Files
playground/rename_children.py
T
2024-12-24 20:49:41 +03:00

76 lines
1.8 KiB
Python
Executable File

#!/usr/bin/env python3.10
import argparse
import dataclasses
import datetime
import json
import logging
from pathlib import Path
import re
def parse_args():
arger = argparse.ArgumentParser(formatter_class=argparse.ArgumentDefaultsHelpFormatter)
arger.add_argument('dirs', help='Path to the directories', type=Path, nargs='+')
return arger.parse_args()
def natural_sort_key(path: Path) -> tuple[str, ...]:
s = path.stem
return tuple(f'{int(p):010d}' if p.isnumeric() else p for p in re.findall(r'(\D+|\d+)', s))
def rename_children(cwd: Path) -> None:
assert cwd.is_dir()
files = [f for f in cwd.glob('*') if f.is_file()]
files = sorted(files, key=natural_sort_key)
new_stem = cwd.name
jobs = []
for i, f in enumerate(files):
target = f.with_stem(f'{new_stem}__{i:04d}')
if f.suffix == '.jpeg':
target = target.with_suffix('.jpg')
if target.is_file():
logging.error(f'target already exists: {target}')
continue
jobs.append(MoveOp(source=f, target=target))
f.rename(target)
if not jobs:
return
write_undo_script(Path.cwd(), jobs)
@dataclasses.dataclass
class MoveOp:
source: Path
target: Path
def to_dict(self) -> dict:
return {
'source': str(self.source),
'target': str(self.target),
}
def write_undo_script(save_dir: Path, ops: list[MoveOp]):
now = datetime.datetime.now().isoformat().replace(':', '')
save_path = save_dir / f'undo_{now}.json'
with save_path.open('w', encoding='utf-8') as f:
for it in ops:
f.write(json.dumps(it.to_dict()) + '\n')
def main():
args = parse_args()
for d in args.dirs:
rename_children(d)
if __name__ == '__main__':
main()