import { HttpClient } from '@angular/common/http'; import { Injectable } from '@angular/core'; import { Observable } from 'rxjs'; import { ReviewDto } from '../model/review.model'; @Injectable({ providedIn: 'root' }) export class ReviewService { path:string = "http://localhost:59279/api3"; constructor(private httpClient:HttpClient) { } public getReviewsByProduct(pid:string): Observable { let review_get_api = this.path + "/review/product?pid=" + pid; return this.httpClient.get(review_get_api); } }