new folder service

src/app/folder.service.spec.ts

@@ -0,0 +1,16 @@
+import { TestBed } from '@angular/core/testing';
+
+import { FolderService } from './folder.service';
+
+describe('FolderService', () => {
+  let service: FolderService;
+
+  beforeEach(() => {
+    TestBed.configureTestingModule({});
+    service = TestBed.inject(FolderService);
+  });
+
+  it('should be created', () => {
+    expect(service).toBeTruthy();
+  });
+});

src/app/folder.service.ts

@@ -0,0 +1,45 @@
+import { Injectable } from '@angular/core';
+import { SystemConfigService } from './system-config.service';
+import { Observable } from 'rxjs';
+import { map } from 'rxjs/operators';
+import { Folder } from './folder';
+import { DbStatusService } from './db-status.service';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class FolderService {
+
+  constructor(
+    private systemConfigService: SystemConfigService,
+    private dbStatusService: DbStatusService
+  ) { }
+
+  /**
+   * getAll() finds all folders and uses db status service to 
+   * set all their statuses
+   */
+  getAll(): Observable<Folder> {
+    const dbs = this.dbStatusService;
+    const folderObservable: Observable<Folder> = new Observable((observer) => {
+      this.systemConfigService.getFolders().subscribe({
+        next(folders) {
+          let folder: Folder;
+          for (folder of folders) {
+            // Get the status of each folder
+            dbs.getFolderStatus(folder.id).subscribe(
+              status => {
+                console.log(status)
+                folder["status"] = status;
+
+                observer.next(folder);
+              }
+            );
+          }
+        },
+        error(err) { console.log("getAll error!", err) }
+      });
+    });
+    return folderObservable
+  }
+}