# GameOptionUI (P11) —— 游戏设置窗（1:1 迁移 `assets/root/uigameoption.py` `OptionDialog`）。
#
#   var go := preload("res://ui/game_option_ui.gd").new()
#   add_child(go)
#   go.setup(ui_manager, m2client, assets_root)
#   go.toggle()      # 由 system_menu_ui 的 game_option_button 打开
#
# 布局走真 `assets/uiscript/uiscript/gameoptiondialog.py`。绑定逐字对照 uigameoption.py：
#   block_{exchange,party,guild,whisper,friend,party_request}_button (toggle) →
#       `/setblockmode <mask ^ bit>`（EBlockAction 位：1<<0..1<<5）—— 真聊天命令
#   pvp_{peace,revenge,guild,free} (radio) → `/pkmode {0,1,4,2}` —— 真聊天命令
#   name_color / target_board / view_chat / always_show_name / show_damage / salestext (radio)
#       —— 客户端显示开关，持久化到 user://system_option.cfg [gameopt]；渲染节点按需读取这些设置。
extends Node

const MobileTouchButton = preload("res://ui/mobile/mobile_touch_button.gd")
# Packet.h EBlockAction
const BLOCK_BITS := {
	"block_exchange_button": 1 << 0,
	"block_party_button": 1 << 1,
	"block_guild_button": 1 << 2,
	"block_whisper_button": 1 << 3,
	"block_friend_button": 1 << 4,
	"block_party_request_button": 1 << 5,
}
# uigameoption: peace /pkmode 0, revenge /pkmode 1, free /pkmode 2, guild /pkmode 4
const PK_CMD := {"pvp_peace": 0, "pvp_revenge": 1, "pvp_free": 2, "pvp_guild": 4}

# 客户端显示开关：{radio 名 -> [cfg key, 该按钮代表的值]}
const DISPLAY_RADIOS := {
	"name_color_normal": ["name_color", 0], "name_color_empire": ["name_color", 1],
	"target_board_no_view": ["target_board", 0], "target_board_view": ["target_board", 1],
	"view_chat_on_button": ["view_chat", 1], "view_chat_off_button": ["view_chat", 0],
	"always_show_name_on_button": ["always_show_name", 1], "always_show_name_off_button": ["always_show_name", 0],
	"show_damage_on_button": ["show_damage", 1], "show_damage_off_button": ["show_damage", 0],
	"salestext_on_button": ["salestext", 1], "salestext_off_button": ["salestext", 0],
}
const RADIO_GROUPS := [
	["name_color_normal", "name_color_empire"],
	["target_board_no_view", "target_board_view"],
	["view_chat_on_button", "view_chat_off_button"],
	["always_show_name_on_button", "always_show_name_off_button"],
	["show_damage_on_button", "show_damage_off_button"],
	["salestext_on_button", "salestext_off_button"],
]

const LABELS := {
	"titlename": "游戏设置", "name_color": "名字颜色", "target_board": "目标框",
	"pvp_mode": "PK 模式", "block": "屏蔽", "chat": "聊天显示",
	"always_show_name": "总显示名字", "effect_on_off": "伤害数字", "salestext_on_off": "叫卖文字",
	"name_color_normal": "普通", "name_color_empire": "阵营",
	"target_board_no_view": "不看他国", "target_board_view": "看他国",
	"pvp_peace": "和平", "pvp_revenge": "反击", "pvp_guild": "帮会", "pvp_free": "自由",
	"block_exchange_button": "交易", "block_party_button": "组队", "block_guild_button": "帮会",
	"block_whisper_button": "密语", "block_friend_button": "好友", "block_party_request_button": "组队申请",
	"view_chat_on_button": "开", "view_chat_off_button": "关",
	"always_show_name_on_button": "开", "always_show_name_off_button": "关",
	"show_damage_on_button": "开", "show_damage_off_button": "关",
	"salestext_on_button": "开", "salestext_off_button": "关",
}

const CFG_PATH := "user://system_option.cfg"

# uigameoption RefreshAlwaysShowName / 名字色 / 伤害数字等：radio 选中后广播给渲染层。
# key ∈ DISPLAY_RADIOS 的 cfg key（name_color / always_show_name / show_damage / ...）。
signal display_option_changed(key: String, value: int)

var ui: CanvasLayer
var client: Node
var assets_root := ""
var uiscript_dir := ""

var _win: Dictionary = {}
var _cfg := ConfigFile.new()
var _block_mode := 0      # blockMode（本地跟踪 + 服务端回包同步）
var _display := {}        # cfg [gameopt] 快照
var _mobile_mode := false
var _mobile_root: Control

static func config_path() -> String:
	var override_dir := OS.get_environment("MT_CONFIG_DIR")
	if override_dir != "":
		return override_dir.path_join("system_option.cfg")
	return OS.get_temp_dir().path_join("mtgodot_system_option.cfg") \
		if DisplayServer.get_name() == "headless" else CFG_PATH

func setup(ui_manager: CanvasLayer, m2client: Node, assets := "") -> void:
	ui = ui_manager
	client = m2client
	assets_root = assets
	if assets_root == "" and ui and "assets_root" in ui:
		assets_root = ui.assets_root
	uiscript_dir = assets_root.path_join("uiscript/uiscript")
	if not DirAccess.dir_exists_absolute(uiscript_dir):
		uiscript_dir = assets_root.path_join("uiscript")
	_cfg.load(config_path())
	for k in ["name_color", "target_board", "view_chat", "always_show_name", "show_damage", "salestext"]:
		_display[k] = int(_cfg.get_value("gameopt", k, 1 if k in ["target_board", "view_chat", "always_show_name", "show_damage"] else 0))
	_block_mode = int(_cfg.get_value("gameopt", "block_mode", 0))
	if client and client.has_signal("block_mode_changed"):
		client.block_mode_changed.connect(_on_server_block_mode)

func is_open() -> bool:
	if _mobile_mode:
		return _mobile_root != null and is_instance_valid(_mobile_root)
	return not _win.is_empty() and is_instance_valid(_win.get("root"))

func set_mobile_mode(enabled: bool) -> void:
	if not enabled and _mobile_root != null:
		var old_mode := _mobile_mode
		_mobile_mode = true
		close()
		_mobile_mode = old_mode
	_mobile_mode = enabled

# 渲染层开局回填用：cfg [gameopt] 里某显示开关的当前值（0/1），缺省同 setup() 的默认。
func display_value(key: String) -> int:
	return int(_display.get(key, 0))

func toggle() -> void:
	if is_open(): close()
	else: open()

func close() -> void:
	if _mobile_mode:
		if _mobile_root and is_instance_valid(_mobile_root) and ui:
			ui.close(_mobile_root)
		_mobile_root = null
		return
	if is_open():
		ui.close(_win["root"])
	_win = {}

func open() -> void:
	if _mobile_mode:
		_open_mobile()
		return
	if is_open():
		return
	var path := uiscript_dir.path_join("gameoptiondialog.py")
	if not FileAccess.file_exists(path):
		push_warning("GameOptionUI: no gameoptiondialog.py at " + path)
		return
	_win = ui.open_script(path, assets_root)
	if not is_open():
		return
	_relabel()
	_wire()
	_sync()

func _open_mobile() -> void:
	if is_open():
		return
	_mobile_root = Control.new()
	_mobile_root.name = "MobileGameOptionWindow"
	_mobile_root.size = Vector2(700, 360)
	_mobile_root.set_meta("mobile_title", "游戏设置")
	_mobile_root.mouse_filter = Control.MOUSE_FILTER_STOP
	var panel := Panel.new()
	panel.set_anchors_preset(Control.PRESET_FULL_RECT)
	panel.add_theme_stylebox_override("panel", _mobile_panel_style())
	_mobile_root.add_child(panel)
	var scroll := ScrollContainer.new()
	scroll.name = "MobileGameOptionScroll"
	scroll.position = Vector2(14, 48)
	scroll.size = Vector2(672, 298)
	scroll.horizontal_scroll_mode = ScrollContainer.SCROLL_MODE_DISABLED
	scroll.mouse_filter = Control.MOUSE_FILTER_STOP
	_mobile_root.add_child(scroll)
	var content := VBoxContainer.new()
	content.custom_minimum_size = Vector2(650, 0)
	content.add_theme_constant_override("separation", 8)
	scroll.add_child(content)
	_add_mobile_section_title(content, "屏蔽设置")
	_add_mobile_block_buttons(content)
	_add_mobile_section_title(content, "PK 模式")
	_add_mobile_pk_radios(content)
	_add_mobile_section_title(content, "显示设置")
	_add_mobile_display_radios(content)
	ui.open(_mobile_root)

func _add_mobile_section_title(parent: VBoxContainer, text: String) -> void:
	var title := Label.new()
	title.text = text
	title.custom_minimum_size = Vector2(640, 28)
	title.add_theme_font_size_override("font_size", 14)
	title.add_theme_color_override("font_color", Color(0.95, 0.82, 0.54))
	parent.add_child(title)

func _add_mobile_block_buttons(parent: VBoxContainer) -> void:
	var grid := GridContainer.new()
	grid.columns = 3
	grid.custom_minimum_size = Vector2(640, 94)
	grid.add_theme_constant_override("h_separation", 6)
	grid.add_theme_constant_override("v_separation", 6)
	parent.add_child(grid)
	for name in BLOCK_BITS:
		var button := Button.new()
		button.text = String(LABELS.get(name, name))
		button.toggle_mode = true
		button.button_pressed = (_block_mode & int(BLOCK_BITS[name])) != 0
		button.custom_minimum_size = Vector2(206, 42)
		var bit := int(BLOCK_BITS[name])
		button.pressed.connect(func(): _toggle_block(bit))
		grid.add_child(button)

func _add_mobile_pk_radios(parent: VBoxContainer) -> void:
	var row := HBoxContainer.new()
	row.custom_minimum_size = Vector2(640, 44)
	row.add_theme_constant_override("separation", 6)
	var buttons: Array[Button] = []
	for name in ["pvp_peace", "pvp_revenge", "pvp_guild", "pvp_free"]:
		var button := Button.new()
		button.text = String(LABELS.get(name, name))
		button.toggle_mode = true
		button.custom_minimum_size = Vector2(145, 42)
		button.button_pressed = false
		var picked: String = name
		button.pressed.connect(func():
			for other in buttons.size():
				buttons[other].set_pressed_no_signal(buttons[other] == button)
			if client and client.has_method("say"):
				client.say(0, "/pkmode %d" % PK_CMD[picked]))
		buttons.append(button)
		row.add_child(button)
	var current: Variant = _cfg.get_value("gameopt", "pk_mode", -1)
	if int(current) in PK_CMD.values():
		for i in PK_CMD.keys().size():
			if int(PK_CMD[PK_CMD.keys()[i]]) == int(current):
				buttons[i].button_pressed = true
	parent.add_child(row)

func _add_mobile_display_radios(parent: VBoxContainer) -> void:
	for group in RADIO_GROUPS:
		var row := HBoxContainer.new()
		row.custom_minimum_size = Vector2(640, 44)
		row.add_theme_constant_override("separation", 6)
		var key: String = String(DISPLAY_RADIOS[group[0]][0])
		var caption := Label.new()
		caption.text = String(LABELS.get(key, key))
		caption.custom_minimum_size = Vector2(126, 40)
		caption.vertical_alignment = VERTICAL_ALIGNMENT_CENTER
		caption.add_theme_font_size_override("font_size", 12)
		row.add_child(caption)
		var buttons: Array[Button] = []
		var current := int(_display.get(key, 0))
		for name in group:
			var button := Button.new()
			button.text = String(LABELS.get(name, name))
			button.toggle_mode = true
			button.custom_minimum_size = Vector2(112, 42)
			button.button_pressed = int(DISPLAY_RADIOS[name][1]) == current
			var selected: String = name
			button.pressed.connect(func():
				for other in buttons.size():
					buttons[other].set_pressed_no_signal(buttons[other] == button)
				var spec: Array = DISPLAY_RADIOS[selected]
				_display[String(spec[0])] = int(spec[1])
				_save()
				display_option_changed.emit(String(spec[0]), int(spec[1])))
			buttons.append(button)
			row.add_child(button)
		parent.add_child(row)

func _mobile_panel_style() -> StyleBoxFlat:
	var style := StyleBoxFlat.new()
	style.bg_color = Color(0.04, 0.065, 0.1, 0.98)
	style.border_color = Color(0.52, 0.68, 0.9, 0.86)
	style.set_border_width_all(1)
	style.set_corner_radius_all(8)
	return style

func _node(nm: String) -> Control:
	if _win.is_empty():
		return null
	var n = _win.get("nodes", {}).get(nm, null)
	return n if n is Control else null

func _relabel() -> void:
	for nm in LABELS:
		var n := _node(nm)
		if n and n.has_method("set_text"):
			n.set_text(LABELS[nm])

func _wire() -> void:
	# 屏蔽 toggle → /setblockmode
	for nm in BLOCK_BITS:
		var b := _node(nm)
		if b is BaseButton:
			b.toggle_mode = true
			var bit: int = BLOCK_BITS[nm]
			b.pressed.connect(func(): _toggle_block(bit))
	# PK radio → /pkmode
	_bind_radio(PK_CMD.keys(), func(nm):
		if client and client.has_method("say"):
			client.say(0, "/pkmode %d" % PK_CMD[nm]))   # CHAT_TYPE_TALKING
	# 显示开关 radio → 持久化
	for group in RADIO_GROUPS:
		_bind_radio(group, func(nm):
			var spec: Array = DISPLAY_RADIOS[nm]
			_display[spec[0]] = int(spec[1])
			_save()
			display_option_changed.emit(String(spec[0]), int(spec[1])))
	var tb := _node("titlebar")
	if tb:
		for x in tb.find_children("*", "BaseButton", true, false):
			x.pressed.connect(close)

func _bind_radio(names: Array, on_pick: Callable) -> void:
	var boxes := {}
	for nm: String in names:
		boxes[nm] = _node(nm)
	for nm: String in names:
		var b = boxes[nm]
		if not (b is BaseButton):
			continue
		b.toggle_mode = true
		var picked: String = nm
		b.pressed.connect(func():
			for other: String in names:
				if boxes[other] is BaseButton:
					boxes[other].set_pressed_no_signal(other == picked)
			on_pick.call(picked))

func _toggle_block(bit: int) -> void:
	_block_mode ^= bit
	if client and client.has_method("say"):
		client.say(0, "/setblockmode %d" % _block_mode)
	_cfg.set_value("gameopt", "block_mode", _block_mode)
	var err := _cfg.save(config_path())
	if err != OK:
		push_warning("GameOptionUI: save failed (%s): %s" % [err, config_path()])
	_sync_block()

# 开窗时把状态回填到控件
func _sync() -> void:
	_sync_block()
	for group in RADIO_GROUPS:
		var key: String = DISPLAY_RADIOS[group[0]][0]
		var cur := int(_display.get(key, 0))
		for nm in group:
			var b := _node(nm)
			if b is BaseButton:
				b.set_pressed_no_signal(int(DISPLAY_RADIOS[nm][1]) == cur)

func _sync_block() -> void:
	for nm in BLOCK_BITS:
		var b := _node(nm)
		if b is BaseButton:
			b.set_pressed_no_signal((_block_mode & int(BLOCK_BITS[nm])) != 0)

func _on_server_block_mode(mask: int) -> void:
	_block_mode = maxi(0, mask)
	_cfg.set_value("gameopt", "block_mode", _block_mode)
	_cfg.save(config_path())
	_sync_block()

func _save() -> void:
	for k in _display:
		_cfg.set_value("gameopt", k, int(_display[k]))
	_cfg.set_value("gameopt", "block_mode", _block_mode)
	var err := _cfg.save(config_path())
	if err != OK:
		push_warning("GameOptionUI: save failed (%s): %s" % [err, config_path()])