Nuclear Reactor

local durasi = 60
local interval = 10
local cooling = 10
local jalan = false

function start()
	local drs = durasi
	local temp =0
	jalan = true
    redstone.setOutput("back",true)
	while drs > 0 do
		term.clear()
		term.setCursorPos(1,1)
		term.write("Sisa Waktu")
		term.setCursorPos(1,2)
		local pbar = drs/durasi *51
		term.setBackgroundColor(colors.green)
		for i=1,51 do
			if i>pbar then
				term.setBackgroundColor(colors.gray)
			end
			term.write(" ")
		end
		term.setBackgroundColor(colors.black)
		if jalan then
			if temp == interval then
				redstone.setOutput("back",false)
				jalan = not jalan
				temp = 0
			end
		else
			if temp == cooling then
				redstone.setOutput("back",true)
				jalan = not jalan
				temp = 0
			end
		end
		if jalan then
			print("")
			io.write(drs)
			print(" Detik")
			drs = drs - 1
		else
			local b = cooling - temp
			print("")
			print("Cooling Nuclear Reactor for "..tostring(b).." s")
		end
		temp = temp + 1
		sleep(1)
	end
end

function toggle()
	if jalan then
		redstone.setOutput("back",false)
	else
		redstone.setOutput("back",true)
	end
	jalan = not jalan
end

redstone.setOutput("back",false)
while true do
	term.clear()
	term.setCursorPos(1,1)
	term.write("Nuclear Reactor Panel")
	term.setCursorPos(1,2)
	term.setBackgroundColor(colors.blue)
	term.write("Durasi   : ")
	term.setBackgroundColor(colors.red)
	term.write(" - ")
	term.setBackgroundColor(colors.gray)
	term.write(" ")
	term.write(durasi)
	term.write(" ")
	term.setBackgroundColor(colors.green)
	term.write(" + ")
	term.setBackgroundColor(colors.black)
	term.write(" Detik ")
	term.setCursorPos(1,3)
	term.setBackgroundColor(colors.blue)
	term.write("Interval : ")
	term.setBackgroundColor(colors.red)
	term.write(" - ")
	term.setBackgroundColor(colors.gray)
	term.write(" ")
	term.write(interval)
	term.write(" ")
	term.setBackgroundColor(colors.green)
	term.write(" + ")
	term.setBackgroundColor(colors.black)
	term.write(" Detik ")
	term.setCursorPos(1,4)
	term.setBackgroundColor(colors.blue)
	term.write("Cooling  : ")
	term.setBackgroundColor(colors.red)
	term.write(" - ")
	term.setBackgroundColor(colors.gray)
	term.write(" ")
	term.write(cooling)
	term.write(" ")
	term.setBackgroundColor(colors.green)
	term.write(" + ")
	term.setBackgroundColor(colors.black)
	term.write(" Detik ")
	term.setCursorPos(1,6)
	term.setBackgroundColor(colors.green)
	term.write("       ")
	term.setBackgroundColor(colors.black)
	term.write("   ")
	term.setBackgroundColor(colors.orange)
	term.write("        ")
	term.setCursorPos(1,7)
	term.setBackgroundColor(colors.green)
	term.write(" START ")
	term.setBackgroundColor(colors.black)
	term.write("   ")
	term.setBackgroundColor(colors.orange)
	term.write(" TOOGLE ")
	term.setCursorPos(1,8)
	term.setBackgroundColor(colors.green)
	term.write("       ")
	term.setBackgroundColor(colors.black)
	term.write("   ")
	term.setBackgroundColor(colors.orange)
	term.write("        ")
	term.setBackgroundColor(colors.black)


	local event, button, x, y = os.pullEvent("mouse_click")
	--durasi--
	if x>=12 and x<=15 and y == 2 then
		durasi = durasi - 1
	elseif x>=19 and x<=21 and y == 2 then
		durasi = durasi + 1
	elseif x>=15 and x<=18 and y == 2 then
		term.setCursorPos(1,4)
		print("")
		io.write("Edit Durasi : ")
		local a = read()
		durasi = tonumber(a)
	--interval--
	elseif x>=12 and x<=15 and y == 3 then
		interval = interval - 1
	elseif x>=19 and x<=21 and y == 3 then
		interval = interval + 1
	elseif x>=15 and x<=18 and y == 3 then
		term.setCursorPos(1,4)
		print("")
		io.write("Edit Interval : ")
		local a = read()
		interval = tonumber(a)
	--cooling--
	elseif x>=12 and x<=15 and y == 4 then
		cooling = cooling - 1
	elseif x>=19 and x<=21 and y == 4 then
		cooling = cooling + 1
	elseif x>=15 and x<=18 and y == 4 then
		term.setCursorPos(1,4)
		print("")
		io.write("Edit Cooling : ")
		local a = read()
		cooling = tonumber(a)
	elseif x>=1 and x<=7 and y>=6 and y<=8 then
		start()
	elseif x>=10 and x<=17 and y>=6 and y<=8 then
		toggle()
	end

end