using System;
using System.Linq;
using System.Reflection;
using Aspose.Gis;

namespace GitConverter.Lib.Licensing
{
    /// <summary>
    /// Embedded-only Aspose.GIS license loader.
    /// - Attempts to load Aspose.Total.Net.lic embedded into the GitConverter.Lib assembly.
    /// - Methods are best-effort: return true on success, false on failure and do not throw.
    /// </summary>
    public static class AsposeLicenseManager
    {
        private const string LicenseFileName = "Aspose.Total.Net.lic";

        /// <summary>
        /// Apply embedded license only. Returns true when an embedded license was found and applied.
        /// </summary>
        public static bool ApplyLicense()
        {
            return ApplyLicenseFromEmbeddedResource();
        }

        private static bool ApplyLicenseFromEmbeddedResource()
        {
            try
            {
                // Use the library assembly (this assembly) to locate the embedded resource reliably.
                var asm = typeof(AsposeLicenseManager).GetTypeInfo().Assembly;
                var resourceName = asm.GetManifestResourceNames()
                                      .FirstOrDefault(n => n.EndsWith(LicenseFileName, StringComparison.OrdinalIgnoreCase));
                if (string.IsNullOrEmpty(resourceName))
                    return false;

                using (var s = asm.GetManifestResourceStream(resourceName))
                {
                    if (s == null) return false;
                    var license = new License();
                    license.SetLicense(s);
                    return true;
                }
            }
            catch
            {
                // Best-effort only: swallow exceptions and return false.
                return false;
            }
        }
    }
}