Canteen Tutorial

So for a thirst mechanic or anything you might want something like a water canteen. Well maybe you don't know how to make one so I have a Tutorial for how to do so.

Your gonna want something like this:

Water Canteen:

you want 1 Empty Canteen item. and one Food Item for the filled canteen you should have the result of food eaten be the empty canteen. You want them to look like this:

This image is the First Canteen the empty state

This image is what the Full Canteen should look like: (The eating item result is the Empty Canteen)

And this is the Procedure (Adds one Full Canteen and removes 1 Empty Canteen) This should go into when the Empty Canteen is right clicked on a block