DIR=”${HOME}/screenshots”
DATE=”$(date +%Y%m%d@%H%M%S)”
NAME=”${DIR}/screenshot-${DATE}.png”
LOG=”${DIR}/screenshots.log”

# Check if the dir to store the screenshots exists, else create it:
if [ ! -d „${DIR}” ]; then mkdir „${DIR}”; fi

# Screenshot a selected window
if [ „$1” = „win” ]; then import „${NAME}”; fi

# Screenshot the entire screen
if [ „$1” = „scr” ]; then import -window root „${NAME}”; fi

# Screenshot a selected area
if [ „$1” = „area” ]; then import „${NAME}”; fi

if [[ $# = 0 ]]; then
  # Display a warning if no area defined
  echo „No screenshot area has been specified. Screenshot not taken.”
  echo „${DATE}: No screenshot area has been defined. Screenshot not taken.” >> „${LOG}”
else
  # Save the screenshot in the directory and edit the log
  echo „${NAME}” >> „${LOG}”
fi