import { Injectable } from '@nestjs/common';
import { ConfigService } from '@nestjs/config';
import { PassportStrategy } from '@nestjs/passport';
import { ExtractJwt, Strategy } from 'passport-jwt';
import { UserDocument } from '../../schema/user.schema';
import { UserService } from '../user/user.service';

@Injectable()
export class JwtStrategy extends PassportStrategy(Strategy) {
  constructor(
    configService: ConfigService,
    private readonly userService: UserService,
  ) {
    super({
      jwtFromRequest: ExtractJwt.fromAuthHeaderAsBearerToken(),
      ignoreExpiration: false,
      secretOrKey: configService.get<string>('AUTH_SECRET'),
    });
  }

  async validate(payload: any): Promise<UserDocument> {
    try {
      return await this.userService.findById(payload.sub)
    } catch (e) {
      // log error
    }

    return null
  }
}