jobsuche-api-js/lib/esm/auth/authManager.js

A JavaScript wrapper for the Arbeitsagentur jobs API, allowing developers to easily integrate job search functionality into their applications.

import axios from 'axios';
import querystring from 'querystring';
import { authSuffix, host } from '../constants/urls';
class AuthManager {
    constructor() {
        this.accessToken = null;
        this.tokenExpiresAt = null;
        this.clientId = null;
        this.clientSecret = null;
    }
    static getInstance() {
        if (!AuthManager.instance) {
            AuthManager.instance = new AuthManager();
        }
        return AuthManager.instance;
    }
    async initialize(clientId, clientSecret) {
        this.clientId = clientId;
        this.clientSecret = clientSecret;
        await this.refreshToken(); // Initialize or refresh token
    }
    async fetchToken() {
        if (!this.clientId || !this.clientSecret) {
            throw new Error('Client ID or Client Secret not set.');
        }
        const data = querystring.stringify({
            client_id: this.clientId,
            client_secret: this.clientSecret,
            grant_type: 'client_credentials',
        });
        try {
            const response = await axios.post(`https://${host}${authSuffix}`, data);
            this.accessToken = response.data.access_token;
            this.tokenExpiresAt = Date.now() + response.data.expires_in * 1000; // Convert seconds to milliseconds
        }
        catch (error) {
            if (axios.isAxiosError(error)) {
                console.error('Axios error:', error.message);
                console.error('Error details:', error.toJSON());
            }
            else {
                console.error('Unexpected error:', error);
            }
            throw error;
        }
    }
    async getAccessToken() {
        if (!this.accessToken ||
            !this.tokenExpiresAt ||
            this.tokenExpiresAt < Date.now()) {
            await this.refreshToken();
        }
        return this.accessToken;
    }
    async refreshToken() {
        await this.fetchToken();
    }
}
export default AuthManager.getInstance();