MEItemComparer

local ME = peripheral.find("meBridge")

local deuteriumReg = "gtceu:deuterium"
local tritiumReg = "gtceu:tritium"

local tritiumFromDeuteriumCraft = {
  name = tritiumReg,
  count = 40
}

local function getFluidME(fluidRegistryName)
  assert(type(fluidRegistryName) == "string", "Please enter a valid registry name!")
  local serializedFluidsList = textutils.serialize(ME.listFluid()) -- get fluids from ME network

  local fluidStart = string.find(serializedFluidsList, "  {\n    name = \"" .. fluidRegistryName) -- find first occurence of fluid
  local fluidEnd = string.find(serializedFluidsList, '},\n  {', fluidStart) -- get ending bracket of fluid entry
  assert(fluidStart ~= nil and fluidEnd ~= nil)

  local fluidMEData = string.sub(serializedFluidsList, fluidStart, fluidEnd)
  return textutils.unserialise(fluidMEData)
end

-- check for equal fluid amount --
local function equalFluids(itemA, itemB)
  return getFluidME(itemA).amount == getFluidME(itemB).amount
end

-- periodically check if fluids are equal, craft more if not --
while (true) do
  if not equalFluids(tritiumReg, deuteriumReg) then
    ME.craftFluid(tritiumFromDeuteriumCraft)
    print("Crafting 40mB of Tritium Gas with 160mB of Deuterium Gas...")
  end

  os.sleep(0.5)
end