# mobile_gesture_test —— 移动端长按、瞄准、快捷栏交换和物品触摸拖放。
#   godot --display-driver headless --audio-driver Dummy --rendering-method gl_compatibility --path project --script mobile_gesture_test.gd
extends SceneTree

const TouchButton = preload("res://ui/mobile/mobile_touch_button.gd")
const Quickbar = preload("res://ui/quickbar.gd")
const SkillTable = preload("res://ui/skill_table.gd")
const SkillUI = preload("res://ui/skill_ui.gd")
const UiManager = preload("res://ui/ui_manager.gd")
const InventoryUI = preload("res://ui/inventory_ui.gd")
const MouseController = preload("res://ui/mouse_controller.gd")

class FakeClient extends Node:
	var inventory := [{"cell": 5, "vnum": 19, "count": 2}]
	var skills := [{"id": 1, "level": 5, "master": 0}, {"id": 16, "level": 3, "master": 0}]
	var quickslots := []
	var calls := []
	var casts := []
	var main := 1000
	func get_main_vid() -> int: return main
	func get_entity(_vid: int) -> Dictionary: return {"vid": _vid, "kind": 2, "race": 0}
	func get_target() -> Dictionary: return {"vid": 2000}
	func get_inventory() -> Array: return inventory
	func get_equipment() -> Array: return []
	func get_skills() -> Array: return skills
	func get_skill_group() -> int: return 1
	func get_points() -> Dictionary: return {"level": 30, "skill_active": 5, "skill_support": 3, "skill_horse": 2}
	func get_quickslots() -> Array: return quickslots
	func use_skill(id: int, target: int) -> bool:
		calls.append(["use_skill", id, target]); return true
	func cast_skill(motion: int, heading: float, x: int, y: int) -> bool:
		casts.append([motion, heading, x, y]); return true
	func quickslot_add(pos: int, kind: int, ref: int) -> bool:
		calls.append(["quickslot_add", pos, kind, ref]); return true
	func quickslot_swap(a: int, b: int) -> bool:
		calls.append(["quickslot_swap", a, b]); return true
	func use_item(window: int, cell: int) -> bool:
		calls.append(["use_item", window, cell]); return true
	func move_item(fw: int, fc: int, tw: int, tc: int, count: int) -> bool:
		calls.append(["move_item", fw, fc, tw, tc, count]); return true

class FakeProto extends Node:
	func item(vnum: int) -> Dictionary:
		return {"vnum": vnum, "name": "Item%d" % vnum, "locale_name": "物品%d" % vnum,
			"type": 1, "sub_type": 0, "anti_flags": 0, "wear_flags": 1 << 4,
			"limits": []}

var _fail := 0

func _ck(condition: bool, message: String) -> void:
	if not condition:
		_fail += 1
		printerr("FAIL: " + message)

func _init() -> void:
	await _run()
	if _fail == 0:
		print("PASS: mobile_gesture_test (long press + aim + quickbar swap + item touch drag)")
		quit(0)
	else:
		printerr("%d check(s) failed" % _fail)
		quit(1)

func _run() -> void:
	await process_frame
	# 1) 长按按钮必须保留同一 touch index，并在拖动松手时发出完成信号。
	var gesture_host := Control.new()
	get_root().add_child(gesture_host)
	var gesture := TouchButton.new()
	gesture.setup("技能", Color(0.4, 0.7, 1.0))
	gesture.set_gesture_enabled(true)
	gesture.size = Vector2(72, 72)
	gesture_host.add_child(gesture)
	var press_count := [0]
	var long_count := [0]
	var release_count := [0]
	gesture.pressed.connect(func(): press_count[0] += 1)
	gesture.long_pressed.connect(func(): long_count[0] += 1)
	gesture.drag_released.connect(func(_delta: Vector2): release_count[0] += 1)
	var down := InputEventScreenTouch.new()
	down.index = 41
	down.pressed = true
	down.position = Vector2(30, 30)
	gesture._gui_input(down)
	await create_timer(0.65).timeout
	var drag := InputEventScreenDrag.new()
	drag.index = 41
	drag.position = Vector2(52, 12)
	gesture._gui_input(drag)
	var up := InputEventScreenTouch.new()
	up.index = 41
	up.pressed = false
	up.position = drag.position
	gesture._gui_input(up)
	_ck(press_count[0] == 1, "长按手势只触发一次按下")
	_ck(long_count[0] == 1, "超过阈值后触发 long_pressed")
	_ck(release_count[0] == 1 and not gesture.active, "拖动松手发出 drag_released 并清理状态")

	# 2) 快捷栏保持服务器槽位交换，同时瞄准方向进入 cast_skill heading。
	var assets := AssetRoot.path()
	var table := SkillTable.new()
	var loaded := false
	for lang in ["en", "common"]:
		if table.load_file(assets.path_join("locale/locale/%s/skilldesc.txt" % lang)):
			loaded = true
			break
	if not loaded:
		print("  (skip: no skilldesc.txt)")
		return
	var ui: CanvasLayer = UiManager.new()
	get_root().add_child(ui)
	ui._ready()
	ui.set_mobile_mode(true)
	var client := FakeClient.new()
	get_root().add_child(client)
	var player := Node3D.new()
	get_root().add_child(player)
	var quickbar: Node = Quickbar.new()
	get_root().add_child(quickbar)
	quickbar.setup(client, table, ui, func() -> Node: return player)
	var skill_ui: Node = SkillUI.new()
	get_root().add_child(skill_ui)
	skill_ui.setup(client, table, ui)
	skill_ui.set_mobile_mode(true)
	skill_ui.set_mobile_quickbar(quickbar)
	skill_ui.open()
	await process_frame
	_ck(skill_ui._mobile_drop_slots.size() == 8, "技能页创建 8 个移动快捷栏落点")
	# 用真实技能行按钮的拖放结束坐标，验证技能可放入指定槽位。
	var source: TouchButton = null
	for row in skill_ui._win.get_node("SkillScroll/list").get_children():
		if row.get_child_count() > 0 and row.get_child(0) is TouchButton:
			source = row.get_child(0)
			break
	if source:
		var target_pos: Vector2 = skill_ui._mobile_drop_slots[2].get_global_rect().get_center()
		source._last_position = target_pos
		skill_ui._mobile_begin_skill_drag(1, source)
		skill_ui._mobile_end_skill_drag(1, source)
	_ck(quickbar.mobile_slot_state(2).get("id", 0) == 1,
			"长按技能拖放到第 3 格快捷栏")
	quickbar.assign(0, "skill", 16)
	quickbar.mobile_swap(0, 2)
	_ck(quickbar.mobile_slot_state(0).get("id", 0) == 1
			and quickbar.mobile_slot_state(2).get("id", 0) == 16,
			"移动快捷栏交换更新本地槽位")
	_ck(client.calls.has(["quickslot_swap", 0, 2]),
			"移动快捷栏交换沿用 CG_QUICKSLOT_SWAP")
	quickbar.activate_aimed(0, Vector2(1, 0))
	_ck(client.casts.size() == 1 and client.calls.has(["use_skill", 1, 2000]),
			"技能长按瞄准仍走 use_skill + cast_skill")

	# 3) 背包长按详情后继续拖动，松手由 MouseController 落到目标格。
	var proto := FakeProto.new()
	get_root().add_child(proto)
	var mouse: Node = MouseController.new()
	get_root().add_child(mouse)
	mouse.setup(ui)
	var inventory: Node = InventoryUI.new()
	inventory.item_mouse = mouse
	get_root().add_child(inventory)
	inventory.setup(ui, client, proto, assets)
	inventory.set_mobile_mode(true)
	inventory.open()
	await process_frame
	var source_cell: Panel = inventory._cells.get(5)
	var target_cell: Panel = inventory._cells.get(8)
	if source_cell and target_cell:
		var item_down := InputEventScreenTouch.new()
		item_down.index = 52
		item_down.pressed = true
		item_down.position = source_cell.get_global_rect().get_center()
		inventory._on_cell_input(5, item_down)
		await create_timer(0.65).timeout
		_ck(inventory._mobile_detail_dialog != null, "物品长按先打开详情卡")
		var item_drag := InputEventScreenDrag.new()
		item_drag.index = 52
		item_drag.position = target_cell.get_global_rect().get_center()
		inventory._handle_mobile_cell_drag(5, item_drag)
		_ck(mouse.is_attached(), "继续拖动后进入全局物品拖放状态")
		var item_up := InputEventScreenTouch.new()
		item_up.index = 52
		item_up.pressed = false
		item_up.position = item_drag.position
		inventory._input(item_up)
		mouse._input(item_up)
		_ck(client.calls.has(["move_item", 1, 5, 1, 8, 2]),
				"物品触摸松手落到目标格并保留堆叠数量")
	else:
		_ck(false, "inventory source/target cells exist")