darkmattergeneratoronlinenotifier

InputSignalDirection = "top"
MonitorSide = "bottom"
Monitor = peripheral.wrap(MonitorSide)
RedstoneIOSide = "top"
StopFunction = ""

function DrawText(xPos, yPos, text, textColour, backgroundColour)
    Monitor.setBackgroundColor(backgroundColour)
    Monitor.setTextColor(textColour)
    Monitor.setCursorPos(xPos,yPos)
    Monitor.write(text)
end

function FillBackground(colour)
    Monitor.setBackgroundColor(colour)
    Monitor.clear()
end

function DrawCenteredHorizontal(yPos, text, textColour, backgroundColour)
    local monX, monY = Monitor.getSize()
    local textLength = string.len(text)
    local centerX = (monX / 2) - (textLength / 2)
    DrawText(centerX, yPos, text, textColour, backgroundColour)
end

function Draw()
    while true do
        local inputColours = redstone.getBundledInput(RedstoneIOSide)
        local isActive = colours.test(inputColours, colours.white)
        if (isActive) then
            FillBackground(colours.green)
            DrawCenteredHorizontal(2, "Dark Matter Generator", colours.white, colours.green)
            DrawCenteredHorizontal(4, "ONLINE", colours.white, colours.green)
        else
            FillBackground(colours.red)
            DrawCenteredHorizontal(2, "Dark Matter Generator", colours.white, colours.red)
            DrawCenteredHorizontal(4, "OFFLINE", colours.white, colours.red)
        end

        os.sleep(0.8)
    end
end

function WaitForMonitorTouch()
    local event, side, x, y = os.pullEvent("monitor_touch")
    --TouchX = x
    --TouchY = y
    StopFunction = "monTouch"
end

function MonitorTouched()
    local outputColours = redstone.getBundledOutput(RedstoneIOSide)

    if (colours.test(outputColours, colours.white)) then
        redstone.setBundledOutput(RedstoneIOSide, outputColours - colours.white)
    else
        redstone.setBundledOutput(RedstoneIOSide, outputColours + colours.white)
    end

    return
end

function Main()
    while true do
        parallel.waitForAny(Draw, WaitForMonitorTouch)
        if (StopFunction == "monTouch") then
            StopFunction = "none"
            MonitorTouched()
        end
    end
end

Main()