Make the hammer a tool instead of an item

crafts.lua

@@ -142,17 +142,12 @@ minetest.register_craft({
 minetest.register_craft({
 	output = "xdecor:hammer",
 	recipe = {
-		{"default:steel_ingot","group:stick","default:steel_ingot"},
+		{"default:steel_ingot", "group:stick", "default:steel_ingot"},
 		{"", "group:stick", ""},
 		{"", "group:stick", ""}
 	}
 })
 
-minetest.register_craftitem("xdecor:hammer", {
-	description = "Hammer",
-	inventory_image = "xdecor_hammer.png"
-})
-
 minetest.register_craft({
 	output = "xdecor:hive",
 	recipe = {

nodes.lua

@@ -115,7 +115,6 @@ if minetest.get_modpath("bucket") then
 	minetest.override_item("bucket:bucket_empty", {
 		on_use = function(itemstack, user, pointed_thing)
 			local inv = user:get_inventory()
-
 			if pointed_thing.type == "node" and
 					minetest.get_node(pointed_thing.under).name == "xdecor:cauldron" then
 				if inv:room_for_item("main", "bucket:bucket_water 1") then
@@ -316,12 +315,9 @@ xdecor.register("fire", {
 
 minetest.register_tool("xdecor:flint_steel", {
 	description = "Flint & Steel",
-	stack_max = 1, 
 	inventory_image = "xdecor_flint_steel.png",
 	tool_capabilities = {
-		groupcaps = {
+		groupcaps = { flamable = {uses=65, maxlevel=1} }
-			flamable = {uses=65, maxlevel=1}
-		}
 	},
 	on_use = function(itemstack, user, pointed_thing)
 		if pointed_thing.type == "node" and
@@ -342,6 +338,17 @@ minetest.register_tool("xdecor:flint_steel", {
 	end
 })
 
+minetest.register_tool("xdecor:hammer", {
+	description = "Hammer",
+	inventory_image = "xdecor_hammer.png",
+	tool_capabilities = {
+		groupcaps = { snappy = {uses=20, maxlevel=2} }
+	},
+	on_use = function(itemstack, user, pointed_thing)
+		if pointed_thing.type == "node" then return end -- The hammer ain't meant for digging but for repairing.
+	end
+})
+
 xdecor.register("ivy", {
 	description = "Ivy",
 	drawtype = "signlike",

worktable.lua

@@ -52,7 +52,7 @@ local function xconstruct(pos)
 		"image[1,2;1,1;xdecor_saw.png]"..
 		"label[2,1.5;Output]"..
 		"list[current_name;output;2,2;1,1;]"..
-		"label[4.5,1.5;Damaged tool]"..
+		"label[5,1.5;Tool]"..
 		"list[current_name;src;5,2;1,1;]"..
 		"image[6,2;1,1;xdecor_anvil.png]"..
 		"label[6.8,1.5;Hammer]]"..
@@ -114,7 +114,7 @@ local function xput(pos, listname, index, stack, player)
 	end
 	if listname == "fuel" then
 		if stack:get_name() == "xdecor:hammer" then
-			return stack:get_count()
+			return 1
 		else
 			return 0
 		end
@@ -208,27 +208,32 @@ end
 
 minetest.register_abm({ -- Repair Tool's code by Krock, modified by kilbith.
 	nodenames = {"xdecor:worktable"},
-	interval = 5, chance = 1,
+	interval = 1, chance = 1,
 	action = function(pos, node, active_object_count, active_object_count_wider)
 		local meta = minetest.get_meta(pos)
 		local inv = meta:get_inventory()
 		local src = inv:get_stack("src", 1)
+		local fuel = inv:get_stack("fuel", 1)
 		local wear = src:get_wear()
-		local repair = -1400
+		local wear2 = fuel:get_wear()
+
+		local repair = -1400 -- Tool's repairing factor (higher in negative means greater repairing).
+		local wearhammer = 700 -- Hammer's wearing factor (higher in positive means greater wearing).
 
 		if (src:is_empty() or wear == 0 or wear == 65535) then return end
 
-		local fuel = inv:get_stack("fuel", 1)
 		if (fuel:is_empty() or fuel:get_name() ~= "xdecor:hammer") then
 		return end
 
 		if (wear + repair < 0) then
-			src:add_wear(repair + wear)
+			src:add_wear(repair)
+			fuel:add_wear(wearhammer)
 		else
 			src:add_wear(repair)
+			fuel:add_wear(wearhammer)
 		end
 
 		inv:set_stack("src", 1, src)
-		inv:remove_item("fuel", "xdecor:hammer 1")
+		inv:set_stack("fuel", 1, fuel)
 	end
 })