add helper function to add {eatable}

init.lua

@@ -7,7 +7,7 @@
 
 farming = {
 	mod = "redo",
-	version = "20240625",
+	version = "20240726",
 	path = minetest.get_modpath("farming"),
 	select = {
 		type = "fixed",
@@ -767,6 +767,27 @@ if input then
 	input:close()
 end
 
+-- helper function to add {eatable} group to food items
+local mod_tt_base = minetest.get_modpath("tt_base") -- mod does similar to infotext
+
+function farming.add_eatable(item, hp)
+
+	local def = minetest.registered_items[item]
+
+	if def then
+
+		local grps = def.groups or {}
+
+		grps.eatable = hp ; grps.flammable = 2
+
+		if mod_tt_base == nil then
+			def.description = def.description .. " (♥" .. hp .. ")"
+		end
+
+		minetest.override_item(item, {description = def.description, groups = grps})
+	end
+end
+
 -- recipe items
 dofile(farming.path .. "/items.lua")