Tinker App Android'e gelene kadar idare edicez :)

timer.sh

#!/bin/bash

countdown()
(
	IFS=:
	set -- $*
	secs=$(( ${1#0} * 3600 + ${2#0} * 60 + ${3#0} ))
	while [ $secs -gt 0 ]
	do
		sleep 1 &
		printf "\r%02d:%02d:%02d" $((secs/3600)) $(( (secs/60)%60)) $((secs%60))
		secs=$(( $secs - 1 ))
		wait
	done
	echo
)

# Input: Task Title
echo "Gorev basligi:"
read task_title

# Input: Task Time
echo "Geri sayim suresi (xx:xx:xx) seklinde:"
read task_time

# Countdown 
countdown $task_time

# Notify Message
notify_msg="$task_title baslikli gorev icin ayirdigin sure doldu!"

# Notifications
#notify-send "$notify_msg"
zenity --info --title "Sure Doldu!" --text "$notify_msg"