From 28ff1aeb22302d908b35ff7ef24c87f6282f7702 Mon Sep 17 00:00:00 2001
From: mrkubax10 <mrkubax10@onet.pl>
Date: Tue, 11 Nov 2025 19:51:24 +0100
Subject: [PATCH] Introduce recipe override support for
 `SimpleElectricItemProcessor`

---
 machines/simple_electric_item_processor.lua | 56 +++++++++++++++------
 1 file changed, 41 insertions(+), 15 deletions(-)

diff --git a/machines/simple_electric_item_processor.lua b/machines/simple_electric_item_processor.lua
index 4c13bbb..e059410 100644
--- a/machines/simple_electric_item_processor.lua
+++ b/machines/simple_electric_item_processor.lua
@@ -14,6 +14,8 @@
 -- You should have received a copy of the GNU General Public License
 -- along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
+local S=minetest.get_translator("industrialtest")
+
 industrialtest.SimpleElectricItemProcessor=table.copy(industrialtest.ActivatedElectricMachine)
 industrialtest.internal.unpackTableInto(industrialtest.SimpleElectricItemProcessor,{
 	facedir=true,
@@ -51,7 +53,9 @@ function industrialtest.SimpleElectricItemProcessor.getFormspec(self,pos)
 	local meta=minetest.get_meta(pos)
 	local powerPercent=meta:get_int("industrialtest.powerAmount")/meta:get_int("industrialtest.powerCapacity")*100
 	local srcPercent=meta:get_float("srcTime")/meta:get_float("maxSrcTime")*100
+	local recipeOverride=self.isRecipeOverride(meta)
 	local formspec={
+		(recipeOverride and "label[3.4,1.5;"..S("Recipe override: @1", minetest.registered_items[recipeOverride].description).."]" or ""),
 		"list[context;src;3.4,1.8;1,1]",
 		industrialtest.internal.getItemSlotBg(3.4,1.8,1,1),
 		(powerPercent>0 and "image[3.4,2.8;1,1;industrialtest_gui_electricity_bg.png^[lowpart:"..powerPercent..":industrialtest_gui_electricity_fg.png]"
@@ -151,7 +155,8 @@ function industrialtest.SimpleElectricItemProcessor.shouldActivate(self,pos)
 		local output=self:getCraftResult(srcSlot)
 		return output and output.time>0 and inv:room_for_item("dst",output.item)
 	end
-	return false
+
+	return meta:contains("recipeOverride") and meta:contains("recipeOverrideMaxTime") and meta:get_string("recipeOverride")~=""
 end
 
 function industrialtest.SimpleElectricItemProcessor.shouldDeactivate(self,pos)
@@ -164,6 +169,10 @@ function industrialtest.SimpleElectricItemProcessor.shouldDeactivate(self,pos)
 		return true
 	end
 
+	if meta:contains("recipeOverride") and meta:contains("recipeOverrideMaxTime") and meta:get_string("recipeOverride")~="" then
+		return false
+	end
+
 	local srcSlot=inv:get_stack("src",1)
 	if srcSlot:is_empty() then
 		return true
@@ -179,11 +188,15 @@ function industrialtest.SimpleElectricItemProcessor.activeUpdate(self,pos,elapse
 	local srcTime=0
 	local maxSrcTime
 	if meta:get_float("maxSrcTime")<=0 then
-		local output=self:getCraftResult(srcSlot)
-		maxSrcTime=output.time*self.efficiency
+		local recipeOverride=self.isRecipeOverride(meta)
+		if recipeOverride then
+			maxSrcTime=meta:get_int("recipeOverrideMaxTime")
+		else
+			local output=self:getCraftResult(srcSlot)
+			maxSrcTime=output.time*self.efficiency
+		end
 		meta:set_float("srcTime",0)
 		meta:set_float("maxSrcTime",maxSrcTime)
-		shouldUpdateFormspec=true
 	else
 		srcTime=meta:get_float("srcTime")
 		maxSrcTime=meta:get_float("maxSrcTime")
@@ -196,25 +209,38 @@ function industrialtest.SimpleElectricItemProcessor.activeUpdate(self,pos,elapse
 	meta:set_int("srcTime",srcTime)
 
 	if srcTime>=maxSrcTime then
-		local output=self:getCraftResult(srcSlot)
-		local usedItems=srcSlot:get_count()-output.src:get_count()
-		local multiplier=1
-		if srcSlot:get_count()>=speed*usedItems then
-			multiplier=speed
-		end
-		if output.item:get_count()>0 then
-			output.item:set_count(output.item:get_count()*multiplier)
-			inv:add_item("dst",output.item)
+		local recipeOverride=self.isRecipeOverride(meta)
+		if recipeOverride then
+			inv:add_item("dst",ItemStack(recipeOverride))
+			meta:set_string("recipeOverride","")
+		else
+			local output=self:getCraftResult(srcSlot)
+			local usedItems=srcSlot:get_count()-output.src:get_count()
+			local multiplier=1
+			if srcSlot:get_count()>=speed*usedItems then
+				multiplier=speed
+			end
+			if output.item:get_count()>0 then
+				output.item:set_count(output.item:get_count()*multiplier)
+				inv:add_item("dst",output.item)
+			end
+			srcSlot:set_count(srcSlot:get_count()-multiplier*usedItems)
+			inv:set_stack("src",1,srcSlot)
 		end
 		meta:set_float("srcTime",-1)
 		meta:set_float("maxSrcTime",0)
-		srcSlot:set_count(srcSlot:get_count()-multiplier*usedItems)
-		inv:set_stack("src",1,srcSlot)
 	end
 
 	return true
 end
 
+function industrialtest.SimpleElectricItemProcessor.isRecipeOverride(meta)
+	if meta:contains("recipeOverride") and meta:contains("recipeOverrideMaxTime") and meta:get_string("recipeOverride")~="" then
+		return meta:get_string("recipeOverride")
+	end
+	return false
+end
+
 function industrialtest.SimpleElectricItemProcessor.getCraftResult(self,itemstack)
 	-- Dummy method
 end