web-service/apps/freeblox-web-service/src/middleware/user.middleware.ts

35 lines
931 B
TypeScript

import {
HttpException,
HttpStatus,
Inject,
Injectable,
NestMiddleware,
} from '@nestjs/common';
import { ClientProxy } from '@nestjs/microservices';
import { Request, Response, NextFunction } from 'express';
import { lastValueFrom } from 'rxjs';
@Injectable()
export class UserMiddleware implements NestMiddleware {
constructor(@Inject('auth') private authClient: ClientProxy) {}
async use(req: Request, res: Response, next: NextFunction) {
if (!req.headers.authorization) return next();
// Verify token by auth microservice
const [, token] = req.headers.authorization.split(' ');
const user = await lastValueFrom(
this.authClient.send('auth.verify', { token }),
).catch((err) => {
throw new HttpException(
err.response,
Number(err.status) || HttpStatus.FORBIDDEN,
);
});
// Add token contents to locals
res.locals.user = user;
next();
}
}