using System.ComponentModel;
using System.Net.Http.Formatting;
using System.Net.Http.Headers;
using System.Threading;
using System.Threading.Tasks;

namespace System.Net.Http
{
    public static class HttpClientExtensions
    {
        public static Task<HttpResponseMessage> PatchAsJsonAsync<T>(this HttpClient client, string requestUri, T value)
        {
            //Ensure.Argument.NotNull(client, "client");
            //Ensure.Argument.NotNullOrEmpty(requestUri, "requestUri");
            //Ensure.Argument.NotNull(value, "value");

            var content = new ObjectContent<T>(value, new JsonMediaTypeFormatter());
            content.Headers.ContentType = new MediaTypeHeaderValue("application/json");
            var request = new HttpRequestMessage(new HttpMethod("PATCH"), requestUri) { Content = content };

            return client.SendAsync(request);
        }
        public async static Task<HttpResponseMessage> PatchAsync(this HttpClient client, string requestUri, HttpContent content)
        {
            var method = new HttpMethod("PATCH");

            var request = new HttpRequestMessage(method, requestUri)
            {
                Content = content
            };

            return await client.SendAsync(request);
        }

        public async static Task<HttpResponseMessage> PatchAsync(this HttpClient client, Uri requestUri, HttpContent content)
        {
            var method = new HttpMethod("PATCH");

            var request = new HttpRequestMessage(method, requestUri)
            {
                Content = content
            };

            return await client.SendAsync(request);
        }

        public async static Task<HttpResponseMessage> PatchAsync(this HttpClient client, string requestUri, HttpContent content, CancellationToken cancellationToken)
        {
            var method = new HttpMethod("PATCH");

            var request = new HttpRequestMessage(method, requestUri)
            {
                Content = content
            };

            return await client.SendAsync(request, cancellationToken);
        }

        public async static Task<HttpResponseMessage> PatchAsync(this HttpClient client, Uri requestUri, HttpContent content, CancellationToken cancellationToken)
        {
            var method = new HttpMethod("PATCH");

            var request = new HttpRequestMessage(method, requestUri)
            {
                Content = content
            };

            return await client.SendAsync(request, cancellationToken);
        }
    }




}