Simple pomodoro timer Bash script (macOS)

pomodoro_timer.sh

#!/bin/bash

# Function to send a macOS notification
send_notification() {
    osascript -e 'display notification "'"$1"'" with title "'"$2"'"'
}

# Function to display a countdown in the terminal
countdown_timer() {
    local time_left=$1
    local phase=$2
    
    while [ $time_left -gt 0 ]; do
        # Display remaining time in the terminal
        echo -ne "$phase Timer: $((time_left / 60))m $((time_left % 60))s remaining\r"
        sleep 1
        ((time_left--))
    done
    echo -ne "\n$phase Timer: Time's up!\n"
}

# Timer settings (Pomodoro: 25 minutes work and 5 minutes break)
WORK_TIME=25
BREAK_TIME=5

# Function to run the Pomodoro timer with countdown and notifications
pomodoro_timer() {
    # echo "Starting Pomodoro timer for $WORK_TIME minutes..."

    # Work timer countdown
    countdown_timer $((WORK_TIME * 60)) "Work"
    send_notification "Time's up! Take a break!" "Pomodoro Timer"
    
    # Break timer countdown
    echo "Starting break time for $BREAK_TIME minutes..."
    countdown_timer $((BREAK_TIME * 60)) "Break"
    send_notification "Break is over! Back to work!" "Pomodoro Timer"
}

# Start the Pomodoro timer
pomodoro_timer