From 9f92b2d9a3a63b6bae65863d961a4796e5ff5c50 Mon Sep 17 00:00:00 2001
From: Marisa Kirisame <marisa@sayachan.org>
Date: Wed, 24 Mar 2021 19:34:23 +0100
Subject: [PATCH] Carried Ammo Fabricators can now auto-use themselves.

---
 language.version                 |  4 +--
 zscript/items/swwm_ammoextra.zsc | 46 ++++++++++++++++++++++++++++++++
 2 files changed, 48 insertions(+), 2 deletions(-)

diff --git a/language.version b/language.version
index 49b4f4cad..6c8b9ff1b 100644
--- a/language.version
+++ b/language.version
@@ -1,3 +1,3 @@
 [default]
-SWWM_MODVER="\chSWWM \czGZ\c- \cw0.9.11b-pre r404 \cu(Wed 24 Mar 19:00:07 CET 2021)\c-";
-SWWM_SHORTVER="\cw0.9.11b-pre r404 \cu(2021-03-24 19:00:07)\c-";
+SWWM_MODVER="\chSWWM \czGZ\c- \cw0.9.11b-pre r404 \cu(Wed 24 Mar 19:34:23 CET 2021)\c-";
+SWWM_SHORTVER="\cw0.9.11b-pre r404 \cu(2021-03-24 19:34:23)\c-";
diff --git a/zscript/items/swwm_ammoextra.zsc b/zscript/items/swwm_ammoextra.zsc
index b2e8446b3..bc84c41fe 100644
--- a/zscript/items/swwm_ammoextra.zsc
+++ b/zscript/items/swwm_ammoextra.zsc
@@ -151,6 +151,52 @@ Class AmmoFabricator : Inventory abstract
 		return given;
 	}
 
+	override void DoEffect()
+	{
+		Super.DoEffect();
+		if ( !Owner || !bAUTOACTIVATE ) return;
+		bool shouldautouse = false;
+		if ( swwm_enforceautouseammo == 1 ) shouldautouse = true;
+		else if ( swwm_enforceautouseammo == -1 ) shouldautouse = false;
+		else shouldautouse = CVar.GetCVar('swwm_autouseammo',Owner.player).GetBool();
+		if ( !shouldautouse ) return;
+		// fabricators of lower tiers, for priority checking
+		Array<AmmoFabricator> others;
+		for ( Inventory i=Owner.inv; i; i=i.inv )
+		{
+			if ( !(i is 'AmmoFabricator') || (i == self) || !i.bAUTOACTIVATE || (AmmoFabricator(i).maxunitprice >= maxunitprice) ) continue;
+			others.Push(AmmoFabricator(i));
+		}
+		// check if owner lacks ammo, autouse if we can afford its unit price
+		bool used = false;
+		Actor o = Owner;
+		for ( Inventory i=o.inv; i; i=i.inv )
+		{
+			if ( !(i is 'Ammo') || (i.Amount > (i.MaxAmount/3)) || (i.Stamina <= 0) || (i.Stamina > maxunitprice) ) continue;
+			// ignore if there's a cheaper fabricator than us that can afford it ("wait our turn", basically)
+			bool lowprio = false;
+			for ( int j=0; j<others.Size(); j++ )
+			{
+				if ( i.Stamina > others[j].maxunitprice ) continue;
+				lowprio = true;
+				break;
+			}
+			if ( lowprio ) continue;
+			// hit it
+			while ( (Amount > 0) && FabricateAmmo() )
+			{
+				used = true;
+				Amount--;
+			}
+			if ( Amount <= 0 )
+			{
+				DepleteOrDestroy();
+				break;
+			}
+		}
+		if ( used && (o.player == players[consoleplayer]) ) o.A_StartSound(UseSound,CHAN_ITEMEXTRA);
+	}
+
 	override bool Use( bool pickup )
 	{
 		bool shouldautouse = false;