From 05bfb16407088e75bf3309322d2fe4a5b174e812 Mon Sep 17 00:00:00 2001
From: Will <7099514+Willburd@users.noreply.github.com>
Date: Sun, 27 Apr 2025 19:35:27 -0400
Subject: [PATCH] pai zmovement for climbing ladders, space and scaffolding
 (#17621)

* pai zmovement for climbing ladders, space and scaffolding

* .

---------

Co-authored-by: Kashargul <144968721+Kashargul@users.noreply.github.com>
---
 code/modules/mob/dead/observer/observer.dm    |  4 ++++
 code/modules/mob/living/silicon/pai/pai_vr.dm |  6 ++++++
 code/modules/multiz/movement.dm               | 10 ++++++++++
 3 files changed, 20 insertions(+)

diff --git a/code/modules/mob/dead/observer/observer.dm b/code/modules/mob/dead/observer/observer.dm
index d666a38d993..cd41747a394 100644
--- a/code/modules/mob/dead/observer/observer.dm
+++ b/code/modules/mob/dead/observer/observer.dm
@@ -103,6 +103,10 @@
 /mob/observer/dead/Initialize(mapload, aghost = FALSE)
 
 	appearance = loc
+	invisibility = initial(invisibility)
+	layer = initial(layer)
+	plane = initial(plane)
+	alpha = initial(alpha)
 	admin_ghosted = aghost
 
 	see_in_dark = world.view //I mean. I don't even know if byond has occlusion culling... but...
diff --git a/code/modules/mob/living/silicon/pai/pai_vr.dm b/code/modules/mob/living/silicon/pai/pai_vr.dm
index 195e14983ed..a9a5543439a 100644
--- a/code/modules/mob/living/silicon/pai/pai_vr.dm
+++ b/code/modules/mob/living/silicon/pai/pai_vr.dm
@@ -287,6 +287,12 @@
 /mob/living/silicon/pai/UnarmedAttack(atom/A, proximity_flag)
 	. = ..()
 
+	if(istype(A,/obj/structure/ladder))
+		// Zmovement already allows these to be used with the verbs anyway
+		var/obj/structure/ladder/L = A
+		L.attack_hand(src)
+		return
+
 	if(!ismob(A) || A == src)
 		return
 
diff --git a/code/modules/multiz/movement.dm b/code/modules/multiz/movement.dm
index 0d5e6c05e9c..cfaf314985a 100644
--- a/code/modules/multiz/movement.dm
+++ b/code/modules/multiz/movement.dm
@@ -255,6 +255,16 @@
 		if(T.density)
 			return TRUE
 
+/mob/living/silicon/pai/can_ztravel()
+	if(incapacitated())
+		return FALSE
+
+	if(Process_Spacemove())
+		return TRUE
+
+	if(!restrained())
+		return TRUE
+
 // TODO - Leshana Experimental
 
 //Execution by grand piano!