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/**
* Created by ob0695 on 6/28/2018.
*/
/*-
* ============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 { Component, HostListener } from '@angular/core';
import { Select } from '@ngxs/store';
import { LeftPaletteComponent, LeftPaletteMetadataTypes } from 'app/models/components/displayComponent';
import { Point } from 'app/models/graph/point';
import { WorkspaceState } from 'app/ng2/store/states/workspace.state';
import Dictionary = _.Dictionary;
import { EventListenerService } from 'app/services/event-listener-service';
import { GRAPH_EVENTS } from 'app/utils/constants';
import { DndDropEvent } from 'ngx-drag-drop/ngx-drag-drop';
import { CompositionPaletteService } from './services/palette.service';
import {PolicyMetadata} from "../../../../models/policy-metadata";
import {GenericBrowserDomAdapter} from "@angular/platform-browser/src/browser/generic_browser_adapter";
@Component({
selector: 'composition-palette',
templateUrl: './palette.component.html',
styleUrls: ['./palette.component.less']
})
export class PaletteComponent {
constructor(private compositionPaletteService: CompositionPaletteService, private eventListenerService: EventListenerService) {}
@Select(WorkspaceState.isViewOnly) isViewOnly$: boolean;
private paletteElements: Dictionary<Dictionary<LeftPaletteComponent[]>>;
public numberOfElements: number = 0;
public isPaletteLoading: boolean;
private paletteDraggedElement: LeftPaletteComponent;
public position: Point = new Point();
ngOnInit() {
this.isPaletteLoading = true;
this.compositionPaletteService.subscribeToLeftPaletteElements((leftPaletteElementsResponse) => {
this.paletteElements = leftPaletteElementsResponse;
this.numberOfElements = this.countLeftPalleteElements(this.paletteElements);
this.isPaletteLoading = false;
}, () => {
this.isPaletteLoading = false;
});
}
public buildPaletteByCategories = (searchText?: string) => { // create nested by category & subcategory, filtered by search parans
// Flat the object and run on its leaves
if (searchText) {
searchText = searchText.toLowerCase();
const paletteElementsAfterSearch = {};
this.paletteElements = this.compositionPaletteService.getLeftPaletteElements();
for (const category in this.paletteElements) {
for (const subCategory in this.paletteElements[category]) {
const subCategoryToCheck = this.paletteElements[category][subCategory];
const res = subCategoryToCheck.filter((item) => item.searchFilterTerms.toLowerCase().indexOf(searchText) >= 0)
if (res.length > 0) {
paletteElementsAfterSearch[category] = {};
paletteElementsAfterSearch[category][subCategory] = res;
}
}
}
this.paletteElements = paletteElementsAfterSearch;
} else {
this.paletteElements = this.compositionPaletteService.getLeftPaletteElements();
}
this.numberOfElements = this.countLeftPalleteElements(this.paletteElements);
}
public onSearchChanged = (searchText: string) => {
if (this.compositionPaletteService.getLeftPaletteElements()) {
this.buildPaletteByCategories(searchText);
}
}
private countLeftPalleteElements(leftPalleteElements: Dictionary<Dictionary<LeftPaletteComponent[]>>) {
// Use _ & flat map
let counter = 0;
for (const category in leftPalleteElements) {
for (const subCategory in leftPalleteElements[category]) {
counter += leftPalleteElements[category][subCategory].length;
}
}
return counter;
}
private isGroupOrPolicy(component: LeftPaletteComponent): boolean {
if (component &&
(component.categoryType === LeftPaletteMetadataTypes.Group ||
component.categoryType === LeftPaletteMetadataTypes.Policy)) {
return true;
}
return false;
}
@HostListener('document:dragover', ['$event'])
public onDrag(event) {
this.position.x = event.clientX;
this.position.y = event.clientY;
}
//---------------------------------------Palette Events-----------------------------------------//
public onDraggableMoved = (event:DragEvent) => {
let draggedElement = document.getElementById("draggable_element");
draggedElement.style.top = (this.position.y - 80) + "px";
draggedElement.style.left = (this.position.x - 30) + "px";
this.eventListenerService.notifyObservers(GRAPH_EVENTS.ON_PALETTE_COMPONENT_DRAG_ACTION, this.position);
}
public onDragStart = (event, draggedElement:LeftPaletteComponent) => { // Applying the dragged svg component to the draggable element
this.paletteDraggedElement = draggedElement;
event.dataTransfer.dropEffect = "copy";
let hiddenImg = document.createElement("span");
event.dataTransfer.setDragImage(hiddenImg, 0, 0);
}
public onDrop = (event:DndDropEvent) => {
let draggedElement = document.getElementById("draggable_element");
draggedElement.style.top = "-9999px";
if(draggedElement.classList.contains('valid-drag')) {
if(!event.data){
event.data = this.paletteDraggedElement;
}
this.eventListenerService.notifyObservers(GRAPH_EVENTS.ON_PALETTE_COMPONENT_DROP, event);
} else {
console.log("INVALID drop");
}
this.paletteDraggedElement = undefined;
}
public onMouseOver = (sectionElem:MouseEvent, displayComponent:LeftPaletteComponent) => {
console.debug("On palette element MOUSE HOVER: ", displayComponent);
if (this.isGroupOrPolicy(displayComponent)) {
this.eventListenerService.notifyObservers(GRAPH_EVENTS.ON_PALETTE_COMPONENT_SHOW_POPUP_PANEL, displayComponent, sectionElem.target);
} else {
this.eventListenerService.notifyObservers(GRAPH_EVENTS.ON_PALETTE_COMPONENT_HOVER_IN, displayComponent);
}
};
public onMouseOut = (displayComponent:LeftPaletteComponent) => {
console.debug("On palette element MOUSE OUT: ", displayComponent);
if (this.isGroupOrPolicy(displayComponent)) {
this.eventListenerService.notifyObservers(GRAPH_EVENTS.ON_PALETTE_COMPONENT_HIDE_POPUP_PANEL);
} else {
this.eventListenerService.notifyObservers(GRAPH_EVENTS.ON_PALETTE_COMPONENT_HOVER_OUT);
}
};
}
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