#!/bin/bash
setime="$H $M"
soundit=0
 direxist ()
 {
 if [[ -d ~/.alarm/ ]]
 then
   echo ""
 else
   mkdir ~/.alarm
 fi
 }
 mp3exist ()
 {
 if [[ -e ~/.alarm/alarm.mp3 ]]
 then
   echo ""
 else
   echo "No alarm.mp3 found in ~/.alarm. Please copy an mp3 to the filename ~/.alarm/alarm.mp3";
   exit
 fi
 }
 doesmplayer ()
{
 which mplayer &>/dev/null
 if [ $? != "0" ];
 then
        echo -e "mplayer is not installed";
        read -p "press enter to continue" var
        exit;
 fi
 }
 alarm ()
 {
 the_time=`date "+%H %M"`
 echo -ne "\b\b\b\b\b\b\b"
 echo -ne "$the_time"
 if [[ "$the_time" == "$H $M" ]]
 then
   echo -ne "\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\bYour alarm is going off!";
   mplayer ~/.alarm/alarm.mp3 &> /dev/null;
   soundit=1
   exit
 else
        sleep .01
 fi
 }
 setalarm ()
 {
 read -p "What hour (24h format - eg 13 hours is 1 pm) would you like the alarm to go off: " H
 read -p "How many minutes past the hour would you lke the alarm to go off (for on the hour put 00 and any number under 10 type 0 in front of it: " M
 echo "Alarm is set for $H $M"
 }
doesmplayer
direxist
mp3exist
setalarm
while (("$soundit" == "0"))
do
        alarm
done