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/*-
* ============LICENSE_START=======================================================
* SDC
* ================================================================================
* Copyright (C) 2017 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 {Injectable} from "@angular/core";
import {CompositionGraphGeneralUtils, RequirementAndCapabilities} from "./composition-graph-general-utils";
import {CommonGraphUtils} from "../common/common-graph-utils";
import {EventListenerService} from "../../../../../services/event-listener-service";
import {ResourceNamePipe} from "app/ng2/pipes/resource-name.pipe";
import {ComponentInstanceFactory} from "app/utils/component-instance-factory";
import {GRAPH_EVENTS, GraphUIObjects} from "app/utils/constants";
import {TopologyTemplateService} from "app/ng2/services/component-services/topology-template.service";
import {DndDropEvent} from "ngx-drag-drop/ngx-drag-drop";
import {SdcUiServices} from "onap-ui-angular"
import { Component as TopologyTemplate, NodesFactory, CapabilitiesGroup, RequirementsGroup,
CompositionCiNodeBase, ComponentInstance, LeftPaletteComponent, Point } from "app/models";
import {CompositionService} from "../../composition.service";
import {WorkspaceService} from "app/ng2/pages/workspace/workspace.service";
import { QueueServiceUtils } from "app/ng2/utils/queue-service-utils";
import {ComponentGenericResponse} from "../../../../services/responses/component-generic-response";
import {MatchCapabilitiesRequirementsUtils} from "./match-capability-requierment-utils";
import {CompositionGraphNodesUtils} from "./index";
@Injectable()
export class CompositionGraphPaletteUtils {
constructor(private generalGraphUtils:CompositionGraphGeneralUtils,
private nodesFactory:NodesFactory,
private commonGraphUtils:CommonGraphUtils,
private queueServiceUtils:QueueServiceUtils,
private eventListenerService:EventListenerService,
private topologyTemplateService: TopologyTemplateService,
private loaderService: SdcUiServices.LoaderService,
private compositionService: CompositionService,
private workspaceService: WorkspaceService,
private matchCapabilitiesRequirementsUtils: MatchCapabilitiesRequirementsUtils,
private nodesGraphUtils: CompositionGraphNodesUtils) {
}
/**
*
* @param Calculate matching nodes, highlight the matching nodes and fade the non matching nodes
* @param leftPaletteComponent
* @param _cy
* @returns void
* @private
*/
public onComponentHoverIn = (leftPaletteComponent: LeftPaletteComponent, _cy: Cy.Instance) => {
const nodesData = this.nodesGraphUtils.getAllNodesData(_cy.nodes());
const nodesLinks = this.generalGraphUtils.getAllCompositionCiLinks(_cy);
if (this.generalGraphUtils.componentRequirementsAndCapabilitiesCaching.containsKey(leftPaletteComponent.uniqueId)) {
const reqAndCap: RequirementAndCapabilities = this.generalGraphUtils.componentRequirementsAndCapabilitiesCaching.getValue(leftPaletteComponent.uniqueId);
const filteredNodesData = this.matchCapabilitiesRequirementsUtils.findMatchingNodesToComponentInstance(
{ uniqueId: leftPaletteComponent.uniqueId, requirements: reqAndCap.requirements, capabilities: reqAndCap.capabilities} as ComponentInstance, nodesData, nodesLinks);
this.matchCapabilitiesRequirementsUtils.highlightMatchingComponents(filteredNodesData, _cy);
this.matchCapabilitiesRequirementsUtils.fadeNonMachingComponents(filteredNodesData, nodesData, _cy);
} else {
this.topologyTemplateService.getCapabilitiesAndRequirements(leftPaletteComponent.componentType, leftPaletteComponent.uniqueId).subscribe((response: ComponentGenericResponse) => {
let reqAndCap: RequirementAndCapabilities = {
capabilities: response.capabilities,
requirements: response.requirements
}
this.generalGraphUtils.componentRequirementsAndCapabilitiesCaching.setValue(leftPaletteComponent.uniqueId, reqAndCap);
});
}
}
/**
* Calculate the dragged element (html element) position on canvas
* @param cy
* @param event
* @param position
* @returns {Cy.BoundingBox}
* @private
*/
private _getNodeBBox(cy:Cy.Instance, event:DragEvent, position?:Cy.Position, eventPosition?: Point) {
let bbox = <Cy.BoundingBox>{};
if (!position) {
position = event ? this.commonGraphUtils.getCytoscapeNodePosition(cy, event) : eventPosition;
}
let cushionWidth:number = 40;
let cushionHeight:number = 40;
bbox.x1 = position.x - cushionWidth / 2;
bbox.y1 = position.y - cushionHeight / 2;
bbox.x2 = position.x + cushionWidth / 2;
bbox.y2 = position.y + cushionHeight / 2;
return bbox;
}
/**
* Create the component instance, update data from parent component in the left palette and notify on_insert_to_ucpe if component was dragg into ucpe
* @param cy
* @param fullComponent
* @param event
* @param component
*/
private _createComponentInstanceOnGraphFromPaletteComponent(cy:Cy.Instance, fullComponent:LeftPaletteComponent, event:DragEvent) {
let componentInstanceToCreate:ComponentInstance = ComponentInstanceFactory.createComponentInstanceFromComponent(fullComponent);
let cytoscapePosition:Cy.Position = this.commonGraphUtils.getCytoscapeNodePosition(cy, event);
componentInstanceToCreate.posX = cytoscapePosition.x;
componentInstanceToCreate.posY = cytoscapePosition.y;
let onFailedCreatingInstance:(error:any) => void = (error:any) => {
this.loaderService.deactivate();
};
//on success - update node data
let onSuccessCreatingInstance = (createInstance:ComponentInstance):void => {
this.loaderService.deactivate();
this.compositionService.addComponentInstance(createInstance);
createInstance.name = ResourceNamePipe.getDisplayName(createInstance.name);
createInstance.requirements = new RequirementsGroup(createInstance.requirements);
createInstance.capabilities = new CapabilitiesGroup(createInstance.capabilities);
createInstance.componentVersion = fullComponent.version;
createInstance.icon = fullComponent.icon;
createInstance.setInstanceRC();
let newNode:CompositionCiNodeBase = this.nodesFactory.createNode(createInstance);
this.commonGraphUtils.addComponentInstanceNodeToGraph(cy, newNode);
this.eventListenerService.notifyObservers(GRAPH_EVENTS.ON_CREATE_COMPONENT_INSTANCE);
};
this.queueServiceUtils.addBlockingUIAction(() => {
let uniqueId = this.workspaceService.metadata.uniqueId;
let componentType = this.workspaceService.metadata.componentType;
this.topologyTemplateService.createComponentInstance(componentType, uniqueId, componentInstanceToCreate).subscribe(onSuccessCreatingInstance, onFailedCreatingInstance);
});
}
//
// /**
// * Thid function applay red/green background when component dragged from palette
// * @param cy
// * @param event
// * @param dragElement
// * @param dragComponent
// */
// public onComponentDrag(cy:Cy.Instance, event) {
// let draggedElement = document.getElementById("draggable_element");
// // event.dataTransfer.setDragImage(draggableElement, 0, 0);
// if (event.clientX < GraphUIObjects.DIAGRAM_PALETTE_WIDTH_OFFSET || event.clientY < GraphUIObjects.DIAGRAM_HEADER_OFFSET) { //hovering over palette. Dont bother computing validity of drop
// draggedElement.className = 'invalid-drag';
// event.dataTransfer.setDragImage(draggedElement.cloneNode(true), 0, 0);
// return;
// }
//
// let offsetPosition = {
// x: event.clientX - GraphUIObjects.DIAGRAM_PALETTE_WIDTH_OFFSET,
// y: event.clientY - GraphUIObjects.DIAGRAM_HEADER_OFFSET
// };
// let bbox = this._getNodeBBox(cy, event, offsetPosition);
//
// if (this.generalGraphUtils.isPaletteDropValid(cy, bbox)) {
// draggedElement.className = 'valid-drag';
// event.dataTransfer.setDragImage(draggedElement.cloneNode(true), 0, 0);
// // event.dataTransfer.setDragImage(draggedElement, 0, 0);
// // event.dataTransfer.setDragImage(draggedElement, 0, 0);
//
// } else {
// draggedElement.className = 'invalid-drag';
// event.dataTransfer.setDragImage(draggedElement.cloneNode(true), 0, 0);
// }
// }
public isDragValid(cy:Cy.Instance, position: Point):boolean {
if (position.x < GraphUIObjects.DIAGRAM_PALETTE_WIDTH_OFFSET || position.y < GraphUIObjects.DIAGRAM_HEADER_OFFSET) { //hovering over palette. Dont bother computing validity of drop
return false;
}
let offsetPosition = {
x: position.x - GraphUIObjects.DIAGRAM_PALETTE_WIDTH_OFFSET,
y: position.y - GraphUIObjects.DIAGRAM_HEADER_OFFSET
};
let bbox = this._getNodeBBox(cy, null, offsetPosition, position);
if (this.generalGraphUtils.isPaletteDropValid(cy, bbox)) {
return true;
} else {
return false;
}
}
/**
* This function is called when after dropping node on canvas
* Check if the capability & requirements fulfilled and if not get from server
* @param cy
* @param dragEvent
* @param component
*/
public addNodeFromPalette(cy:Cy.Instance, dragEvent:DndDropEvent) {
this.loaderService.activate();
let draggedComponent:LeftPaletteComponent = dragEvent.data;
if (this.generalGraphUtils.componentRequirementsAndCapabilitiesCaching.containsKey(draggedComponent.uniqueId)) {
let fullComponent = this.generalGraphUtils.componentRequirementsAndCapabilitiesCaching.getValue(draggedComponent.uniqueId);
draggedComponent.capabilities = fullComponent.capabilities;
draggedComponent.requirements = fullComponent.requirements;
this._createComponentInstanceOnGraphFromPaletteComponent(cy, draggedComponent, dragEvent.event);
} else {
this.topologyTemplateService.getFullComponent(draggedComponent.componentType, draggedComponent.uniqueId).subscribe((topologyTemplate:TopologyTemplate) => {
draggedComponent.capabilities = topologyTemplate.capabilities;
draggedComponent.requirements = topologyTemplate.requirements;
this._createComponentInstanceOnGraphFromPaletteComponent(cy, draggedComponent, dragEvent.event);
});
}
}
}
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