# settings.gd
extends Control

func _ready() -> void:
    load_settings()
    apply_settings()

func load_settings() -> void:
    var config := ConfigFile.new()
    config.load("user://settings.cfg")
    
    $Graphics/ResolutionDropdown.selected = config.get_value("graphics", "resolution", 0)
    $Graphics/FullscreenCheck.button_pressed = config.get_value("graphics", "fullscreen", false)
    $Audio/MasterSlider.value = config.get_value("audio", "master_volume", 1.0)

func save_settings() -> void:
    var config := ConfigFile.new()
    config.set_value("graphics", "resolution", $Graphics/ResolutionDropdown.selected)
    config.set_value("graphics", "fullscreen", $Graphics/FullscreenCheck.button_pressed)
    config.set_value("audio", "master_volume", $Audio/MasterSlider.value)
    config.save("user://settings.cfg")

func apply_settings() -> void:
    # Resolution
    var resolutions := [Vector2i(1920, 1080), Vector2i(2560, 1440), Vector2i(3840, 2160)]
    var resolution := resolutions[$Graphics/ResolutionDropdown.selected]
    get_window().size = resolution
    
    # Fullscreen
    if $Graphics/FullscreenCheck.button_pressed:
        DisplayServer.window_set_mode(DisplayServer.WINDOW_MODE_FULLSCREEN)
    else:
        DisplayServer.window_set_mode(DisplayServer.WINDOW_MODE_WINDOWED)
    
    # Audio
    AudioServer.set_bus_volume_db(0, linear_to_db($Audio/MasterSlider.value))

# Allow players to rebind keys
func rebind_action(action: String, new_key: Key) -> void:
    # Remove existing
    InputMap.action_erase_events(action)
    
    # Add new
    var event := InputEventKey.new()
    event.keycode = new_key
    InputMap.action_add_event(action, event)
    
    # Save
    save_input_map()

# Toggle fullscreen
func toggle_fullscreen() -> void:
    if DisplayServer.window_get_mode() == DisplayServer.WINDOW_MODE_FULLSCREEN:
        DisplayServer.window_set_mode(DisplayServer.WINDOW_MODE_WINDOWED)
    else:
        DisplayServer.window_set_mode(DisplayServer.WINDOW_MODE_FULLSCREEN)

# Using GodotSteam plugin
var steam_id: int

func _ready() -> void:
    if Steam.isSteamRunning():
        steam_id = Steam.getSteamID()
        Steam.achievement_progress.connect(_on_achievement_progress)

func unlock_achievement(name: String) -> void:
    Steam.setAchievement(name)
    Steam.storeStats()