Big Reactors: Active Cooling Reactor (ComputerCraft)

-- Simple Big Reactors Active Cooling Reactor control: Power only if steam tank low

while true do

local sides = {"left", "right", "top", "bottom", "front", "back"}
local reactor, monitor

for i, side in pairs(sides) do
    if (peripheral.isPresent(side)) then
        local deviceType = peripheral.getType(side)
        local peripher = peripheral.wrap(side)
        if (deviceType == "monitor") then
            peripher.setTextScale(0.9)
            monitor = peripher
        end
        if (deviceType == "BigReactors-Reactor") then
            reactor = peripher
        end
        print("Debug: side: '"..side.."', device: '"..deviceType.."'")
    end
end

monitor.clear()
monitor.setCursorPos(1, 1)
monitor.write('Reactor:')
monitor.setCursorPos(1, 2)
monitor.write('--------')
monitor.setCursorPos(1,3)
monitor.write('STATE:'..tostring(reactor.getActive()))
if not reactor.getHotFluidType()
then
monitor.setCursorPos(1,5)
monitor.write('No HOT fluid')
else
monitor.setCursorPos(1,5)
monitor.write('HOT: '..reactor.getHotFluidType())
monitor.setCursorPos(1,6)
local chprc = (reactor.getHotFluidAmount()*100)/reactor.getHotFluidAmountMax()
monitor.write('FILL: '..math.ceil(chprc).."%")
monitor.setCursorPos(1,7)
monitor.write('FILL: '..(reactor.getHotFluidAmount()/1000).." B")
end

term.clear()
term.setCursorPos(1, 1)
term.write('Reactor:')
term.setCursorPos(1, 2)
term.write('--------')
term.setCursorPos(1,3)
term.write('STATE:'..tostring(reactor.getActive()))
if not reactor.getHotFluidType()
then
term.setCursorPos(1,5)
term.write('No HOT fluid')
else
term.setCursorPos(1,5)
term.write('HOT FLUID: '..reactor.getHotFluidType())
term.setCursorPos(1,6)
local chprc = (reactor.getHotFluidAmount()*100)/reactor.getHotFluidAmountMax()
term.write('FILL: '..math.ceil(chprc).."%")
term.setCursorPos(1,7)
term.write('FILL: '..reactor.getHotFluidAmount().." mB")
end

term.setCursorPos(1,9)
term.write("Press Ctrl+T")
term.setCursorPos(1,10)
term.write("to stop script")

if reactor.getHotFluidAmount() < reactor.getHotFluidAmountMax()/2
then reactor.setActive(true)
else reactor.setActive(false)
end

sleep(2)

end