// See https://aka.ms/new-console-template for more information

using Serialization_Demo.Model;
using System.Runtime.CompilerServices;
using System.Text.Json;

namespace Serialization_Demo
{
    class Program
    {
        private static List<Player> players = new List<Player>();
        private static string filePath = "players.json";
        static async Task Main(string[] args) // <-- HIER async Task Main
        {
            if (File.Exists(filePath))
            {
                players = await DeserializePlayersAsync(filePath); // <-- await
                Console.WriteLine("Players loaded from file:");
                foreach (var player in players)
                {
                    Console.WriteLine($"Name: {player.Name}, Score: {player.Score}");
                }
            }
            else
            {
                players = new List<Player>
                {
                    new Player { Name = "Player 1", Score = 100 },
                    new Player { Name = "Player 2", Score = 200 },
                    new Player { Name = "Player 3", Score = 300 }
                };

                await SerializePlayersAsync(players, filePath); // <-- await
                Console.WriteLine($"Players ({players.Count}) written to file");
            }
        }


        private static async Task SerializePlayersAsync(List<Player> players, string filePath)
        {
            string json = JsonSerializer.Serialize(players);
            await File.WriteAllTextAsync(filePath, json); // <-- async versie
        }

        private static async Task<List<Player>> DeserializePlayersAsync(string filePath)
        {
            string json = await File.ReadAllTextAsync(filePath); // <-- async versie
            List<Player> players = JsonSerializer.Deserialize<List<Player>>(json);
            return players ?? new List<Player>(); // kleine extra check
        }
    }
}