From 0966a3908173743b8c7ecf3f6db734b3a248c22a Mon Sep 17 00:00:00 2001
From: Ryan Schmitz <jacquesdereims@gmail.com>
Date: Mon, 26 Jun 2023 22:08:39 -0600
Subject: [PATCH 1/2] Second chest item on second belt line

I'm not sure if this will work, but I would like to add the option to put a second item in the chest and have it go down the second line of the belt
---
 spawn-belt/control.lua | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/spawn-belt/control.lua b/spawn-belt/control.lua
index dd52dc1..3ed96d7 100644
--- a/spawn-belt/control.lua
+++ b/spawn-belt/control.lua
@@ -161,14 +161,14 @@ function find_entity_after(belt, type)
   return nil;
 end
 
-function get_chest_item(chest)
+function get_chest_item(num, chest)
   inventory = chest.get_inventory(defines.inventory.chest);
   if inventory ~= nil
   and inventory.valid == true 
   and inventory.is_empty() == false 
-  and inventory[1].valid == true
-  and inventory[1].valid_for_read == true then
-    return inventory[1].name;
+  and inventory[num].valid == true
+  and inventory[num].valid_for_read == true then
+    return inventory[num].name;
   end
   return nil;
 end
@@ -212,6 +212,7 @@ end
 
 function tick_belts(tick)
   for k, belt in ipairs(belts) do
+    itemtwo = nil;
     if belt.entity.valid ~= true then
       table.remove(belts, k);
       destroy_globals();
@@ -222,7 +223,8 @@ function tick_belts(tick)
         if tick.tick % entity_detection_rate == 0 then
           chest = find_entity_before(belt, "container");
           if chest ~= nil then
-            belt.item = get_chest_item(chest);
+            belt.item = get_chest_item(1, chest);
+            itemtwo = get_chest_item(2, chest);
           end
         end
 
@@ -246,7 +248,11 @@ function tick_belts(tick)
           end
           line2 = belt.entity.get_transport_line(2);
           if line2.can_insert_at_back() then
-            line2.insert_at_back({name = belt.item});
+            if itemtwo then
+              line2.insert_at_back({name = itemtwo});
+            else
+              line2.insert_at_back({name = belt.item});
+            end
           end
         end
       elseif belt.entity.name == "void-belt" then

From 814ba4cac87c05f2163ae7fa93f086d05dd38675 Mon Sep 17 00:00:00 2001
From: Ryan Schmitz <jacquesdereims@gmail.com>
Date: Tue, 27 Jun 2023 00:39:36 -0600
Subject: [PATCH 2/2] fixed second item on line

I was able to test the modification, figured out the flaw, and updated it so it works
---
 spawn-belt/control.lua | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/spawn-belt/control.lua b/spawn-belt/control.lua
index 3ed96d7..2e4ee10 100644
--- a/spawn-belt/control.lua
+++ b/spawn-belt/control.lua
@@ -212,7 +212,6 @@ end
 
 function tick_belts(tick)
   for k, belt in ipairs(belts) do
-    itemtwo = nil;
     if belt.entity.valid ~= true then
       table.remove(belts, k);
       destroy_globals();
@@ -224,7 +223,7 @@ function tick_belts(tick)
           chest = find_entity_before(belt, "container");
           if chest ~= nil then
             belt.item = get_chest_item(1, chest);
-            itemtwo = get_chest_item(2, chest);
+            belt.itemtwo = get_chest_item(2, chest);
           end
         end
 
@@ -248,8 +247,8 @@ function tick_belts(tick)
           end
           line2 = belt.entity.get_transport_line(2);
           if line2.can_insert_at_back() then
-            if itemtwo then
-              line2.insert_at_back({name = itemtwo});
+            if belt.itemtwo then
+              line2.insert_at_back({name = belt.itemtwo});
             else
               line2.insert_at_back({name = belt.item});
             end