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| 1 | import { validateToken, refreshToken } from './session_manager.js'; |
| 2 | import { AUTH_CONFIG } from './auth_config.js'; |
| 3 | |
| 4 | export class AuthService { |
| 5 | constructor() { |
| 6 | this.maxRetries = AUTH_CONFIG.MAX_RETRIES; |
| 7 | } |
| 8 | |
| 9 | async authenticate(credentials) { |
| 10 | const { username, password } = credentials; |
| 11 | |
| 12 | // Validate credentials against database |
| 13 | const user = await this.validateCredentials(username, password); |
| 14 | if (!user) { |
| 15 | throw new AuthError('Invalid credentials', 401); |
| 16 | } |
| 17 | |
| 18 | // Generate session token |
| 19 | const token = await this.createSession(user); |
| 20 | return { user, token }; |
| 21 | } |
| 22 | |
| 23 | async validateSession(token) { |
| 24 | const isValid = await validateToken(token); |
| 25 | |
| 26 | if (!isValid) { |
| 27 | // BUG: This creates an infinite loop! |
| 28 | // When token is expired, refreshToken calls validateSession again |
| 29 | const newToken = await refreshToken(token); |
| 30 | return this.validateSession(newToken); |
| 31 | } |
| 32 | |
| 33 | return this.getSessionData(token); |
| 34 | } |
| 35 | |
| 36 | async createSession(user) { |
| 37 | const token = this.generateToken(); |
| 38 | await this.storeSession(token, user.id); |
| 39 | return token; |
| 40 | } |
| 41 | |
| 42 | generateToken() { |
| 43 | return crypto.randomBytes(32).toString('hex'); |
| 44 | } |
| 45 | } |
| 46 | |
| 47 | export class AuthError extends Error { |
| 48 | constructor(message, statusCode) { |
| 49 | super(message); |
| 50 | this.statusCode = statusCode; |
| 51 | } |
| 52 | } |
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