feat: 增加twikoo 最新評論 close #433

feat: 增加twikoo評論數顯示
feat: 增加toc簡潔模式
feat: 最新評論頭像增加lazyload
feat: fontawesome和google字體增加異步加載
fix: 修復上個版本導致的圖庫報沒有jQuery的bugs
fix: 修復上個版本導致aside 分類展開/收縮按鈕的bugs
improvement: toc點擊時改用document.getElementById獲取參數，避免有些字符導致無法跳轉 close #426
improvement: icp圖片限制大小  close #434
improvement: 最新評論優化，當沒有評論時顯示 '沒有評論'
improvement: 若瀏覽器支持,scroll將採用原生瀏覽器支持的滾動方法
improvement: 當屏幕沒有滾動條時，rightside會直接顯示

layout/includes/third-party/newest-comments/disqus-comment.pug

@@ -13,7 +13,7 @@ script.
       return content
     }
 
-    const getDisqusComment = () => {
+    const getComment = () => {
       fetch('https://disqus.com/api/3.0/forums/listPosts.json?forum=!{theme.newest_comments.disqus.forum}&related=thread&limit=!{theme.newest_comments.limit}&api_key=!{theme.newest_comments.disqus.api_key}')
         .then(response => response.json())
         .then(data => {
@@ -38,21 +38,26 @@ script.
     const generateHtml = array => {
       let result = ''
 
-      for (let i = 0; i < array.length; i++) {
-        result += '<div class=\'aside-list-item\'>'
+      if (array.length) {
+        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='${array[i].nick}'></a>`
+          if (!{theme.newest_comments.avatar}) {
+            result += `<a href='${array[i].url}' class='thumbnail'><img data-lazy-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> / ${btf.diffDate(array[i].date, true)}</time></div>
+          </div></div>`
         }
-        
-        result += `<div class='content'>
-        <a class='comment' href='${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>`
+      } else {
+        result += '!{_p("aside.card_newest_comments.zero")}'
       }
 
       let $dom = document.querySelector('#card-newest-comments .aside-list')
       $dom.innerHTML= result
+      window.lazyLoadInstance && window.lazyLoadInstance.update()
       window.pjax && window.pjax.refresh($dom)
     }
 
@@ -62,7 +67,7 @@ script.
         if (data) {
           generateHtml(JSON.parse(data))
         } else {
-          getDisqusComment()
+          getComment()
         }
       }
     }