Added Tosca File Upload Functionality

Added 2 new components
One deals with the file upload to commissioning
Other deals with display of the ui elements

Issue-ID: POLICY-3222
Change-Id: I3b20489bb9e5c499f842cc8adde8147d3e3e8de0
Signed-off-by: saul.gill <saul.gill@est.tech>

1 files changed, 150 insertions, 0 deletions

diff --git a/gui-clamp/ui-react/src/components/dialogs/GetLocalToscaFileForUpload.js b/gui-clamp/ui-react/src/components/dialogs/GetLocalToscaFileForUpload.js
new file mode 100644
index 0000000..f159280
--- /dev/null
+++ b/gui-clamp/ui-react/src/components/dialogs/GetLocalToscaFileForUpload.js
@@ -0,0 +1,150 @@
+/*
+ * -
+ *  * ============LICENSE_START=======================================================
+ *  *  Copyright (C) 2021 Nordix Foundation.
+ *  * ================================================================================
+ *  * 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.
+ *  *
+ *  * SPDX-License-Identifier: Apache-2.0
+ *  * ============LICENSE_END=========================================================
+ *
+ */
+
+import React, { useState } from 'react';
+import Button from "react-bootstrap/Button";
+import Modal from 'react-bootstrap/Modal';
+import Form from 'react-bootstrap/Form';
+import Row from 'react-bootstrap/Row';
+import styled from 'styled-components';
+import Alert from 'react-bootstrap/Alert';
+import * as yaml from "js-yaml";
+import UploadToscaFile from "../../api/UploadToscaFile";
+
+const ModalStyled = styled(Modal)`
+  background-color: transparent;
+`
+
+const StyledMessagesDiv = styled.div`
+  overflow: auto;
+  min-width: 100%;
+  max-height: 300px;
+  padding: 5px 5px 0px 5px;
+  text-align: center;
+`
+
+const GetLocalToscaFileForUpload = (props) => {
+  const [selectedFile, setSelectedFile] = useState();
+  const [fileIsSelected, setFileIsSelected] = useState(false);
+  const [toscaJsonObject, setToscaJsonObject] = useState({});
+  const [show, setShow] = useState(true);
+  const [alertMessages, setAlertMessages] = useState();
+
+  const handleClose = () => {
+    setShow(false);
+    props.history.push('/');
+  }
+
+  const fileChangeHandler = (event) => {
+    event.preventDefault();
+
+    if (event.currentTarget.files[0] !== undefined) {
+      setSelectedFile(event.currentTarget.files[0]);
+      setFileIsSelected(true);
+
+      const file = event.currentTarget.files[0];
+
+      setAlertMessages([]);
+
+      const fileReader = new FileReader();
+
+      fileReader.onload = () => {
+        const jsonObj = yaml.load(fileReader.result, 'utf8');
+        setToscaJsonObject(jsonObj);
+      }
+
+      fileReader.readAsText(file);
+
+    } else {
+      return;
+    }
+  };
+
+  const receiveResponseFromUpload = (response, responseMessage) => {
+
+    if (response.ok) {
+      setAlertMessages(<Alert variant="success">
+        <Alert.Heading>Upload Success</Alert.Heading>
+        <p>Tosca Service Template from { selectedFile.name } was Successfully Uploaded</p>
+        <hr/>
+        <p>Type: { selectedFile.type }</p><p>Size: { +selectedFile.size / 1000 }Kb</p>
+      </Alert>);
+    }
+    else {
+      setAlertMessages(<Alert variant="danger">
+        <Alert.Heading>Upload Failure</Alert.Heading>
+        <p>Tosca Service Template from { selectedFile.name } failed to upload</p>
+        <p>Status code: { response.status }: { response.statusText }</p>
+        <p>Response from CLAMP: { responseMessage }</p>
+        <hr/>
+        <p>Type: { selectedFile.type }</p><p>Size: { +selectedFile.size / 1000 }Kb</p>
+      </Alert>);
+    }
+  };
+
+  return (
+    <ModalStyled size="lg"
+                 show={ show }
+                 onHide={ handleClose }
+                 backdrop="static"
+                 keyboard={ false }>
+      <Modal.Header closeButton>
+        <Modal.Title>Upload Tosca to Commissioning API</Modal.Title>
+      </Modal.Header>
+      <br/>
+      <div style={ { padding: '5px 5px 0px 5px' } }>
+        <Modal.Body>
+          <Form style={ { paddingTop: '20px' } }>
+            <Form.Group as={ Row }>
+              <Form.File
+                type="file"
+                className="custom-file-label"
+                id="inputGroupFile01"
+                onChange={ fileChangeHandler }
+                custom
+                accept=".yaml,.yml,.json"
+                label={ fileIsSelected ? selectedFile.name : 'Please select a file' }
+              >
+              </Form.File>
+              <Form.Text>Only .yaml, .yml and .json files are supported</Form.Text>
+            </Form.Group>
+            <Form.Group as={ Row }>
+              <UploadToscaFile toscaObject={ toscaJsonObject }
+                               onResponseReceived={ receiveResponseFromUpload }/>
+            </Form.Group>
+            <Form.Group as={ Row }>
+              <StyledMessagesDiv>
+                { alertMessages }
+              </StyledMessagesDiv>
+            </Form.Group>
+          </Form>
+        </Modal.Body>
+      </div>
+      <Modal.Footer>
+        <Button variant="secondary"
+                onClick={ handleClose }>Close</Button>
+      </Modal.Footer>
+    </ModalStyled>
+  );
+}
+
+export default GetLocalToscaFileForUpload;