tgui backend

code/modules/wiremod/shell/bot.dm

@@ -0,0 +1,55 @@
+/**
+ * # Bot
+ *
+ * Immobile (but not dense) shells that can interact with world.
+ */
+/obj/structure/bot
+	name = "bot"
+	icon = 'icons/obj/wiremod.dmi'
+	icon_state = "setup_medium_box"
+
+	density = FALSE
+	light_system = MOVABLE_LIGHT
+	light_on = FALSE
+
+/obj/structure/bot/Initialize()
+	. = ..()
+	AddComponent( \
+		/datum/component/shell, \
+		unremovable_circuit_components = list(new /obj/item/circuit_component/bot), \
+		capacity = SHELL_CAPACITY_LARGE, \
+		shell_flags = SHELL_FLAG_USB_PORT, \
+	)
+
+/obj/item/circuit_component/bot
+	display_name = "Bot"
+	desc = "Triggers when someone interacts with the bot."
+
+	/// Called when attack_hand is called on the shell.
+	var/datum/port/output/signal
+	/// The user who used the bot
+	var/datum/port/output/entity
+
+/obj/item/circuit_component/bot/Initialize()
+	. = ..()
+	entity = add_output_port("User", PORT_TYPE_ATOM)
+	signal = add_output_port("Signal", PORT_TYPE_SIGNAL)
+
+/obj/item/circuit_component/bot/Destroy()
+	signal = null
+	entity = null
+	return ..()
+
+/obj/item/circuit_component/bot/register_shell(atom/movable/shell)
+	RegisterSignal(shell, COMSIG_ATOM_ATTACK_HAND, .proc/on_attack_hand)
+
+/obj/item/circuit_component/bot/unregister_shell(atom/movable/shell)
+	UnregisterSignal(shell, COMSIG_ATOM_ATTACK_HAND)
+
+/obj/item/circuit_component/bot/proc/on_attack_hand(atom/source, mob/user)
+	SIGNAL_HANDLER
+	source.balloon_alert(user, "pushed button")
+	playsound(source, get_sfx("terminal_type"), 25, FALSE)
+	entity.set_output(user)
+	signal.set_output(COMPONENT_SIGNAL)
+