casino check in

w, h = term.getSize()
cashOut = false

function cPrint(string, ypos)
term.setCursorPos(w/2 - #string/2, ypos)
term.write(string)
end

function welcome()
cPrint("Hello, and welcome to the casino", 6)
cPrint("Please deposit the items", 7)
cPrint("you wish to exchange", 8)
cPrint("Press enter when you are done", 10)

while true do
  event, key = os.pullEvent("key")
  if key == 16 then cashOut = true break
  elseif key == 28 then cashOut = false break
  end
end
term.clear()
cPrint("Thank you", 6)
if cashOut == true then
  cPrint("Please wait while i get your prize", 7)
else
  cPrint("please wait while i get your credits", 7)
end
end


function sendSignal(message)
rednet.open("right")
rednet.send(21, message)
end

function receiveSignal()
event = os.pullEvent("rednet_message")
end


function getCredit()
turtle.turnRight()
turtle.turnRight()
turtle.forward()

for i = 1, 5 do
  turtle.down()
end

turtle.turnRight()
turtle.turnRight()

for i = 1, 16 do
  turtle.select(i)
  turtle.drop()
  sleep(1)
end

turtle.select(1)

sleep(1)

if cashOut == true then
  sendSignal("cashOut")
else
  sendSignal("go")
end

receiveSignal()

for i = 1, 5 do
  turtle.up()
end

turtle.forward()

for i = 1,3 do
  turtle.select(i)
  turtle.drop()
end

turtle.select(1)
end



-------------- LOOP ----------------

while true do
term.clear()
 cashOut = false
  welcome()
  getCredit()
  cashout = false
end