Fix greytide implants being unintuitive (#24648)

* Fix greytide implants being unintuitive

* Grammar is hard

Co-Authored-By: DamianX <DamianX@users.noreply.github.com>

code/datums/gamemode/role/role.dm

@@ -623,6 +623,19 @@ Once done, you will be able to interface with all systems, notably the onboard n
 	id = IMPLANTSLAVE
 	logo_state = "greytide-logo"
 
+/datum/role/greytide/Drop(silent = TRUE)
+	if (!silent)
+		antag.current.visible_message("<span class='userdanger'>[antag.current] briefly convulses!</span>" ,"<span class='userdanger'>Your loyalty to the greytide fades and vanishes. You are free of your actions again.</span>")
+	return ..()
+
+/datum/role/greytide/PostMindTransfer(var/mob/living/new_character, var/mob/living/old_character)
+	for(var/obj/item/weapon/implant/I in new_character)
+		if(istype(I, /obj/item/weapon/implant/traitor))
+			return
+	Drop()
+	return ..()
+
+
 /datum/role/greytide_leader
 	name = IMPLANTLEADER
 	id = IMPLANTLEADER

code/game/objects/items/weapons/implants/implant.dm

@@ -17,6 +17,9 @@
 /obj/item/weapon/implant/proc/activate()
 	return
 
+// What does the implant do when it's removed?
+/obj/item/weapon/implant/proc/handle_removal(var/mob/remover)
+	return
 
 // What does the implant do upon injection?
 // return 0 if the implant fails (ex. Revhead and loyalty implant.)
@@ -302,9 +305,6 @@ the implant may become unstable and either pre-maturely inject the subject or si
 	if(isrevnothead(H))
 		var/datum/role/R = H.mind.GetRole(REV)
 		R.Drop()
-	if(H.mind && H.mind.GetRole(IMPLANTSLAVE))
-		var/datum/role/R = H.mind.GetRole(IMPLANTSLAVE)
-		R.Drop()
 
 	to_chat(H, "<span class = 'notice'>You feel a surge of loyalty towards Nanotrasen.</span>")
 	return 1
@@ -371,6 +371,15 @@ the implant may become unstable and either pre-maturely inject the subject or si
 	log_admin("[ckey(user.key)] has mind-slaved [ckey(H.key)].")
 	return 1
 
+/obj/item/weapon/implant/traitor/handle_removal(var/mob/remover)
+	if (!imp_in.mind)
+		return
+	var/datum/role/R = imp_in.mind.GetRole(IMPLANTSLAVE)
+	if (!R)
+		return
+	log_admin("[key_name(remover)] has removed a greytide implant from [key_name(imp_in)].")
+	R.Drop(FALSE)
+
 /obj/item/weapon/implant/adrenalin
 	name = "adrenalin implant"
 	desc = "Removes all stuns and knockdowns."

code/modules/surgery/implant.dm

@@ -211,6 +211,7 @@
 		obj.forceMove(get_turf(target))
 		if(istype(obj,/obj/item/weapon/implant))
 			var/obj/item/weapon/implant/imp = obj
+			imp.handle_removal(user)
 			imp.imp_in = null
 			imp.implanted = 0
 			affected.implants -= imp