using System.Text.Json;

namespace StickyBoard.Core.Common;

public static class JsonExtensions
{
    /// <summary>
    ///     Serializes any object or dictionary into a compact JSON string.
    ///     Returns "{}" for null objects.
    /// </summary>
    public static string ToJson(this object? obj)
    {
        if (obj is null)
            return "{}";

        return JsonSerializer.Serialize(obj, new JsonSerializerOptions
        {
            PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
            WriteIndented = false
        });
    }

    /// <summary>
    ///     Parses a JSON string into a JsonDocument, returning an empty object on error.
    /// </summary>
    public static JsonDocument ToJsonDocument(this object? obj)
    {
        try
        {
            var json = obj?.ToJson() ?? "{}";
            return JsonDocument.Parse(json);
        }
        catch
        {
            return JsonDocument.Parse("{}");
        }
    }
}