#!python3

# https://github.com/hMatoba/Piexif
# http://ce3wiki.theturninggate.net/doku.php?id=file_name_convention
# destination: <BASE>/<year>/<YYYYMMDD> <Event>/ab-<YYYYMMDD>-<Event>-<nnnn>.jpg

from pathlib import Path
import datetime as dt
import piexif
from collections import defaultdict
import re

src = Path(r'E:\MediaArchive\Andreas\RawByDate')
dest = Path(r'E:\MediaArchive\Andreas\RawByCamera\Sony a5100')
dry_run = False

for mrw in src.rglob("*.arw"):
    mo = re.match("ab-(?P<dt>\S*-\S*).arw", mrw.name)
    if mo is None:
        print(f"skipped {mrw.name}, no match")
        continue
    md = mo.groupdict()
    try:
        mrwdt = dt.datetime.strptime(md['dt'],"%Y%m%d-%H%M%S")
    except:
        print(f"skipped {mrw.name}, unknown format")
        continue
    # move avi to raw Sony
    mrw_dir = dest / str(mrwdt.year) / f"{mrwdt:%Y%m%d}"
    mrw_n = mrw_dir / mrw.name
    if not mrw_dir.exists():
        if not dry_run:
            print(f"creating {mrw_dir}")
            mrw_dir.mkdir(parents=True)
    print(mrw.name, "->", mrw_n)
    if not mrw_n.exists():
        if not dry_run:
            mrw.rename(mrw_n)
    else:  
        print(f"skipped {mrw.name}, {mrw_n}, already exists")