87 lines
2.2 KiB
TypeScript
87 lines
2.2 KiB
TypeScript
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import { Injectable } from '@angular/core';
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import {HttpClient} from "@angular/common/http";
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import {environment} from "../../environments/environment";
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import {UserService} from "./user.service";
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@Injectable({
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providedIn: 'root'
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})
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export class FollowService {
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userFollowStatus: Map<number, boolean> = new Map<number, boolean>();
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constructor(
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private userService: UserService,
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private httpClient: HttpClient
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) { }
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removeUserFollow(userId: number): Promise<boolean> {
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if(!this.userService.isUserLoggedIn()) {
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return Promise.resolve(false);
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}
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const body = {
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userIds: [userId]
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}
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return new Promise((resolve, reject) => {
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this.httpClient.delete(`${environment.apiUrl}/follows`, { body: body })
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.subscribe({
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next: () => {
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this.userFollowStatus.set(userId, false);
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resolve(true);
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},
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error: (err) => {
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reject(err);
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}
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});
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});
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}
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addNewUserFollow(userId: number): Promise<boolean> {
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if(!this.userService.isUserLoggedIn()) {
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return Promise.resolve(false);
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}
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const body = {
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userIds: [userId]
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}
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return new Promise((resolve, reject) => {
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this.httpClient.put(`${environment.apiUrl}/follows`, body)
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.subscribe({
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next: () => {
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this.userFollowStatus.set(userId, true);
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resolve(true);
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},
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error: (err) => {
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reject(err);
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}
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});
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});
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}
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checkIfUserIsFollowed(userId: number): Promise<boolean> {
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if(!this.userService.isUserLoggedIn()) {
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return Promise.resolve(false);
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}
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return new Promise<boolean>((resolve, reject) => {
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this.httpClient.get<boolean>(`${environment.apiUrl}/follows/${userId}`)
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.subscribe({
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next: (isFollowing) => {
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this.userFollowStatus.set(userId, isFollowing);
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resolve(isFollowing);
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},
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error: (err) => {
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if (err.status === 404) {
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this.userFollowStatus.set(userId, false);
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resolve(false);
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} else {
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reject(err);
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}
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}
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});
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});
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}
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}
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