Add the ability to install headsets in desk bells. (#32056)

* Add the ability to install headsets in desk bells.

* Update autosay proc to allow for emoting.

code/modules/paperwork/desk_bell.dm

@@ -18,6 +18,8 @@
 	var/ring_sound = 'sound/machines/bell.ogg'
 	/// The remote signaller that we're gonna activate to this bell
 	var/obj/item/assembly/signaler/attached_signaler
+	var/obj/item/radio/headset/attached_headset
+	var/radio_channel
 	new_attack_chain = TRUE
 
 /obj/item/desk_bell/examine(mob/user)
@@ -26,6 +28,8 @@
 		. += SPAN_NOTICE("It's anchored in place.")
 	if(!isnull(attached_signaler))
 		. += SPAN_NOTICE("There seems to be an antenna sticking out of the base.")
+	if(!isnull(attached_headset))
+		. += SPAN_NOTICE("There's a little microphone poking out of it. You can probably use a multitool to change the channel.")
 	if(broken_ringer)
 		. += SPAN_NOTICE("The clapper looks off. You can probably screw it back in place.")
 
@@ -41,16 +45,24 @@
 	return ..()
 
 /obj/item/desk_bell/item_interaction(mob/living/user, obj/item/used, list/modifiers)
-	if(!istype(used, /obj/item/assembly/signaler))
-		return ..()
-	// can only attach its on your person
+	if(istype(used, /obj/item/assembly/signaler))
+		try_attach_signaler(user, used)
+		return ITEM_INTERACT_COMPLETE
+	if(istype(used, /obj/item/radio/headset))
+		try_attach_headset(user, used)
+		return ITEM_INTERACT_COMPLETE
+	return ..()
+
+/obj/item/desk_bell/proc/try_attach_signaler(mob/living/user, obj/item/assembly/signaler/signal)
+	if(!istype(signal))
+		return FALSE
+	// can only attach if it's on your person
 	if(!in_inventory)
-		to_chat(user, SPAN_WARNING("[src] needs to be in your inventory if you want to attach [used] to it!"))
-		return ITEM_INTERACT_COMPLETE
-	if(!isnull(attached_signaler))
-		to_chat(user, SPAN_NOTICE("There's already a signaler attached!"))
-		return ITEM_INTERACT_COMPLETE
-	var/obj/item/assembly/signaler/signal = used
+		to_chat(user, SPAN_WARNING("[src] needs to be in your inventory if you want to attach [signal] to it!"))
+		return FALSE
+	if(!isnull(attached_signaler) || !isnull(attached_headset))
+		to_chat(user, SPAN_NOTICE("There's already something attached!"))
+		return FALSE
 	user.transfer_item_to(signal, src)
 	attached_signaler = signal
 	if(signal.receiving)
@@ -60,7 +72,32 @@
 		SPAN_NOTICE("You attach [signal] to [src].")
 	)
 	add_fingerprint(user)
-	return ITEM_INTERACT_COMPLETE
+	return TRUE
+
+/obj/item/desk_bell/proc/try_attach_headset(mob/living/user, obj/item/radio/headset/radio)
+	if(!istype(radio))
+		return FALSE
+	// can only attach if it's on your person
+	if(!in_inventory)
+		to_chat(user, SPAN_WARNING("[src] needs to be in your inventory if you want to attach [radio] to it!"))
+		return FALSE
+	if(!isnull(attached_signaler) || !isnull(attached_headset))
+		to_chat(user, SPAN_NOTICE("There's already something attached!"))
+		return FALSE
+
+	var/new_channel = tgui_input_list(user, "Select Radio Channel", "Desk Bell Headset", radio.channels - "Common")
+	if(!(new_channel && (new_channel in radio.channels)))
+		return FALSE
+
+	radio_channel = new_channel
+	user.transfer_item_to(radio, src)
+	attached_headset = radio
+	user.visible_message(
+		SPAN_NOTICE("[user] attaches [radio] to [src]."),
+		SPAN_NOTICE("You attach [radio] to [src].")
+	)
+	add_fingerprint(user)
+	return TRUE
 
 /obj/item/desk_bell/proc/on_signal()
 	SIGNAL_HANDLER  // COMSIG_ASSEMBLY_PULSED
@@ -98,6 +135,18 @@
 
 	add_fingerprint(M)
 
+// Change radio channel
+/obj/item/desk_bell/multitool_act(mob/living/user, /obj/item/tool)
+	if(isnull(attached_headset))
+		to_chat(user, SPAN_WARNING("[src] has no headset in it to adjust!"))
+		return FALSE
+	var/new_channel = tgui_input_list(user, "Select Radio Channel", "Desk Bell Headset", attached_headset.channels - "Common")
+	if(new_channel && (new_channel in attached_headset.channels))
+		radio_channel = new_channel
+		add_fingerprint(user)
+		return TRUE
+	return FALSE
+
 // Fix the clapper
 /obj/item/desk_bell/screwdriver_act(mob/living/user, obj/item/tool)
 	. = TRUE
@@ -143,6 +192,12 @@
 		user.put_in_hands(attached_signaler)
 		UnregisterSignal(attached_signaler, COMSIG_ASSEMBLY_PULSED)
 		attached_signaler = null
+	if(attached_headset)
+		if(!tool.use_tool(src, user, 0.5 SECONDS, volume = tool.tool_volume))
+			return TRUE
+		to_chat(user, SPAN_NOTICE("You remove [attached_headset]."))
+		user.put_in_hands(attached_headset)
+		attached_headset = null
 
 /// Check if the clapper breaks, and if it does, break it
 /obj/item/desk_bell/proc/check_clapper(mob/living/user)
@@ -162,6 +217,8 @@
 	flick("desk_bell_ring", src)
 	if(attached_signaler && !from_signaler)
 		attached_signaler.signal()
+	if(attached_headset)
+		attached_headset.autosay("dings!", "[name] in [get_location_name(src)]", radio_channel, is_emote = TRUE, sender_job = "Desk Bell", vname = "clear bell")
 	times_rang++
 	return TRUE