BSH Improvement Fix: Cleaning and Event Prob (#27852)

* Fixed cleaning, reduced likelihood of events significantly due to massive number of events at high energy states

* Better and more readable probability

code/modules/station_goals/bluespace_tap.dm

@@ -175,7 +175,7 @@
 	radio.follow_target = src
 	radio.config(list("Engineering" = 0))
 
-/obj/machinery/power/bluespace_tap/post_clean()
+/obj/machinery/power/bluespace_tap/cleaning_act(mob/user, atom/cleaner, cleanspeed, text_verb, text_description, text_targetname)
 	. = ..()
 	dirty = FALSE
 
@@ -507,10 +507,18 @@
 	flick_overlay_view(image(icon, src, "flash", FLY_LAYER))
 	log_game("Bluespace harvester product spawned at [turf]")
 
+// Highest possible probabilty of an event
+#define PROB_CAP 5
+// Higher number means approaching the limit slower
+#define PROB_CURVE 250
+
 /obj/machinery/power/bluespace_tap/proc/try_events()
 	if(!mining_power)
 		return
-	if(!prob((mining_power / (10 MW)) + (emagged * 5))) // Calculate prob of event based on mining power. Return if no event.
+	// Calculate prob of event based on mining power. Return if no event.
+	var/megawatts = mining_power / 1000000
+	var/event_prob = (PROB_CAP * megawatts / (megawatts + PROB_CURVE)) + (emagged * 5)
+	if(!prob(event_prob))
 		return
 	var/static/list/event_list = list(
 		/datum/engi_event/bluespace_tap_event/dirty,
@@ -529,6 +537,8 @@
 		return
 	event.start_event()
 
+#undef PROB_CAP
+#undef PROB_CURVE
 //UI stuff below
 
 /obj/machinery/power/bluespace_tap/ui_act(action, params)