# MobileHud —— landscape in-game HUD.
#
# This is deliberately a presentation-only node.  NetPlay updates it through
# the same setter contract as hud.gd, while MobileUiRoot wires its buttons to
# the existing feature controllers.
extends Control

const TouchButton := preload("res://ui/mobile/mobile_touch_button.gd")

signal avatar_pressed
signal inventory_pressed
signal minimap_pressed
signal menu_pressed
signal quest_pressed
signal party_member_pressed(vid: int)
signal context_action_pressed

const AVATAR_SIZE := 78.0
const SAFE_MARGIN := 16.0

var client: Node
var _player_name: Label
var _avatar: TouchButton
var _hp_bar: ProgressBar
var _mp_bar: ProgressBar
var _hp_text: Label
var _mp_text: Label
var _level: Label
var _party_host: VBoxContainer
var _target_panel: Panel
var _target_name: Label
var _target_bar: ProgressBar
var _quest: TouchButton
var _context: TouchButton
var _mini_host: Control
var _mini_placeholder: Label
var _channel: Label
var _affects: HBoxContainer
var _client_bound := false

func setup() -> void:
	set_anchors_preset(Control.PRESET_FULL_RECT)
	mouse_filter = Control.MOUSE_FILTER_IGNORE
	_build_player_card()
	_build_top_right()
	_build_target()
	_build_quest()
	_build_context_action()

func bind_client(m2client: Node) -> void:
	if _client_bound and client == m2client:
		_refresh_player()
		_refresh_party()
		return
	client = m2client
	_client_bound = client != null
	if client and client.has_signal("party_changed"):
		client.party_changed.connect(_refresh_party)
	if client and client.has_signal("vitals_changed"):
		client.vitals_changed.connect(func(_vid): _refresh_party())
	_refresh_player()
	_refresh_party()

func set_player_name(value: String) -> void:
	if _player_name:
		_player_name.text = value if value != "" else "冒险者"

func get_minimap_host() -> Control:
	return _mini_host

func get_quest_button() -> Control:
	return _quest

func get_context_button() -> Control:
	return _context

func set_vitals(hp: int, max_hp: int, sp: int, max_sp: int) -> void:
	if _hp_bar:
		_hp_bar.max_value = maxi(1, max_hp)
		_hp_bar.value = clampi(hp, 0, maxi(1, max_hp))
	if _mp_bar:
		_mp_bar.max_value = maxi(1, max_sp)
		_mp_bar.value = clampi(sp, 0, maxi(1, max_sp))
	if _hp_text:
		_hp_text.text = "%d/%d" % [hp, max_hp]
	if _mp_text:
		_mp_text.text = "%d/%d" % [sp, max_sp]

func set_exp(xp: int, next_xp: int) -> void:
	# The mobile card keeps the main HUD quiet; experience is shown in the
	# level caption so it remains available without adding a bottom bar.
	if _level and next_xp > 0:
		_level.tooltip_text = "经验 %d / %d" % [xp, next_xp]

func set_level(value: int) -> void:
	if _level:
		_level.text = "Lv %d" % value

func set_energy(value: int, max_value: int = 100) -> void:
	if _avatar:
		_avatar.tooltip_text = "职业资源 %d/%d" % [value, max_value]

func set_stamina(value: int, max_value: int) -> void:
	if _avatar:
		_avatar.tooltip_text = "体力 %d/%d" % [value, max_value]

func set_affects(values: Array) -> void:
	if _affects == null:
		return
	for child in _affects.get_children():
		child.queue_free()
	for value in values:
		var chip := Label.new()
		chip.text = "◆"
		chip.add_theme_font_size_override("font_size", 11)
		chip.add_theme_color_override("font_color", Color.from_hsv(
			fmod(float(int(value.get("type", 0))) * 0.13, 1.0), 0.55, 0.95))
		chip.tooltip_text = "状态 #%d" % int(value.get("type", 0))
		_affects.add_child(chip)

func set_target(name: String, hp_pct: int) -> void:
	if _target_panel == null:
		_build_target()
	_target_panel.visible = true
	_target_name.text = name if name != "" else "目标"
	_target_bar.value = clampi(hp_pct, 0, 100)

func clear_target() -> void:
	if _target_panel:
		_target_panel.visible = false

func set_channel(value: int) -> void:
	if _channel:
		_channel.text = "CH %d" % value

func set_dungeon_destination(active: bool, _world_pos: Vector3) -> void:
	if _quest and active:
		_quest.set_caption("副本目标")

func set_context_action(text: String, visible: bool) -> void:
	if _context == null:
		return
	_context.set_caption(text)
	_context.visible = visible

func _build_player_card() -> void:
	var card := Control.new()
	card.position = Vector2(SAFE_MARGIN, SAFE_MARGIN)
	card.size = Vector2(110, 122)
	add_child(card)
	_player_name = Label.new()
	_player_name.text = "冒险者"
	_player_name.position = Vector2(0, 0)
	_player_name.size = Vector2(AVATAR_SIZE + 10, 20)
	_player_name.horizontal_alignment = HORIZONTAL_ALIGNMENT_CENTER
	_player_name.add_theme_font_size_override("font_size", 13)
	_player_name.add_theme_color_override("font_color", Color(0.98, 0.88, 0.61))
	_player_name.add_theme_color_override("font_outline_color", Color(0.01, 0.02, 0.04, 0.95))
	_player_name.add_theme_constant_override("outline_size", 4)
	card.add_child(_player_name)

	_avatar = TouchButton.new()
	_avatar.setup("角\n色", Color(0.92, 0.72, 0.32, 0.95))
	_avatar.position = Vector2(5, 20)
	_avatar.size = Vector2(AVATAR_SIZE, AVATAR_SIZE)
	_avatar.pressed.connect(func(): avatar_pressed.emit())
	card.add_child(_avatar)

	_hp_bar = _bar(Color(0.86, 0.24, 0.22), Vector2(AVATAR_SIZE, 9))
	_hp_bar.position = Vector2(5, 100)
	card.add_child(_hp_bar)
	_hp_text = _bar_text(_hp_bar)

	_mp_bar = _bar(Color(0.24, 0.48, 0.93), Vector2(AVATAR_SIZE, 7))
	_mp_bar.position = Vector2(5, 111)
	card.add_child(_mp_bar)
	_mp_text = _bar_text(_mp_bar)

	_level = Label.new()
	_level.text = "Lv 1"
	_level.position = Vector2(86, 27)
	_level.add_theme_font_size_override("font_size", 11)
	_level.add_theme_color_override("font_color", Color(0.78, 0.86, 0.98))
	card.add_child(_level)

	_party_host = VBoxContainer.new()
	_party_host.position = Vector2(0, 126)
	_party_host.size = Vector2(196, 180)
	_party_host.add_theme_constant_override("separation", 4)
	add_child(_party_host)

	_affects = HBoxContainer.new()
	_affects.position = Vector2(5, 121)
	_affects.add_theme_constant_override("separation", 3)
	card.add_child(_affects)

func _build_top_right() -> void:
	var actions := Control.new()
	actions.set_anchors_preset(Control.PRESET_TOP_RIGHT)
	actions.position = Vector2(-250, SAFE_MARGIN)
	actions.size = Vector2(234, 98)
	add_child(actions)

	var bag := TouchButton.new()
	bag.setup("背包", Color(0.95, 0.72, 0.34, 0.95))
	bag.position = Vector2(0, 18)
	bag.size = Vector2(56, 56)
	bag.pressed.connect(func(): inventory_pressed.emit())
	actions.add_child(bag)

	_mini_host = Control.new()
	_mini_host.position = Vector2(62, 0)
	_mini_host.size = Vector2(96, 96)
	_mini_host.mouse_filter = Control.MOUSE_FILTER_IGNORE
	actions.add_child(_mini_host)
	_mini_placeholder = Label.new()
	_mini_placeholder.text = "地图"
	_mini_placeholder.position = Vector2(28, 38)
	_mini_placeholder.add_theme_font_size_override("font_size", 12)
	_mini_placeholder.add_theme_color_override("font_color", Color(0.8, 0.9, 1.0, 0.85))
	_mini_placeholder.mouse_filter = Control.MOUSE_FILTER_IGNORE
	_mini_host.add_child(_mini_placeholder)

	var map_button := TouchButton.new()
	map_button.setup("", Color(0.45, 0.7, 0.95, 0.95))
	map_button.position = Vector2(62, 0)
	map_button.size = Vector2(96, 96)
	map_button.set_idle_modulate(Color(1, 1, 1, 0.03))
	map_button.pressed.connect(func(): minimap_pressed.emit())
	actions.add_child(map_button)

	var menu := TouchButton.new()
	menu.setup("菜单", Color(0.58, 0.74, 0.96, 0.95))
	menu.position = Vector2(164, 18)
	menu.size = Vector2(56, 56)
	menu.pressed.connect(func(): menu_pressed.emit())
	actions.add_child(menu)

	_channel = Label.new()
	_channel.text = "CH -"
	_channel.position = Vector2(75, 98)
	_channel.add_theme_font_size_override("font_size", 10)
	_channel.add_theme_color_override("font_color", Color(0.64, 0.75, 0.9))
	actions.add_child(_channel)

func _build_target() -> void:
	_target_panel = Panel.new()
	_target_panel.set_anchors_preset(Control.PRESET_CENTER_TOP)
	_target_panel.position = Vector2(-112, 14)
	_target_panel.size = Vector2(224, 48)
	_target_panel.visible = false
	_target_panel.mouse_filter = Control.MOUSE_FILTER_IGNORE
	_target_panel.add_theme_stylebox_override("panel", _panel_style(Color(0.12, 0.05, 0.06, 0.84), Color(0.82, 0.3, 0.3)))
	add_child(_target_panel)
	_target_name = Label.new()
	_target_name.position = Vector2(10, 4)
	_target_name.size = Vector2(204, 18)
	_target_name.horizontal_alignment = HORIZONTAL_ALIGNMENT_CENTER
	_target_name.add_theme_font_size_override("font_size", 12)
	_target_panel.add_child(_target_name)
	_target_bar = _bar(Color(0.88, 0.24, 0.23), Vector2(204, 9))
	_target_bar.position = Vector2(10, 28)
	_target_bar.max_value = 100
	_target_bar.value = 100
	_target_panel.add_child(_target_bar)

func _build_quest() -> void:
	_quest = TouchButton.new()
	_quest.setup("任务  ·  点击查看", Color(1.0, 0.72, 0.3, 0.9))
	_quest.set_anchors_preset(Control.PRESET_TOP_RIGHT)
	_quest.position = Vector2(-244, 126)
	_quest.size = Vector2(224, 45)
	_quest.pressed.connect(func(): quest_pressed.emit())
	add_child(_quest)

func _build_context_action() -> void:
	_context = TouchButton.new()
	_context.setup("交互", Color(0.92, 0.68, 0.31, 0.95))
	_context.set_anchors_preset(Control.PRESET_CENTER_BOTTOM)
	_context.position = Vector2(110, -116)
	_context.size = Vector2(74, 48)
	_context.visible = false
	_context.pressed.connect(func(): context_action_pressed.emit())
	add_child(_context)

func _refresh_player() -> void:
	if client == null or not client.has_method("get_main_vid") or not client.has_method("get_entity"):
		return
	var entity: Dictionary = client.get_entity(client.get_main_vid())
	set_player_name(String(entity.get("name", "冒险者")))
	set_level(int(entity.get("level", 1)))

func _refresh_party() -> void:
	if _party_host == null:
		return
	for child in _party_host.get_children():
		child.queue_free()
	if client == null or not client.has_method("get_party"):
		return
	var members: Array = client.get_party()
	for member in members:
		var vid := int(member.get("vid", 0))
		var row := TouchButton.new()
		row.setup("  %s  %d%%" % [String(member.get("name", "队员")), int(member.get("hp_pct", 0))],
				Color(0.32, 0.52, 0.76, 0.8))
		row.set_rect_style()
		row.custom_minimum_size = Vector2(184, 29)
		row.size = Vector2(184, 29)
		row.pressed.connect(func(): party_member_pressed.emit(vid))
		_party_host.add_child(row)

func _bar(color: Color, bar_size: Vector2) -> ProgressBar:
	var bar := ProgressBar.new()
	bar.custom_minimum_size = bar_size
	bar.size = bar_size
	bar.min_value = 0
	bar.max_value = 100
	bar.value = 100
	bar.show_percentage = false
	bar.mouse_filter = Control.MOUSE_FILTER_IGNORE
	bar.add_theme_stylebox_override("background", _panel_style(Color(0.01, 0.02, 0.04, 0.78), Color(0.1, 0.14, 0.2, 0.6), 2))
	bar.add_theme_stylebox_override("fill", _panel_style(color, color, 2))
	return bar

func _bar_text(bar: ProgressBar) -> Label:
	var label := Label.new()
	label.set_anchors_preset(Control.PRESET_FULL_RECT)
	label.horizontal_alignment = HORIZONTAL_ALIGNMENT_CENTER
	label.vertical_alignment = VERTICAL_ALIGNMENT_CENTER
	label.add_theme_font_size_override("font_size", 8)
	label.add_theme_color_override("font_color", Color(0.96, 0.98, 1.0))
	label.mouse_filter = Control.MOUSE_FILTER_IGNORE
	bar.add_child(label)
	return label

func _panel_style(bg: Color, border: Color, width := 1) -> StyleBoxFlat:
	var style := StyleBoxFlat.new()
	style.bg_color = bg
	style.border_color = border
	style.set_border_width_all(width)
	style.set_corner_radius_all(6)
	return style