:.4f}" for s in slots))
        print()


# ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
# Entry Point
# ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

if __name__ == "__main__":
    repl = HDGL_REPL()
    repl.run()