using Godot;
using System.Text.Json;

public partial class SaveManager : Node
{
	public SaveState State { get; private set; } = new();

	private const string SavePath = "user://save.json";

	public override void _Ready()
	{
		Load();
	}

	public void Load()
	{
		if (!FileAccess.FileExists(SavePath))
		{
			GD.Print("No save found, starting fresh.");
			State = new SaveState();
			return;
		}

		var json = FileAccess.GetFileAsString(SavePath);
		State = JsonSerializer.Deserialize<SaveState>(json) ?? new SaveState();
		GD.Print($"Loaded save. CollectedPickups={State.CollectedPickups.Count}");
	}

	public void Save()
	{
		var json = JsonSerializer.Serialize(State, new JsonSerializerOptions { WriteIndented = true });
		using var f = FileAccess.Open(SavePath, FileAccess.ModeFlags.Write);
		f.StoreString(json);
		GD.Print("Saved.");
	}
}