Initial Commit - NG UI
[osm/NG-UI.git] / src / app / packages / vnf-packages / VNFPackagesComponent.ts
diff --git a/src/app/packages/vnf-packages/VNFPackagesComponent.ts b/src/app/packages/vnf-packages/VNFPackagesComponent.ts
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+/*
+ Copyright 2020 TATA ELXSI
+
+ 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.
+
+ Author: KUMARAN M (kumaran.m@tataelxsi.co.in), RAJESH S (rajesh.s@tataelxsi.co.in), BARATH KUMAR R (barath.r@tataelxsi.co.in)
+*/
+/**
+ * @file VNF Package details Component.
+ */
+import { HttpHeaders } from '@angular/common/http';
+import { Component, ElementRef, Injector, OnInit, ViewChild } from '@angular/core';
+import { NgbModal } from '@ng-bootstrap/ng-bootstrap';
+import { TranslateService } from '@ngx-translate/core';
+import { NotifierService } from 'angular-notifier';
+import { APIURLHEADER, ERRORDATA } from 'CommonModel';
+import { ComposePackages } from 'ComposePackages';
+import { DataService } from 'DataService';
+import { environment } from 'environment';
+import { LocalDataSource } from 'ng2-smart-table';
+import { RestService } from 'RestService';
+import { Subscription } from 'rxjs';
+import { SharedService } from 'SharedService';
+import { VNFData, VNFDDetails } from 'VNFDModel';
+import { VNFPackagesActionComponent } from 'VNFPackagesAction';
+
+/**
+ * Creating component
+ * @Component takes VNFPackagesComponent.html as template url
+ */
+@Component({
+    selector: 'app-vnf-packages',
+    templateUrl: './VNFPackagesComponent.html',
+    styleUrls: ['./VNFPackagesComponent.scss']
+})
+/** Exporting a class @exports VNFPackagesComponent */
+export class VNFPackagesComponent implements OnInit {
+    /** To inject services @public */
+    public injector: Injector;
+
+    /** Data of smarttable populate through LocalDataSource @public */
+    public dataSource: LocalDataSource = new LocalDataSource();
+
+    /** handle translate @public */
+    public translateService: TranslateService;
+
+    /** Columns list of the smart table @public */
+    public columnLists: object = {};
+
+    /** Settings for smarttable to populate the table with columns @public */
+    public settings: object = {};
+
+    /** Check the loading results @public */
+    public isLoadingResults: boolean = true;
+
+    /** Give the message for the loading @public */
+    public message: string = 'PLEASEWAIT';
+
+    /** Class for empty and present data @public */
+    public checkDataClass: string;
+
+    /** Element ref for fileInput @public */
+    @ViewChild('fileInput', { static: true }) public fileInput: ElementRef;
+
+    /** Instance of the rest service @private */
+    private restService: RestService;
+
+    /** dataService to pass the data from one component to another @private */
+    private dataService: DataService;
+
+    /** Formation of appropriate Data for LocalDatasource @private */
+    private vnfData: VNFData[] = [];
+
+    /** Contains all methods related to shared @private */
+    private sharedService: SharedService;
+
+    /** variables contains file information */
+    private fileData: string | ArrayBuffer;
+
+    /** Controls the header form @private */
+    private headers: HttpHeaders;
+
+    /** Notifier service to popup notification @private */
+    private notifierService: NotifierService;
+
+    /** Instance of the modal service @private */
+    private modalService: NgbModal;
+
+    /** Instance of subscriptions @private */
+    private generateDataSub: Subscription;
+
+    constructor(injector: Injector) {
+        this.injector = injector;
+        this.restService = this.injector.get(RestService);
+        this.dataService = this.injector.get(DataService);
+        this.sharedService = this.injector.get(SharedService);
+        this.translateService = this.injector.get(TranslateService);
+        this.notifierService = this.injector.get(NotifierService);
+        this.modalService = this.injector.get(NgbModal);
+    }
+
+    /**
+     * Lifecyle Hooks the trigger before component is instantiate
+     */
+    public ngOnInit(): void {
+        this.generateColumns();
+        this.generateSettings();
+        this.generateData();
+        this.headers = new HttpHeaders({
+            'Content-Type': 'application/gzip',
+            Accept: 'application/json',
+            'Cache-Control': 'no-cache, no-store, must-revalidate, max-age=0'
+        });
+        this.generateDataSub = this.sharedService.dataEvent.subscribe(() => { this.generateData(); });
+    }
+
+    /** smart table Header Colums @public */
+    public generateColumns(): void {
+        this.columnLists = {
+            shortName: { title: this.translateService.instant('SHORTNAME'), width: '15%', sortDirection: 'asc' },
+            identifier: { title: this.translateService.instant('IDENTIFIER'), width: '20%' },
+            type: {
+                title: this.translateService.instant('TYPE'),
+                filter: {
+                    type: 'list',
+                    config: {
+                        selectText: 'Select',
+                        list: [
+                            { value: 'vnfd', title: 'VNF' },
+                            { value: 'pnfd', title: 'PNF' },
+                            { value: 'hnfd', title: 'HNF' }
+                        ]
+                    }
+                },
+                width: '10%'
+            },
+            description: { title: this.translateService.instant('DESCRIPTION'), width: '20%' },
+            vendor: { title: this.translateService.instant('VENDOR'), width: '10%' },
+            version: { title: this.translateService.instant('VERSION'), width: '10%' },
+            Actions: {
+                name: 'Action', width: '15%', filter: false, sort: false, type: 'custom',
+                title: this.translateService.instant('ACTIONS'),
+                valuePrepareFunction: (cell: VNFData, row: VNFData): VNFData => row, renderComponent: VNFPackagesActionComponent
+            }
+        };
+    }
+
+    /** smart table Data Settings @public */
+    public generateSettings(): void {
+        this.settings = {
+            edit: {
+                editButtonContent: '<i class="fa fa-edit" title="Edit"></i>',
+                confirmSave: true
+            },
+            delete: {
+                deleteButtonContent: '<i class="far fa-trash-alt" title="delete"></i>',
+                confirmDelete: true
+            },
+            columns: this.columnLists,
+            actions: {
+                add: false,
+                edit: false,
+                delete: false,
+                position: 'right'
+            },
+            attr: this.sharedService.tableClassConfig(),
+            pager: this.sharedService.paginationPagerConfig(),
+            noDataMessage: this.translateService.instant('NODATAMSG')
+        };
+    }
+
+    /** smart table listing manipulation @public */
+    public onChange(perPageValue: number): void {
+        this.dataSource.setPaging(1, perPageValue, true);
+    }
+
+    /** OnUserRowSelect Function @public */
+    public onUserRowSelect(event: MessageEvent): void {
+        Object.assign(event.data, { page: 'vnf-package' });
+        this.dataService.changeMessage(event.data);
+    }
+
+    /** Drag and drop feature and fetchind the details of files  @public */
+    public filesDropped(files: FileList): void {
+        if (files && files.length === 1) {
+            this.isLoadingResults = true;
+            this.sharedService.getFileString(files, 'gz').then((fileContent: ArrayBuffer): void => {
+                const apiURLHeader: APIURLHEADER = {
+                    url: environment.VNFPACKAGESCONTENT_URL,
+                    httpOptions: { headers: this.headers }
+                };
+                this.saveFileData(apiURLHeader, fileContent);
+            }).catch((err: string): void => {
+                this.isLoadingResults = false;
+                if (err === 'typeError') {
+                    this.notifierService.notify('error', this.translateService.instant('GZFILETYPEERRROR'));
+                } else {
+                    this.notifierService.notify('error', this.translateService.instant('ERROR'));
+                }
+            });
+        } else if (files && files.length > 1) {
+            this.notifierService.notify('error', this.translateService.instant('DROPFILESVALIDATION'));
+        }
+    }
+
+    /** Post the droped files and reload the page @public */
+    public saveFileData(urlHeader: APIURLHEADER, fileData: {}): void {
+        this.fileInput.nativeElement.value = null;
+        this.restService.postResource(urlHeader, fileData).subscribe((result: {}) => {
+            this.notifierService.notify('success', this.translateService.instant('PAGE.VNFPACKAGE.CREATEDSUCCESSFULLY'));
+            this.generateData();
+        }, (error: ERRORDATA) => {
+            this.restService.handleError(error, 'post');
+            this.isLoadingResults = false;
+        });
+    }
+
+    /** Generate nsData object from loop and return for the datasource @public */
+    public generatevnfdData(vnfdpackagedata: VNFDDetails): VNFData {
+        return {
+            shortName: vnfdpackagedata['short-name'],
+            identifier: vnfdpackagedata._id,
+            type: vnfdpackagedata._admin.type,
+            description: vnfdpackagedata.description,
+            vendor: vnfdpackagedata.vendor,
+            version: vnfdpackagedata.version
+        };
+    }
+    /** Handle compose new ns package method  @public */
+    public composeVNFPackage(): void {
+        this.modalService.open(ComposePackages, { backdrop: 'static' }).componentInstance.params = { page: 'vnf-package' };
+    }
+
+    /**
+     * Lifecyle hook which get trigger on component destruction
+     */
+    public ngOnDestroy(): void {
+        this.generateDataSub.unsubscribe();
+    }
+
+    /** Fetching the data from server to Load in the smarttable @protected */
+    protected generateData(): void {
+        this.isLoadingResults = true;
+        this.restService.getResource(environment.VNFPACKAGESCONTENT_URL).subscribe((vnfdPackageData: VNFDDetails[]) => {
+            this.vnfData = [];
+            vnfdPackageData.forEach((vnfdpackagedata: VNFDDetails) => {
+                const vnfDataObj: VNFData = this.generatevnfdData(vnfdpackagedata);
+                this.vnfData.push(vnfDataObj);
+            });
+            if (this.vnfData.length > 0) {
+                this.checkDataClass = 'dataTables_present';
+            } else {
+                this.checkDataClass = 'dataTables_empty';
+            }
+            this.dataSource.load(this.vnfData).then((data: boolean) => {
+                this.isLoadingResults = false;
+            }).catch(() => {
+                this.isLoadingResults = false;
+            });
+        }, (error: ERRORDATA) => {
+            this.restService.handleError(error, 'get');
+            this.isLoadingResults = false;
+        });
+    }
+}