//Set icon item
setIcon(<tconstruct:smeltery_controller>)

//Set title String
setTitle("Smeltery Controller")

//Set description String
setDescription("This is the Brain of the Smeltry")

//Add a parent advancement. The syntax is "modid:folder/path/to/the/advancement/then/filename"
addParent("triumph:tinkers/searedbrick")
setRequiresParent(true)

//Set the position
setPos(9, 18)

//Set this to use direct lines, so I can have a pretty shape
drawDirectLines(true)

//Adds criteria named "hasSmeltery_Controller" with the trigger type "minecraft:inventory_changed". This function returns the criteria as an object
criteria = addCriteria("hasSmeltery_Controller", "minecraft:inventory_changed")

//Adds the required item for the criteria. This is the item that needs to be in the player inventory.
criteria.addItem(<tconstruct:smeltery_controller>)