startup

me = peripheral.wrap("bottom")
mon = peripheral.wrap("top")
low = 64
local meItems = {
[1] = {"Iron Blocks","minecraft:iron_block","0"},
[2] = {"Redstone Blocks","minecraft:redstone_block","0"},
[3] = {"Gold Blocks","minecraft:gold_block","0"},
[4] = {"Diamond Blocks","minecraft:diamond_block","0"},
[5] = {"Osmium Blocks","Mekanism:BasicBlock","0"},
[6] = {"Iron Ingots","minecraft:iron_ingot","0"},
[7] = {"Redstone Dust","minecraft:redstone","0"},
[8] = {"Gold Ingots","minecraft:gold_ingot","0"},
[9] = {"Diamonds","minecraft:diamond","0"},
[10] = {"Osmium Ingots","Mekanism:Ingot","1"},
[11] = {"Iridium Ore","IC2:itemOreIridium","0"},
[12] = {"Ender Pearls","minecraft:ender_pearl","0"},
[13] = {"Enderium Ingot","ThermalFoundation:material","76"},
[14] = {"Essentia","Thaumcraft:ItemCrystalEssence","0"}
}

function checkMe(checkName, name)
  melist = me.getAvailableItems()
  for a = 1, #melist do
    itemName = melist[a].fingerprint.id .. melist[a].fingerprint.dmg
    value = tostring(melist[a].size)
    if itemName == checkName then
      print("true")
      print(name)
      print("me=" ..itemName)
      print("var=" ..checkName)
      centerT(name, row+2, colors.black,colors.blue,"left")
      if tonumber(value) <= low then
        centerT(value, row+2, colors.black, colors.red,"right")
      else
        centerT(value, row+2, colors.black, colors.green,"right")
      end
      row=row+1
    end
  end
end

function checkTable()
  clearScreen()
  row = 1
  for i = 1, #meItems do
    checkName = meItems[i][2] .. meItems[i][3]
    name = meItems[i][1]
    checkMe(checkName, name)
  end
end

function clearScreen()
 mon.setBackgroundColor(colors.black)
 mon.clear()
 mon.setCursorPos(1,1)
 centerT("  Storage  ", 1, colors.blue, colors.white, "head")

end

function centerT(text,line,txtback,txtcolor,pos)
  monX,monY = mon.getSize()
  mon.getBackgroundColor(txtback)
  mon.setTextColor(txtcolor)
  length = string.len(text)
  dif = math.floor(monX-length)
  x = math.floor(dif/2)

  if pos == "head" then
    mon.setCursorPos(x+1,line)
    mon.write(text)
  elseif pos == "left" then
    mon.setCursorPos(2,line)
    mon.write(text)
  elseif pos == "right" then
    mon.setCursorPos(monX-length, line)
    mon.write(text)
  end
end

while true do
  checkTable()
  sleep(30)
end