From b695aaece043088cd2f88b9e8fcd6a2b60b4a132 Mon Sep 17 00:00:00 2001
From: Benjy Cui <benjytrys@gmail.com>
Date: Mon, 7 Mar 2016 17:33:38 +0800
Subject: [PATCH] chore: auto scroll to target

---
 package.json                          |  1 +
 site/component/Article/index.jsx      | 15 +++++++++---
 site/component/ComponentDoc/index.jsx | 21 +++++++++++-----
 site/component/Demo/index.jsx         |  8 +++---
 site/component/IconSet/index.jsx      |  4 +--
 site/component/MainContent/index.jsx  | 35 +++++++++++++++++++++------
 site/component/utils.js               |  8 +++---
 site/entry/utils.js                   |  4 +--
 8 files changed, 68 insertions(+), 28 deletions(-)

diff --git a/package.json b/package.json
index 35b5c3fa8e..0c5f345f1d 100644
--- a/package.json
+++ b/package.json
@@ -86,6 +86,7 @@
     "chalk": "^1.1.0",
     "css-loader": "^0.23.0",
     "cz-conventional-changelog": "^1.1.5",
+    "dom-scroll-into-view": "^1.1.0",
     "dora": "^0.2.3",
     "dora-plugin-atool-build": "^0.4.1",
     "es3ify-loader": "^0.1.0",
diff --git a/site/component/Article/index.jsx b/site/component/Article/index.jsx
index b99445cbb7..4417bf6a39 100644
--- a/site/component/Article/index.jsx
+++ b/site/component/Article/index.jsx
@@ -1,4 +1,5 @@
 import React from 'react';
+import { Link } from 'react-router';
 import classNames from 'classnames';
 import ImagePreview from './ImagePreview';
 import * as utils from '../utils';
@@ -9,7 +10,7 @@ export default class Article extends React.Component {
 
     this.imgToPreview = this.imgToPreview.bind(this);
   }
-  
+
   isPreviewImg(string) {
     return /^<img\s/i.test(string) && /preview-img/gi.test(string);
   }
@@ -30,11 +31,17 @@ export default class Article extends React.Component {
   }
 
   render() {
-    const content = this.props.content;
+    const { content, location } = this.props;
     const jumper = content.description.filter((node) => {
       return node.type === 'h2';
     }).map((node) => {
-      return <li key={node.children}><a href={`#${node.children}`}>{ node.children }</a></li>;
+      return (
+        <li key={node.children}>
+          <Link to={{ pathname: location.pathname, query: { scrollTo: node.children } }}>
+            { node.children }
+          </Link>
+        </li>
+      );
     });
 
     content.description = content.description.map(this.imgToPreview);
@@ -47,7 +54,7 @@ export default class Article extends React.Component {
             <section className="toc"><ul>{ jumper }</ul></section> :
             null
         }
-        { content.description.map(utils.objectToComponent) }
+        { content.description.map(utils.objectToComponent.bind(null, location.pathname)) }
       </article>
     );
   }
diff --git a/site/component/ComponentDoc/index.jsx b/site/component/ComponentDoc/index.jsx
index 39c8c2fef8..1355b73533 100644
--- a/site/component/ComponentDoc/index.jsx
+++ b/site/component/ComponentDoc/index.jsx
@@ -1,4 +1,5 @@
 import React from 'react';
+import { Link } from 'react-router';
 import classNames from 'classnames';
 import { Row, Col, Icon } from '../../../';
 import Demo from '../Demo';
@@ -21,7 +22,7 @@ export default class ComponentDoc extends React.Component {
   }
 
   render() {
-    const { doc } = this.props;
+    const { doc, location } = this.props;
     const { description, meta } = doc;
     const demos = demosList[meta.fileName] || [];
     const expand = this.state.expandAll;
@@ -34,9 +35,15 @@ export default class ComponentDoc extends React.Component {
       return a.order - b.order;
     }).forEach((demoData, index) => {
       if (index % 2 === 0 || isSingleCol) {
-        leftChildren.push(<Demo {...demoData} expand={expand} key={index} parentId={parentId} />);
+        leftChildren.push(
+            <Demo {...demoData} key={index}
+              expand={expand} parentId={parentId} pathname={location.pathname} />
+        );
       } else {
-        rightChildren.push(<Demo {...demoData} expand={expand} key={index} parentId={parentId} />);
+        rightChildren.push(
+            <Demo {...demoData} key={index}
+              expand={expand} parentId={parentId} pathname={location.pathname} />
+        );
       }
     });
     const expandTriggerClass = classNames({
@@ -47,7 +54,9 @@ export default class ComponentDoc extends React.Component {
     const jumper = demos.map((demo) => {
       return (
         <li key={demo.id}>
-          <a href={`#${parentId}-${demo.id}`}>{ demo.title }</a>
+          <Link to={{ pathname: location.pathname, query: { scrollTo: `${parentId}-${demo.id}` } }}>
+            { demo.title }
+          </Link>
         </li>
       );
     });
@@ -59,7 +68,7 @@ export default class ComponentDoc extends React.Component {
         </ul>
         <section className="markdown">
           <h1>{meta.chinese || meta.english}</h1>
-          { description.map(utils.objectToComponent) }
+          { description.map(utils.objectToComponent.bind(null, location.pathname)) }
           <h2>
             代码演示
             <Icon type="appstore" className={expandTriggerClass}
@@ -73,7 +82,7 @@ export default class ComponentDoc extends React.Component {
           { isSingleCol ? null : <Col className="demo-list-right" span="12">{ rightChildren }</Col> }
         </Row>
         <section className="markdown">
-          { (doc.api || []).map(utils.objectToComponent) }
+          { (doc.api || []).map(utils.objectToComponent.bind(null, location.pathname)) }
         </section>
       </article>
     );
diff --git a/site/component/Demo/index.jsx b/site/component/Demo/index.jsx
index c5e2cb34b0..a4c5e1d132 100644
--- a/site/component/Demo/index.jsx
+++ b/site/component/Demo/index.jsx
@@ -1,5 +1,6 @@
 import React from 'react';
 import ReactDOM from 'react-dom';
+import { Link } from 'react-router';
 import antd, { Collapse } from '../../../';
 import BrowserDemo from '../BrowserDemo';
 import * as utils from '../utils';
@@ -22,9 +23,10 @@ export default class Demo extends React.Component {
   }
 
   render() {
-    const { id, parentId, preview, title, intro, code, style, expand } = this.props;
+    const { id, parentId, preview, title,
+            intro, code, style, expand, pathname } = this.props;
     const demoId = `${parentId}-${id}`;
-    const introChildren = intro.map(utils.objectToComponent);
+    const introChildren = intro.map(utils.objectToComponent.bind(null, pathname));
     const highlightedCode = hljs.highlight('javascript', code).value;
 
     return (
@@ -39,7 +41,7 @@ export default class Demo extends React.Component {
         </section>
         <section className="code-box-meta markdown">
           <div className="code-box-title">
-          <a href={`#${demoId}`}>{ title }</a>
+        <Link to={{ pathname, query: { scrollTo: demoId } }}>{ title }</Link>
           </div>
           <Collapse activeKey={expand ? 'code' : this.state.activeKey}
             onChange={this.handleChange.bind(this)}>
diff --git a/site/component/IconSet/index.jsx b/site/component/IconSet/index.jsx
index 837cc87687..a70f11bc69 100644
--- a/site/component/IconSet/index.jsx
+++ b/site/component/IconSet/index.jsx
@@ -9,7 +9,7 @@ const CopyableIcon = React.createClass({
       justCopied: false
     };
   },
-  onCopied(e) {
+  onCopied() {
     this.setState({ justCopied: true }, () => {
       setTimeout(() => {
         this.setState({ justCopied: false });
@@ -17,7 +17,7 @@ const CopyableIcon = React.createClass({
     });
   },
   render() {
-    const text = '<Icon type="' + this.props.type + '" />';
+    const text = `<Icon type="${this.props.type}" />`;
     return (
       <CopyToClipboard text={text} onCopy={this.onCopied}>
         <li className={this.state.justCopied ? 'copied' : ''}>
diff --git a/site/component/MainContent/index.jsx b/site/component/MainContent/index.jsx
index f82c81cfa3..9ff14c82e5 100644
--- a/site/component/MainContent/index.jsx
+++ b/site/component/MainContent/index.jsx
@@ -1,5 +1,6 @@
 import React from 'react';
 import { Link } from 'react-router';
+import scrollIntoView from 'dom-scroll-into-view';
 import { Row, Col, Menu } from '../../../';
 import config from '../../website.config';
 const SubMenu = Menu.SubMenu;
@@ -9,10 +10,23 @@ function dashed(name) {
 }
 
 export default class MainContent extends React.Component {
-  constructor(props) {
-    super(props);
+  componentDidMount() {
+    this.componentDidUpdate();
+  }
 
-    this.generateMenuItem = this.generateMenuItem.bind(this);
+  componentDidUpdate() {
+    const scrollTo = this.props.location.query.scrollTo;
+    if (scrollTo !== undefined) {
+      const target = document.getElementById(scrollTo);
+
+      if (target !== null) {
+        scrollIntoView(
+          target,
+          document,
+          { alignWithTop: true, onlyScrollIfNeeded: false }
+        );
+      }
+    }
   }
 
   getActiveMenuItem(props, index) {
@@ -20,9 +34,14 @@ export default class MainContent extends React.Component {
     return routes[routes.length - 1].path || index;
   }
 
-  generateMenuItem(item) {
+  generateMenuItem(isTop, item) {
     const key = dashed(item.english);
-    const text = item.chinese || item.english;
+    const text = isTop ?
+            item.chinese || item.english :
+      [
+        <span key="english">{ item.english }</span>,
+        <span className="chinese" key="chinese">{ item.chinese }</span>
+      ];
     const disabled = item.disabled === 'true';
 
     const child = !item.link ?
@@ -45,13 +64,13 @@ export default class MainContent extends React.Component {
   }
 
   generateSubMenuItems(obj) {
-    const topLevel = (obj.topLevel || []).map(this.generateMenuItem);
+    const topLevel = (obj.topLevel || []).map(this.generateMenuItem.bind(this, true));
     const itemGroups = Object.keys(obj).filter(this.isNotTopLevel)
             .sort((a, b) => {
               return config.typeOrder[a] - config.typeOrder[b];
             })
             .map((type, index) => {
-              const groupItems = obj[type].map(this.generateMenuItem);
+              const groupItems = obj[type].map(this.generateMenuItem.bind(this, false));
 
               return (
                 <Menu.ItemGroup title={type} key={index}>
@@ -117,7 +136,7 @@ export default class MainContent extends React.Component {
         <Row>
           <Col span="4">
             <Menu className="sidebar" mode="inline"
-                  defaultOpenKeys={Object.keys(this.props.menuItems)}
+              defaultOpenKeys={Object.keys(this.props.menuItems)}
               selectedKeys={[activeMenuItem]}>
               { menuItems }
             </Menu>
diff --git a/site/component/utils.js b/site/component/utils.js
index accab7e6f2..b13e9ccad0 100644
--- a/site/component/utils.js
+++ b/site/component/utils.js
@@ -1,5 +1,6 @@
 import React from 'react';
 import ReactDOM from 'react-dom';
+import { Link } from 'react-router';
 import hljs from 'highlight.js';
 import antd from '../../';
 
@@ -13,7 +14,7 @@ function mdLangToHljsLang(lang) {
     lang;
 }
 
-export function objectToComponent(object, index) {
+export function objectToComponent(pathname, object, index) {
   if (object === null) return;
 
   if (React.isValidElement(object)) {
@@ -41,9 +42,10 @@ export function objectToComponent(object, index) {
   if (isHeading(object.type)) {
     return React.createElement(object.type, {
       key: index,
+      id: children,
     }, [
       object.children,
-      <a className="anchor" key="anchor">#</a>,
+      <Link to={{ pathname, query: { scrollTo: object.children } }} className="anchor" key="anchor">#</Link>,
     ]);
   }
 
@@ -71,6 +73,6 @@ export function objectToComponent(object, index) {
 
   return React.createElement(
     object.type, { key: index },
-    children && children.map(objectToComponent) // `hr` has no children
+    children && children.map(objectToComponent.bind(null, pathname)) // `hr` has no children
   );
 }
diff --git a/site/entry/utils.js b/site/entry/utils.js
index de4b9159d4..2871bc6a41 100644
--- a/site/entry/utils.js
+++ b/site/entry/utils.js
@@ -55,8 +55,8 @@ export function generateChildren(data) {
   const children = pagesData.map((pageData, index) => {
     const hasDemos = demosList[pageData.meta.fileName];
     const Wrapper = !hasDemos ?
-            () => <Article content={pageData} /> :
-          () => <ComponentDoc doc={pageData} />;
+            (props) => <Article {...props} content={pageData} /> :
+          (props) => <ComponentDoc {...props} doc={pageData} />;
     return (
       <Route key={index}
         path={dashed(pageData.meta.english)}