Rename Pinchflat files

import os
import re
from pathlib import Path

# Base directory containing the files
BASE_DIR = "/mnt/usb/media03/youtube/pinchflat/shows"

def rename_files(base_dir):
    for root, _, files in os.walk(base_dir):
        # Extract date from the directory path
        match = re.search(r'(\d{4})-(\d{2})-(\d{2})', root)
        if not match:
            continue

        year, month, day = match.groups()
        season_dir = f"Season {year}"
        episode_number = f"s{year}e{month}{day}00"

        parent_dir = Path(root).parent  # Parent directory before the date folder
        new_dir = parent_dir / season_dir

        # Ensure the season directory exists
        new_dir.mkdir(parents=True, exist_ok=True)

        for file in files:
            if file.endswith(".mp4"):
                # Extract video identifier from the filename
                video_id_match = re.search(r'\[([A-Za-z0-9_-]+)\]\.mp4$', file)
                if not video_id_match:
                    continue

                video_id = video_id_match.group(1)

                # Construct new filename
                new_filename = f"{episode_number} - [{video_id}].mp4"

                # Rename and move file
                old_path = Path(root) / file
                new_path = new_dir / new_filename

                print(f"Renaming: {old_path} -> {new_path}")
                os.rename(old_path, new_path)

if __name__ == "__main__":
    rename_files(BASE_DIR)