ComputerCraft Program: Glasses

--config
capacitorNum = 2 --the number of capicitorbanks.
glass = peripheral.find("openperipheral_bridge")--id or side of bridge.
capacitor = peripheral.find("tile_blockcapacitorbank_name") --id or side of capacitorbank.
pName = "dragontamerfred"--put your name here.(not in use now)

--functions
--dont edit expert only

function timeDis()--draw text
  time = textutils.formatTime(os.time(),true)
  glass.addText(630,2,time,0xFF0000)
end

function chatCommand()
    while true do
        local event, side, name, uuid, msg = os.pullEvent()
        if event == "glasses_chat_command" then
            if msg == "energy on" then
                energy = "true"
            elseif msg == "energy off" then
                energy = "false"
       end
    end
    end
end

function drawHud()--draw the hud
    glass.addBox(1,1,677,10,0xFFFFFF,0.2)
    if energy == "true" then--draw the energy bar
        glass.addBox(1,30,50,125,0x000001,0.2)
        local sEnergy = capacitor.getEnergyStored("UNKNOWN")
        local sEnergy = sEnergy*capacitorNum
        local mEnergy = capacitor.getMaxEnergyStored("UNKNOWN")
        local mEnergy = mEnergy*capacitorNum
        local pEnergy = math.floor((sEnergy/mEnergy)*100)
        print ("energy stored: "..pEnergy.."%")
        glass.addText(6,140,pEnergy.."%",0x09FF00)
        glass.addBox(6,35,15,100-pEnergy,0xFDFF00,0.2)
        glass.addBox(6,35,15,100,0x990000,0.5)
    end
end

--main loop
function start()
  while true do
    glass.clear()
    drawHud()
    timeDis()
    glass.sync()
    sleep(.1)
  end
end

--the program
parallel.waitForAll(start, chatCommand)