using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.ModelBinding;
using Microsoft.Extensions.DependencyInjection;
using System;

namespace Infrastructure.Extensions
{
    public static class ControllerExtensions
    {
        public static ModelMetadata GetModelMetadata<T>(this ControllerBase controller)
        {
            if (controller is null)
            {
                throw new ArgumentNullException(nameof(controller));
            }
            return controller.HttpContext.RequestServices.GetRequiredService<IModelMetadataProvider>().GetMetadataForType(typeof(T));
        }
    }
}