+/*
+ 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: BARATH KUMAR R (barath.r@tataelxsi.co.in)
+*/
+/**
+ * @file Scaling Component
+ */
+import { HttpHeaders } from '@angular/common/http';
+import { Component, Injector, Input, OnInit } from '@angular/core';
+import { AbstractControl, FormBuilder, FormGroup, Validators } from '@angular/forms';
+import { Router } from '@angular/router';
+import { NgbActiveModal } from '@ng-bootstrap/ng-bootstrap';
+import { TranslateService } from '@ngx-translate/core';
+import { APIURLHEADER, ERRORDATA, MODALCLOSERESPONSEDATA, URLPARAMS } from 'CommonModel';
+import { environment } from 'environment';
+import { DF as NSDF, VNFPROFILE } from 'NSDModel';
+import { RestService } from 'RestService';
+import { SharedService } from 'SharedService';
+import { isNullOrUndefined } from 'util';
+import { DF, SCALING, VNFD } from 'VNFDModel';
+
+/**
+ * Creating component
+ * @Component takes ScalingComponent.html as template url
+ */
+@Component({
+ selector: 'app-scaling',
+ templateUrl: './ScalingComponent.html',
+ styleUrls: ['./ScalingComponent.scss']
+})
+export class ScalingComponent implements OnInit {
+ /** To inject services @public */
+ public injector: Injector;
+ /** Instance for active modal service @public */
+ public activeModal: NgbActiveModal;
+ /** Check the loading results @public */
+ public isLoadingResults: Boolean = false;
+ /** Give the message for the loading @public */
+ public message: string = 'PLEASEWAIT';
+ /** Contains the scaling group descriptor names @public */
+ public scalingGroup: {}[];
+ /** Member index of the NS @public */
+ public memberVNFIndex: {}[];
+ /** handles the selected VNFID @public */
+ public selectedVNFID: string = '';
+ /** Items for the Scale Types @public */
+ public scaleTypes: {}[];
+ /** FormGroup instance added to the form @ html @public */
+ public scalingForm: FormGroup;
+ /** Form valid on submit trigger @public */
+ public submitted: boolean = false;
+ /** FormBuilder instance added to the formBuilder @private */
+ private formBuilder: FormBuilder;
+ /** Instance of the rest service @private */
+ private restService: RestService;
+ /** Controls the header form @private */
+ private headers: HttpHeaders;
+ /** Contains tranlsate instance @private */
+ private translateService: TranslateService;
+ /** Input contains component objects @private */
+ @Input() private params: URLPARAMS;
+ /** Contains all methods related to shared @private */
+ private sharedService: SharedService;
+ /** Holds teh instance of AuthService class of type AuthService @private */
+ private router: Router;
+
+ constructor(injector: Injector) {
+ this.injector = injector;
+ this.restService = this.injector.get(RestService);
+ this.activeModal = this.injector.get(NgbActiveModal);
+ this.translateService = this.injector.get(TranslateService);
+ this.formBuilder = this.injector.get(FormBuilder);
+ this.sharedService = this.injector.get(SharedService);
+ this.router = this.injector.get(Router);
+ }
+
+ /** convenience getter for easy access to form fields */
+ get f(): FormGroup['controls'] { return this.scalingForm.controls; }
+
+ /**
+ * Lifecyle Hooks the trigger before component is instantiate
+ */
+ public ngOnInit(): void {
+ this.initializeForm();
+ this.getmemberIndex();
+ this.scaleTypes = [
+ { id: 'SCALE_OUT', name: this.translateService.instant('SCALEOUT') },
+ { id: 'SCALE_IN', name: this.translateService.instant('SCALEIN') }
+ ];
+ this.headers = new HttpHeaders({
+ 'Content-Type': 'application/json',
+ Accept: 'application/json',
+ 'Cache-Control': 'no-cache, no-store, must-revalidate, max-age=0'
+ });
+ }
+
+ /** Initialize Scaling Forms @public */
+ public initializeForm(): void {
+ this.scalingForm = this.formBuilder.group({
+ memberIndex: [null, [Validators.required]],
+ scalingname: [null, [Validators.required]],
+ scaleType: [null, [Validators.required]]
+ });
+ }
+
+ /** Get the member-vnf-index from NS Package -> vnf-profile @public */
+ public getmemberIndex(): void {
+ if (this.params.nsd.df.length > 0) {
+ const getconstituentVNFD: {}[] = [];
+ this.params.nsd.df.forEach((data: NSDF): void => {
+ data['vnf-profile'].forEach((vnfProfile: VNFPROFILE): void => {
+ const assignMemberIndex: {} = {
+ id: vnfProfile.id,
+ name: vnfProfile['vnfd-id']
+ };
+ getconstituentVNFD.push(assignMemberIndex);
+ });
+ });
+ this.memberVNFIndex = getconstituentVNFD;
+ }
+ }
+
+ /** Get the scaling-group-descriptor name @public */
+ public getScalingGroupDescriptorName(vnfID: string): void {
+ this.selectedVNFID = vnfID;
+ this.scalingGroup = [];
+ this.getFormControl('scalingname').setValue(null);
+ const scalingGroupDescriptorName: SCALING[] = [];
+ if (!isNullOrUndefined(this.params.data)) {
+ console.log(this.params.data);
+ const vnfdPackageDetails: VNFD = this.params.data.filter((vnfdData: VNFD): boolean => vnfdData.id === vnfID)[0];
+ if (vnfdPackageDetails.df.length > 0) {
+ vnfdPackageDetails.df.forEach((df: DF): void => {
+ if (!isNullOrUndefined(df['scaling-aspect']) && df['scaling-aspect'].length > 0) {
+ df['scaling-aspect'].forEach((scalingAspect: SCALING): void => {
+ scalingGroupDescriptorName.push(scalingAspect);
+ });
+ }
+ });
+ this.scalingGroup = scalingGroupDescriptorName;
+ }
+ }
+ }
+
+ /** If form is valid and call scaleInstances method to initialize scaling @public */
+ public manualScalingTrigger(): void {
+ this.submitted = true;
+ this.sharedService.cleanForm(this.scalingForm);
+ if (this.scalingForm.invalid) { return; } // Proceed, onces form is valid
+ const scalingPayload: object = {
+ scaleType: 'SCALE_VNF',
+ scaleVnfData:
+ {
+ scaleVnfType: this.scalingForm.value.scaleType,
+ scaleByStepData: {
+ 'scaling-group-descriptor': this.scalingForm.value.scalingname,
+ 'member-vnf-index': this.scalingForm.value.memberIndex
+ }
+ }
+ };
+ this.scaleInstances(scalingPayload);
+ }
+
+ /** Initialize the scaling @public */
+ public scaleInstances(scalingPayload: object): void {
+ this.isLoadingResults = true;
+ const apiURLHeader: APIURLHEADER = {
+ url: environment.NSDINSTANCES_URL + '/' + this.params.id + '/scale',
+ httpOptions: { headers: this.headers }
+ };
+ const modalData: MODALCLOSERESPONSEDATA = {
+ message: 'Done'
+ };
+ this.restService.postResource(apiURLHeader, scalingPayload).subscribe((result: {}): void => {
+ this.activeModal.close(modalData);
+ this.router.navigate(['/instances/ns/history-operations/' + this.params.id]).catch();
+ }, (error: ERRORDATA): void => {
+ this.restService.handleError(error, 'post');
+ this.isLoadingResults = false;
+ });
+ }
+
+ /** Used to get the AbstractControl of controlName passed @private */
+ private getFormControl(controlName: string): AbstractControl {
+ return this.scalingForm.controls[controlName];
+ }
+}