Files
fiberops-api-admin/src/common/guards/admin-auth.guard.ts
2026-04-13 09:43:35 +08:00

61 lines
1.6 KiB
TypeScript

import {
Injectable,
CanActivate,
ExecutionContext,
UnauthorizedException,
} from '@nestjs/common';
import { Reflector } from '@nestjs/core';
import { JwtService } from '@nestjs/jwt';
import { ConfigService } from '@nestjs/config';
import { Request } from 'express';
export const IS_PUBLIC_KEY = 'isPublic';
@Injectable()
export class AdminAuthGuard implements CanActivate {
private jwtSecret: string;
constructor(
private reflector: Reflector,
private jwtService: JwtService,
private config: ConfigService,
) {
this.jwtSecret = this.config.get<string>('ADMIN_JWT_SECRET', 'admin-jwt-secret')!;
}
async canActivate(context: ExecutionContext): Promise<boolean> {
const request = context.switchToHttp().getRequest<Request>();
const url = request.url || '';
// Skip auth for public support endpoints
if (url.includes('/public/support')) {
return true;
}
const isPublic = this.reflector.getAllAndOverride<boolean>(IS_PUBLIC_KEY, [
context.getHandler(),
context.getClass(),
]);
if (isPublic) return true;
const token = this.extractToken(request);
if (!token) throw new UnauthorizedException();
try {
const payload = await this.jwtService.verifyAsync(token, {
secret: this.jwtSecret,
});
(request as any)['admin'] = payload;
} catch {
throw new UnauthorizedException();
}
return true;
}
private extractToken(request: Request): string | undefined {
const [type, token] = request.headers.authorization?.split(' ') ?? [];
return type === 'Bearer' ? token : undefined;
}
}