using System.Text.Json;
using System.Text.Json.Serialization;
using WorkTime.Models;
using WorkTime.Models.Repositories;

namespace WorkTime.Database.Repositories;

internal sealed class SettingsRepository(string filePath) : ISettingsRepository {
    public async Task<Settings> LoadSettings() {
        if (!File.Exists(filePath))
            return new Settings();

        var raw = await File.ReadAllTextAsync(filePath);
        return JsonSerializer.Deserialize<Settings>(raw, SettingsSerializer.Default.Settings) ?? new Settings();
    }
    
    public async Task SaveSettings(Settings settings) {
        if (File.Exists(filePath))
            File.Delete(filePath);

        var json = JsonSerializer.Serialize(settings, SettingsSerializer.Default.Settings);
        await File.WriteAllTextAsync(filePath, json);
    }
}

[JsonSourceGenerationOptions(WriteIndented = true)]
[JsonSerializable(typeof(Settings))]
internal partial class SettingsSerializer : JsonSerializerContext {}