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#!/bin/sh

# I WROTE ONLY FOR MY PERSONAL USE. IT WON'T WORK FOR YOU
# OUT OF THE BOX. TWEAK THE VARIABLES FOR YOURSELF.

UUID=xxxxgggg-cccc-bbbb-aaaa-ddddeeeeffff
NAME=GPGDATA
MOUNTPOINT=/mnt/GPGDATA_MNT

bold=$(tput bold)
normal=$(tput sgr0)

print_usage(){
    echo "${bold}USAGE${normal}"
    echo "gpgwiz open: unlock partition and mount"
    echo "gpgwiz close: unmount partition and lock"
}

open_dev(){
    echo "PREPARING DEVICE"
    echo "MOUNTPOINT: $MOUNTPOINT"
    cryptsetup open /dev/disk/by-uuid/$UUID $NAME
    mkdir -p /mnt/$MOUNTPOINT
    mount -t ext4 /dev/mapper/$NAME $MOUNTPOINT
    echo "ceating symbolinks... TODO"
}

close_dev(){
    umount $MOUNTPOINT
    cryptsetup close $NAME
}

if [ -z $1 ]
then
    print_usage
    exit
fi

if [ $1 == 'open' ]; then
    open_dev
elif [ $1 == 'close' ]; then
    close_dev
else
    print_usage
fi