#!/usr/bin/env python3
"""Renumber migration files to avoid conflicts."""

import os
import re
from pathlib import Path

# Get migrations directory
migrations_dir = Path(__file__).parent

# Find all _up_ and _down_ migration files
pattern = re.compile(r'^(\d{3})_(up_|down_)(.+\.sql)$')

renames = []
for filename in sorted(migrations_dir.glob('*.sql')):
    match = pattern.match(filename.name)
    if match:
        old_version = int(match.group(1))
        prefix = match.group(2)
        suffix = match.group(3)

        # Add 100 to version
        new_version = old_version + 100
        new_name = f"{new_version:03d}_{prefix}{suffix}"

        renames.append((filename, migrations_dir / new_name))

# Execute renames
for old_path, new_path in renames:
    print(f"✅ Renaming: {old_path.name} -> {new_path.name}")
    old_path.rename(new_path)

print(f"\n✅ Renumbered {len(renames)} migration files")