X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=dashboard%2Fwebapp-frontend%2Fsrc%2Fapp%2Fapp-control%2Fapp-control.datasource.ts;fp=dashboard%2Fwebapp-frontend%2Fsrc%2Fapp%2Fapp-control%2Fapp-control.datasource.ts;h=76c421686b3888504ecc367d85f9785997800afe;hb=64a5e9470799236f0af4ce2df98f77c94eb1bed3;hp=0000000000000000000000000000000000000000;hpb=a0180adc6a1e1ec09472549596428b70d48db3fc;p=portal%2Fric-dashboard.git

diff --git a/dashboard/webapp-frontend/src/app/app-control/app-control.datasource.ts b/dashboard/webapp-frontend/src/app/app-control/app-control.datasource.ts
new file mode 100644
index 00000000..76c42168
--- /dev/null
+++ b/dashboard/webapp-frontend/src/app/app-control/app-control.datasource.ts
@@ -0,0 +1,135 @@
+/*-
+ * ========================LICENSE_START=================================
+ * O-RAN-SC
+ * %%
+ * Copyright (C) 2019 AT&T Intellectual Property
+ * %%
+ * 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 { CollectionViewer, DataSource } from '@angular/cdk/collections';
+import { HttpErrorResponse } from '@angular/common/http';
+import { MatSort } from '@angular/material/sort';
+import { Observable } from 'rxjs/Observable';
+import { BehaviorSubject } from 'rxjs/BehaviorSubject';
+import { merge } from 'rxjs';
+import { of } from 'rxjs/observable/of';
+import { catchError, finalize, map } from 'rxjs/operators';
+import { XappControlRow, XMDeployedApp, XMXappInstance } from '../interfaces/app-mgr.types';
+import { AppMgrService } from '../services/app-mgr/app-mgr.service';
+import { NotificationService } from '../services/ui/notification.service';
+
+export class AppControlDataSource extends DataSource<XappControlRow> {
+
+  private appControlSubject = new BehaviorSubject<XappControlRow[]>([]);
+
+  private loadingSubject = new BehaviorSubject<boolean>(false);
+
+  public loading$ = this.loadingSubject.asObservable();
+
+  public rowCount = 1; // hide footer during intial load
+
+  private emptyInstances: XMXappInstance =
+    {
+      ip: null,
+      name: null,
+      port: null,
+      status: null,
+      rxMessages: [],
+      txMessages: [],
+    };
+
+  constructor(private appMgrSvc: AppMgrService,
+    private sort: MatSort,
+    private notificationService: NotificationService) {
+    super();
+  }
+
+  loadTable(instanceKey: string) {
+    this.loadingSubject.next(true);
+    this.appMgrSvc.getDeployed(instanceKey)
+      .pipe(
+        catchError((her: HttpErrorResponse) => {
+          console.log('AppControlDataSource failed: ' + her.message);
+          this.notificationService.error('Failed to get applications: ' + her.message);
+          return of([]);
+        }),
+        finalize(() => this.loadingSubject.next(false))
+      )
+      .subscribe((xApps: XMDeployedApp[]) => {
+        this.rowCount = xApps.length;
+        const flattenedApps = this.flatten(xApps);
+        this.appControlSubject.next(flattenedApps);
+      });
+  }
+
+  connect(collectionViewer: CollectionViewer): Observable<XappControlRow[]> {
+    const dataMutations = [
+      this.appControlSubject.asObservable(),
+      this.sort.sortChange
+    ];
+    return merge(...dataMutations).pipe(map(() => {
+      return this.getSortedData([...this.appControlSubject.getValue()]);
+    }));
+  }
+
+  disconnect(collectionViewer: CollectionViewer): void {
+    this.appControlSubject.complete();
+    this.loadingSubject.complete();
+  }
+
+  private flatten(allxappdata: XMDeployedApp[]): XappControlRow[] {
+    const xAppInstances: XappControlRow[] = [];
+    for (const xapp of allxappdata) {
+      if (!xapp.instances) {
+        const row: XappControlRow = {
+          xapp: xapp.name,
+          instance: this.emptyInstances
+        };
+        xAppInstances.push(row);
+      } else {
+        for (const ins of xapp.instances) {
+          const row: XappControlRow = {
+            xapp: xapp.name,
+            instance: ins
+          };
+          xAppInstances.push(row);
+        }
+      }
+    }
+    return xAppInstances;
+  }
+
+  private getSortedData(data: XappControlRow[]) {
+    if (!this.sort.active || this.sort.direction === '') {
+      return data;
+    }
+
+    return data.sort((a, b) => {
+      const isAsc = this.sort.direction === 'asc';
+      switch (this.sort.active) {
+        case 'xapp': return compare(a.xapp, b.xapp, isAsc);
+        case 'name': return compare(a.instance.name, b.instance.name, isAsc);
+        case 'status': return compare(a.instance.status, b.instance.status, isAsc);
+        case 'ip': return compare(a.instance.ip, b.instance.ip, isAsc);
+        case 'port': return compare(a.instance.port, b.instance.port, isAsc);
+        default: return 0;
+      }
+    });
+  }
+}
+
+function compare(a: any, b: any, isAsc: boolean) {
+  return (a < b ? -1 : 1) * (isAsc ? 1 : -1);
+}