#!/usr/bin/env bash

convert_audio () {
    target_dir=$HOME/nextcloud/recordings/$2/
    filename="$(date -r $1 +%F_%T.mp3 | tr ':' '-')"
    ffmpeg -n -v 8 -i $1 $target_dir/$filename
}
export -f convert_audio

sudo mount --onlyonce -o uid=1000,gid=1000 /media/rec
find /media/rec/DSS_FLDA -name \*.WMA -exec bash -c 'convert_audio "{}" music' \;
find /media/rec/DSS_FLDB -name \*.WMA -exec bash -c 'convert_audio "{}" bird' \;
find /media/rec/DSS_FLD{C,D,E} -name \*.WMA -exec bash -c 'convert_audio "{}" other' \;
sudo umount /media/rec