ROOTPATH="/var/www/nextcloud/data/grayhook/files/"
INDIR="Torrents"
OUTDIR="Archive/Anime"
ORIGNAME="Hunter x Hunter [6][BD 720] TV2"
NAME="Hunter x Hunter"
SED_NUMBER='s/-_\([0-9]\{3\}\)_/ \1 /g'
OUTPUTPATH="${ROOTPATH}/${OUTDIR}/${NAME}"
INPUTPATH="${ROOTPATH}/${INDIR}/${ORIGNAME}"

mkdir -p "${ROOTPATH}/${OUTDIR}/${NAME}" || exit -1;
paste -d '\n' \
    <(find "$INPUTPATH" -name '*.mkv' | sort) \
    <(find "$INPUTPATH/Rus Audio/JAM" -name '*.ac3' | sort) \
    <(find "$INPUTPATH" -name '*.mkv' | sort | \
        sed -e "s/.*-_\([0-9]\{3\}\)_.*/${OUTPUTPATH//\//\\\/}\/${NAME} s01e\1.mkv/g") | \
    xargs -d '\n' printf '"%s" "%s" "%s"\n' | \
    xargs -n 3 \
    ffmpeg_add_audio_into_video \
                      ;