Turret

component = require("component")
modem = require("component").modem
event = require("event")
turret = require("component").os_energyturret
event.pull = require("event").pull

modem.open(16)
os.sleep(0.4)
turret.extendShaft(2)
x = 0
y = 0
while true do
_,_,_,_,_,a = event.pull(modem_message)
if a == "W" then
y = y + 1
turret.moveTo(x,y)
else
 if a == "A" then
 x = x - 1
 turret.moveTo(x,y)
 else
  if a == "S" then
  y = y - 1
  turret.moveTo(x,y)
  else
   if a == "D" then
   x = x + 1
   turret.moveTo(x,y)
   else
    if a == "F" then
    turret.fire()
    os.sleep(1)
    end
   end
  end
 end
end
end