All files / app/services newsletter.service.ts

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import { Injectable, inject } from '@angular/core';
import { HttpClient } from '@angular/common/http';
import { Observable } from 'rxjs';
import { environment } from '../config/environment';
import { AuthService } from './auth.service';
 
export interface NewsletterResponse {
  message: string;
}
 
export interface SubscriberCountResponse {
  count: number;
}
 
export interface SendNewsletterRequest {
  subject: string;
  content: string;
}
 
export interface SendNewsletterResponse {
  message: string;
  sentCount: number;
  totalSubscribers: number;
}
 
export interface NewsletterEmail {
  id: number;
  subject: string;
  content: string;
  recipientCount: number;
  sentAt: string;
  sentBy: string;
}
 
export interface PageNewsletterEmail {
  content: NewsletterEmail[];
  totalElements: number;
  totalPages: number;
  size: number;
  number: number;
  first: boolean;
  last: boolean;
}
 
export interface PreviewResponse {
  html: string;
}
 
@Injectable({
  providedIn: 'root'
})
export class NewsletterService {
  private http = inject(HttpClient);
  private authService = inject(AuthService);
  private readonly API_URL = `${environment.apiUrl}/newsletter`;
 
  /**
   * S'abonner à la newsletter
   */
  subscribe(email: string): Observable<NewsletterResponse> {
    return this.http.post<NewsletterResponse>(`${this.API_URL}/subscribe`, {
      email: email.trim().toLowerCase()
    });
  }
 
  /**
   * Compter les abonnés - Admin et Employee uniquement
   */
  getSubscriberCount(): Observable<SubscriberCountResponse> {
    return this.http.get<SubscriberCountResponse>(
      `${this.API_URL}/subscribers/count`,
      { headers: this.authService.getAuthHeaders() }
    );
  }
 
  /**
   * Envoyer un email à tous les abonnés - Admin et Employee uniquement
   */
  sendNewsletter(request: SendNewsletterRequest): Observable<SendNewsletterResponse> {
    return this.http.post<SendNewsletterResponse>(
      `${this.API_URL}/send`,
      request,
      { headers: this.authService.getAuthHeaders() }
    );
  }
 
  /**
   * Récupérer l'historique des emails envoyés - Admin et Employee uniquement
   */
  getEmailHistory(page: number = 0, size: number = 20): Observable<PageNewsletterEmail> {
    return this.http.get<PageNewsletterEmail>(
      `${this.API_URL}/emails?page=${page}&size=${size}`,
      { headers: this.authService.getAuthHeaders() }
    );
  }
 
  /**
   * Prévisualiser l'email - Admin et Employee uniquement
   */
  previewEmail(request: SendNewsletterRequest): Observable<PreviewResponse> {
    return this.http.post<PreviewResponse>(
      `${this.API_URL}/preview`,
      request,
      { headers: this.authService.getAuthHeaders() }
    );
  }
}