Enter or exit demo mode for the Android System UI

android-demo-mode.zsh

function android-demo-mode() {
  CMD=$1

  if [[ $CMD != "on" && $CMD != "off" ]]; then
    echo "Usage: $0 [on|off] [hhmm]" >&2
    return 1
  fi

  if [[ "$2" != "" ]]; then
    HHMM="$2"
  fi

  adb shell settings put global sysui_demo_allowed 1

  if [[ $CMD == "on" ]]; then
    adb shell am broadcast -a com.android.systemui.demo -e command enter
    if [[ "$HHMM" != "" ]]; then
      adb shell am broadcast -a com.android.systemui.demo -e command clock -e hhmm ${HHMM}
    fi
    adb shell am broadcast -a com.android.systemui.demo -e command battery -e plugged false
    adb shell am broadcast -a com.android.systemui.demo -e command battery -e level 100
    adb shell am broadcast -a com.android.systemui.demo -e command network -e wifi show -e level 4
    adb shell am broadcast -a com.android.systemui.demo -e command network -e mobile show -e datatype none -e level 4
    adb shell am broadcast -a com.android.systemui.demo -e command notifications -e visible false
  elif [[ $CMD == "off" ]]; then
    adb shell am broadcast -a com.android.systemui.demo -e command exit
  fi
}