docs: improve code comments (#1911)

src/components/BackToTop/index.vue

@@ -1,12 +1,7 @@
 <template>
   <transition :name="transitionName">
     <div v-show="visible" :style="customStyle" class="back-to-ceiling" @click="backToTop">
-      <svg width="16" height="16" viewBox="0 0 17 17" xmlns="http://www.w3.org/2000/svg" class="Icon Icon--backToTopArrow" aria-hidden="true" style="height: 16px; width: 16px;">
-        <title>回到顶部</title>
-        <g>
-          <path d="M12.036 15.59c0 .55-.453.995-.997.995H5.032c-.55 0-.997-.445-.997-.996V8.584H1.03c-1.1 0-1.36-.633-.578-1.416L7.33.29c.39-.39 1.026-.385 1.412 0l6.878 6.88c.782.78.523 1.415-.58 1.415h-3.004v7.004z" fill-rule="evenodd" />
-        </g>
-      </svg>
+      <svg width="16" height="16" viewBox="0 0 17 17" xmlns="http://www.w3.org/2000/svg" class="Icon Icon--backToTopArrow" aria-hidden="true" style="height:16px;width:16px"><path d="M12.036 15.59a1 1 0 0 1-.997.995H5.032a.996.996 0 0 1-.997-.996V8.584H1.03c-1.1 0-1.36-.633-.578-1.416L7.33.29a1.003 1.003 0 0 1 1.412 0l6.878 6.88c.782.78.523 1.415-.58 1.415h-3.004v7.004z" /></svg>
     </div>
   </transition>
 </template>

src/components/JsonEditor/index.vue

@@ -25,8 +25,8 @@ export default {
   },
   watch: {
     value(value) {
-      const editor_value = this.jsonEditor.getValue()
-      if (value !== editor_value) {
+      const editorValue = this.jsonEditor.getValue()
+      if (value !== editorValue) {
         this.jsonEditor.setValue(JSON.stringify(this.value, null, 2))
       }
     }

src/components/Kanban/index.vue

@@ -15,6 +15,7 @@
     </draggable>
   </div>
 </template>
+
 <script>
 import draggable from 'vuedraggable'
 

src/components/ThemePicker/index.vue

@@ -8,7 +8,6 @@
 </template>
 
 <script>
-
 const version = require('element-ui/package.json').version // element-ui version from node_modules
 const ORIGINAL_THEME = '#409EFF' // default color
 

src/components/Tinymce/components/EditorImage.vue

@@ -1,7 +1,7 @@
 <template>
   <div class="upload-container">
     <el-button :style="{background:color,borderColor:color}" icon="el-icon-upload" size="mini" type="primary" @click=" dialogVisible=true">
-      上传图片
+      upload
     </el-button>
     <el-dialog :visible.sync="dialogVisible">
       <el-upload
@@ -16,14 +16,14 @@
         list-type="picture-card"
       >
         <el-button size="small" type="primary">
-          点击上传
+          Click upload
         </el-button>
       </el-upload>
       <el-button @click="dialogVisible = false">
-        取 消
+        Cancel
       </el-button>
       <el-button type="primary" @click="handleSubmit">
-        确 定
+        Confirm
       </el-button>
     </el-dialog>
   </div>
@@ -54,7 +54,7 @@ export default {
     handleSubmit() {
       const arr = Object.keys(this.listObj).map(v => this.listObj[v])
       if (!this.checkAllSuccess()) {
-        this.$message('请等待所有图片上传成功 或 出现了网络问题，请刷新页面重新上传！')
+        this.$message('Please wait for all images to be uploaded successfully. If there is a network problem, please refresh the page and upload again!')
         return
       }
       this.$emit('successCBK', arr)

src/components/Upload/SingleImage.vue

@@ -26,7 +26,6 @@
 </template>
 
 <script>
-// 预览效果见付费文章
 import { getToken } from '@/api/qiniu'
 
 export default {