skyquake/plugins/composer/src/src/components/CanvasPanel.js

   1
   2 /*
   3  *
   4  *   Copyright 2016 RIFT.IO Inc
   5  *
   6  *   Licensed under the Apache License, Version 2.0 (the "License");
   7  *   you may not use this file except in compliance with the License.
   8  *   You may obtain a copy of the License at
   9  *
  10  *       http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  *   Unless required by applicable law or agreed to in writing, software
  13  *   distributed under the License is distributed on an "AS IS" BASIS,
  14  *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  *   See the License for the specific language governing permissions and
  16  *   limitations under the License.
  17  *
  18  */
  19 'use strict';
  20
  21 import _ from 'lodash'
  22 import cc from 'change-case'
  23 import React from 'react'
  24 import PureRenderMixin from 'react-addons-pure-render-mixin'
  25 import utils from '../libraries/utils'
  26 import messages from './messages'
  27 import DescriptorModelFactory from '../libraries/model/DescriptorModelFactory'
  28 import CatalogItemCanvasEditor from './CatalogItemCanvasEditor'
  29 import CatalogItemsActions from '../actions/CatalogItemsActions'
  30 import CanvasEditorActions from '../actions/CanvasEditorActions'
  31 import ComposerAppActions from '../actions/ComposerAppActions'
  32 import CanvasZoom from './CanvasZoom'
  33 import CanvasPanelTray from './CanvasPanelTray'
  34 import EditForwardingGraphPaths from './EditorForwardingGraph/EditForwardingGraphPaths'
  35 import SelectionManager from '../libraries/SelectionManager'
  36 import DescriptorModelIconFactory from '../libraries/model/IconFactory'
  37
  38 import '../styles/CanvasPanel.scss'
  39
  40 const CanvasPanel = React.createClass({
  41         mixins: [PureRenderMixin],
  42         getInitialState() {
  43                 return {};
  44         },
  45         getDefaultProps() {
  46                 return {
  47                         title: '',
  48                         layout: {
  49                                 left: 300,
  50                                 right: 300
  51                         },
  52                         showMore: false,
  53                         containers: []
  54                 };
  55         },
  56         componentWillMount() {
  57         },
  58         componentDidMount() {
  59         },
  60         componentDidUpdate() {
  61                 SelectionManager.refreshOutline();
  62         },
  63         componentWillUnmount() {
  64         },
  65         render() {
  66                 var style = {
  67                         left: this.props.layout.left
  68                 };
  69                 var req = require.context("../", true, /^\.\/.*\.svg$/);
  70                 const hasItem = this.props.containers.length !== 0;
  71                 const isEditingNSD = DescriptorModelFactory.isNetworkService(this.props.containers[0]);
  72                 const hasNoCatalogs = this.props.hasNoCatalogs;
  73                 const bodyComponent = hasItem ? <CatalogItemCanvasEditor zoom={this.props.zoom} isShowingMoreInfo={this.props.showMore} containers={this.props.containers}/> : messages.canvasWelcome();
  74                 return (
  75                         <div id="canvasPanelDiv" className="CanvasPanel" style={style} onDragOver={this.onDragOver} onDrop={this.onDrop}>
  76                                 <div onDoubleClick={this.onDblClickOpenFullScreen}  className="CanvasPanelHeader panel-header" data-resizable="limit_bottom">
  77                                         <h1>
  78                                                 {hasItem ? <img src={req('./' + DescriptorModelIconFactory.getUrlForType(this.props.containers[0].type, 'black'))} width="20px" /> : null}
  79                                                 <span className="model-name">{this.props.title}</span>
  80                                         </h1>
  81                                 </div>
  82                                 <div className="CanvasPanelBody panel-body" style={{marginRight: this.props.layout.right, bottom: this.props.layout.bottom}} >
  83                                         {hasNoCatalogs ? null : bodyComponent}
  84                                 </div>
  85                                 <CanvasZoom zoom={this.props.zoom} style={{bottom: this.props.layout.bottom + 20}}/>
  86                                 <CanvasPanelTray layout={this.props.layout} show={isEditingNSD}>
  87                                         <EditForwardingGraphPaths containers={this.props.containers} />
  88                                 </CanvasPanelTray>
  89                         </div>
  90                 );
  91         },
  92         onDragOver(event) {
  93                 const isDraggingFiles = _.contains(event.dataTransfer.types, 'Files');
  94                 if (!isDraggingFiles) {
  95                         event.preventDefault();
  96                         event.dataTransfer.dropEffect = 'copy';
  97                 }
  98         },
  99         onDrop(event) {
 100                 // given a drop event determine which action to take in the canvas:
 101                 // open item or add item to an existing, already opened nsd
 102                 // note: nsd is the only editable container
 103                 const data = utils.parseJSONIgnoreErrors(event.dataTransfer.getData('text'));
 104                 if (data.type === 'catalog-item') {
 105                         this.handleDropCatalogItem(event, data);
 106                 } else if (data.type === 'action') {
 107                         this.handleDropCanvasAction(event, data);
 108                 }
 109         },
 110         handleDropCanvasAction(event, data) {
 111                 const action = cc.camel('on-' + data.action);
 112                 if (typeof this[action] === 'function') {
 113                         if (this[action]({clientX: event.clientX, clientY: event.clientY})) {
 114                                 event.preventDefault();
 115                         }
 116                 } else {
 117                         console.warn(`no action defined for drop event ${data.action}. Did you forget to add CanvasPanel.${action}() event handler?`);
 118                 }
 119         },
 120         handleDropCatalogItem(event, data) {
 121                 let openItem = null;
 122                 const currentItem = this.props.containers[0];
 123                 if (data.item.uiState.type === 'nsd') {
 124                         // if item is an nsd then open the descriptor in the canvas
 125                         openItem = data.item;
 126                         // if item is a vnfd or pnfd then check if the current item is an nsd
 127                 } else if (DescriptorModelFactory.isNetworkService(currentItem)) {
 128                         // so add the item to the nsd and re-render the canvas
 129                         switch (data.item.uiState.type) {
 130                         case 'vnfd':
 131                                 this.onAddVnfd(data.item, {clientX: event.clientX, clientY: event.clientY});
 132                                 break;
 133                         case 'pnfd':
 134                                 this.onAddPnfd(data.item, {clientX: event.clientX, clientY: event.clientY});
 135                                 break;
 136                         default:
 137                                 console.warn(`Unknown catalog-item type. Expect type "nsd", "vnfd" or "pnfd" but got ${data.item.uiState.type}.`);
 138                         }
 139                 } else {
 140                         // otherwise the default action is to open the item
 141                         openItem = data.item;
 142                 }
 143                 if (openItem) {
 144                         event.preventDefault();
 145                         CatalogItemsActions.editCatalogItem(openItem);
 146                 }
 147         },
 148         onAddVdu(dropCoordinates) {
 149                 const currentItem = this.props.containers[0];
 150                 if (DescriptorModelFactory.isVirtualNetworkFunction(currentItem)) {
 151                         const vdu = currentItem.createVdu();
 152                         vdu.uiState.dropCoordinates = dropCoordinates;
 153                         CatalogItemsActions.catalogItemDescriptorChanged(currentItem);
 154                 }
 155         },
 156         onAddVld(dropCoordinates) {
 157                 const currentItem = this.props.containers[0];
 158                 if (DescriptorModelFactory.isNetworkService(currentItem) || DescriptorModelFactory.isVirtualNetworkFunction(currentItem)) {
 159                         const vld = currentItem.createVld();
 160                         vld.uiState.dropCoordinates = dropCoordinates;
 161                         CatalogItemsActions.catalogItemDescriptorChanged(currentItem);
 162                 }
 163         },
 164         onAddVnffgd(dropCoordinates) {
 165                 const currentItem = this.props.containers[0];
 166                 if (DescriptorModelFactory.isNetworkService(currentItem)) {
 167                         const vld = currentItem.createVnffgd();
 168                         vld.uiState.dropCoordinates = dropCoordinates;
 169                         CatalogItemsActions.catalogItemDescriptorChanged(currentItem);
 170                 }
 171         },
 172         onAddVnfd(model, dropCoordinates) {
 173                 const currentItem = this.props.containers[0];
 174                 if (DescriptorModelFactory.isNetworkService(currentItem) || DescriptorModelFactory.isVirtualNetworkFunction(currentItem)) {
 175                         const vnfd = DescriptorModelFactory.newVirtualNetworkFunction(model);
 176                         const cvnfd = currentItem.createConstituentVnfdForVnfd(vnfd);
 177                         cvnfd.uiState.dropCoordinates = dropCoordinates;
 178                         CatalogItemsActions.catalogItemDescriptorChanged(currentItem);
 179                 }
 180         },
 181         onAddPnfd(model, dropCoordinates) {
 182                 const currentItem = this.props.containers[0];
 183                 if (DescriptorModelFactory.isNetworkService(currentItem)) {
 184                         const pnfd = DescriptorModelFactory.newPhysicalNetworkFunction(model);
 185                         pnfd.uiState.dropCoordinates = dropCoordinates;
 186                         currentItem.createPnfd(pnfd);
 187                         CatalogItemsActions.catalogItemDescriptorChanged(currentItem);
 188                 }
 189         },
 190         onDblClickOpenFullScreen(event) {
 191                 event.stopPropagation();
 192                 ComposerAppActions.enterFullScreenMode();
 193         }
 194 });
 195
 196 export default CanvasPanel;