Added Glitch Room Source code to Gitty

core/runtime/hardware_manager.gd

@@ -0,0 +1,77 @@
+extends Node
+signal action_activated(cabinet_id: StringName, action_id: StringName, context: Dictionary)
+signal action_deactivated(cabinet_id: StringName, action_id: StringName, context: Dictionary)
+signal status_changed(message: String)
+var active_cabinet: CabinetProfile
+var real_gpio := false
+var status := "GPIO simulation (use --gpio=real on the Pi)"
+var client: Node
+var generations: Dictionary = {}
+
+func _ready() -> void:
+	real_gpio = "--gpio=real" in OS.get_cmdline_user_args()
+	if real_gpio:
+		client = preload("res://core/runtime/pi_gpio_client.gd").new()
+		client.status_changed.connect(_status)
+		add_child(client)
+		_status("GPIO real mode — local Pi bridge required")
+	if "--gpio-test" in OS.get_cmdline_user_args():
+		test_led.call_deferred()
+
+func _status(message: String) -> void:
+	status = message
+	print("[GPIO] ", message)
+	status_changed.emit(message)
+
+func configure(cabinet: CabinetProfile) -> void:
+	active_cabinet = cabinet
+
+func trigger(action_id: StringName, context: Dictionary = {}) -> void:
+	if active_cabinet == null:
+		_status("No active cabinet for GPIO action")
+		return
+	trigger_for_cabinet(active_cabinet, action_id, context)
+
+func trigger_for_cabinet(cabinet: CabinetProfile, action_id: StringName, context: Dictionary = {}) -> void:
+	if cabinet == null or cabinet.hardware_config == null:
+		_status("Missing cabinet hardware configuration")
+		return
+	var action := cabinet.hardware_config.get_action(action_id)
+	if action == null:
+		_status("Unknown hardware action: %s" % action_id)
+		return
+	_send_action(cabinet, action, context)
+
+func _send_action(cabinet: CabinetProfile, action: HardwareAction, context: Dictionary) -> void:
+	var key := "%s:%s" % [cabinet.hardware_config.controller_id, action.gpio_pin]
+	var generation := int(generations.get(key, 0)) + 1
+	generations[key] = generation
+	var pulse := action.action_type == HardwareAction.ActionType.PULSE_OUTPUT
+	var active := true if pulse else bool(context.get("active", true))
+	if real_gpio:
+		var ok: bool = await client.send({
+			"controller": str(cabinet.hardware_config.controller_id),
+			"pin": action.gpio_pin,
+			"active_high": action.active_high,
+			"mode": "pulse" if pulse else "set",
+			"duration_ms": action.pulse_duration_ms,
+			"active": active,
+		})
+		if not ok: return
+	else:
+		print("[MOCK GPIO] %s cabinet=%s action=%s BCM=%d" % ["PULSE" if pulse else "SET", cabinet.cabinet_id, action.action_id, action.gpio_pin])
+	if active:
+		action_activated.emit(cabinet.cabinet_id, action.action_id, context)
+	else:
+		action_deactivated.emit(cabinet.cabinet_id, action.action_id, context)
+	if pulse:
+		await get_tree().create_timer(action.pulse_duration_ms / 1000.0).timeout
+		if int(generations.get(key, 0)) == generation:
+			# Physical timing belongs to the bridge, even if the game exits mid-pulse.
+			action_deactivated.emit(cabinet.cabinet_id, action.action_id, context)
+
+func test_led() -> void:
+	var cabinet = load("res://data/cabinets/cabinet_01.tres").duplicate(true)
+	var action: HardwareAction = cabinet.hardware_config.get_action(&"coin_release")
+	action.pulse_duration_ms = 2000
+	_send_action(cabinet, action, {"source": "gpio_led_test"})