#!/usr/bin/env python3
"""Forge Log Analyzer - extracts key metrics from forge output files."""
import sys
from pathlib import Path
from datetime import datetime
import re

def analyze_forge_log(filepath):
    """Analyze a forge log file and return key metrics."""
    content = Path(filepath).read_text()
    
    # Extract duration from filename
    filename = Path(filepath).name
    duration_match = re.match(r'forge-(\d{4}-\d{2}-\d{2}-\d{6})\.txt', filename)
    
    metrics = {
        'file': str(filepath),
        'lines': 0,
        'words': 0,
        'chars': 0,
        'session_time': None,
        'first_line': None,
        'analysis': datetime.now().isoformat()
    }
    
    lines = content.split('\n')
    metrics['lines'] = len(lines)
    metrics['words'] = len(content.split())
    metrics['chars'] = len(content)
    
    if lines:
        metrics['first_line'] = lines[0][:100] if len(lines[0]) > 100 else lines[0]
    
    if duration_match:
        ts_str = duration_match.group(1)
        try:
            dt = datetime.strptime(ts_str, '%Y-%m-%d-%H%M%S')
            metrics['session_time'] = dt.strftime('%Y-%m-%d %H:%M:%S')
        except:
            pass
    
    return metrics

def main():
    outputs_dir = Path('/root/.hermes/wizard-outputs')
    forge_logs = sorted(outputs_dir.glob('forge-*.txt'))
    
    if not forge_logs:
        print("No forge logs found")
        return 1
    
    print("Forge Log Analyzer Report")
    print("=" * 60)
    
    total_lines = 0
    total_chars = 0
    max_chars = 0
    min_chars = float('inf')
    
    for log in forge_logs[:10]:
        m = analyze_forge_log(log)
        total_lines += m['lines']
        total_chars += m['chars']
        max_chars = max(max_chars, m['chars'])
        min_chars = min(min_chars, m['chars'])
        print(f"\n{log.name}:")
        print(f"  Lines: {m['lines']}, Words: {m['words']}, Chars: {m['chars']}")
        if m['session_time']:
            print(f"  Session: {m['session_time']}")
    
    print("\n" + "=" * 60)
    print(f"Total analyzed: {len(forge_logs[:10])} files")
    print(f"Total lines: {total_lines}")
    print(f"Total characters: {total_chars}")
    if forge_logs:
        print(f"Avg file size: {total_chars / len(forge_logs[:10]):.0f} chars")
        print(f"Size range: {min_chars} - {max_chars} chars")
    
    return 0

if __name__ == '__main__':
    sys.exit(main())