《Macbook 優勝美地》低電量時跳出提示視窗

set Cap to (do shell script "ioreg -w0 -l | grep ExternalChargeCapable")
 
tell Cap to set {wallPower} to {last word of paragraph 1}
 set Cap to (do shell script "ioreg -wO -l | grep Capacity")
tell Cap to set {Available, Max} to {last word of paragraph 2, last word of paragraph 1}
 set percent to round (100 * Available / Max)
 
  if percent <= 15 then
    # cargar
    tell application "Finder"
      activate
      set dialog_text to "電力只剩於 " & percent & "%. 請接上電源供應器"
      display dialog dialog_text
    end tell
  end if

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
  <dict>
    <key>KeepAlive</key>
    <false/>
    <key>Label</key>
    <string>batteryAlert</string>
    <key>LowPriorityIO</key>
    <true/>
    <key>ProgramArguments</key>
    <array>
      <string>/usr/bin/osascript</string>
      <string>/etc/batteryScript.applescript</string>
    </array>
    <key>RunAtLoad</key>
    <true/>
    <key>ServiceDescription</key>
    <string>Battery Alert</string>
    <key>StartInterval</key>
    <integer>30</integer>
  </dict>
</plist>