TE&MEK Upgrades

local mode = {"mekanism", "thermalexpansion"}

local tiers = {}
tiers.thermalexpansion = {"Hardened", "Electrum", "Signalum", "Resonant"}
tiers.mekanism = {"Basic", "Advanced", "Elite", "Ultimate"}
local machines = {}
machines.thermalexpansion = {"thermalexpansion:cell", "thermalexpansion:machine", "thermalexpansion:dynamo", "thermalexpansion:strongbox", "thermalexpansion:cache", "thermalexpansion:tank"}
machines.mekanism = {"mekanism:machineblock", "mekanism:gastank"}
local upgradeables = {}
upgradeables.mekanism = {"mekanism:tierinstaller"}
upgradeables.thermalexpansion = {"thermalfoundation:upgrade"}

function checkInventoryAndUpgrade()
  term.clear()
  term.setCursorPos(1,1)
  if turtle.getItemCount(16) == 0 then
    for i = 1,15 do
      local current = turtle.getItemDetail(i)
      if current ~= nil then
        print("'"..current.name.."' in Slot "..i)
        for k,v in pairs(machines) do
          for a,b in pairs(v) do
            if current.name == b then
              turtle.select(i)
              turtle.placeDown()
              turtle.select(1)
            end
          end
        end
        sleep(0.5)
        for k,v in pairs(upgradeables) do
          for a,b in pairs(v) do
            if current.name == b then
              turtle.select(i)
              turtle.placeDown()
              turtle.select(1)
            end
          end
        end
      end
    end
  end
end

while true do
  checkInventoryAndUpgrade()
  sleep(0.5)
  turtle.select(16)
  if turtle.getItemCount(16) == 0 then
    turtle.digDown()
  end
end