Files
postshop-frontend/lib/tokenStorage.ts
2025-12-18 23:19:45 +05:00

57 lines
1.4 KiB
TypeScript

// lib/services/tokenStorage.ts
/**
* Centralized token storage using localStorage only
* Single source of truth for all token operations
*/
const AUTH_TOKEN_KEY = "authToken";
const GUEST_TOKEN_KEY = "guestToken";
class TokenStorage {
private static isClient = typeof window !== "undefined";
static getAuthToken(): string | null {
if (!this.isClient) return null;
return localStorage.getItem(AUTH_TOKEN_KEY);
}
static getGuestToken(): string | null {
if (!this.isClient) return null;
return localStorage.getItem(GUEST_TOKEN_KEY);
}
static getActiveToken(): string | null {
return this.getAuthToken() || this.getGuestToken();
}
static setAuthToken(token: string): void {
if (!this.isClient) return;
localStorage.setItem(AUTH_TOKEN_KEY, token);
localStorage.removeItem(GUEST_TOKEN_KEY); // Auth token replaces guest token
}
static setGuestToken(token: string): void {
if (!this.isClient) return;
// Only set guest token if no auth token exists
if (!this.getAuthToken()) {
localStorage.setItem(GUEST_TOKEN_KEY, token);
}
}
static clearTokens(): void {
if (!this.isClient) return;
localStorage.removeItem(AUTH_TOKEN_KEY);
localStorage.removeItem(GUEST_TOKEN_KEY);
}
static hasAuthToken(): boolean {
return !!this.getAuthToken();
}
static hasAnyToken(): boolean {
return !!this.getActiveToken();
}
}
export default TokenStorage;