ripping out flurl...sorry flurl

src/Ocelot.Library/Infrastructure/RequestBuilder/IRequestBuilder.cs

@@ -0,0 +1,17 @@
+namespace Ocelot.Library.Infrastructure.RequestBuilder
+{
+    using System.IO;
+    using System.Net.Http;
+    using Microsoft.AspNetCore.Http;
+
+    public interface IRequestBuilder
+    {
+        HttpRequestMessage Build(string httpMethod,
+            string downstreamUrl,
+            Stream content,
+            IHeaderDictionary headers,
+            IRequestCookieCollection cookies,
+            IQueryCollection queryString,
+            string contentType);
+    }
+}

src/Ocelot.Library/Infrastructure/RequestBuilder/RequestBuilder.cs

@@ -0,0 +1,49 @@
+namespace Ocelot.Library.Infrastructure.RequestBuilder
+{
+    using System;
+    using System.IO;
+    using System.Net.Http;
+    using System.Net.Http.Headers;
+    using Microsoft.AspNetCore.Http;
+
+    public class RequestBuilder : IRequestBuilder
+    {
+        public HttpRequestMessage Build(string httpMethod, string downstreamUrl, Stream content, IHeaderDictionary headers,
+            IRequestCookieCollection cookies, IQueryCollection queryString, string contentType)
+        {
+            var method = new HttpMethod(httpMethod);
+
+            var uri = new Uri(downstreamUrl + queryString);
+
+            var httpRequestMessage = new HttpRequestMessage(method, uri)
+            {
+                Content = new StreamContent(content),
+            };
+
+            if (!string.IsNullOrEmpty(contentType))
+            {
+                var splitCt = contentType.Split(';');
+                var cT = splitCt[0];
+                httpRequestMessage.Content.Headers.ContentType = new MediaTypeHeaderValue(cT);
+            }
+
+            //todo get rid of if
+            if (headers != null)
+            {
+                headers.Remove("Content-Type");
+            }
+
+            //todo get rid of if
+            if (headers != null)
+            {
+                foreach (var header in headers)
+                {
+                    httpRequestMessage.Headers.Add(header.Key, header.Value.ToArray());
+                }
+            }
+
+            return httpRequestMessage;
+
+        }
+    }
+}