Reactor Control

local rodLevels = 0
reactor = peripheral.wrap("back")
while true do
   rodModifier = math.floor( ( math.abs( 5000000 - reactor.getEnergyStored() ) / 5000000 ) * 10 )
   print("Modifier:"..rodModifier)
   if reactor.getEnergyStored() > 6000000 then
      rodLevels = math.min(rodLevels + rodModifier,100)
   end
   if reactor.getEnergyStored() < 4000000 then
      rodLevels = math.max(rodLevels - rodModifier, 0)
   end
   if reactor.getEnergyStored() > 9000000 then
      rodLevels = 100
   end
   if reactor.getEnergyStored() < 1000000 then
      rodLevels = 0
   end
   if reactor.getEnergyStored() == 10000000 then
      reactor.setActive(false)
   else
      reactor.setActive(true)
   end
   print("Rod Levels: "..rodLevels)
   reactor.setAllControlRodLevels(rodLevels)
   sleep(1)
end