Do Not Disturb

dnd.sh

#!/bin/bash

set -eou pipefail

# From https://heyfocus.com/enabling-do-not-disturb-mode and
# https://apple.stackexchange.com/questions/145487

if [[ $(defaults -currentHost read ~/Library/Preferences/ByHost/com.apple.notificationcenterui doNotDisturb) -eq 0 ]]; then
  defaults -currentHost write ~/Library/Preferences/ByHost/com.apple.notificationcenterui doNotDisturb -boolean true
  defaults -currentHost write ~/Library/Preferences/ByHost/com.apple.notificationcenterui doNotDisturbDate -date "`date -u +\"%Y-%m-%d %H:%M:%S +000\"`"
  killall NotificationCenter
  echo "Do Not Disturb is enabled. Run $0 to turn it off (OS X will turn it off automatically tomorrow)."
else
  defaults -currentHost write ~/Library/Preferences/ByHost/com.apple.notificationcenterui doNotDisturb -boolean false
  killall NotificationCenter
  echo "Do Not Disturb is disabled. Run $0 to turn it on again."
fi

Dnd doesnt appear to be changed on high sierra/mojave with this solution