import { Injectable, NestMiddleware } from '@nestjs/common';
import { NextFunction, Request, Response } from 'express';
import { UserService } from 'src/modules/objects/user/user.service';

@Injectable()
export class UserMiddleware implements NestMiddleware {
  constructor(private readonly userService: UserService) {}

  async use(req: Request, res: Response, next: NextFunction) {
    if (req.session.user) {
      // TODO: Cache user requests
      // Might not be a big deal though, there is no expected volume in visitors
      // TODO: check for bans
      const userObj = await this.userService.getByUUID(req.session.user, [
        'picture',
      ]);
      if (userObj && userObj.activated) {
        req.user = userObj;
      } else {
        delete req.session.user;
      }
    }
    next();
  }
}