From afa11c07230831207d4fb0002ecdc4e9927a1eeb Mon Sep 17 00:00:00 2001
From: Elias Fleckenstein <eliasfleckenstein@web.de>
Date: Mon, 2 Nov 2020 15:33:05 +0100
Subject: [PATCH] Unbreaking for armor

---
 mods/HELP/mcl_tt/depends.txt      | 1 +
 mods/HELP/mcl_tt/snippets_mcl.lua | 8 +++++++-
 mods/ITEMS/mcl_armor/armor.lua    | 4 ++++
 mods/ITEMS/mcl_armor/depends.txt  | 1 +
 4 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/mods/HELP/mcl_tt/depends.txt b/mods/HELP/mcl_tt/depends.txt
index c49c556e..12e5a198 100644
--- a/mods/HELP/mcl_tt/depends.txt
+++ b/mods/HELP/mcl_tt/depends.txt
@@ -1 +1,2 @@
 tt
+mcl_enchanting
diff --git a/mods/HELP/mcl_tt/snippets_mcl.lua b/mods/HELP/mcl_tt/snippets_mcl.lua
index 569dbe68..6e280350 100644
--- a/mods/HELP/mcl_tt/snippets_mcl.lua
+++ b/mods/HELP/mcl_tt/snippets_mcl.lua
@@ -25,7 +25,7 @@ tt.register_snippet(function(itemstring)
 	end
 	return s
 end)
-tt.register_snippet(function(itemstring)
+tt.register_snippet(function(itemstring, _, itemstack)
 	local def = minetest.registered_items[itemstring]
 	local s = ""
 	local use = minetest.get_item_group(itemstring, "mcl_armor_uses")
@@ -34,6 +34,12 @@ tt.register_snippet(function(itemstring)
 		s = s .. S("Armor points: @1", pts)
 		s = s .. "\n"
 	end
+	if itemstack then
+		local unbreaking = mcl_enchanting.get_enchantment(itemstack, "unbreaking")
+		if unbreaking > 0 then
+			use = math.floor(use / (0.6 + 0.4 / (unbreaking + 1)))
+		end
+	end
 	if use > 0 then
 		s = s .. S("Armor durability: @1", use)
 	end
diff --git a/mods/ITEMS/mcl_armor/armor.lua b/mods/ITEMS/mcl_armor/armor.lua
index b9aa1b27..5387aa70 100644
--- a/mods/ITEMS/mcl_armor/armor.lua
+++ b/mods/ITEMS/mcl_armor/armor.lua
@@ -518,6 +518,10 @@ minetest.register_on_player_hpchange(function(player, hp_change, reason)
 			if stack:get_count() > 0 then
 				-- Damage armor
 				local use = stack:get_definition().groups["mcl_armor_uses"] or 0
+				local unbreaking = mcl_enchanting.get_enchantment(stack, "unbreaking")
+				if unbreaking > 0 then
+					use = use / (0.6 + 0.4 / (unbreaking + 1))
+				end
 				if use > 0 then
 					local wear = armor_damage * math.floor(65536/use)
 					stack:add_wear(wear)
diff --git a/mods/ITEMS/mcl_armor/depends.txt b/mods/ITEMS/mcl_armor/depends.txt
index e57f69df..067cf61b 100644
--- a/mods/ITEMS/mcl_armor/depends.txt
+++ b/mods/ITEMS/mcl_armor/depends.txt
@@ -3,3 +3,4 @@ mcl_player
 mcl_fire?
 ethereal?
 bakedclay?
+mcl_enchanting