Initial Commit - NG UI
[osm/NG-UI.git] / src / app / k8s / k8scluster / K8sClusterComponent.ts
diff --git a/src/app/k8s/k8scluster/K8sClusterComponent.ts b/src/app/k8s/k8scluster/K8sClusterComponent.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 k8sclustercomponent.ts.
+ */
+import { Component, Injector, OnDestroy, OnInit } from '@angular/core';
+import { NgbModal, NgbModalRef } from '@ng-bootstrap/ng-bootstrap';
+import { TranslateService } from '@ngx-translate/core';
+import { CONFIGCONSTANT, ERRORDATA, MODALCLOSERESPONSEDATA } from 'CommonModel';
+import { DataService } from 'DataService';
+import { environment } from 'environment';
+import { K8sActionComponent } from 'K8sActionComponent';
+import { K8sAddClusterComponent } from 'K8sAddClusterComponent';
+import { K8SCLUSTERDATA, K8SCLUSTERDATADISPLAY } from 'K8sModel';
+import { LocalDataSource } from 'ng2-smart-table';
+import { RestService } from 'RestService';
+import { Subscription } from 'rxjs';
+import { SharedService } from 'SharedService';
+/**
+ * Creating Component
+ * @Component takes K8sClusterComponent.html as template url
+ */
+@Component({
+  selector: 'app-k8scluster',
+  templateUrl: './K8sClusterComponent.html',
+  styleUrls: ['./K8sClusterComponent.scss']
+})
+/** Exporting a class @exports K8sClusterComponent */
+export class K8sClusterComponent implements OnInit, OnDestroy {
+  /** To inject services @public */
+  public injector: Injector;
+
+  /** handle translate @public */
+  public translateService: TranslateService;
+
+  /** Data of smarttable populate through LocalDataSource @public */
+  public dataSource: LocalDataSource = new LocalDataSource();
+
+  /** Columns list of the smart table @public */
+  public columnList: 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;
+
+  /** operational State init data @public */
+  public operationalStateFirstStep: string = CONFIGCONSTANT.k8OperationalStateFirstStep;
+
+  /** operational State running data @public */
+  public operationalStateSecondStep: string = CONFIGCONSTANT.k8OperationalStateStateSecondStep;
+
+  /** operational State failed data @public */
+  public operationalStateThirdStep: string = CONFIGCONSTANT.k8OperationalStateThirdStep;
+
+  /** 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 k8sClusterData: {}[] = [];
+
+  /** Contains all methods related to shared @private */
+  private sharedService: SharedService;
+
+  /** 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.modalService = this.injector.get(NgbModal);
+  }
+  /** Lifecyle Hooks the trigger before component is instantiate @public */
+  public ngOnInit(): void {
+    this.generateColumns();
+    this.generateSettings();
+    this.generateData();
+    this.generateDataSub = this.sharedService.dataEvent.subscribe(() => { this.generateData(); });
+  }
+
+  /** smart table Header Colums @public */
+  public generateColumns(): void {
+    this.columnList = {
+      name: { title: this.translateService.instant('NAME'), width: '20%', sortDirection: 'asc' },
+      identifier: { title: this.translateService.instant('IDENTIFIER'), width: '20%' },
+      version: { title: this.translateService.instant('K8VERSION'), width: '10%' },
+      operationalState: {
+        title: this.translateService.instant('OPERATIONALSTATE'), width: '15%', type: 'html',
+        filter: {
+          type: 'list',
+          config: {
+            selectText: 'Select',
+            list: [
+              { value: this.operationalStateFirstStep, title: this.operationalStateFirstStep },
+              { value: this.operationalStateSecondStep, title: this.operationalStateSecondStep },
+              { value: this.operationalStateThirdStep, title: this.operationalStateThirdStep }
+            ]
+          }
+        },
+        valuePrepareFunction: (cell: K8SCLUSTERDATADISPLAY, row: K8SCLUSTERDATADISPLAY): string => {
+          if (row.operationalState === this.operationalStateFirstStep) {
+            return `<span class="icon-label" title="${row.operationalState}">
+                        <i class="fas fa-clock text-warning"></i>
+                        </span>`;
+          } else if (row.operationalState === this.operationalStateSecondStep) {
+            return `<span class="icon-label" title="${row.operationalState}">
+                        <i class="fas fa-check-circle text-success"></i>
+                        </span>`;
+          } else if (row.operationalState === this.operationalStateThirdStep) {
+            return `<span class="icon-label" title="${row.operationalState}">
+                        <i class="fas fa-times-circle text-danger"></i>
+                        </span>`;
+          } else {
+            return `<span>${row.operationalState}</span>`;
+          }
+        }
+      },
+      created: { title: this.translateService.instant('CREATED'), width: '15%' },
+      modified: { title: this.translateService.instant('MODIFIED'), width: '15%' },
+      Actions: {
+        name: 'Action', width: '5%', filter: false, sort: false, title: this.translateService.instant('ACTIONS'), type: 'custom',
+        valuePrepareFunction: (cell: K8SCLUSTERDATADISPLAY, row: K8SCLUSTERDATADISPLAY): K8SCLUSTERDATADISPLAY => row,
+        renderComponent: K8sActionComponent
+      }
+    };
+  }
+
+  /** smart table Data Settings @public */
+  public generateSettings(): void {
+    this.settings = {
+      columns: this.columnList,
+      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);
+  }
+
+  /** smart table listing manipulation @public */
+  public onUserRowSelect(event: MessageEvent): void {
+    Object.assign(event.data, { page: 'k8-cluster' });
+    this.dataService.changeMessage(event.data);
+  }
+
+  /** Compose new K8s Cluster Accounts @public */
+  public addK8sCluster(): void {
+    const modalRef: NgbModalRef = this.modalService.open(K8sAddClusterComponent, { backdrop: 'static' });
+    modalRef.result.then((result: MODALCLOSERESPONSEDATA) => {
+      if (result) {
+        this.sharedService.callData();
+      }
+    }).catch();
+  }
+
+  /**
+   * Lifecyle hook which get trigger on component destruction
+   */
+  public ngOnDestroy(): void {
+    this.generateDataSub.unsubscribe();
+  }
+
+  /** Generate nsData object from loop and return for the datasource @public */
+  public generateK8sclusterData(k8sClusterdata: K8SCLUSTERDATA): K8SCLUSTERDATADISPLAY {
+    return {
+      name: k8sClusterdata.name,
+      identifier: k8sClusterdata._id,
+      operationalState: k8sClusterdata._admin.operationalState,
+      version: k8sClusterdata.k8s_version,
+      created: this.sharedService.convertEpochTime(Number(k8sClusterdata._admin.created)),
+      modified: this.sharedService.convertEpochTime(Number(k8sClusterdata._admin.modified)),
+      pageType: 'cluster'
+    };
+  }
+
+  /** Fetching the data from server to Load in the smarttable @protected */
+  protected generateData(): void {
+    this.isLoadingResults = true;
+    this.restService.getResource(environment.K8SCLUSTER_URL).subscribe((k8sClusterDatas: K8SCLUSTERDATA[]) => {
+      this.k8sClusterData = [];
+      k8sClusterDatas.forEach((k8sClusterdata: K8SCLUSTERDATA) => {
+        const k8sClusterDataObj: K8SCLUSTERDATADISPLAY = this.generateK8sclusterData(k8sClusterdata);
+        this.k8sClusterData.push(k8sClusterDataObj);
+      });
+      if (this.k8sClusterData.length > 0) {
+        this.checkDataClass = 'dataTables_present';
+      } else {
+        this.checkDataClass = 'dataTables_empty';
+      }
+      this.dataSource.load(this.k8sClusterData).then((data: boolean) => {
+        this.isLoadingResults = false;
+      }).catch(() => {
+        this.isLoadingResults = false;
+      });
+    }, (error: ERRORDATA) => {
+      this.restService.handleError(error, 'get');
+      this.isLoadingResults = false;
+    });
+  }
+
+}