ComputerCraft BigReactor Controller

local reactor = peripheral.wrap('right')
local minTreshold = 20
local maxTreshold = 90
local bufferSize = 10000000
while(true) do
    local percentage = ((reactor.getEnergyStored() / bufferSize) * 100)
    if(percentage <= minTreshold) then
        reactor.setActive(true)
        print('The reactor started !')
    elseif(percentage >= maxTreshold) then
        reactor.setActive(false)
        print('The reactor stopped !')
    end
    sleep(1)
end