#!/usr/bin/env python3
"""
Re-match existing captures with device matcher

Runs the device matcher on all existing captures in the database
"""

import sys
import json
from pathlib import Path

# Add project root to path
sys.path.insert(0, str(Path(__file__).parent.parent))

from src.matcher.simple_matcher import get_matcher


def rematch_captures(storage_file):
    """Re-run device matching on existing captures"""

    if not Path(storage_file).exists():
        print(f"❌ Storage file not found: {storage_file}")
        return 1

    # Load existing captures
    with open(storage_file, 'r') as f:
        data = json.load(f)

    captures = data.get('captures', [])

    if not captures:
        print("ℹ️  No captures to process")
        return 0

    print(f"🔄 Re-matching {len(captures)} captures...")

    matcher = get_matcher()
    updated_count = 0

    for i, capture in enumerate(captures, 1):
        frequency = capture.get('frequency', 0)
        protocol = capture.get('protocol', 'RAW')
        preset = capture.get('preset', 'Unknown')

        # Skip if already has device data
        if capture.get('device_name'):
            continue

        # Perform matching
        matches = matcher.match(frequency, protocol, preset)
        best_match = matches[0] if matches else None

        if best_match:
            # Update capture with device data
            capture['device_name'] = best_match.device_name
            capture['device_category'] = best_match.device_category
            capture['match_confidence'] = best_match.confidence
            capture['match_method'] = best_match.match_method
            capture['device_description'] = best_match.description
            capture['matched_devices'] = [
                {
                    "device_name": m.device_name,
                    "category": m.device_category,
                    "confidence": m.confidence,
                    "method": m.match_method,
                    "description": m.description
                }
                for m in matches[:5]
            ]
            updated_count += 1

            print(f"  [{i}/{len(captures)}] {capture['filename']}: {best_match.device_name} ({best_match.confidence:.0%})")
        else:
            print(f"  [{i}/{len(captures)}] {capture['filename']}: No match found")

    # Save updated data
    with open(storage_file, 'w') as f:
        json.dump(data, f, indent=2)

    print(f"\n✅ Updated {updated_count}/{len(captures)} captures with device information")

    return 0


if __name__ == '__main__':
    STORAGE_FILE = Path(__file__).parent.parent / "data" / "captures_simple.json"
    sys.exit(rematch_captures(STORAGE_FILE))