breaking changes: 增加 pace.js 加載動畫條 closed #935

layout/includes/loading/fullpage-loading.pug

@@ -0,0 +1,28 @@
+#loading-box
+  .loading-left-bg
+  .loading-right-bg
+  .spinner-box
+    .configure-border-1
+      .configure-core
+    .configure-border-2
+      .configure-core
+    .loading-word= _p('loading')
+
+script.
+  const preloader = {
+    endLoading: () => {
+      document.body.style.overflow = 'auto';
+      document.getElementById('loading-box').classList.add("loaded")
+    },
+    initLoading: () => {
+      document.body.style.overflow = '';
+      document.getElementById('loading-box').classList.remove("loaded")
+
+    }
+  }
+  window.addEventListener('load',()=> { preloader.endLoading() })
+
+  if (!{theme.pjax && theme.pjax.enable}) {
+    document.addEventListener('pjax:send', () => { preloader.initLoading() })
+    document.addEventListener('pjax:complete', () => { preloader.endLoading() })
+  }