ui-react/src/components/dialogs/OperationalPolicy/OperationalPolicyModal.js

/*-
 * ============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 Button from 'react-bootstrap/Button';
import Modal from 'react-bootstrap/Modal';
import styled from 'styled-components';
import LoopCache from '../../../api/LoopCache';
import LoopService from '../../../api/LoopService';
import JSONEditor from '@json-editor/json-editor';

const ModalStyled = styled(Modal)`
	background-color: transparent;
`

export default class OperationalPolicyModal extends React.Component {

	state = {
		show: true,
		loopCache: this.props.loopCache,
		jsonEditor: null
	};

	constructor(props, context) {
		super(props, context);
		this.handleClose = this.handleClose.bind(this);
		this.handleSave = this.handleSave.bind(this);
		this.renderJsonEditor = this.renderJsonEditor.bind(this);
		this.handleRefresh = this.handleRefresh.bind(this);
		this.setDefaultJsonEditorOptions();
	}

	handleSave() {
		var errors = this.state.jsonEditor.validate();
		var editorData = this.state.jsonEditor.getValue();

		if (errors.length !== 0) {
			console.error("Errors detected during config policy data validation ", errors);
			this.props.showAlert(errors);
		}
		else {
			console.info("NO validation errors found in config policy data");
			this.state.loopCache.updateOperationalPolicyProperties(editorData);
			LoopService.setOperationalPolicyProperties(this.state.loopCache.getLoopName(), this.state.loopCache.getOperationalPolicies()).then(resp => {
				this.setState({ show: false });
				this.props.history.push('/');
				this.props.loadLoopFunction(this.state.loopCache.getLoopName());
			});
		}
	}

	handleClose() {
		this.setState({ show: false });
		this.props.history.push('/');
	}

	componentDidMount() {
		this.renderJsonEditor();
	}

	setDefaultJsonEditorOptions() {
		JSONEditor.defaults.themes.myBootstrap4 = JSONEditor.defaults.themes.bootstrap4.extend({
			getTab: function(text,tabId) {
				var liel = document.createElement('li');
				liel.classList.add('nav-item');
				var ael = document.createElement("a");
				ael.classList.add("nav-link");
				ael.setAttribute("style",'padding:10px;max-width:160px;');
				ael.setAttribute("href", "#" + tabId);
				ael.setAttribute('data-toggle', 'tab');
				text.setAttribute("style",'word-wrap:break-word;');
				ael.appendChild(text);
				liel.appendChild(ael);
				return liel;
			}
		});
		JSONEditor.defaults.options.theme = 'myBootstrap4';
		JSONEditor.defaults.options.object_layout = 'grid';
		JSONEditor.defaults.options.disable_properties = true;
		JSONEditor.defaults.options.disable_edit_json = false;
		JSONEditor.defaults.options.disable_array_reorder = true;
		JSONEditor.defaults.options.disable_array_delete_last_row = true;
		JSONEditor.defaults.options.disable_array_delete_all_rows = false;
		JSONEditor.defaults.options.array_controls_top=true;
		JSONEditor.defaults.options.show_errors = 'always';
		JSONEditor.defaults.options.keep_oneof_values=false;
		JSONEditor.defaults.options.collapsed=true;
		//JSONEditor.defaults.options.template = 'default';
	}
	
	renderJsonEditor() {
		console.debug("Rendering OperationalPolicyModal");
		var schema_json = this.state.loopCache.getOperationalPolicyJsonSchema();
		
		if (schema_json == null) {
			console.error("NO Operational policy schema found");
			return;
		}
		var operationalPoliciesData = this.state.loopCache.getOperationalPoliciesNoJsonSchema();

		this.setState({
				jsonEditor: new JSONEditor(document.getElementById("editor"),
					{ schema: schema_json.schema, startval: operationalPoliciesData })
			})
	}

	handleRefresh() {
		LoopService.refreshOpPolicyJson(this.state.loopCache.getLoopName()).then(data => {
			var newLoopCache =  new LoopCache(data);
			var schema_json = newLoopCache.getOperationalPolicyJsonSchema();
			var operationalPoliciesData = newLoopCache.getOperationalPoliciesNoJsonSchema();
			document.getElementById("editor").innerHTML = "";
			this.setState({
				loopCache: newLoopCache,
				jsonEditor: new JSONEditor(document.getElementById("editor"),
					{ schema: schema_json.schema, startval: operationalPoliciesData })
			})
			this.props.updateLoopFunction(data);
			
		})
		.catch(error => {
			console.error("Error while refreshing the Operational Policy Json Representation");
		});
	}

	render() {
		return (
			<ModalStyled size="xl" show={this.state.show} onHide={this.handleClose}>
				<Modal.Header closeButton>
					<Modal.Title>Operational policies</Modal.Title>
				</Modal.Header>
				<Modal.Body>
					<div id="editor" />

				</Modal.Body>
				<Modal.Footer>
					<Button variant="secondary" onClick={this.handleClose}>
						Close
					</Button>
					<Button variant="secondary" onClick={this.handleRefresh}>
						Refresh
					</Button>
					<Button variant="primary" onClick={this.handleSave}>
						Save Changes
					</Button>
				</Modal.Footer>
			</ModalStyled>

		);
	}
}