From aba0444b0bcb852fa061f7ecc70f0b7d69aaebae Mon Sep 17 00:00:00 2001
From: Gosha Arinich <me@goshakkk.name>
Date: Sat, 24 Sep 2016 12:35:23 +0300
Subject: [PATCH] Implement the ReferenceEditor component. Ref GH-58

---
 conf/storybook/webpack.config.js              | 10 ++++
 package.json                                  |  8 ++-
 src/components/reference-editor/index.js      | 54 +++++++++++++++++
 .../reference-editor/mention-text.js          | 17 ++++++
 src/components/reference-editor/spec.js       | 58 +++++++++++++++++++
 src/components/reference-editor/story.js      | 44 ++++++++++++++
 .../reference-editor/suggestions/entry.js     | 14 +++++
 .../reference-editor/suggestions/index.js     | 14 +++++
 8 files changed, 216 insertions(+), 3 deletions(-)
 create mode 100644 src/components/reference-editor/index.js
 create mode 100644 src/components/reference-editor/mention-text.js
 create mode 100644 src/components/reference-editor/spec.js
 create mode 100644 src/components/reference-editor/story.js
 create mode 100644 src/components/reference-editor/suggestions/entry.js
 create mode 100644 src/components/reference-editor/suggestions/index.js

diff --git a/conf/storybook/webpack.config.js b/conf/storybook/webpack.config.js
index 370d4ab..7dde8c8 100644
--- a/conf/storybook/webpack.config.js
+++ b/conf/storybook/webpack.config.js
@@ -6,5 +6,15 @@ module.exports = {
       path.resolve( './src' ),
     ],
   },
+  module: {
+    loaders: [
+      {
+        test: /plugin\.css$/,
+        loaders: [
+          'style', 'css',
+        ],
+      },
+    ],
+  }
 };
 
diff --git a/package.json b/package.json
index 6d7217c..f2d6db0 100644
--- a/package.json
+++ b/package.json
@@ -58,9 +58,11 @@
     "babel-runtime": "^6.5.0",
     "css-loader": "^0.23.1",
     "debug": "^2.2.0",
-    "draft-js": "0.9.0",
-    "draft-js-mention-plugin": "1.1.0",
-    "draft-js-plugins-editor": "1.1.0",
+    "draft-js": "0.9.1",
+    "draft-js-linkify-plugin": "^2.0.0-beta5",
+    "draft-js-mention-plugin": "2.0.0-beta5",
+    "draft-js-plugins-editor": "2.0.0-beta5",
+    "draft-js-undo-plugin": "^2.0.0-beta5",
     "enzyme": "^2.4.1",
     "express": "^4.13.4",
     "falcor": "^0.1.16",
diff --git a/src/components/reference-editor/index.js b/src/components/reference-editor/index.js
new file mode 100644
index 0000000..bec2a86
--- /dev/null
+++ b/src/components/reference-editor/index.js
@@ -0,0 +1,54 @@
+import React, { PropTypes } from 'react';
+import reactStamp from 'react-stamp';
+
+import EditorFactory from 'components/editor';
+
+import createMentionPlugin, { defaultSuggestionsFilter } from 'draft-js-mention-plugin';
+import createUndoPlugin from 'draft-js-undo-plugin';
+import createLinkifyPlugin from 'draft-js-linkify-plugin';
+
+import 'draft-js-mention-plugin/lib/plugin.css';
+import 'draft-js-undo-plugin/lib/plugin.css';
+import 'draft-js-linkify-plugin/lib/plugin.css';
+
+import MentionComponent from './mention-text';
+import SuggestionsFactory from './suggestions';
+
+export default function ({
+  Editor = EditorFactory(React),
+  mentionPlugin = createMentionPlugin({ mentionComponent: MentionComponent }),
+  undoPlugin = createUndoPlugin(),
+  linkifyPlugin = createLinkifyPlugin(),
+} = {}) {
+  const { MentionSuggestions } = mentionPlugin;
+  const Suggestions = SuggestionsFactory(MentionSuggestions);
+
+  return (React, ...behaviours) => reactStamp(React).compose({
+    propTypes: {
+      onSearchChange: PropTypes.func,
+      searchSuggestions: PropTypes.arrayOf(PropTypes.shape({
+        type: PropTypes.oneOf(['character', 'element']).isRequired,
+        _id: PropTypes.string.isRequired,
+        name: PropTypes.string.isRequired,
+        link: PropTypes.string.isRequired,
+        avatar: PropTypes.string.isRequired,
+      })).isRequired,
+    },
+
+    render() {
+      const { onSearchChange, searchSuggestions, plugins = [], ...rest } = this.props;
+      return (
+        <div>
+          <Editor
+            plugins={[...plugins, mentionPlugin, undoPlugin, linkifyPlugin]}
+            {...rest}
+          />
+          <Suggestions
+            onSearchChange={onSearchChange}
+            suggestions={searchSuggestions}
+          />
+        </div>
+      );
+    },
+  });
+}
diff --git a/src/components/reference-editor/mention-text.js b/src/components/reference-editor/mention-text.js
new file mode 100644
index 0000000..bb578ec
--- /dev/null
+++ b/src/components/reference-editor/mention-text.js
@@ -0,0 +1,17 @@
+import React from 'react';
+import { cyan700, green700 } from 'material-ui/lib/styles/colors';
+
+const MentionComponent = ({ mention, className, mentionPrefix, children }) => (
+  <a
+    href={mention.get('link')}
+    className={className}
+    style={{
+      background: 'none',
+      color: mention.get('type') === 'character' ? cyan700 : green700,
+    }}
+  >
+    {mentionPrefix}{children}
+  </a>
+);
+
+export default MentionComponent;
diff --git a/src/components/reference-editor/spec.js b/src/components/reference-editor/spec.js
new file mode 100644
index 0000000..8c3d2af
--- /dev/null
+++ b/src/components/reference-editor/spec.js
@@ -0,0 +1,58 @@
+import React from 'react';
+import test from 'tape';
+import { shallow, mount } from 'enzyme';
+import spy, { createSpy } from '../../utils/spy';
+
+import {
+  EditorState,
+  ContentState,
+  ContentBlock,
+  CharacterMetadata,
+  convertToRaw,
+  convertFromRaw,
+  genKey,
+} from 'draft-js';
+
+import EditorFactory from './';
+import UpstreamEditorFactory from 'components/editor';
+
+const UpstreamEditor = UpstreamEditorFactory(React);
+
+test('ReferenceEditor', t => {
+  const mentionPlugin = { MentionSuggestions: () => (<div />) };
+  const undoPlugin = {};
+  const linkifyPlugin = {};
+
+  const Editor = EditorFactory({ Editor: UpstreamEditor, mentionPlugin, undoPlugin, linkifyPlugin })(React);
+  let instance, actual, expected;
+
+  const content = {};
+
+  instance = shallow(<Editor content={content} searchSuggestions={[]} />);
+
+  {
+    const upstream = instance.find(UpstreamEditor).at(0);
+    t.ok(upstream, 'should render the editor');
+  }
+
+  {
+    const upstream = instance.find(UpstreamEditor).at(0);
+    const plugins = upstream.props().plugins;
+    t.notEquals(plugins.indexOf(mentionPlugin), -1, 'should manage mention plugin');
+    t.notEquals(plugins.indexOf(undoPlugin), -1, 'should manage undo plugin');
+    t.notEquals(plugins.indexOf(linkifyPlugin), -1, 'should manage linkify plugin');
+  }
+
+  {
+    const onSearchChange = () => {};
+    const searchSuggestions = [];
+    instance = shallow(<Editor content={content} onSearchChange={onSearchChange} searchSuggestions={searchSuggestions} />);
+    const suggestions = instance.children().at(1);
+
+    t.ok(suggestions, 'renders suggestion list');
+    t.equals(suggestions.props().onSearchChange, onSearchChange, 'passed search callback down');
+    t.equals(suggestions.props().suggestions, searchSuggestions, 'passes suggestion list down');
+  }
+
+  t.end();
+});
diff --git a/src/components/reference-editor/story.js b/src/components/reference-editor/story.js
new file mode 100644
index 0000000..195d982
--- /dev/null
+++ b/src/components/reference-editor/story.js
@@ -0,0 +1,44 @@
+import React from 'react';
+import { storiesOf, action } from '@kadira/storybook';
+
+import EditorFactory from './';
+
+const Editor = EditorFactory()(React);
+
+import {
+  EditorState,
+  ContentState,
+  ContentBlock,
+  CharacterMetadata,
+  convertToRaw,
+  convertFromRaw,
+  genKey,
+} from 'draft-js';
+import { is, fromJS, List, Repeat } from 'immutable';
+
+const genContent = (text) => {
+  const contentState = ContentState.createFromBlockArray([
+    new ContentBlock({
+      key: 'abc',
+      type: 'unstyled',
+      text,
+      characterList: List(Repeat(CharacterMetadata.EMPTY, text.length))
+    }),
+  ]);
+  return convertToRaw(contentState);
+};
+
+storiesOf('Reference Editor', module)
+  .add('default', () => {
+    const initialContent = genContent('Here we go');
+    return (
+      <Editor
+        content={initialContent}
+        onSearchChange={action('onSearchChange')}
+        searchSuggestions={[
+          { type: 'character', _id: '1', name: 'Abc', link: '123', avatar: 'https://sigil.cupcake.io/Abc' },
+          { type: 'element', _id: '2', name: 'Zone', link: '42', avatar: 'https://sigil.cupcake.io/Zone' },
+        ]}
+      />
+    );
+  });
diff --git a/src/components/reference-editor/suggestions/entry.js b/src/components/reference-editor/suggestions/entry.js
new file mode 100644
index 0000000..e40d522
--- /dev/null
+++ b/src/components/reference-editor/suggestions/entry.js
@@ -0,0 +1,14 @@
+import React from 'react';
+import ListItem from 'material-ui/lib/lists/list-item';
+import Avatar from 'material-ui/lib/avatar';
+
+const EntryComponent = ({ mention, className, ...props }) => (
+  <ListItem
+    leftAvatar={<Avatar src={mention.get('avatar')} />}
+    {...props}
+  >
+    {mention.get('name')}
+  </ListItem>
+);
+
+export default EntryComponent;
diff --git a/src/components/reference-editor/suggestions/index.js b/src/components/reference-editor/suggestions/index.js
new file mode 100644
index 0000000..b07a28a
--- /dev/null
+++ b/src/components/reference-editor/suggestions/index.js
@@ -0,0 +1,14 @@
+import React from 'react';
+import { fromJS } from 'immutable';
+import EntryComponent from './entry';
+
+export default function (MentionSuggestions) {
+  return ({ suggestions, ...rest }) => (
+    <MentionSuggestions
+      {...rest}
+      suggestions={fromJS(suggestions)}
+      entryComponent={EntryComponent}
+      style={{ boxShadow: 'none' }}
+    />
+  );
+}