sign-script

local basalt = require("basalt")

local monitor = peripheral.wrap("front")
local monitorFrame = basalt.addMonitor()
monitorFrame:setMonitor(monitor)

local bank = peripheral.wrap("back")

local title = monitorFrame:addLabel()
title:setPosition(2,2)
title:setText("Power Monitor")
title:setFontSize(2)

local current = monitorFrame:addLabel()
current:setPosition(4,2)
current:setText("0")
current:setFontSize(1)

local progressBar = monitorFrame:addProgressbar()
progressBar:setDirection("right")
progressBar:setProgress(50)
progressBar:setProgressBar(colors.blue)

local function updateProgress()
    local currPower = bank.getEnergyStored()
    local maxPower = bank.getEnergyCapacity()
    basalt.debug(currPower/maxPower)
end

basalt.schedule(function()
  while true do -- we need a endless loop here
    updateProgress()
    sleep(1) -- every second
  end
end)()

basalt.autoUpdate()