# ui_test —— P1 UI 工具层 headless 自检（解析器 + 构建器 + 窗口管理器）。
#   godot --headless --path project --script ui_test.gd
extends SceneTree

const UiScript = preload("res://ui/uiscript.gd")
const UiBuild = preload("res://ui/ui_build.gd")
const UiManager = preload("res://ui/ui_manager.gd")
const Dialogs = preload("res://ui/dialogs.gd")

const FIXTURE := """
import uiScriptLocale
ROOT = "d:/ymir work/ui/public/"
PAD = 10

window = {
	"name" : "TestWin",
	"style" : ("float",),
	"x" : SCREEN_WIDTH/2 - 250,
	"y" : SCREEN_HEIGHT/2 - 40,
	"width" : 280,
	"height" : 105,
	"children" : (
		{
			"name" : "board",
			"type" : "board_with_titlebar",
			"x" : 0, "y" : 0,
			"width" : 280, "height" : 105,
			"title" : uiScriptLocale.HELLO,
			"children" : (
				{
					"name" : "message",
					"type" : "text",
					"x" : PAD, "y" : 38,
					"text" : uiScriptLocale.MESSAGE,
					"text_horizontal_align" : "center",
					"text_color" : 0xffF8BF24,
				},
				{
					"name" : "accept",
					"type" : "button",
					"x" : 0, "y" : 63,
					"width" : 61, "height" : 21,
					"horizontal_align" : "center",
					"text" : uiScriptLocale.OK,
					"default_image" : ROOT + "middle_button_01.sub",
				},
			),
		},
	),
}
"""

var _fail := 0
func _ck(c: bool, m: String) -> void:
	if not c:
		_fail += 1
		printerr("FAIL: " + m)

func _init() -> void:
	_test_parser()
	_test_builder()
	_test_manager()
	_test_dialogs()
	_test_real_file()
	if _fail == 0:
		print("PASS: ui_test (parser + builder + manager)")
		quit(0)
	else:
		printerr("%d check(s) failed" % _fail)
		quit(1)

func _test_parser() -> void:
	var us := UiScript.new()
	us.screen = Vector2i(1920, 1080)
	us.locale = func(k: String) -> String:
		return {"HELLO": "Hi", "MESSAGE": "Body", "OK": "OK"}.get(k, "")
	var w := us.parse_text(FIXTURE)
	_ck(us.last_error == "", "parser: no error (%s)" % us.last_error)
	_ck(w.get("name") == "TestWin", "parser: window name")
	_ck(int(w.get("x")) == 710, "parser: arithmetic SCREEN_WIDTH/2-250 = 710, got %s" % w.get("x"))
	_ck(int(w.get("width")) == 280, "parser: width")
	var kids: Array = w.get("children", [])
	_ck(kids.size() == 1 and kids[0].get("type") == "board_with_titlebar", "parser: child type")
	_ck(kids[0].get("title") == "Hi", "parser: locale HELLO -> 'Hi'")
	var inner: Array = kids[0].get("children", [])
	_ck(inner.size() == 2, "parser: 2 grandchildren")
	_ck(inner[0].get("text") == "Body", "parser: locale MESSAGE")
	_ck(int(inner[0].get("text_color")) == 0xffF8BF24, "parser: hex color")
	_ck(int(inner[1].get("x")) == 0 and inner[1].get("horizontal_align") == "center",
		"parser: const PAD + align kept")
	# 空输入 / 坏输入
	_ck(UiScript.new().parse_text("import x\n").is_empty(), "parser: no window -> {}")

func _test_builder() -> void:
	var us := UiScript.new()
	us.screen = Vector2i(1920, 1080)
	us.locale = func(k: String) -> String: return k
	var spec := us.parse_text(FIXTURE)
	var r := UiBuild.build(spec, "")     # 无 assets -> 主题兜底
	var root: Control = r.root
	_ck(root is Control, "builder: root is Control")
	_ck(root.size == Vector2(280, 105), "builder: root size")
	_ck(root.position == Vector2(710, 500), "builder: root pos, got %s" % root.position)
	var nodes: Dictionary = r.nodes
	_ck(nodes.has("accept") and nodes["accept"] is Button, "builder: accept is Button")
	_ck(nodes["accept"].text == "OK", "builder: button text")
	# horizontal_align center：x = (280 - 61)/2 + 0 = 109（父 board 宽 280）
	_ck(nodes["accept"].position.x == 109, "builder: center align x = 109, got %s" % nodes["accept"].position.x)
	_ck(nodes.has("message") and nodes["message"] is Label, "builder: message is Label")
	_ck(nodes["message"].horizontal_alignment == HORIZONTAL_ALIGNMENT_CENTER, "builder: text align")
	_ck(nodes["board"] is Panel, "builder: board is Panel")
	_ck(nodes["board"].has_node("TitleText"), "builder: board_with_titlebar has title label")

func _test_manager() -> void:
	var ui: CanvasLayer = UiManager.new()
	get_root().add_child(ui)
	ui._ready()   # ensure built (add_child 后一帧才 _ready，这里直接调)
	var w1 := Control.new()
	w1.custom_minimum_size = Vector2(100, 100)
	var w2 := Control.new()
	ui.open(w1)
	ui.open(w2, true)   # modal
	_ck(ui.top() == w2, "manager: w2 on top")
	_ck(ui._dim.visible, "manager: modal dim shown")
	_ck(ui.close_top(), "manager: close_top ok")
	_ck(ui.top() == w1, "manager: w1 now top")
	_ck(not ui._dim.visible, "manager: dim hidden after modal closed")
	_ck(not ui.close_top() == false, "manager: close last")
	ui.close_top()
	_ck(ui.top() == null, "manager: stack empty")
	ui.queue_free()

func _test_dialogs() -> void:
	var ui: CanvasLayer = UiManager.new()
	get_root().add_child(ui)
	ui._ready()
	var dlg := Dialogs.new(ui)
	var got := [0]
	dlg.confirm("delete?", func(): got[0] = 1, func(): got[0] = -1)
	_ck(ui.top() != null, "dialogs: confirm opened")
	_ck(ui._dim.visible, "dialogs: confirm is modal")
	# 找到「确定」按钮点一下
	var ok_btn: Button = null
	for n in ui.top().get_children():
		if n is Button and n.text == "确定":
			ok_btn = n
	_ck(ok_btn != null, "dialogs: 确定 button present")
	if ok_btn:
		ok_btn.pressed.emit()
	_ck(got[0] == 1, "dialogs: on_ok fired")
	_ck(ui.top() == null, "dialogs: closed after confirm")
	ui.queue_free()

func _test_real_file() -> void:
	var p := AssetRoot.sub("uiscript/uiscript/popupdialog.py")
	if not FileAccess.file_exists(p):
		print("  (skip real-file test: %s not present)" % p)
		return
	var us := UiScript.new()
	us.locale = func(k: String) -> String: return "L_" + k
	var w := us.parse_file(p)
	_ck(us.last_error == "", "real: popupdialog parsed (%s)" % us.last_error)
	_ck(w.get("name") == "PopupDialog", "real: name == PopupDialog, got %s" % w.get("name"))
	var kids: Array = w.get("children", [])
	_ck(kids.size() >= 1 and kids[0].get("type") == "board", "real: first child is board")
	var found_btn := false
	for c in kids[0].get("children", []):
		if c.get("type") == "button" and c.get("name") == "accept":
			found_btn = true
			_ck(String(c.get("default_image", "")).ends_with(".sub"), "real: button default_image is .sub")
	_ck(found_btn, "real: found accept button")
	# 构建也不炸
	var r := UiBuild.build(w, "")
	_ck(r.root is Control and r.nodes.has("accept"), "real: build ok")