Pomodoro script

pom.sh

#!/bin/sh

# Can optionally start at pomodoro N on a given day (if I need to reboot, etc).
if [ $# -eq 0 ]; then
  printf "\nBeginning workday $(date +%Y-%m-%d)...\n" >> ${HOME}/pom.log
  POM=1
elif [ $# -eq 1 ]; then
  POM=$1
else
  echo "Synopsis: pom.sh [<pom-start>]"
  exit 1
fi

# The show's not over until ctrl-C sings
while [ 1 ]; do
  # Start MPD playing
  mpc play > /dev/null

  # Countdown 25 minutes
  export POM_START=$(date +%H:%M:%S)
  printf "\rBeginning pomodoro ${POM} at ${POM_START}\n"
  i=25
  while [ $i -gt 0 ]; do
    printf "\r  $i mins \b"
    sleep 60
    i=$(($i - 1))
  done
  printf "\r               \b\b\b\b\b\b\b\b\b\b\b\b\b\b\b"

  # Stop MPD playing
  mpc pause > /dev/null

  # Send notification
  notify-send -i applications-games -t 10000 "Play" "Hey, it's time to take a break\!"

  # Play "take a break" sound
  mpg123 ~/bin/horn.mp3 2> /dev/null

  # Display "what did you achieve" text-box
  (sleep 3; wmctrl -r Pomodoro -e 0,640,600,-1,-1; wmctrl -R Pomodoro; wmctrl -r Pomodoro -b add,above,sticky) &
  export POM_RESULT="$(zenity --entry --title="Pomodoro" --text="Pomodoro ${POM} ended. What did you achieve\?" --width=1000 2> /dev/null)"

  # After break, user clicks "OK". Log comment and begin next pomodoro.
  echo "  ${POM}@${POM_START}: ${POM_RESULT}" >> ${HOME}/pom.log
  POM=$(($POM + 1))
done