GraviChestplate AutoCharger

-- number of seconds before rebooting the machine, use -1 to disable
local timeToReboot = 300

--time in seconds between updates
local sleepTime = 0.5

-- the itemid of item to charge
local chargeItemID = 30473

sorter = peripheral.wrap("right")

function SecondsToClock(sSeconds)
    local nSeconds = tonumber(sSeconds)
    if nSeconds == 0 then
        return "00:00:00";
    else
        nHours = string.format("%02d", math.floor(nSeconds/3600));
        nMins = string.format("%02d", math.floor(nSeconds/60 - (nHours*60)));
        nSecs = string.format("%02d", math.floor(nSeconds - nHours*3600 - nMins *60));
        return nHours..":"..nMins..":"..nSecs
    end
end

local w,h = term.getSize()

function printStatus()
    term.clear()

    local clockTime = "Time: "..SecondsToClock(seconds)
    term.setCursorPos(w - #clockTime+1, 1)
    term.setBackgroundColor(colors.white)
    term.setTextColor(colors.black)
    term.write(clockTime)

    if timeToReboot > 0 then
        local rebootDisplay = "Reboot in: "..string.format("%d",(timeToReboot - seconds))
        term.setCursorPos(w - #rebootDisplay+1, 2)
        term.write(rebootDisplay)
    end


    term.setBackgroundColor(colors.black)
    term.setTextColor(colors.white)
end

--[[ Original code by NeverCast, revised for v3.0 by lost_RD
     This should be loaded like a typical api
     Feel free to name it what you like
     This paste created for http://ftbwiki.org/Interactive_Sorter
--]]
local directions = { [0]=0,[1]=1,[2]=2,[3]=3,[4]=4,[5]=5,["down"] = 0, ["up"] = 1, ["-Z"] = 2, ["+Z"] = 3, ["-X"] = 4, ["+X"] = 5, ["+Y"] = 1, ["-Y"] = 0}
directions.south = directions["+Z"]
directions.east = directions["+X"]
directions.north = directions["-Z"]
directions.west = directions["-X"]

-- Gets the Unique ID based on the ID and Meta
function getUUID(id, meta)
  uuid = id + meta * 32768
  return uuid
end

-- Get a stack table from a single uuid and amount
-- Valid for version 3.0
function getID(uuid)
  id = uuid
  meta = 0
  if uuid > 32768 then
    meta = uuid%32768
    id = id - (meta * 32768)
  end
end

function getStack(uuid, c)
    local stack = {}

    stack.id = uuid
    stack.meta = 0
    if uuid > 32768 then
        stack.meta = uuid%32768
        stack.id = stack.id - (stack.meta * 32768)
    end

    stack.count = c
    stack.uuid = uuid

    return stack
end


-- Get stacks from an Interactive Sorter
-- direction   : the direction of the Interactive Sorter Peripheral
-- invDirection: the direction of the inventory from the peripheral
-- valid options for invDirection are 0,1,2,3,4,5 ( original values),
-- north, south, east, west, up, down, and the +/-X,Y,Z strings.
-- (see directions variable)
function getStacks(direction, invDirection)
  if not peripheral.isPresent(direction) then
    return false, "No Peripheral"
  end
  if peripheral.getType(direction) ~= "interactiveSorter" then
    return false, "Not a sorter"
  end
  local stacks = {}
  for uuid,count in pairs(peripheral.call(direction, "list", directions[invDirection])) do
    table.insert(stacks, getStack(uuid, count))
  end
  return true, stacks
end

local isRunning = true
local reboot = false
local charging = false

while isRunning do
    printStatus()

    local isSorter, stacks = getStacks("right", "up")


    if not charging and isSorter then

        for key, value in pairs(stacks) do
            if not charging and stack.id == chargeItemID then

                local stack = stacks[key]

                sorter.extract(directions.up, stack.uuid, directions.down, 1)


                term.setCursorPos(1,1)
                term.write("Charging...")
                sleep(1)

                charging = true

            end
        end

    else if charging and isSorter then

        isSorter, stacks = getStacks("right", "down")

        for key, value in pairs(stacks) do
            if stack.id == chargeItemID and stack.meta == 0 then

                local stack = stacks[key]

                sorter.extract(directions.down, stack.uuid, directions.up, 1)

                term.setCursorPos(1,1)
                term.write("Done charging, Moving item up")
                sleep(1)

                charging = false
            end
        end

    end

    if not charging and timeToReboot > 0 and seconds >= timeToReboot then
        term.clear()
        term.setCursorPos(1,1)
        term.write("Rebooting...")
        reboot = true
        isRunning = false
        sleep(2)
    else
        seconds = seconds + sleepTime
        sleep(sleepTime)
    end
end

if reboot then os.reboot() end