A ComputerCraft Gist

passwordStartup.lua

userInput = ""
correctPassword = "potato"

function resetScreen(backgroundColor, textColor) 
  term.setBackgroundColor(backgroundColor)
  term.setTextColor(textColor)
  term.clear()
  term.setCursorPos(1,1)
end

function promptForPassword()
  resetScreen(colors.blue, colors.white)
  print("Please enter the password to gain entry:")
end

function successRoutine()
  resetScreen(colors.green, colors.black)
  
  textutils.slowWrite("Access Granted... ")
  textutils.slowWrite("3.. ", 3)
  textutils.slowWrite("2.. ", 3)
  textutils.slowWrite("1.. ", 3)
  
  resetScreen(colors.black, colors.white)
end

function failureRoutine()
  resetScreen(colors.red, colors.white)
  
  textutils.slowPrint("Access Denied... ", 3)
end

while userInput ~= correctPassword do
  failureRoutine()
  promptForPassword()
  userInput = read("*l")
end

successRoutine()