using System.Text.Json;
using MetaforceInstaller.Core.Intefaces;
using MetaforceInstaller.Core.Models;

namespace MetaforceInstaller.Core.Services;

public class StorageService : IStorageService
{
    private readonly string _storagePath;

    public StorageService()
    {
        var appData = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
        var appDirectory = Path.Combine(appData, "MetaforceInstaller");
        Directory.CreateDirectory(appDirectory);
        _storagePath = Path.Combine(appDirectory, "installations.json");
    }

    public AppData Load()
    {
        if (!File.Exists(_storagePath))
            return new AppData();

        var json = File.ReadAllText(_storagePath);
        return JsonSerializer.Deserialize<AppData>(json) ?? new AppData();
    }

    public void Save(AppData data)
    {
        var json = JsonSerializer.Serialize(data, new JsonSerializerOptions
        {
            WriteIndented = true
        });
        File.WriteAllText(_storagePath, json);
    }
}