extends SceneTree

var _failed := false

class CursorStub extends Node:
	var current := "NORMAL"
	func set_cursor(shape: String) -> void:
		current = shape
	func reset() -> void:
		current = "NORMAL"

class AudioStub extends Node:
	var calls: Array[String] = []
	func play_ui(name: String) -> void:
		calls.append(name)

func _init() -> void:
	var host := Node.new()
	root.add_child(host)
	var cur := CursorStub.new()
	host.add_child(cur)
	var audio := AudioStub.new()
	host.add_child(audio)
	var mouse := preload("res://ui/mouse_controller.gd").new()
	host.add_child(mouse)
	mouse.setup(host, cur, audio)
	_check(not mouse.is_attached(), "starts detached")
	_check(mouse.attach_item(1, 7, 1001, 3), "attach inventory item")
	_check(audio.calls == ["pick.wav"], "attach plays pick sound")
	_check(mouse.is_attached(), "attached state visible")
	_check(int(mouse.attached().get("cell", -1)) == 7, "attached source cell")
	_check(cur.current == "ITEM", "item cursor state")
	var target := Control.new()
	target.position = Vector2.ZERO
	target.size = Vector2(32, 32)
	host.add_child(target)
	mouse.register_target(target, func(payload: Dictionary):
		host.set_meta("dropped_cell", int(payload.get("cell", -1)))
		return int(payload.get("cell", -1)) == 7)
	mouse._drop_at(target.get_global_rect().position + Vector2(4, 4))
	_check(int(host.get_meta("dropped_cell", -1)) == 7, "drop callback receives source payload")
	_check(not mouse.is_attached(), "successful drop clears attached state")
	_check(audio.calls == ["pick.wav", "drop.wav"], "successful drop plays drop sound")
	mouse.attach_money(123)
	_check(mouse.is_attached() and int(mouse.attached().get("vnum", 0)) == -1
			and int(mouse.attached().get("count", 0)) == 123, "money has independent attached state")
	mouse.cancel()
	mouse.cancel()
	_check(not mouse.is_attached(), "cancel clears attached state")
	_check(cur.current == "NORMAL", "cancel resets cursor")
	mouse.attach_item(1, 7, 1001, 1)
	mouse._drop_at(Vector2(999, 999))
	_check(not mouse.is_attached(), "invalid drop cancels attached state")
	mouse._notification(Node.NOTIFICATION_WM_WINDOW_FOCUS_OUT)
	mouse.attach_item(1, 7, 1001, 1)
	mouse._notification(Node.NOTIFICATION_WM_WINDOW_FOCUS_OUT)
	_check(not mouse.is_attached(), "focus loss cancels drag")
	_check(audio.calls == ["pick.wav", "drop.wav", "pick.wav", "pick.wav", "loginfail.wav", "pick.wav"],
			"invalid drop plays cancel sound and focus loss cancels")
	host.queue_free()
	print("PASS: mouse_controller (global item drag state + cancel)")
	quit(1 if _failed else 0)

func _check(ok: bool, label: String) -> void:
	if ok:
		return
	_failed = true
	push_error("FAIL: " + label)