import {
  CanActivate,
  ExecutionContext,
  Injectable,
  UnauthorizedException,
} from '@nestjs/common';
import { ChatService } from 'src/socket/support-management/chat.service';

@Injectable()
export class AttachmentSessionUserGuard implements CanActivate {
  constructor(private readonly chatService: ChatService) {}

  async canActivate(context: ExecutionContext): Promise<boolean> {
    const req = context.switchToHttp().getRequest();
    const sessionId = req.params?.sessionId as string;
    const user = req.user;
    if (!user?._id) {
      throw new UnauthorizedException('user_token_required');
    }
    await this.chatService.assertParticipantCanUploadVoice(
      sessionId,
      String(user._id),
      'User',
    );
    return true;
  }
}