witchery kettle trigger craft(3 category)/encodeRecipe

essentiaChest = peripheral.wrap("iron_3")
pedestalChest = peripheral.wrap("diamond_5")
triggerChest = peripheral.wrap("crystal_7")
infusionChest = peripheral.wrap("gold_5")


arg = { ... }
outputFile = arg[1]

essentiaChest.condenseItems()
pedestalChest.condenseItems()
triggerChest.condenseItems()
infusionChest.condenseItems()
function getItems(chest)
  stacks = chest.getAllStacks()
  itemArray = {}
  for slot,item in ipairs(stacks) do
    table.insert(itemArray, item.all())
  end
  return itemArray
end

essentiaItems = getItems(essentiaChest)
infusionItems = getItems(infusionChest)
pedestalItems = getItems(pedestalChest)
triggerItems = getItems(triggerChest)

result = {essentiaItems = essentiaItems,
infusionItems = infusionItems,
pedestalItems = pedestalItems,
triggerItems = triggerItems}

file = fs.open(outputFile, "w")
file.write(json.encodePretty(result))
file.close()