create-chrome-ext/template-preact-js/src/newtab/NewTab.jsx

Scaffolding your chrome extension, multiple boilerplates supported!

import { useState, useEffect } from 'preact/hooks'

import './NewTab.css'

export const NewTab = () => {
  const getTime = () => {
    const date = new Date()
    const hour = String(date.getHours()).padStart(2, '0')
    const minute = String(date.getMinutes()).padStart(2, '0')
    return `${hour}:${minute}`
  }

  const [time, setTime] = useState(getTime())
  const link = 'https://github.com/guocaoyi/create-chrome-ext'

  useEffect(() => {
    let intervalId = setInterval(() => {
      setTime(getTime())
    }, 1000)

    return () => {
      clearInterval(intervalId)
    }
  }, [])

  return (
    <section>
      <span></span>
      <h1>{time}</h1>
      <a href={link} target="_blank">
        generated by create-chrome-ext
      </a>
    </section>
  )
}

export default NewTab