extends Control
## #258: Main menu — New Game / Continue / Quit.
## New Game: generates per-game save directory (D-085), starts game.
## Continue: loads most recent save directory (#554 full loading screen deferred).

const GAME_SCENE := "res://scenes/main.tscn"

const BG_COLOR := Color(0.05, 0.05, 0.08, 1.0)
const TITLE_COLOR := Color("#c8d0e0")
const SUBTITLE_COLOR := Color("#8890a0")
const BTN_NORMAL_COLOR := Color("#e8c547")
const BTN_DISABLED_COLOR := Color("#4a5060")
const FONT_SIZE_TITLE := 36
const FONT_SIZE_SUBTITLE := 14
const FONT_SIZE_BTN := 15

@onready var _new_game_btn: Button = $VBox/NewGameBtn
@onready var _continue_btn: Button = $VBox/ContinueBtn
@onready var _quit_btn: Button = $VBox/QuitBtn


func _ready() -> void:
	_new_game_btn.pressed.connect(_on_new_game)
	_continue_btn.pressed.connect(_on_continue)
	_quit_btn.pressed.connect(_on_quit)
	_refresh_continue_state()


func _refresh_continue_state() -> void:
	var saves := SessionManager.list_game_dirs()
	_continue_btn.disabled = saves.is_empty()


func _on_new_game() -> void:
	var game_id := SessionManager.new_game()
	if game_id.is_empty():
		push_error("MainMenu: new_game() failed to create save directory — cannot start")
		return
	get_tree().change_scene_to_file(GAME_SCENE)


func _on_continue() -> void:
	# #554: Full loading screen blocked until server SaveCommand lands.
	# For now: automatically load the most recent game directory.
	var saves := SessionManager.list_game_dirs()
	if saves.is_empty():
		return
	SessionManager.resume_game(saves[0].game_id)
	get_tree().change_scene_to_file(GAME_SCENE)


func _on_quit() -> void:
	get_tree().quit()