using System.Text.Json;
using Toak.Core;
using Toak.Serialization;
using Toak.Core.Interfaces;

namespace Toak.Configuration;

public class ConfigManager : IConfigProvider
{
    private readonly string _configDir = Constants.Paths.ConfigDir;
    private readonly string _configPath = Constants.Paths.ConfigFile;

    public ToakConfig LoadConfig()
    {
        if (!File.Exists(_configPath))
        {
            return new ToakConfig();
        }

        try
        {
            var json = File.ReadAllText(_configPath);
            return JsonSerializer.Deserialize(json, AppJsonSerializerContext.Default.ToakConfig) ?? new ToakConfig();
        }
        catch (Exception)
        {
            return new ToakConfig();
        }
    }

    public void SaveConfig(ToakConfig config)
    {
        if (!Directory.Exists(_configDir))
        {
            Directory.CreateDirectory(_configDir);
        }

        var json = JsonSerializer.Serialize(config, AppJsonSerializerContext.Default.ToakConfig);
        File.WriteAllText(_configPath, json);
    }
}