greentext code improvement (tgstation#64941)

code/__HELPERS/roundend.dm

@@ -207,9 +207,8 @@
 	to_chat(world, "<span class='infoplain'><BR><BR><BR><span class='big bold'>The round has ended.</span></span>")
 	log_game("The round has ended.")
 
-	for(var/I in round_end_events)
-		var/datum/callback/cb = I
-		cb.InvokeAsync()
+	for(var/datum/callback/roundend_callbacks as anything in round_end_events)
+		roundend_callbacks.InvokeAsync()
 	LAZYCLEARLIST(round_end_events)
 
 	var/speed_round = FALSE

code/game/objects/items.dm

@@ -242,7 +242,7 @@ GLOBAL_DATUM_INIT(fire_overlay, /mutable_appearance, mutable_appearance('icons/e
 	if(mapload)
 		add_stealing_item_objective()
 
-/obj/item/Destroy()
+/obj/item/Destroy(force)
 	// This var exists as a weird proxy "owner" ref
 	// It's used in a few places. Stop using it, and optimially replace all uses please
 	master = null

code/game/objects/objs.dm

@@ -76,7 +76,7 @@
 		/// Needs to run before as ComponentInitialize runs after this statement...why do we have ComponentInitialize again?
 
 
-/obj/Destroy(force=FALSE)
+/obj/Destroy(force)
 	if(!ismachinery(src))
 		STOP_PROCESSING(SSobj, src) // TODO: Have a processing bitflag to reduce on unnecessary loops through the processing lists
 	SStgui.close_uis(src)

code/modules/antagonists/greentext/greentext.dm

@@ -5,10 +5,10 @@
 	suicide_cry = "FOR THE GREENTEXT!!" // This can never actually show up, but not including it is a missed opportunity
 
 /datum/antagonist/greentext/proc/forge_objectives()
-	var/datum/objective/O = new /datum/objective("Succeed")
-	O.completed = TRUE //YES!
-	O.owner = owner
-	objectives += O
+	var/datum/objective/succeed_objective = new /datum/objective("Succeed")
+	succeed_objective.completed = TRUE //YES!
+	succeed_objective.owner = owner
+	objectives += succeed_objective
 
 /datum/antagonist/greentext/on_gain()
 	forge_objectives()

code/modules/events/wizard/greentext.dm

@@ -25,53 +25,49 @@
 	w_class = WEIGHT_CLASS_BULKY
 	icon = 'icons/obj/wizard.dmi'
 	icon_state = "greentext"
+	resistance_flags = FIRE_PROOF | ACID_PROOF | INDESTRUCTIBLE
+	///The last person to touch the greentext, used for failures.
 	var/mob/living/last_holder
+	///The current holder of the greentext.
 	var/mob/living/new_holder
+	///Every person who has touched the greentext, having their colors changed by it.
 	var/list/color_altered_mobs = list()
+	///The callback at the end of a round to check if the greentext has been completed.
 	var/datum/callback/roundend_callback
-	resistance_flags = FIRE_PROOF | ACID_PROOF
+	///Boolean on whether to announce the greentext's destruction to all mobs.
 	var/quiet = FALSE
 
+/obj/item/greentext/quiet
+	quiet = TRUE
+
 /obj/item/greentext/Initialize(mapload)
 	. = ..()
 	SSpoints_of_interest.make_point_of_interest(src)
-	roundend_callback = CALLBACK(src,.proc/check_winner)
+	roundend_callback = CALLBACK(src, .proc/check_winner)
 	SSticker.OnRoundend(roundend_callback)
 
-/obj/item/greentext/equipped(mob/living/user as mob)
-	to_chat(user, "<font color='green'>So long as you leave this place with greentext in hand you know will be happy...</font>")
+/obj/item/greentext/equipped(mob/user, slot, initial = FALSE)
+	. = ..()
+	to_chat(user, span_green("So long as you leave this place with greentext in hand you know will be happy..."))
 	var/list/other_objectives = user.mind.get_all_objectives()
 	if(user.mind && other_objectives.len > 0)
 		to_chat(user, span_warning("... so long as you still perform your other objectives that is!"))
 	new_holder = user
 	if(!last_holder)
 		last_holder = user
 	if(!(user in color_altered_mobs))
-		color_altered_mobs += user
+		color_altered_mobs |= user
 	user.add_atom_colour("#00FF00", ADMIN_COLOUR_PRIORITY)
 	START_PROCESSING(SSobj, src)
-	..()
 
-/obj/item/greentext/dropped(mob/living/user as mob)
+/obj/item/greentext/dropped(mob/user, silent = FALSE)
 	if(user in color_altered_mobs)
 		to_chat(user, span_warning("A sudden wave of failure washes over you..."))
 		user.add_atom_colour("#FF0000", ADMIN_COLOUR_PRIORITY) //ya blew it
+	STOP_PROCESSING(SSobj, src)
 	last_holder = null
 	new_holder = null
-	STOP_PROCESSING(SSobj, src)
-	..()
-
-/obj/item/greentext/proc/check_winner()
-	if(!new_holder)
-		return
-
-	if(is_centcom_level(new_holder.z))//you're winner!
-		to_chat(new_holder, "<font color='green'>At last it feels like victory is assured!</font>")
-		new_holder.mind.add_antag_datum(/datum/antagonist/greentext)
-		new_holder.log_message("won with greentext!!!", LOG_ATTACK, color="green")
-		color_altered_mobs -= new_holder
-		resistance_flags |= ON_FIRE
-		qdel(src)
+	return ..()
 
 /obj/item/greentext/process()
 	if(last_holder && last_holder != new_holder) //Somehow it was swiped without ever getting dropped
@@ -80,23 +76,28 @@
 		last_holder = new_holder //long live the king
 
 /obj/item/greentext/Destroy(force)
-	if(!(resistance_flags & ON_FIRE) && !force)
-		return QDEL_HINT_LETMELIVE
-
 	LAZYREMOVE(SSticker.round_end_events, roundend_callback)
-	roundend_callback = null //This ought to free the callback datum, and prevent us from harddeling
-	for(var/i in GLOB.player_list)
-		var/mob/M = i
+	QDEL_NULL(roundend_callback) //This ought to free the callback datum, and prevent us from harddeling
+	for(var/mob/all_player_mobs as anything in GLOB.player_list)
 		var/message = "<span class='warning'>A dark temptation has passed from this world"
-		if(M in color_altered_mobs)
+		if(all_player_mobs in color_altered_mobs)
 			message += " and you're finally able to forgive yourself"
-			if(M.color == "#FF0000" || M.color == "#00FF00")
-				M.remove_atom_colour(ADMIN_COLOUR_PRIORITY)
+			if(all_player_mobs.color == "#FF0000" || all_player_mobs.color == "#00FF00")
+				all_player_mobs.remove_atom_colour(ADMIN_COLOUR_PRIORITY)
 		message += "...</span>"
-		// can't skip the mob check as it also does the decolouring
 		if(!quiet)
-			to_chat(M, message)
-	. = ..()
+			to_chat(all_player_mobs, message)
+	return ..()
 
-/obj/item/greentext/quiet
-	quiet = TRUE
+/obj/item/greentext/proc/check_winner()
+	if(!new_holder)
+		return
+	if(!is_centcom_level(new_holder.z)) //you're winner!
+		return
+
+	to_chat(new_holder, "<font color='green'>At last it feels like victory is assured!</font>")
+	new_holder.mind.add_antag_datum(/datum/antagonist/greentext)
+	new_holder.log_message("won with greentext!!!", LOG_ATTACK, color = "green")
+	color_altered_mobs -= new_holder
+	resistance_flags |= ON_FIRE
+	qdel(src)