Files
samreshu_backend/src/plugins/auth.ts
Anton 7cfc8fb12e feat: add admin questions routes
Made-with: Cursor
2026-03-04 15:05:44 +03:00

59 lines
1.8 KiB
TypeScript

import type { FastifyInstance, FastifyRequest, FastifyReply } from 'fastify';
import fp from 'fastify-plugin';
import { eq } from 'drizzle-orm';
import { verifyToken, isAccessPayload } from '../utils/jwt.js';
import { unauthorized, forbidden } from '../utils/errors.js';
import { users } from '../db/schema/users.js';
declare module 'fastify' {
interface FastifyInstance {
authenticate: (req: FastifyRequest, reply: FastifyReply) => Promise<void>;
authenticateAdmin: (req: FastifyRequest, reply: FastifyReply) => Promise<void>;
}
interface FastifyRequest {
user?: { id: string; email: string };
}
}
export async function authenticate(req: FastifyRequest, _reply: FastifyReply): Promise<void> {
const authHeader = req.headers.authorization;
if (!authHeader?.startsWith('Bearer ')) {
throw unauthorized('Missing or invalid authorization header');
}
const token = authHeader.slice(7);
try {
const payload = await verifyToken(token);
if (!isAccessPayload(payload)) {
throw unauthorized('Invalid token type');
}
req.user = { id: payload.sub, email: payload.email };
} catch {
throw unauthorized('Invalid or expired token');
}
}
export async function authenticateAdmin(req: FastifyRequest, _reply: FastifyReply): Promise<void> {
if (!req.user) {
throw unauthorized('Authentication required');
}
const [user] = await req.server.db.select({ role: users.role }).from(users).where(eq(users.id, req.user.id));
if (!user || user.role !== 'admin') {
throw forbidden('Admin access required');
}
}
const authPlugin = async (app: FastifyInstance) => {
app.decorateRequest('user', undefined);
app.decorate('authenticate', authenticate);
app.decorate('authenticateAdmin', authenticateAdmin);
};
export default fp(authPlugin, { name: 'auth', dependencies: ['database'] });