Big Reactor Controller

if not fs.exists("kapi") then
 shell.run("pastebin get Wa30xjVY kapi")
 os.loadAPI("kapi")
else
 os.loadAPI("kapi")
end

reactor = peripheral.wrap("back")

if reactor.getConnected() == true then
    print("Reactor Detected! Proceeding")
    sleep(1)
    kapi.clear()
else
    print("No Reactor! Can't proceed. \nPlease fix then press enter.")
    kapi.rawread(28)
end

while true do

reactorActive = tostring(reactor.getActive())
reactorLevel = reactor.getEnergyStored()
reactorFuel = tostring(reactor.getFuelAmount())
reactorEnergyProduced = tostring(reactor.getEnergyProducedLastTick())
reactorControlRodLevel = tostring(reactor.getControlRodLevel(0))

    if reactorActive == "false" then
        kapi.menu("Klaz Reactor Controller\nI control this here nuke.\n\nReactor active: "..reactorActive.."\nEnergy Level: "..tostring(reactorLevel).."\nFuel Level: "..reactorFuel.."\nRF/t produced: "..reactorEnergyProduced)
        sleep(0.5)
    else
        kapi.menu("Klaz Reactor Controller\nI control this here nuke.\n\nReactor active: "..reactorActive.."\nEnergy Level: "..tostring(reactorLevel).."\nFuel Level: "..reactorFuel.."\nRF/t produced: "..reactorEnergyProduced.."\nControl Rod Level: "..reactorControlRodLevel)
        sleep(0.5)
    end

    if reactorActive == "false" and reactorLevel < 5000000 then
        reactor.setActive(true)
        reactorActive = tostring(reactor.getActive())
    end

    if reactorActive == "true" and reactorLevel < 5000000 then
        reactor.setAllControlRodLevels(10)
        reactorLevel = reactor.getEnergyStored()
    elseif reactorActive == "true" and reactorLevel < 7000000 then
        reactor.setAllControlRodLevels(25)
        reactorLevel = reactor.getEnergyStored()
    elseif reactorActive == "true" and reactorLevel < 8500000 then
        reactor.setAllControlRodLevels(50)
        reactorLevel = reactor.getEnergyStored()
    elseif reactorActive == "true" and reactorLevel < 9700000 then
        reactor.setAllControlRodLevels(90)
        reactorLevel = reactor.getEnergyStored()
    else
        reactor.setActive(false)
        reactorActive = tostring(reactor.getActive())
    end
end