From 235bb154bc71981db5664507b9a862d317f2c582 Mon Sep 17 00:00:00 2001
From: Simon Brodtmann <github@accounts.brodtmann.info>
Date: Mon, 2 Dec 2024 22:47:49 +0100
Subject: [PATCH] Fix research triggers

https://mods.factorio.com/mod/hot-metals/discussion/674736fbab56c062e1c0dac6
---
 hot-metals/data-updates.lua                 |  2 +-
 hot-metals/prototypes/{item.lua => hot.lua} | 11 +++++++++--
 2 files changed, 10 insertions(+), 3 deletions(-)
 rename hot-metals/prototypes/{item.lua => hot.lua} (77%)

diff --git a/hot-metals/data-updates.lua b/hot-metals/data-updates.lua
index 976dbab..85f98ef 100644
--- a/hot-metals/data-updates.lua
+++ b/hot-metals/data-updates.lua
@@ -1 +1 @@
-require("prototypes.item")
\ No newline at end of file
+require("prototypes.hot")
\ No newline at end of file
diff --git a/hot-metals/prototypes/item.lua b/hot-metals/prototypes/hot.lua
similarity index 77%
rename from hot-metals/prototypes/item.lua
rename to hot-metals/prototypes/hot.lua
index 7643f24..fe066fd 100644
--- a/hot-metals/prototypes/item.lua
+++ b/hot-metals/prototypes/hot.lua
@@ -1,6 +1,6 @@
 local spoil_ticks = settings.startup["hot-metals-time"].value * 60
 
-function createHotVariant(itemName)
+function createHotVariant(itemName, _spoil_ticks)
     -- Create new item
     local hotItem = table.deepcopy(data.raw.item[itemName])
     hotItem.name = "hot-" .. itemName
@@ -8,7 +8,7 @@ function createHotVariant(itemName)
     hotItem.icon = "__hot-metals__/graphics/icons/hot-" .. itemName .. ".png"
     hotItem.order = hotItem.order .. "-hot"
     hotItem.spoil_result = itemName
-    hotItem.spoil_ticks = spoil_ticks
+    hotItem.spoil_ticks = _spoil_ticks or spoil_ticks
     data:extend({ hotItem })
 
     -- Change recipes
@@ -17,6 +17,13 @@ function createHotVariant(itemName)
             recipe.results[1].name = hotItem.name
         end
     end
+
+    -- Change technology triggers
+    for _, tech in pairs(data.raw.technology) do
+        if tech.research_trigger and tech.research_trigger.item == itemName then
+            tech.research_trigger.item = hotItem.name
+        end
+    end
 end
 
 createHotVariant("copper-cable")