using System;
using System.IO;
using System.Text.Json;

namespace VisionAsist.Models;

public class AppSettings
{
    public string OllamaBaseUrl { get; set; } = "http://localhost:11434/api";
    public string OllamaModel { get; set; } = "llama3";
}

public static class SettingsManager
{
    private static readonly string SettingsFilePath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "settings.json");
    private static AppSettings _current = new();

    public static AppSettings Current => _current;

    static SettingsManager()
    {
        Load();
    }

    public static void Load()
    {
        try
        {
            if (File.Exists(SettingsFilePath))
            {
                var json = File.ReadAllText(SettingsFilePath);
                _current = JsonSerializer.Deserialize<AppSettings>(json) ?? new AppSettings();
            }
            else
            {
                Save();
            }
        }
        catch
        {
            _current = new AppSettings();
        }
    }

    public static void Save()
    {
        try
        {
            var json = JsonSerializer.Serialize(_current, new JsonSerializerOptions { WriteIndented = true });
            File.WriteAllText(SettingsFilePath, json);
        }
        catch (Exception ex)
        {
            Console.WriteLine($"Error saving settings: {ex.Message}");
        }
    }
}