packages/components/containers/desktop/freeTrial/shouldDisplayReminder.ts

   1 import { differenceInDays, startOfDay } from 'date-fns';
   2
   3 import {
   4     FIRST_REMINDER_DAYS,
   5     SECOND_REMINDER_DAYS,
   6     THIRD_REMINDER_DAYS,
   7 } from '@proton/components/containers/desktop/freeTrial/constants';
   8 import type { InboxDesktopFreeTrialReminders } from '@proton/shared/lib/desktop/desktopTypes';
   9
  10 export const shouldDisplay = (
  11     today: Date,
  12     differenceToTest: number,
  13     expirationDay: Date,
  14     alreadyDisplayed?: boolean
  15 ) => {
  16     const endDate = new Date(expirationDay);
  17     const daysDifference = differenceInDays(endDate, today);
  18     return daysDifference === differenceToTest && !alreadyDisplayed;
  19 };
  20
  21 export const shouldDisplayReminder = (trialEndDate: Date, remindFlag: InboxDesktopFreeTrialReminders) => {
  22     const startOfToday = startOfDay(new Date());
  23
  24     const firstReminder = shouldDisplay(startOfToday, FIRST_REMINDER_DAYS, trialEndDate, remindFlag?.first);
  25     const secondReminder = shouldDisplay(startOfToday, SECOND_REMINDER_DAYS, trialEndDate, remindFlag?.second);
  26     const thirdReminder = shouldDisplay(startOfToday, THIRD_REMINDER_DAYS, trialEndDate, remindFlag?.third);
  27
  28     return firstReminder || secondReminder || thirdReminder;
  29 };