turbine = peripheral.wrap("back")
optimalRotorSpeed = 1800
rotorVariance = 10
maxFlowRate = 2000
leastFlowRate = 500

capacitor = peripheral.wrap("tile_blockcapacitorbank_name_1")
capacitorCount = 3
capacitorCapacity = 25000000
totalCapacity = (capacitorCount * capacitorCapacity)
powerVariance = 5000000

function engage(bool)
    turbine.setInductorEngaged(bool)
end

function power(bool)
    turbine.setActive(bool)
end

function lower(cur)
    turbine.setFluidFlowRateMax((cur-100))
end

function higher(cur)
    turbine.setFluidFlowRateMax((cur+100))
end

while true do
    on = turbine.getActive()
    engaged = turbine.getInductorEngaged()
    curSpeed = turbine.getRotorSpeed()
    steamAmount = turbine.getInputAmount()
    flowRate = turbine.getFluidFlowRateMax()
    flowMax = (flowRate==maxFlowRate)
    flowLeast = (flowRate==leastFlowRate)
    rotorLow = (curSpeed<(optimalRotorSpeed-rotorVariance))
    rotorGood = (curSpeed==optimalRotorSpeed)
    rotorHigh = (curSpeed>(optimalRotorSpeed+rotorVariance))
    steamLow = (steamAmount<flowRate)
    steamHigh = (steamAmount>=flowRate)
    energy = capacitor.getEnergyStored()
    actualEnergy = (energy * capacitorCount)
    energyFull = (actualEnergy>=(totalCapacity-powerVariance))

    if on then
        if engaged then
            if rotorLow then
                if flowMax then
                    engage(false)
                else
                    higher(flowRate)
                    sleep(1)
                end
            end
            if rotorHigh then
                lower(flowRate)
                sleep(1)
            end
        else
            if rotorGood or rotorHigh then
                engage(true)
            end
        end
        if steamLow then
            if rotorLow then
                engage(false)
            end
            if flowLeast then
                power(false)
            else
                lower(flowRate)
            end
        end
    else
        if steamHigh and not energyFull then
            power(true)
        end
    end

    if energyFull then
        power(false)
        engage(false)
    end

sleep(1)
end