#!/usr/bin/env python3
"""
Mark a bounced email address as skip in contacts/master.csv
Usage: python3 mark_bounce.py email@example.com [email2@example.com ...]
"""
import csv, sys
from pathlib import Path

CONTACTS = Path(__file__).parent / 'contacts' / 'master.csv'

def mark_bounced(emails):
    emails = [e.strip().lower() for e in emails]
    rows = []
    marked = []
    with open(CONTACTS, newline='') as f:
        reader = csv.DictReader(f)
        fieldnames = reader.fieldnames
        for row in reader:
            if row['email'].strip().lower() in emails:
                row['skip'] = 'yes'
                row['notes'] = (row.get('notes','') + ' [BOUNCED]').strip()
                marked.append(row['email'])
            rows.append(row)

    with open(CONTACTS, 'w', newline='') as f:
        writer = csv.DictWriter(f, fieldnames=fieldnames)
        writer.writeheader()
        writer.writerows(rows)

    for e in marked:
        print(f'✓ Marked as skip: {e}')
    missed = [e for e in emails if e not in [m.lower() for m in marked]]
    for e in missed:
        print(f'✗ Not found in contacts: {e}')

if __name__ == '__main__':
    if len(sys.argv) < 2:
        print('Usage: python3 mark_bounce.py email@example.com [email2 ...]')
        sys.exit(1)
    mark_bounced(sys.argv[1:])