AppleScript to get wifi info

main.scpt

use AppleScript version "2.8" -- Yosemite (10.10) or later
use framework "Foundation"
use framework "CoreWLAN"
use scripting additions

set wifiInterface to current application's CWInterface's interfaceWithName:"en0"

-- Require location permission granted
-- Print the entire object
log quoted form of (wifiInterface's interfaceName as string)
log quoted form of (wifiInterface's ssid() as string)
log quoted form of (wifiInterface's bssid() as string)