#!/bin/sh
with_maim() {
    mkdir -p ${HOME}/screenshot
    TARGET="${HOME}/screenshot/grab-$(date +'%Y%m%d%H%M%S').png"
    maim -s -n -o -p 1 -f png -m 10 -u | tee $TARGET | xclip -selection clipboard -t image/png
    [ -s ${TARGET} ] || rm ${TARGET}
}

with_grim() {
    # requires: grim, wl-clipboard, and slurp.
    mkdir -p ${HOME}/screenshot
    TARGET="${HOME}/screenshot/grab-$(date +'%Y%m%d%H%M%S').png"
    grim -g "$(slurp)" $TARGET
    if [ -s $TARGET ]; then
        wl-copy < $TARGET
    fi
}

case "${XDG_SESSION_TYPE}" in
    wayland) with_grim;;
    *) with_maim;;
esac