Various Slime Based Fixes (#15366)

code/game/objects/items/weapons/storage/slime_core_bag.dm

@@ -21,6 +21,28 @@
 	drop_sound = 'sound/items/drop/backpack.ogg'
 	pickup_sound = 'sound/items/pickup/backpack.ogg'
 
+/obj/item/storage/slimes/orient2hud(mob/user as mob, defer_overlays = FALSE)
+	var/list/numbered_contents_by_name = list()
+
+	for(var/obj/item/I in contents)
+		var/datum/numbered_display/display = numbered_contents_by_name[I.name]
+		if(display)
+			display.number++
+		else
+			numbered_contents_by_name[I.name] = new /datum/numbered_display(I)
+
+	numbered_contents_by_name = sortAssoc(numbered_contents_by_name)
+
+	var/list/datum/numbered_display/numbered_contents = list()
+	for(var/display_name in numbered_contents_by_name)
+		numbered_contents += numbered_contents_by_name[display_name]
+
+	var/row_num = 0
+	var/col_count = force_column_number ? force_column_number : min(7, storage_slots) - 1
+	if(length(numbered_contents) > 7)
+		row_num = round((length(numbered_contents) - 1) / 7) // 7 is the maximum allowed width.
+	slot_orient_objs(row_num, col_count, numbered_contents)
+
 /obj/item/storage/slimes/handle_name_initials(var/sample_name)
 	var/name_initials = ..()
 	return replacetext(name_initials, "SE", "")

code/game/objects/items/weapons/storage/storage.dm

@@ -182,6 +182,13 @@
 			LAZYREMOVE(is_seeing, M)
 	return cansee
 
+
+/obj/item/storage/proc/update_storage_ui()
+	for(var/mob/seer as anything in is_seeing)
+		orient2hud(seer)
+		if(seer.s_active)
+			seer.s_active.show_to(seer)
+
 //This proc draws out the inventory and places the items on it. tx and ty are the upper left tile and mx, my are the bottm right.
 //The numbers are calculated from the bottom-left The bottom-left slot being 1,1.
 /obj/item/storage/proc/orient_objs(tx, ty, mx, my)