fairnesscoop / permacoop

import { Request } from 'express';

import { Injectable, CanActivate, ExecutionContext } from '@nestjs/common';

import { ConfigService } from '@nestjs/config';

@Injectable()

export class CalendarSecretGuard implements CanActivate {

  constructor(private configService: ConfigService) {}

  public canActivate(context: ExecutionContext): boolean {

    const configuredCalendarSecret = this.configService.get<string>(

      'CALENDAR_SECRET'

    );

    if (!configuredCalendarSecret) {

      return false;

    }

    const request: Request = context.switchToHttp().getRequest();

    const { calendar_secret } = request.query;

    return configuredCalendarSecret === calendar_secret;

  }

}