import { Injectable } from '@angular/core'; import { HttpClient, HttpClientModule } from '@angular/common/http'; import { Observable } from 'rxjs'; @Injectable({ providedIn: 'root' }) export class SharedService { readonly APIUrl="http://localhost:5000/api"; constructor(private http:HttpClient) { } getToDoList():Observable{ return this.http.get(this.APIUrl+'/ToDo'); } addToDo(val:any){ return this.http.post(this.APIUrl+'/ToDo',val); } updateToDo(val:any,id:any){ return this.http.put(this.APIUrl+'/ToDo/'+id,val); } deleteToDo(val:any){ return this.http.delete(this.APIUrl+'/ToDo/'+val); } }