Introduce modal

Test Modal for Operational policy and use react-router to show it

Issue-ID: CLAMP-415
Change-Id: Ie0df5f1085925224076062c7d331dc2f4c72d032
Signed-off-by: sebdet <sebastien.determe@intl.att.com>
diff --git a/ui-react/src/components/backend_communication/UserService.js b/ui-react/src/components/backend_communication/UserService.js
new file mode 100644
index 0000000..8145395
--- /dev/null
+++ b/ui-react/src/components/backend_communication/UserService.js
@@ -0,0 +1,50 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP CLAMP
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights
+ *                             reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END============================================
+ * ===================================================================
+ *
+ */
+
+export default class UserService {
+
+	static LOGIN() {
+		return fetch('/restservices/clds/v1/user/getUser', {
+				method: 'GET',
+				credentials: 'include',
+			})
+		.then(function (response) {
+			if (response.ok) {
+				console.log("getUser response received: ", response.status);
+				return response.text();
+			} else {
+				console.error("getUser failed with status code: ",response.status);
+				return "Anonymous";
+			}
+		})
+		.then(function (data) {
+			console.log ("User connected:",data)
+			return data;
+		})
+		.catch(function(error) {
+			console.error("getUser error received",error);
+			return "Anonymous";
+		});
+	}
+}
+