hexo-theme-butterfly/layout/includes/third-party/newest-comments/github-issues.pug

script.
  window.addEventListener('load', () => {
    const changeContent = (content) => {
      if (content === '') return content

      content = content.replace(/<[^>]+>/g,"") // remove html tag
      content = content.replace(/(http(s?):)([/|.|\w|\s|-])*\.(?:jpg|jpeg|gif|png|webp)/g, '') // remove image link
      content = content.replace(/(\b(https?|ftp|file):\/\/[-A-Z0-9+&@#\/%?=~_|!:,.;]*[-A-Z0-9+&@#\/%=~_|])/gi, '') // remove url

      if (content.length > 150) {
        content = content.substring(0,150) + '...'
      }
      return content
    }

    const getGithubIssues = () => {
      let githubArray = []
      $.getJSON('https://api.github.com/repos/!{theme.newest_comments.github_issues.repo}/issues/comments?sort=updated&direction=desc&per_page=!{theme.newest_comments.limit}&page=1', (data) => { 
        $.each(data, (index, item) => {
          githubArray.push({
            'avatar': item.user.avatar_url,
            'content': changeContent(item.body),
            'nick': item.user.login,
            'url': item.html_url,
            'date': item.updated_at
          })
        })
        saveToLocal.set('github-newest-comments', JSON.stringify(githubArray), 10/(60*24))
        generateHtml(githubArray)
      }).fail(()=>{
        const $dom = document.querySelector('#card-newest-comments .aside-list')
        $dom.innerHTML= "!{_p('aside.card_newest_comments.error')}"
      })
    }

    const generateHtml = array => {
      let result = ''

      for (let i = 0; i < array.length; i++) {
        result += '<div class=\'aside-list-item\'>'

        if (!{theme.newest_comments.avatar}) {
          result += `<a href='${array[i].url}' class="thumbnail"><img src='${array[i].avatar}' alt='${array[i].nick}'></a>`
        }

        result += `<div class='content'>
        <a class='comment' href='${array[i].url}'>${array[i].content}</a>
        <div class='name'><span>${array[i].nick}</span><time> / ${btf.diffDate(array[i].date, true)}</time></div>
        </div></div>`
      }

      let $dom = document.querySelector('#card-newest-comments .aside-list')
      $dom.innerHTML= result
      window.pjax && window.pjax.refresh($dom)
    }

    const newestCommentInit = () => {
      if (document.querySelector('#card-newest-comments .aside-list')) {
        const data = saveToLocal.get('github-newest-comments')
        if (data) {
          generateHtml(JSON.parse(data))
        } else {
          getGithubIssues()
        }
      }
    }

    newestCommentInit()
    document.addEventListener('pjax:complete', newestCommentInit)
  })