streak-couter
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@marekdano/streak-counter - a basic streak counter
This is a basic streak counter - inspired by Duolingo - written in TypeScript and meant for the browser (uses localStorage).
Install
yarn add @marekdano/streak-counter
npm install @marekdano/streak-counter
Usage
import {streakCounter} from '@marekdano/streak-counter'
const today = new Date()
const streak = streakCounter(localStorage, today)
// streak returns an object:
// {
// currentCount: 1,
// lastLoginDate: "11/11/2021",
// startDate: "11/11/2021",
// }