Initial Commit - NG UI

[osm/NG-UI.git] / src / services / ProjectService.ts

diff --git a/src/services/ProjectService.ts b/src/services/ProjectService.ts
new file mode 100644 (file)
index 0000000..c22f33a
--- /dev/null
+++ b/src/services/ProjectService.ts
@@ -0,0 +1,114 @@
+/*
+ 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 Project Service
+ */
+import { Injectable, Injector } from '@angular/core';
+import { NgbModal } from '@ng-bootstrap/ng-bootstrap';
+import { AuthenticationService } from 'AuthenticationService';
+import { environment } from 'environment';
+import { ProjectData } from 'ProjectModel';
+import { BehaviorSubject, Observable, Subscription } from 'rxjs';
+import { SwitchProjectComponent } from 'SwitchProjectComponent';
+import { ProjectRoleMappings, UserDetail } from 'UserModel';
+import { ProjectModel } from 'VNFDModel';
+import { RestService } from './RestService';
+
+/**
+ * An Injectable is a class adorned with the @Injectable decorator function.
+ * @Injectable takes a metadata object that tells Angular how to compile and run module code
+ */
+@Injectable({
+    providedIn: 'root'
+})
+/** Exporting a class @exports ProjectService */
+export class ProjectService {
+    /** Get method for project list */
+    get projectList(): Observable<{}[]> {
+        return this.projectList$.asObservable();
+    }
+    /** To inject services @public */
+    public injector: Injector;
+
+    /** Holds all the projects details */
+    public allProjectList: string[];
+
+    /** Observable holds logined value  @public */
+    public username$: Observable<string>;
+
+    /** Hold Rest Service Objects */
+    private restService: RestService;
+
+    /** Instance of the modal service @private */
+    private modalService: NgbModal;
+
+    /** Utilizes auth service for any auth operations @private */
+    private authService: AuthenticationService;
+
+    /** Holds the username in condition of type BehaviorSubject<string> @private */
+    private projectList$: BehaviorSubject<{}[]> = new BehaviorSubject<{}[]>([]);
+
+    constructor(injector: Injector) {
+        this.injector = injector;
+        this.restService = this.injector.get(RestService);
+        this.modalService = this.injector.get(NgbModal);
+        this.authService = this.injector.get(AuthenticationService);
+    }
+
+    /** List all the projects @public */
+    public getAllProjects(): Observable<{}> {
+        return this.restService.getResource(environment.PROJECTS_URL);
+    }
+
+    /** Get current project details from local storage @public */
+    public getCurrentProjectDetails(): Observable<{}> {
+        const project: string = localStorage.getItem('project_id');
+        return this.restService.getResource(environment.PROJECTS_URL + '/' + project);
+    }
+
+    /** Returns all the projects for a particular users @public */
+    public getUserProjects(): Observable<{}> {
+        const username: string = localStorage.getItem('username');
+        return this.restService.getResource(environment.USERS_URL + '/' + username);
+    }
+
+    /** Set header projects @public */
+    public setHeaderProjects(): void {
+        this.getUserProjects().subscribe((projects: UserDetail) => {
+            const projectList: {}[] = projects.project_role_mappings;
+            projectList.filter((list: ProjectModel) => {
+                if (list.project === localStorage.getItem('project_id')) {
+                    localStorage.setItem('project', list.project_name);
+                    this.authService.projectName$.next(list.project_name);
+                }
+            });
+            const projectDistinctList: {}[] = projectList.filter(
+                (thing: ProjectRoleMappings, i: number, arr: []) => arr
+                    .findIndex((t: ProjectRoleMappings) => t.project_name === thing.project_name) === i
+            );
+            this.projectList$.next(projectDistinctList);
+        });
+    }
+
+    /** Toggle projects on selection @public */
+    public switchProjectModal(list: ProjectData): void {
+        const username: string = localStorage.getItem('username');
+        this.modalService.open(SwitchProjectComponent, { backdrop: 'static' })
+            .componentInstance.params = { projectID: list.project, username };
+    }
+}