From d04b5cbeef3746e7dd931307f9514458ce84281a Mon Sep 17 00:00:00 2001
From: XDTM <heliumt@yahoo.it>
Date: Thu, 2 Nov 2017 14:45:41 +0100
Subject: [PATCH] Ghosts can now Health Scan (#31640)

* Ghosts can now Health Scan

* cyberbossing

* Update observer.dm
---
 code/_onclick/observer.dm                   |  8 +++++++-
 code/game/objects/items/devices/scanners.dm |  4 ++--
 code/modules/mob/dead/observer/observer.dm  | 13 +++++++++++++
 3 files changed, 22 insertions(+), 3 deletions(-)

diff --git a/code/_onclick/observer.dm b/code/_onclick/observer.dm
index 4e872d4386..025b7a0ff6 100644
--- a/code/_onclick/observer.dm
+++ b/code/_onclick/observer.dm
@@ -53,9 +53,15 @@
 	if(user.client)
 		if(IsAdminGhost(user))
 			attack_ai(user)
-		if(user.client.prefs.inquisitive_ghost)
+		else if(user.client.prefs.inquisitive_ghost)
 			user.examinate(src)
 
+/mob/living/attack_ghost(mob/dead/observer/user)
+	if(user.client && user.health_scan)
+		healthscan(user, src, 1, TRUE)
+		return
+	..()
+
 // ---------------------------------------
 // And here are some good things for free:
 // Now you can click through portals, wormholes, gateways, and teleporters while observing. -Sayu
diff --git a/code/game/objects/items/devices/scanners.dm b/code/game/objects/items/devices/scanners.dm
index caf42fc68b..9a60d19e1f 100644
--- a/code/game/objects/items/devices/scanners.dm
+++ b/code/game/objects/items/devices/scanners.dm
@@ -106,8 +106,8 @@ MASS SPECTROMETER
 
 
 // Used by the PDA medical scanner too
-/proc/healthscan(mob/living/user, mob/living/M, mode = 1, advanced = FALSE)
-	if(user.incapacitated() || user.eye_blind)
+/proc/healthscan(mob/user, mob/living/M, mode = 1, advanced = FALSE)
+	if(isliving(user) && (user.incapacitated() || user.eye_blind))
 		return
 	//Damage specifics
 	var/oxy_loss = M.getOxyLoss()
diff --git a/code/modules/mob/dead/observer/observer.dm b/code/modules/mob/dead/observer/observer.dm
index f6b362e959..1ab823fd13 100644
--- a/code/modules/mob/dead/observer/observer.dm
+++ b/code/modules/mob/dead/observer/observer.dm
@@ -31,6 +31,7 @@ GLOBAL_VAR_INIT(observer_default_invisibility, INVISIBILITY_OBSERVER)
 	var/mob/observetarget = null	//The target mob that the ghost is observing. Used as a reference in logout()
 	var/ghost_hud_enabled = 1 //did this ghost disable the on-screen HUD?
 	var/data_huds_on = 0 //Are data HUDs currently enabled?
+	var/health_scan = FALSE //Are health scans currently enabled?
 	var/list/datahuds = list(DATA_HUD_SECURITY_ADVANCED, DATA_HUD_MEDICAL_ADVANCED, DATA_HUD_DIAGNOSTIC) //list of data HUDs shown to ghosts.
 	var/ghost_orbit = GHOST_ORBIT_CIRCLE
 
@@ -671,6 +672,18 @@ This is the proc mobs get to turn into a ghost. Forked from ghostize due to comp
 		to_chat(src, "<span class='notice'>Data HUDs enabled.</span>")
 		data_huds_on = 1
 
+/mob/dead/observer/verb/toggle_health_scan()
+	set name = "Toggle Health Scan"
+	set desc = "Toggles whether you health-scan living beings on click"
+	set category = "Ghost"
+
+	if(health_scan) //remove old huds
+		to_chat(src, "<span class='notice'>Health scan disabled.</span>")
+		health_scan = FALSE
+	else
+		to_chat(src, "<span class='notice'>Health scan enabled.</span>")
+		health_scan = TRUE
+
 /mob/dead/observer/verb/restore_ghost_appearance()
 	set name = "Restore Ghost Character"
 	set desc = "Sets your deadchat name and ghost appearance to your \