packages/components/containers/offers/operations/blackFridayVPN2024Monthly/eligibility.ts

   1 import { fromUnixTime, isBefore } from 'date-fns';
   2
   3 import { type Currency, PLANS } from '@proton/payments';
   4 import { getAppFromPathnameSafe } from '@proton/shared/lib/apps/slugHelper';
   5 import { APPS } from '@proton/shared/lib/constants';
   6 import { getPlan, hasMonthly, isManagedExternally } from '@proton/shared/lib/helpers/subscription';
   7 import type { ProtonConfig, Subscription, UserModel } from '@proton/shared/lib/interfaces';
   8
   9 import { usedBfOffer } from '../../bfOffer';
  10 import hasOneBF2024Coupon from '../../helpers/hasBF2024Coupons';
  11 import hasEligibileCurrencyForBF from '../../helpers/hasEligibileCurrencyForBF';
  12 import { FREE_DOWNGRADER_LIMIT } from '../../helpers/offerPeriods';
  13
  14 interface Props {
  15     subscription?: Subscription;
  16     user: UserModel;
  17     protonConfig: ProtonConfig;
  18     lastSubscriptionEnd?: number;
  19     preferredCurrency: Currency;
  20 }
  21
  22 const isEligible = ({ subscription, protonConfig, user, lastSubscriptionEnd = 0, preferredCurrency }: Props) => {
  23     const parentApp = getAppFromPathnameSafe(window.location.pathname);
  24     const plan = getPlan(subscription);
  25     const isMonthly = hasMonthly(subscription);
  26     const hasVPNPlus = plan?.Name === PLANS.VPN || plan?.Name === PLANS.VPN2024;
  27
  28     const hasValidApp =
  29         (protonConfig?.APP_NAME === APPS.PROTONACCOUNT && parentApp === APPS.PROTONVPN_SETTINGS) ||
  30         protonConfig.APP_NAME === APPS.PROTONVPN_SETTINGS;
  31     const { canPay, isDelinquent } = user;
  32     const isNotExternal = !isManagedExternally(subscription);
  33     const isNotDelinquent = !isDelinquent;
  34     const hasBF2024Coupon = hasOneBF2024Coupon(subscription) || usedBfOffer;
  35     const hasVPNPlus1month = isMonthly && hasVPNPlus;
  36
  37     const isPreferredCurrencyEligible = hasEligibileCurrencyForBF(preferredCurrency);
  38
  39     // only VPN 1 MONTH PLUS
  40     return (
  41         hasValidApp &&
  42         hasVPNPlus1month &&
  43         !hasBF2024Coupon &&
  44         canPay &&
  45         isNotExternal &&
  46         isNotDelinquent &&
  47         isPreferredCurrencyEligible &&
  48         isBefore(fromUnixTime(lastSubscriptionEnd), FREE_DOWNGRADER_LIMIT)
  49     );
  50 };
  51
  52 export default isEligible;