Adds the interrupt signal to the delay component, reorganises BCI files and circuit code improvements (#61393)

Co-authored-by: Watermelon914 <3052169-Watermelon914@users.noreply.gitlab.com>

code/modules/wiremod/components/utility/delay.dm

@@ -8,32 +8,43 @@
  */
 /obj/item/circuit_component/delay
 	display_name = "Delay"
-	desc = "A component that delays a signal by a specified duration."
+	desc = "A component that delays a signal by a specified duration. Timer gets reset when triggered again."
 
 	/// Amount to delay by
 	var/datum/port/input/delay_amount
 	/// Input signal to fire the delay
 	var/datum/port/input/trigger
+	/// Interrupts the delay before it fires
+	var/datum/port/input/interrupt
+
+	var/timer_id = TIMER_ID_NULL
 
 	/// The output of the signal
 	var/datum/port/output/output
 
 /obj/item/circuit_component/delay/populate_ports()
 	delay_amount = add_input_port("Delay", PORT_TYPE_NUMBER, trigger = null)
-	trigger = add_input_port("Trigger", PORT_TYPE_SIGNAL)
+	trigger = add_input_port("Trigger", PORT_TYPE_SIGNAL, trigger = .proc/trigger_delay)
+	interrupt = add_input_port("Interrupt", PORT_TYPE_SIGNAL, trigger = .proc/interrupt_timer)
 
 	output = add_output_port("Result", PORT_TYPE_SIGNAL)
 
-/obj/item/circuit_component/delay/input_received(datum/port/input/port)
-
-	if(!COMPONENT_TRIGGERED_BY(trigger, port))
-		return
-
+/obj/item/circuit_component/delay/proc/trigger_delay(datum/port/input/port)
+	CIRCUIT_TRIGGER
 	var/delay = delay_amount.value
 	if(delay > COMP_DELAY_MIN_VALUE)
 		// Convert delay into deciseconds
-		addtimer(CALLBACK(output, /datum/port/output.proc/set_output, trigger.value), delay*10)
+		timer_id = addtimer(CALLBACK(output, /datum/port/output.proc/set_output, trigger.value), delay*10, TIMER_UNIQUE|TIMER_STOPPABLE|TIMER_OVERRIDE)
 	else
+		if(timer_id != TIMER_ID_NULL)
+			deltimer(timer_id)
+			timer_id = TIMER_ID_NULL
 		output.set_output(trigger.value)
 
+/obj/item/circuit_component/delay/proc/interrupt_timer(datum/port/input/port)
+	CIRCUIT_TRIGGER
+	if(timer_id != TIMER_ID_NULL)
+		deltimer(timer_id)
+		timer_id = TIMER_ID_NULL
+
 #undef COMP_DELAY_MIN_VALUE