Explosion Performance (#13988)

code/modules/modular_computers/computers/modular_computer/damage.dm

@@ -9,8 +9,9 @@
 	else if(damage)
 		to_chat(user, SPAN_WARNING("It is damaged."))
 
-/obj/item/modular_computer/proc/break_apart()
-	visible_message(SPAN_WARNING("\The [src] breaks apart!"))
+/obj/item/modular_computer/proc/break_apart(msg = TRUE)
+	if(msg)
+		visible_message(SPAN_WARNING("\The [src] breaks apart!"))
 	new /obj/item/stack/material/steel(get_turf(src), round(steel_sheet_cost/2))
 	for(var/obj/item/computer_hardware/H in get_all_components())
 		uninstall_component(null, H)
@@ -19,7 +20,7 @@
 			H.take_damage(rand(10, 30))
 	qdel(src)
 
-/obj/item/modular_computer/proc/take_damage(var/amount, var/component_probability, var/damage_casing = TRUE, var/randomize = TRUE)
+/obj/item/modular_computer/proc/take_damage(var/amount, var/component_probability, var/damage_casing = TRUE, var/randomize = TRUE, msg=TRUE)
 	if(randomize)
 		// 75%-125%, rand() works with integers, apparently.
 		amount *= (rand(75, 125) / 100.0)
@@ -34,13 +35,13 @@
 				H.take_damage(round(amount / 2))
 
 	if(damage >= max_damage)
-		break_apart()
+		break_apart(msg)
 	update_icon()
 
 // Stronger explosions cause serious damage to internal components
 // Minor explosions are mostly mitigitated by casing.
 /obj/item/modular_computer/ex_act(var/severity)
-	take_damage(rand(125, 200) / severity, 30 / severity)
+	take_damage(rand(125, 200) / severity, 30 / severity, msg = FALSE)
 
 // EMPs are similar to explosions, but don't cause physical damage to the casing. Instead they screw up the components
 /obj/item/modular_computer/emp_act(var/severity)
@@ -56,4 +57,4 @@
 		if(PAIN)
 			take_damage(Proj.damage, Proj.damage / 3, 0)
 		if(BURN)
-			take_damage(Proj.damage, Proj.damage / 1.5)
+			take_damage(Proj.damage, Proj.damage / 1.5)

code/modules/multiz/hoist.dm

@@ -150,7 +150,6 @@
 			if(prob(50))
 				qdel(src)
 			else
-				visible_message("\The [src] shakes violently, and neatly collapses as its damage sensors go off.")
 				collapse_kit()
 			return
 		if(3.0)

code/modules/power/cable.dm

@@ -405,6 +405,11 @@ obj/structure/cable/proc/cableColor(var/colorC)
 			if(C.powernet)
 				. -= C
 
+/obj/structure/cable/proc/auto_propagate_cut_cable(obj/O)
+	if(O && !QDELETED(O))
+		var/datum/powernet/newPN = new()// creates a new powernet...
+		propagate_network(O, newPN)//... and propagates it to the other side of the cable
+
 //should be called after placing a cable which extends another cable, creating a "smooth" cable that no longer terminates in the centre of a turf.
 //needed as this can, unlike other placements, disconnect cables
 /obj/structure/cable/proc/denode()
@@ -443,8 +448,13 @@ obj/structure/cable/proc/cableColor(var/colorC)
 	loc = null
 	powernet.remove_cable(src) //remove the cut cable from its powernet
 
-	var/datum/powernet/newPN = new()// creates a new powernet...
-	propagate_network(P_list[1], newPN)//... and propagates it to the other side of the cable
+	var/first = TRUE
+	for(var/obj/O in P_list)
+		if(first)
+			first = FALSE
+			continue
+		addtimer(CALLBACK(O, .proc/auto_propagate_cut_cable, O), 0)
+		// prevents rebuilding the powernet X times when an explosion cuts X cables
 
 	// Disconnect machines connected to nodes
 	if(d1 == 0) // if we cut a node (O-X) cable

code/modules/reagents/reagent_dispenser.dm

@@ -36,7 +36,6 @@
 
 /obj/structure/reagent_dispensers/ex_act(severity)
 	reagents.splash_turf(get_turf(src), reagents.total_volume)
-	visible_message(SPAN_DANGER("\The [src] bursts open, spreading reagents all over the area!"))
 	qdel(src)
 
 /obj/structure/reagent_dispensers/attackby(obj/item/O as obj, mob/user as mob)

code/modules/tables/tables.dm

@@ -37,7 +37,7 @@
 
 	health += maxhealth - old_maxhealth
 
-/obj/structure/table/proc/take_damage(amount)
+/obj/structure/table/proc/take_damage(amount, msg = TRUE)
 	// If the table is made of a brittle material, and is *not* reinforced with a non-brittle material, damage is multiplied by TABLE_BRITTLE_MATERIAL_MULTIPLIER
 	if(material && material.is_brittle())
 		if(reinforced)
@@ -47,7 +47,8 @@
 			amount *= TABLE_BRITTLE_MATERIAL_MULTIPLIER
 	health -= amount
 	if(health <= 0)
-		visible_message(SPAN_WARNING("\The [src] breaks down!"), intent_message = THUNK_SOUND)
+		if(msg)
+			visible_message(SPAN_WARNING("\The [src] breaks down!"), intent_message = THUNK_SOUND)
 		return break_to_parts() // if we break and form shards, return them to the caller to do !FUN! things with
 
 
@@ -57,9 +58,9 @@
 			qdel(src)
 			return
 		if(2.0)
-			take_damage(rand(100,400))
+			take_damage(rand(100,400), FALSE)
 		if(3.0)
-			take_damage(rand(50,150))
+			take_damage(rand(50,150), FALSE)
 
 
 /obj/structure/table/Initialize()