Lets nukies use the self-destruct terminal, balances it (#22870)

* DECOMPRESSED REFERENCE

* its -> their

code/__DEFINES/antagonists.dm

@@ -12,6 +12,7 @@
 #define NUKE_RESULT_NOSURVIVORS 6
 #define NUKE_RESULT_WRONG_STATION 7
 #define NUKE_RESULT_WRONG_STATION_DEAD 8
+#define NUKE_RESULT_SELF_DESTRUCT 9
 
 //fugitive end results
 #define FUGITIVE_RESULT_BADASS_HUNTER 0

code/modules/antagonists/nukeop/equipment/nuclearbomb.dm

@@ -66,6 +66,10 @@
 	icon = 'icons/obj/machines/nuke_terminal.dmi'
 	anchored = TRUE //stops it being moved
 
+/obj/machinery/nuclearbomb/selfdestruct/examine(mob/user)
+	. = ..()
+	. += span_boldnotice("Self-destruct sequence requires the disk to remain inside until detonation. Ejection will cancel detonation.")
+
 /obj/machinery/nuclearbomb/syndicate
 	//ui_style = "syndicate" // actually the nuke op bomb is a stole nt bomb
 
@@ -316,6 +320,8 @@
 					playsound(src, 'sound/machines/nuke/general_beep.ogg', 50, FALSE)
 					auth = I
 					. = TRUE
+			if(istype(src, /obj/machinery/nuclearbomb/selfdestruct) && timing)
+				set_active() // Disarm if ejected, selfdestruct requires disk the entire way for balance reasons
 			update_ui_mode()
 		if("keypad")
 			if(auth)
@@ -476,8 +482,10 @@
 		SSshuttle.registerHostileEnvironment(src)
 		SSshuttle.lockdown = TRUE
 
+	var/is_self_destruct = istype(src, /obj/machinery/nuclearbomb/selfdestruct)
+
 	//Cinematic
-	SSgamemode.OnNukeExplosion(off_station)
+	SSgamemode.OnNukeExplosion(off_station, is_self_destruct)
 	really_actually_explode(off_station)
 	SSticker.roundend_check_paused = FALSE
 

code/modules/antagonists/nukeop/nukeop.dm

@@ -81,6 +81,10 @@
 			stack_trace("Syndicate nuke not found during nuke team creation.")
 			nuke_team.memorized_code = null
 
+		var/obj/machinery/nuclearbomb/selfdestruct/humiliate_nuke = find_self_destruct()
+		if(humiliate_nuke && nuke_team.memorized_code)
+			humiliate_nuke.r_code = nuke_team.memorized_code
+
 /datum/antagonist/nukeop/proc/give_alias()
 	if(nuke_team && nuke_team.syndicate_name)
 		var/mob/living/carbon/human/H = owner.current
@@ -178,7 +182,7 @@
 /datum/outfit/nuclear_operative_elite
 	name = "Nuclear Operative (Elite, Preview only)"
 	mask = /obj/item/clothing/mask/gas/syndicate
-	uniform = /obj/item/clothing/under/syndicate 
+	uniform = /obj/item/clothing/under/syndicate
 	suit = /obj/item/clothing/suit/space/hardsuit/syndi/elite
 	head = /obj/item/clothing/head/helmet/space/hardsuit/syndi/elite
 	r_hand = /obj/item/shield/energy
@@ -332,9 +336,12 @@
 	var/syndies_didnt_escape = !syndies_escaped()
 	var/station_was_nuked = SSgamemode.station_was_nuked
 	var/nuke_off_station = SSgamemode.nuke_off_station
+	var/self_destructed = SSgamemode.nuke_self_destruct
 
 	if(nuke_off_station == NUKE_SYNDICATE_BASE)
 		return NUKE_RESULT_FLUKE
+	else if(station_was_nuked && self_destructed)
+		return NUKE_RESULT_SELF_DESTRUCT
 	else if(station_was_nuked && !nuke_off_station && !syndies_didnt_escape)
 		return NUKE_RESULT_NUKE_WIN
 	else if (station_was_nuked && !nuke_off_station && syndies_didnt_escape)
@@ -362,6 +369,9 @@
 		if(NUKE_RESULT_FLUKE)
 			parts += "<span class='redtext big'>Humiliating Syndicate Defeat</span>"
 			parts += "<B>The crew of [station_name()] gave [syndicate_name] operatives back their bomb! The syndicate base was destroyed!</B> Next time, don't lose the nuke!"
+		if(NUKE_RESULT_SELF_DESTRUCT)
+			parts += "<span class='greentext big'>Humiliating Crew Defeat</span>"
+			parts += "<B>As far as Nanotrasen cares, the crew of [station_name()] activated their self destruct device for unknown reasons.</B> Surviving crew will be interrogated and heavily penalized."
 		if(NUKE_RESULT_NUKE_WIN)
 			parts += "<span class='greentext big'>Syndicate Major Victory!</span>"
 			parts += "<B>[syndicate_name] operatives have destroyed [station_name()]!</B>"

yogstation/code/game/gamemodes/clean_this_shit_up/other.dm

@@ -33,13 +33,14 @@
 	//nukies
 	var/station_was_nuked = FALSE
 	var/nuke_off_station = FALSE
+	var/nuke_self_destruct = FALSE
 
 	// dunno what this one did
 	var/allow_persistence_save = FALSE
 
 	// rewrite this to be objective track stuff instead
 	var/list/datum/station_goal/station_goals = list()
-	
+
 	/// Associative list of current players, in order: living players, living antagonists, dead players and observers.
 	var/list/list/current_players = list(CURRENT_LIVING_PLAYERS = list(), CURRENT_LIVING_ANTAGS = list(), CURRENT_DEAD_PLAYERS = list(), CURRENT_OBSERVERS = list())
 
@@ -297,7 +298,8 @@
 
 	return round_credits
 
-/datum/controller/subsystem/gamemode/proc/OnNukeExplosion(off_station)
+/datum/controller/subsystem/gamemode/proc/OnNukeExplosion(off_station, is_self_destruct = FALSE)
 	nuke_off_station = off_station
 	if(off_station < 2)
 		station_was_nuked = TRUE //Will end the round on next check.
+	nuke_self_destruct = is_self_destruct

yogstation/code/modules/antagonists/nukeop/nukeop.dm

@@ -1,4 +1,9 @@
 /datum/antagonist/nukeop/proc/find_nuke() // Finds a nuke we can blow up
 	for(var/obj/machinery/nuclearbomb/syndicate/denton in GLOB.nuke_list)
 		if(!istype(denton,/obj/machinery/nuclearbomb/syndicate/bananium) && !denton.centcom) // OH MY GOD JC A BOMB
-			return denton // A BOMB!
+			return denton // A BOMB!
+
+/datum/antagonist/nukeop/proc/find_self_destruct() // Finds a station-side self-destruct terminal
+	for(var/obj/machinery/nuclearbomb/selfdestruct/selfd in GLOB.nuke_list)
+		if(!selfd.centcom && is_station_level(selfd.z))
+			return selfd