2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
21 import * as _ from "lodash";
22 import {Component, NodesFactory, ComponentInstance, CompositionCiNodeVl,IAppMenu,AssetPopoverObj, Service} from "app/models";
23 import {EventListenerService, LoaderService} from "app/services";
24 import {GRAPH_EVENTS,ModalsHandler,GraphUIObjects} from "app/utils";
25 import {CompositionGraphGeneralUtils} from "./composition-graph-general-utils";
26 import {CommonGraphUtils} from "../../common/common-graph-utils";
27 import {CompositionCiServicePathLink} from "app/models/graph/graph-links/composition-graph-links/composition-ci-service-path-link";
28 import {ServiceGenericResponse} from "app/ng2/services/responses/service-generic-response";
29 import {ServiceServiceNg2} from 'app/ng2/services/component-services/service.service';
31 * Created by obarda on 11/9/2016.
33 export class CompositionGraphNodesUtils {
34 constructor(private NodesFactory:NodesFactory, private $log:ng.ILogService,
35 private GeneralGraphUtils:CompositionGraphGeneralUtils,
36 private commonGraphUtils:CommonGraphUtils,
37 private eventListenerService:EventListenerService,
38 private loaderService:LoaderService,
39 private serviceService:ServiceServiceNg2,
40 /*private sdcMenu: IAppMenu,
41 private ModalsHandler: ModalsHandler*/) {
46 * Returns component instances for all nodes passed in
47 * @param nodes - Cy nodes
50 public getAllNodesData(nodes:Cy.CollectionNodes) {
51 return _.map(nodes, (node:Cy.CollectionFirstNode)=> {
57 public highlightMatchingNodesByName = (cy: Cy.Instance, nameToMatch: string) => {
60 cy.nodes("[name !@^= '" + nameToMatch + "']").style({ 'background-image-opacity': 0.4 });
61 cy.nodes("[name @^= '" + nameToMatch + "']").style({ 'background-image-opacity': 1 });
66 //Returns all nodes whose name starts with searchTerm
67 public getMatchingNodesByName = (cy: Cy.Instance, nameToMatch: string): Cy.CollectionNodes => {
68 return cy.nodes("[name @^= '" + nameToMatch + "']");
72 * Deletes component instances on server and then removes it from the graph as well
77 public deleteNode(cy:Cy.Instance, component:Component, nodeToDelete:Cy.CollectionNodes):void {
79 this.loaderService.showLoader('composition-graph');
80 let onSuccess:(response:ComponentInstance) => void = (response:ComponentInstance) => {
81 console.info('onSuccess', response);
83 //if node to delete is a UCPE, remove all children (except UCPE-CPs) and remove their "hostedOn" links
84 if (nodeToDelete.data().isUcpe) {
85 _.each(cy.nodes('[?isInsideGroup]'), (node)=> {
86 this.eventListenerService.notifyObservers(GRAPH_EVENTS.ON_REMOVE_NODE_FROM_UCPE, node, nodeToDelete);
90 //check whether the node is connected to any VLs that only have one other connection. If so, delete that VL as well
91 if (!(nodeToDelete.data() instanceof CompositionCiNodeVl)) {
92 let connectedVls:Array<Cy.CollectionFirstNode> = this.getConnectedVlToNode(nodeToDelete);
93 this.handleConnectedVlsToDelete(connectedVls);
96 // check whether there is a service path going through this node, and if so clean it from the graph.
97 let nodeId = nodeToDelete.data().id;
98 let connectedPathLinks = cy.collection(`[type="${CompositionCiServicePathLink.LINK_TYPE}"][source="${nodeId}"], [type="${CompositionCiServicePathLink.LINK_TYPE}"][target="${nodeId}"]`);
99 _.forEach(connectedPathLinks, (link, key) => {
100 cy.remove(`[pathId="${link.data().pathId}"]`);
103 // update service path list
104 this.serviceService.getComponentCompositionData(component).subscribe((response:ServiceGenericResponse) => {
105 (<Service>component).forwardingPaths = response.forwardingPaths;
108 this.eventListenerService.notifyObservers(GRAPH_EVENTS.ON_DELETE_COMPONENT_INSTANCE_SUCCESS, nodeId);
111 cy.remove(nodeToDelete);
114 let onFailed:(response:any) => void = (response:any) => {
115 console.info('onFailed', response);
119 this.GeneralGraphUtils.getGraphUtilsServerUpdateQueue().addBlockingUIActionWithReleaseCallback(
120 () => component.deleteComponentInstance(nodeToDelete.data().componentInstance.uniqueId).then(onSuccess, onFailed),
121 () => this.loaderService.hideLoader('composition-graph')
127 public confirmDeleteNode = (nodeId:string, cy:Cy.Instance, component:Component) => {
128 let node:Cy.CollectionNodes = cy.getElementById(nodeId);
129 let onOk = ():void => {
130 this.deleteNode(cy, component, node);
133 let componentInstance:ComponentInstance = node.data().componentInstance;
134 let state = "deleteInstance";
135 let title:string = this.sdcMenu.alertMessages[state].title;
136 let message:string = this.sdcMenu.alertMessages[state].message.format([componentInstance.name]);
138 this.ModalsHandler.openAlertModal(title, message).then(onOk);
141 * Finds all VLs connected to a single node
143 * @returns {Array<Cy.CollectionFirstNode>}
145 public getConnectedVlToNode = (node:Cy.CollectionNodes):Array<Cy.CollectionFirstNode> => {
146 let connectedVls:Array<Cy.CollectionFirstNode> = new Array<Cy.CollectionFirstNode>();
147 _.forEach(node.connectedEdges().connectedNodes(), (node:Cy.CollectionFirstNode) => {
148 if (node.data() instanceof CompositionCiNodeVl) {
149 connectedVls.push(node);
157 * Delete all VLs that have only two connected nodes (this function is called when deleting a node)
158 * @param connectedVls
160 public handleConnectedVlsToDelete = (connectedVls:Array<Cy.CollectionFirstNode>) => {
161 _.forEach(connectedVls, (vlToDelete:Cy.CollectionNodes) => {
163 if (vlToDelete.connectedEdges().length === 2) { // if vl connected only to 2 nodes need to delete the vl
164 this.eventListenerService.notifyObservers(GRAPH_EVENTS.ON_DELETE_COMPONENT_INSTANCE, vlToDelete.data().componentInstance);
171 * This function is called when moving a node in or out of UCPE.
172 * Deletes all connected VLs that have less than 2 valid connections remaining after the move
173 * Returns the collection of vls that are in the process of deletion (async) to prevent duplicate calls while deletion is in progress
176 * @param node - node that was moved in/out of ucpe
178 public deleteNodeVLsUponMoveToOrFromUCPE = (component:Component, cy:Cy.Instance, node:Cy.CollectionNodes):Cy.CollectionNodes => {
179 if (node.data() instanceof CompositionCiNodeVl) {
183 let connectedVLsToDelete:Cy.CollectionNodes = cy.collection();
184 _.forEach(node.neighborhood('node'), (connectedNode) => {
186 //Find all neighboring nodes that are VLs
187 if (connectedNode.data() instanceof CompositionCiNodeVl) {
189 //check VL's neighbors to see if it has 2 or more nodes whose location is compatible with VL (regardless of whether VL is in or out of UCPE)
190 let compatibleNodeCount = 0;
191 let vlNeighborhood = connectedNode.neighborhood('node');
192 _.forEach(vlNeighborhood, (vlNeighborNode)=> {
193 if (this.commonGraphUtils.nodeLocationsCompatible(cy, connectedNode, vlNeighborNode)) {
194 compatibleNodeCount++;
198 if (compatibleNodeCount < 2) {
199 connectedVLsToDelete = connectedVLsToDelete.add(connectedNode);
204 connectedVLsToDelete.each((i, vlToDelete:Cy.CollectionNodes)=> {
205 this.deleteNode(cy, component, vlToDelete);
207 return connectedVLsToDelete;
211 * This function will update nodes position. if the new position is into or out of ucpe, the node will trigger the ucpe events
214 * @param nodesMoved - the node/multiple nodes now moved by the user
216 public onNodesPositionChanged = (cy:Cy.Instance, component:Component, nodesMoved:Cy.CollectionNodes):void => {
218 if (nodesMoved.length === 0) {
222 let isValidMove:boolean = this.GeneralGraphUtils.isGroupValidDrop(cy, nodesMoved);
225 this.$log.debug(`composition-graph::ValidDrop:: updating node position`);
226 let instancesToUpdateInNonBlockingAction:Array<ComponentInstance> = new Array<ComponentInstance>();
228 _.each(nodesMoved, (node:Cy.CollectionFirstNode)=> { //update all nodes new position
230 if (node.data().isUcpePart && !node.data().isUcpe) {
232 }//No need to update UCPE-CPs
235 let newPosition:Cy.Position = this.commonGraphUtils.getNodePosition(node);
236 node.data().componentInstance.updatePosition(newPosition.x, newPosition.y);
238 //check if node moved to or from UCPE
239 let ucpe = this.commonGraphUtils.isInUcpe(node.cy(), node.boundingbox());
240 if (node.data().isInsideGroup || ucpe.length) {
241 this.handleUcpeChildMove(node, ucpe, instancesToUpdateInNonBlockingAction);
243 instancesToUpdateInNonBlockingAction.push(node.data().componentInstance);
248 if (instancesToUpdateInNonBlockingAction.length > 0) {
249 this.GeneralGraphUtils.pushMultipleUpdateComponentInstancesRequestToQueue(false, instancesToUpdateInNonBlockingAction, component);
252 this.$log.debug(`composition-graph::notValidDrop:: node return to latest position`);
253 //reset nodes position
254 nodesMoved.positions((i, node) => {
256 x: +node.data().componentInstance.posX,
257 y: +node.data().componentInstance.posY
262 this.GeneralGraphUtils.getGraphUtilsServerUpdateQueue().addBlockingUIActionWithReleaseCallback(() => {
264 this.loaderService.hideLoader('composition-graph');
270 * Checks whether the node has been added or removed from UCPE and triggers appropriate events
271 * @param node - node moved
272 * @param ucpeContainer - UCPE container that the node has been moved to. When moving a node out of ucpe, param will be empty
273 * @param instancesToUpdateInNonBlockingAction
275 public handleUcpeChildMove(node:Cy.CollectionFirstNode, ucpeContainer:Cy.CollectionElements, instancesToUpdateInNonBlockingAction:Array<ComponentInstance>) {
277 if (node.data().isInsideGroup) {
278 if (ucpeContainer.length) { //moving node within UCPE. Simply update position
279 this.commonGraphUtils.updateUcpeChildPosition(<Cy.CollectionNodes>node, ucpeContainer);
280 instancesToUpdateInNonBlockingAction.push(node.data().componentInstance);
281 } else { //removing node from UCPE. Notify observers
282 this.eventListenerService.notifyObservers(GRAPH_EVENTS.ON_REMOVE_NODE_FROM_UCPE, node, ucpeContainer);
284 } else if (!node.data().isInsideGroup && ucpeContainer.length && !node.data().isUcpePart) { //adding node to UCPE
285 this.eventListenerService.notifyObservers(GRAPH_EVENTS.ON_INSERT_NODE_TO_UCPE, node, ucpeContainer, true);
289 * Gets the position for the asset popover menu
290 * Then, check if right edge of menu would overlap horizontal screen edge (palette offset + canvas width - right panel)
291 * Then, check if bottom edge of menu would overlap the vertical end of the canvas.
294 * @returns {Cy.Position}
296 public createAssetPopover = (cy: Cy.Instance, node:Cy.CollectionFirstNode, isViewOnly:boolean):AssetPopoverObj => {
298 let menuOffset:Cy.Position = { x: node.renderedWidth() / 2, y: -(node.renderedWidth() / 2) };// getNodePositionWithOffset returns central point of node. First add node.renderedWidth()/2 to get its to border.
299 let menuPosition:Cy.Position = this.commonGraphUtils.getNodePositionWithOffset(node, menuOffset);
300 let menuSide:string = 'right';
302 if(menuPosition.x + GraphUIObjects.COMPOSITION_NODE_MENU_WIDTH >= cy.width() + GraphUIObjects.DIAGRAM_PALETTE_WIDTH_OFFSET - GraphUIObjects.COMPOSITION_RIGHT_PANEL_OFFSET){
303 menuPosition.x -= menuOffset.x * 2 + GraphUIObjects.COMPOSITION_NODE_MENU_WIDTH; //menu position already includes offset to the right. Therefore, subtract double offset so we have same distance from node for menu on left
307 if(menuPosition.y + GraphUIObjects.COMPOSITION_NODE_MENU_HEIGHT >= cy.height()){
308 menuPosition.y = menuPosition.y - GraphUIObjects.COMPOSITION_NODE_MENU_HEIGHT - menuOffset.y * 2;
311 return new AssetPopoverObj(node.data().id, node.data().name, menuPosition, menuSide, isViewOnly);
318 CompositionGraphNodesUtils.$inject = ['NodesFactory', '$log', 'CompositionGraphGeneralUtils', 'CommonGraphUtils', 'EventListenerService', 'LoaderService', 'ServiceServiceNg2' /*, 'sdcMenu', 'ModalsHandler'*/]