first commit

support-portal-frontend/src/app/service/event.service.ts

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+import { Injectable } from '@angular/core';
+import { HttpClient, HttpHeaders } from '@angular/common/http';
+import { Observable, of } from 'rxjs';
+import { catchError, map } from 'rxjs/operators';
+import { environment } from 'src/environments/environment';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class EventService {
+  private apiUrl = environment.apiUrl+'/api/events'; // Replace with your API endpoint
+
+  constructor(private http: HttpClient) { }
+
+  // Fetch all events
+  getEvents(): Observable<any[]> {
+    return this.http.get<any[]>(this.apiUrl)
+      .pipe(
+        catchError(this.handleError<any[]>('getEvents', []))
+      );
+  }
+
+  // Fetch a single event by id
+  getEvent(id: number): Observable<any> {
+    const url = `${this.apiUrl}/${id}`;
+    return this.http.get<any>(url)
+      .pipe(
+        catchError(this.handleError<any>(`getEvent id=${id}`))
+      );
+  }
+
+  // Create a new event
+  createEvent(event: any): Observable<any> {
+    return this.http.post<any>(this.apiUrl, event, this.httpOptions)
+      .pipe(
+        catchError(this.handleError<any>('createEvent'))
+      );
+  }
+
+  // Update an existing event
+  updateEvent(id: number, event: any): Observable<any> {
+    const url = `${this.apiUrl}/${id}`;
+    return this.http.put<any>(url, event, this.httpOptions)
+      .pipe(
+        catchError(this.handleError<any>('updateEvent'))
+      );
+  }
+
+  // Delete an event by id
+  deleteEvent(id: number): Observable<any> {
+    const url = `${this.apiUrl}/${id}`;
+    return this.http.delete<any>(url)
+      .pipe(
+        catchError(this.handleError<any>('deleteEvent'))
+      );
+  }
+
+  private httpOptions = {
+    headers: new HttpHeaders({ 'Content-Type': 'application/json' })
+  };
+
+  private handleError<T>(operation = 'operation', result?: T) {
+    return (error: any): Observable<T> => {
+      console.error(`${operation} failed: ${error.message}`);
+      return of(result as T);
+    };
+  }
+}