os.pullEvent = os.pullEventRaw
local redin = "right"
local redout = "bottom"
local printerside = "left"
math.randomseed(os.time())

local printer = peripheral.wrap(printerside) -- Wrap the printer

local stopme = true

local result, n1, n2, n3, hash, ready

while (true) do
	while (redstone.getInput(redin) and stopme) do
		stopme = false
		ready = printer.newPage()
		n1 = math.random(20)
		n2 = math.random(20)
		n3 = math.random(20)
		hash = (n1*n2*n3*541)%(n1+n2+n3+29) --10th and 100th primes
		result = n1 .. " " .. n2 .. " " .. n3 .. "\nHash Code: " .. hash
		write("Your lotto numbers are!\n" .. result .. "\n")
		if ready then
			printer.write(result)
			printer.setPageTitle("Lotto Ticket")
			printer.endPage()
			redstone.setOutput(redout, true)
			sleep(2)
			redstone.setOutput(redout, false)
		else
			error("Could not create a page. Is there any paper and ink in the printer?\n")
		end
	end
	if not redstone.getInput(redin) then
		shell.run("clear")
		write("Press enter for your ticket!\n\n")
		result = read()
		stopme = true
	end
end