#!/bin/bash

# usage: ./format-eyevideos.sh [--dry]

if [ "$1" = "" ]; then
    MOVE=1
else
    echo "***$0: dry-ryn mode"
    MOVE=0
fi

for SUB in MLA*
do
    for SESS in `find $SUB/session* -d 0`
    do
        echo ">>> $SESS"
        for SIDE in left right
        do
            DOMAIN="${SIDE}-eye"
            if [ -d "$SESS/$DOMAIN" ]; then
                FILES=`find $SESS/$DOMAIN/Camera*.avi -d 0`
                if [ "$?" -ne "0" ]; then
                    # no such files
                    continue
                fi

                for FILE in FILES
                do
                    FORMATTED=`echo $FILE | sed -e 's/\[//g' -e 's/\]//g' -e 's/Camera[0-9]-//g' -e 's/_[0-9]\{6,6\}_/_/g' -e 's/\([0-9]\{4,4\}\)\([0-9]\{2,2\}\)\([0-9]\{2,2\}\)_MLA\([0-9]\{1,\}\)_/MLA\4_session\1-\2-\3-001_/g'`
                    BASE=`echo $FORMATTED | sed -e 's/_[0-9]\{1,\}.avi//g'`
                    RUN=`basename $FORMATTED | sed -e 's/[0-9a-zA-Z_\-]\{1,\}_\([0-9]\{1,\}\).avi/\1/g'`
                    RUNSTR=`printf '%05d\n' $RUN`
                    NEWFILE="${BASE}_${DOMAIN}_run${RUNSTR}.avi"
                    if [ "$MOVE" -eq "1" ]; then
                        mv $FILE $NEWFILE
                    else
                        echo $NEWFILE
                    fi
                done
            fi
        done
    done
done