using Godot;
using System.Collections.Generic;

namespace TheGame
{
    public partial class LoadGameMenu : Control
    {
        private VBoxContainer _saveList;
        private SaveManager _saveManager;
        
        public override void _Ready()
        {
            _saveList = GetNode<VBoxContainer>("VBoxContainer/ScrollContainer/SaveList");
            _saveManager = new SaveManager();
            PopulateSaveList();
        }
        
        private void PopulateSaveList()
        {
            // Rensa tidigare innehåll
            foreach (Node child in _saveList.GetChildren())
            {
                child.QueueFree();
            }
            
            var savedGames = _saveManager.GetSavedGames();
            
            if (savedGames.Count == 0)
            {
                var noSavesLabel = new Label();
                noSavesLabel.Text = "No saved games found";
                noSavesLabel.HorizontalAlignment = HorizontalAlignment.Center;
                _saveList.AddChild(noSavesLabel);
                return;
            }
            
            foreach (var saveData in savedGames)
            {
                var saveButton = new Button();
                
                // Formatera tid för visning
                int hours = (int)(saveData.GameTime / 3600);
                int minutes = (int)((saveData.GameTime % 3600) / 60);
                int seconds = (int)(saveData.GameTime % 60);
                string timeText = $"{hours:D2}:{minutes:D2}:{seconds:D2}";
                
                saveButton.Text = $"{saveData.SaveName}\nTime: {timeText}\nSaved: {saveData.SaveDate:yyyy-MM-dd HH:mm:ss}";
                
                // Anslut knapp-händelse
                saveButton.Pressed += () => LoadSelectedGame(saveData);
                
                _saveList.AddChild(saveButton);
            }
        }
        
        private void LoadSelectedGame(SaveData saveData)
        {
            if (_saveManager.LoadGame(saveData))
            {
                GetTree().ChangeSceneToFile("res://scenes/Game.tscn");
            }
            else
            {
                GD.PrintErr("Failed to load selected game");
            }
        }
        
        private void _on_back_button_pressed()
        {
            GetTree().ChangeSceneToFile("res://scenes/MainMenu.tscn");
        }
    }
}