macOS Mojave script that automates Do No Disturb and Badge app icons in the Dock 🎉

dnd.sh

#!/bin/bash

# run 'dnd' to enable Do Not Disturb and disable all Badge app icons in the Dock
# run 'dnd off' to disable Do Not Disturb and enable all Badge app icons in the Dock
dnd () {
    local ENABLE
    local ENABLE_NUM
    local ENABLE_STRING_NEG
    case "$1" in
		off)
        ENABLE=false
        ENABLE_NUM=0
        ENABLE_STRING_NEG="ON" ;;
		*)
        ENABLE=true
        ENABLE_NUM=1
        ENABLE_STRING_NEG="OFF" ;;
	esac

    case "$ENABLE" in
        true) echo "> Turning ON Do Not Disturb (for 24 hours) . . ." ;;
        *) echo "> Turning OFF Do Not Disturb . . ." ;;
    esac
    defaults write ~/Library/Preferences/ByHost/com.apple.notificationcenterui doNotDisturb -boolean $ENABLE
    defaults write ~/Library/Preferences/ByHost/com.apple.notificationcenterui doNotDisturbDate -date "`date -u +\"%Y-%m-%d %H:%M:%S +0000\"`"
    killall NotificationCenter

    echo "> Turning $ENABLE_STRING_NEG Badge app icon for all applications . . ."
    osascript <<EOD
if running of application "System Preferences" then
    quit application "System Preferences"
    delay 1
end if
tell application "System Preferences"
    set the current pane to pane id "com.apple.preference.notifications"
    delay 1
    tell application "System Events"
        tell table 1 of scroll area 1 of window 1 of application process "System Preferences"
            repeat with i from 2 to (count rows)
                select row i
                delay 0.25 --   # Do not set any lower, increase if necessary!

                --  # Use 0 with clickCheckBox() to check the check box.
                --  # Use 1 with clickCheckBox() to uncheck the check box.

                my clickCheckBox($ENABLE_NUM)

            end repeat
        end tell
    end tell
    quit
end tell

on clickCheckBox(i as integer)
    tell application "System Events"
        tell group 1 of window 1 of application process "System Preferences"
            --  # if the value of checkbox is 0, it's unchecked.
            --  # if the value of checkbox is 1, it's checked.  
            if value of checkbox "Badge app icon" is equal to i then
                click checkbox "Badge app icon"
            end if
        end tell
    end tell
end clickCheckBox
EOD
}