using System.Reflection;
using static StellaOps.Localization.T;

namespace StellaOps.Evidence.Validation;

internal static class SchemaLoader
{
    public static string LoadSchema(string fileName)
    {
        var assembly = Assembly.GetExecutingAssembly();
        var resourceName = assembly.GetManifestResourceNames()
            .FirstOrDefault(name => name.EndsWith(fileName, StringComparison.OrdinalIgnoreCase));

        if (resourceName is null)
        {
            throw new InvalidOperationException(_t("common.evidence.schema_resource_not_found", fileName));
        }

        using var stream = assembly.GetManifestResourceStream(resourceName);
        if (stream is null)
        {
            throw new InvalidOperationException(_t("common.evidence.schema_resource_not_available", resourceName));
        }

        using var reader = new StreamReader(stream);
        return reader.ReadToEnd();
    }
}