Create login page and add wiki/contact item

Create the login page for Clamp Ui; Add wiki/contact page which chould
be selected from the menu bar.

Issue-ID: CLAMP-416, CLAMP-417
Change-Id: Idddafd9c59a1e4d2897e962c831060e55083025c
Signed-off-by: xuegao <xg353y@intl.att.com>
diff --git a/ui-react/package.json b/ui-react/package.json
index 7d0e407..791ab9d 100644
--- a/ui-react/package.json
+++ b/ui-react/package.json
@@ -18,7 +18,8 @@
     "react-scripts": "3.0.1",
     "react-bootstrap": "1.0.0-beta.9",
     "bootstrap-css-only": "4.3.1",
-    "styled-components": "4.3.2"
+    "styled-components": "4.3.2",
+    "react-router-dom": "5.0.1"
   },
   "browserslist": [
     ">0.2%",
diff --git a/ui-react/src/components/app/LoopUI.js b/ui-react/src/components/app/LoopUI.js
index d0f5aa3..7de6ad0 100644
--- a/ui-react/src/components/app/LoopUI.js
+++ b/ui-react/src/components/app/LoopUI.js
@@ -70,8 +70,7 @@
 `
 
 export default class LoopUI extends React.Component {
-	
-	user = "testuser";
+
 	loopName="Empty (NO loop loaded yet)";
 		
 	renderMenuNavBar() {
@@ -83,7 +82,7 @@
 	renderUserLoggedNavBar() {
 		return (
 			<Navbar.Text>
-				Signed in as: <a href="login">{this.user}</a>
+				Signed in as: <a href="login">{localStorage.getItem('user')}</a>
 			</Navbar.Text>
 		);
 	}
diff --git a/ui-react/src/components/app/NotFound.js b/ui-react/src/components/app/NotFound.js
new file mode 100644
index 0000000..d4b53fd
--- /dev/null
+++ b/ui-react/src/components/app/NotFound.js
@@ -0,0 +1,36 @@
+/*-
+ * ============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============================================
+ * ===================================================================
+ *
+ */
+import React from 'react'
+
+
+export default class NotFound extends React.Component {
+	render () {
+		return (
+      <div id='main'>
+      	<div class="divRow"><b>Page Not Found!</b></div>
+      	<div class="divRow">Please cick <a href="/">here</a> to go back to the main page.</div>
+      </div>
+
+		);
+	}
+}
diff --git a/ui-react/src/components/app/login/BasicAuthLogin.js b/ui-react/src/components/app/login/BasicAuthLogin.js
new file mode 100644
index 0000000..994255c
--- /dev/null
+++ b/ui-react/src/components/app/login/BasicAuthLogin.js
@@ -0,0 +1,117 @@
+/*-
+ * ============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============================================
+ * ===================================================================
+ *
+ */
+import React from 'react';
+import styled from 'styled-components';
+import LoopService from '../../backend_communication/LoopService';
+
+const LoginHeaderStyle = styled.span`
+  font-size: 20px;
+  font-weight: bold;
+  padding-left: 10px;
+	color: ${props => props.theme.loopViewerHeaderFontColor};
+`
+const LoginDivStyle = styled.div`
+  font-size: 12px;
+	background-color: ${props => props.theme.loopViewerHeaderBackgroundColor};
+	padding: 10px 10px;
+	color: ${props => props.theme.loopViewerHeaderFontColor};
+`
+const LoginSubmitButtonStyle = styled.button`
+  font-size: 12px;
+	padding: 5px 10px;
+	color: ${props => props.theme.loopViewerHeaderFontColor};
+  border: 2px solid;
+  border-radius: 8px;
+`
+const LoginTextInputStyle = styled.input`
+  padding: 10px 10px;
+  margin-left: 20px;
+  border: 1px solid #ced4da;
+  border-radius: 3px;
+	color: ${props => props.theme.loopViewerHeaderFontColor};
+`
+
+export default class BasicAuthLogin extends React.Component {
+    constructor(props) {
+        super(props);
+        this.handleSubmit = this.handleSubmit.bind(this);
+        this.handleChange = this.handleChange.bind(this);
+        console.log('BasicAuthLogin');
+        this.state = {
+            username: '',
+            password: '',
+            submitted: 'false'
+        };
+    }
+
+    handleChange(e) {
+        const { name, value } = e.target;
+        this.setState({ [name]: value });
+    }
+
+    handleSubmit(e) {
+            e.preventDefault();
+            this.setState({ submitted: true });
+            const { username, password } = this.state;
+            LoopService.login(username, password)
+            .then(
+              user => {
+                  const { from } = { from: { pathname: "/" } };
+                  this.props.history.push(from);
+              },
+              error => {
+                  const { from } = { from: { pathname: "/loginFailed" } };
+                  this.props.history.push(from);
+                  console.log ("Basic login failed");
+              }
+        );
+    }
+
+    render() {
+      const { username, password, submitted} = this.state;
+        return (
+            <div>
+                <LoginHeaderStyle>Login</LoginHeaderStyle>
+                <form name="form" onSubmit={this.handleSubmit}>
+                    <LoginDivStyle className={(submitted && !username ? ' has-error' : '')}>
+                        <label htmlFor="username">Username</label>
+                        <LoginTextInputStyle name="username" value={username} onChange={this.handleChange} />
+                        {submitted && !username &&
+                            <div className="help-block">Username is required</div>
+                        }
+                    </LoginDivStyle>
+                    <LoginDivStyle className={(submitted && !password ? ' has-error' : '')}>
+                        <label htmlFor="password">Password</label>
+                        <LoginTextInputStyle type="password" name="password" value={password} onChange={this.handleChange} />
+                        {submitted && !password &&
+                            <div className="help-block">Password is required</div>
+                        }
+                    </LoginDivStyle>
+                    <LoginDivStyle>
+                        <LoginSubmitButtonStyle className="btn btn-primary">Login</LoginSubmitButtonStyle>
+                    </LoginDivStyle>
+                </form>
+            </div>
+        );
+    }
+}
diff --git a/ui-react/src/components/app/login/LoginFailedPage.js b/ui-react/src/components/app/login/LoginFailedPage.js
new file mode 100644
index 0000000..fb398ef
--- /dev/null
+++ b/ui-react/src/components/app/login/LoginFailedPage.js
@@ -0,0 +1,35 @@
+/*-
+ * ============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============================================
+ * ===================================================================
+ *
+ */
+import React from 'react'
+
+
+export default class LoginFailedPage extends React.Component {
+	render () {
+		return (
+      		<div id='main'>
+      			<div class="divRow"><b>Login Failed!</b></div>
+      			<div class="divRow">Please cick <a href="/">here</a> to go back to the main page.</div>
+      		</div>
+		);
+	}
+}
diff --git a/ui-react/src/components/app/login/LoginPage.js b/ui-react/src/components/app/login/LoginPage.js
new file mode 100644
index 0000000..5169435
--- /dev/null
+++ b/ui-react/src/components/app/login/LoginPage.js
@@ -0,0 +1,48 @@
+/*-
+ * ============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============================================
+ * ===================================================================
+ *
+ */
+import React from 'react';
+
+import LoopService from '../../backend_communication/LoopService';
+
+export default class LoginPage extends React.Component {
+    constructor(props) {
+        super(props);
+        console.log('LoginPage')
+        LoopService.login().then(
+                user => {
+                    const { from } = { from: { pathname: "/" } };
+                    this.props.history.push(from);
+                },
+                error => {
+                  const { from } = { from: { pathname: "/" } };
+                  this.props.history.push(from);
+                  console.log ("Certification login failed");
+                }
+            );
+    }
+    render() {
+      return (
+        <div>
+  			</div>);
+}
+}
diff --git a/ui-react/src/components/backend_communication/LoopActionService.js b/ui-react/src/components/backend_communication/LoopActionService.js
new file mode 100644
index 0000000..027243b
--- /dev/null
+++ b/ui-react/src/components/backend_communication/LoopActionService.js
@@ -0,0 +1,56 @@
+/*-
+ * ============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============================================
+ * ===================================================================
+ *
+ */
+const clActionService = {
+    submit
+};
+
+function submit(uiAction) {
+    const cl_name = "";
+    console.log("clActionServices perform action: " + uiAction + " closedloopName="
+		    + cl_name);
+    const svcAction = uiAction.toLowerCase();
+		const svcUrl = "/restservices/clds/v2/loop/" + svcAction + "/" + cl_name;
+
+    let options = {
+        method: 'GET'
+    };
+    return sendRequest (svcUrl, svcAction, options);
+}
+
+
+
+function sendRequest (svcUrl, svcAction) {
+  fetch(svcUrl, options)
+    .then(
+      response => {
+        alertService.alertMessage("Action Successful: " + svcAction, 1)
+    }).error( error => {
+        alertService.alertMessage("Action Failure: " + svcAction, 2);
+        return Promise.reject(error);
+    });
+
+      return response.json();
+    });
+}
+
+export default clActionService;
diff --git a/ui-react/src/components/backend_communication/LoopService.js b/ui-react/src/components/backend_communication/LoopService.js
new file mode 100644
index 0000000..982180d
--- /dev/null
+++ b/ui-react/src/components/backend_communication/LoopService.js
@@ -0,0 +1,66 @@
+/*-
+ * ============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============================================
+ * ===================================================================
+ *
+ */
+
+const LoopService = {
+    login
+};
+
+function login(username, password) {
+    let options = {
+           method: 'GET'
+         };
+    if (username && password) {
+      options = {
+             method: 'GET',
+             credentials: 'include',
+             headers: {
+                'Authorization': "Basic " + new Buffer(username + ":" + password).toString("base64")
+             }
+           };
+    }
+
+    return fetch(`/restservices/clds/v1/user/getUser`, options)
+      .then(response => handleResponse(response))
+      .then(function(data) {
+          localStorage.setItem('user', data);
+          console.log(data);
+});
+}
+
+function handleResponse(response) {
+     if (!response.ok || response.redirected === true) {
+          if (response.status === 401 || response.status === 500 || response.redirected === true) {
+              if (localStorage.getItem('tryBasicAuth')) {
+                // login failed, go to invalud login page
+                localStorage.removeItem('user');
+              } else {
+                // try to login with username and password
+                localStorage.setItem('tryBasicAuth', true);
+              }
+          }
+          const error = response.statusText;
+          return Promise.reject(error);
+      }
+    return response.text();
+}
+export default LoopService;
diff --git a/ui-react/src/components/menu/MenuBar.js b/ui-react/src/components/menu/MenuBar.js
index 3077bde..3485419 100644
--- a/ui-react/src/components/menu/MenuBar.js
+++ b/ui-react/src/components/menu/MenuBar.js
@@ -36,6 +36,13 @@
 
 export default class MenuBar extends React.Component {
 	
+	openEmailConsole() {
+		console.log("contactUs");
+		var link = "mailto:onap-discuss@lists.onap.org?subject=CLAMP&body=Please "
+			+ "send us suggestions or feature enhancements or defect. If possible, please send us the steps to replicate any defect.";
+		window.location.href = link;
+	};
+
 	render () {
 	   return (
 		  <Navbar.Collapse id="basic-navbar-nav" className="justify-content-center">
@@ -56,8 +63,8 @@
 						<StyledNavDropdownItem href="#action/3.1">Refresh Status</StyledNavDropdownItem>
 					</NavDropdown>
 				<NavDropdown title="Help" id="basic-nav-dropdown">
-					<StyledNavDropdownItem href="#action/3.1">Wiki</StyledNavDropdownItem>
-					<StyledNavDropdownItem href="#action/3.2">Contact Us</StyledNavDropdownItem>
+					<NavDropdown.Item onClick={()=> window.open("https://wiki.onap.org/", "_blank")}>Wiki</NavDropdown.Item>
+					<NavDropdown.Item onClick={()=> this.openEmailConsole()}>Contact Us</NavDropdown.Item>
 					<StyledNavDropdownItem href="#action/3.3">User Info</StyledNavDropdownItem>
 				</NavDropdown>
 		  </Navbar.Collapse>
diff --git a/ui-react/src/components/route/LoginRoute.js b/ui-react/src/components/route/LoginRoute.js
new file mode 100644
index 0000000..f24e31b
--- /dev/null
+++ b/ui-react/src/components/route/LoginRoute.js
@@ -0,0 +1,36 @@
+/*-
+ * ============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============================================
+ * ===================================================================
+ *
+ */
+import React from 'react';
+import { Route, Redirect } from 'react-router-dom';
+
+const LoginRoute = ({ component: Component, ...rest }) => (
+    <Route {...rest} render={props => (
+        localStorage.getItem('user')
+            ? <Component {...props} />
+            : localStorage.getItem('tryBasicAuth')
+                ? <Redirect to={{ pathname: '/basicAuthLogin', state: { from: props.location } }} />
+                : <Redirect to={{ pathname: '/login', state: { from: props.location } }} />
+    )} />
+)
+
+export default LoginRoute;
diff --git a/ui-react/src/index.js b/ui-react/src/index.js
index b2fc3b0..8236eb1 100644
--- a/ui-react/src/index.js
+++ b/ui-react/src/index.js
@@ -22,10 +22,28 @@
  */
 import React from 'react';
 import ReactDOM from 'react-dom';
+
+import { Route, Switch, BrowserRouter } from 'react-router-dom'
 import OnapClamp from './OnapClamp';
+import NotFound from './components/app/NotFound';
+import LoginPage from './components/app/login/LoginPage';
+import LoginFailedPage from './components/app/login/LoginFailedPage';
+import BasicAuthLogin from './components/app/login/BasicAuthLogin';
+import LoginRoute from './components/route/LoginRoute';
 
 
-ReactDOM.render(
-	<OnapClamp/>,
-	document.getElementById('root')
+const routing = (
+  <BrowserRouter>
+    <div>
+      <Switch>
+        <LoginRoute exact path="/" component={OnapClamp} />
+        <Route path="/basicAuthLogin" component={BasicAuthLogin} />
+        <Route path="/login" component={LoginPage} />
+        <Route path="/loginFailed" component={LoginFailedPage} />
+        <Route component={NotFound} />
+      </Switch>
+		</div>
+  </BrowserRouter>
 )
+
+ReactDOM.render(routing, document.getElementById('root'))