Flappy Bird in Batch, Keyboard

@echo off
title Flappy Keyboard
if %run% neq true exit
mode con: cols=19 lines=6

:loop
cls
echo Type "W" to Jump!
choice /n /c w
if %errorlevel% equ 1 goto move

findstr /i "END" gamestate
if %errorlevel% equ 0 exit

goto loop

:move

findstr /i "END" gamestate
if %errorlevel% equ 0 exit

echo UP > movement
goto loop