From ac762f2277402c06f209ca3c8e0416d16916e991 Mon Sep 17 00:00:00 2001
From: hmhealey <harrisonmhealey@gmail.com>
Date: Tue, 24 Nov 2015 12:30:12 -0500
Subject: Replaced SearchAutocomplete with new suggestion components

---
 web/react/components/suggestion_box.jsx | 170 ++++++++++++++++++++++++++++++++
 1 file changed, 170 insertions(+)
 create mode 100644 web/react/components/suggestion_box.jsx

(limited to 'web/react/components/suggestion_box.jsx')

diff --git a/web/react/components/suggestion_box.jsx b/web/react/components/suggestion_box.jsx
new file mode 100644
index 000000000..a72e17430
--- /dev/null
+++ b/web/react/components/suggestion_box.jsx
@@ -0,0 +1,170 @@
+// Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+import AppDispatcher from '../dispatcher/app_dispatcher.jsx';
+import Constants from '../utils/constants.jsx';
+import SuggestionList from './suggestion_list.jsx';
+import SuggestionStore from '../stores/suggestion_store.jsx';
+import * as Utils from '../utils/utils.jsx';
+
+const ActionTypes = Constants.ActionTypes;
+const KeyCodes = Constants.KeyCodes;
+
+export default class SuggestionBox extends React.Component {
+    constructor(props) {
+        super(props);
+
+        this.handleDocumentClick = this.handleDocumentClick.bind(this);
+        this.handleFocus = this.handleFocus.bind(this);
+
+        this.handleChange = this.handleChange.bind(this);
+        this.handleCompleteWord = this.handleCompleteWord.bind(this);
+        this.handleKeyDown = this.handleKeyDown.bind(this);
+        this.handlePretextChanged = this.handlePretextChanged.bind(this);
+
+        this.suggestionId = Utils.generateId();
+
+        this.state = {
+            focused: false
+        };
+    }
+
+    componentDidMount() {
+        SuggestionStore.registerSuggestionBox(this.suggestionId);
+        $(document).on('click', this.handleDocumentClick);
+
+        SuggestionStore.addCompleteWordListener(this.suggestionId, this.handleCompleteWord);
+        SuggestionStore.addPretextChangedListener(this.suggestionId, this.handlePretextChanged);
+    }
+
+    componentWillUnmount() {
+        SuggestionStore.removeCompleteWordListener(this.suggestionId, this.handleCompleteWord);
+        SuggestionStore.removePretextChangedListener(this.suggestionId, this.handlePretextChanged);
+
+        SuggestionStore.unregisterSuggestionBox(this.suggestionId);
+        $(document).off('click', this.handleDocumentClick);
+    }
+
+    handleDocumentClick(e) {
+        if (!this.state.focused) {
+            return;
+        }
+
+        const container = $(ReactDOM.findDOMNode(this));
+        if (!(container.is(e.target) || container.has(e.target).length > 0)) {
+            // we can't just use blur for this because it fires and hides the children before
+            // their click handlers can be called
+            this.setState({
+                focused: false
+            });
+        }
+    }
+
+    handleFocus() {
+        this.setState({
+            focused: true
+        });
+
+        if (this.props.onFocus) {
+            this.props.onFocus();
+        }
+    }
+
+    handleChange(e) {
+        const textbox = ReactDOM.findDOMNode(this.refs.textbox);
+        const caret = Utils.getCaretPosition(textbox);
+        const pretext = textbox.value.substring(0, caret);
+
+        AppDispatcher.handleViewAction({
+            type: ActionTypes.SUGGESTION_PRETEXT_CHANGED,
+            id: this.suggestionId,
+            pretext
+        });
+
+        if (this.props.onUserInput) {
+            this.props.onUserInput(textbox.value);
+        }
+
+        if (this.props.onChange) {
+            this.props.onChange(e);
+        }
+    }
+
+    handleCompleteWord(term) {
+        const textbox = ReactDOM.findDOMNode(this.refs.textbox);
+        const caret = Utils.getCaretPosition(textbox);
+
+        const text = this.props.value;
+        const prefix = text.substring(0, caret - SuggestionStore.getMatchedPretext(this.suggestionId).length);
+        const suffix = text.substring(caret);
+
+        if (this.props.onUserInput) {
+            this.props.onUserInput(prefix + term + ' ' + suffix);
+        }
+
+        // set the caret position after the next rendering
+        window.requestAnimationFrame(() => {
+            Utils.setCaretPosition(textbox, prefix.length + term.length + 1);
+        });
+    }
+
+    handleKeyDown(e) {
+        if (e.which === KeyCodes.UP) {
+            AppDispatcher.handleViewAction({
+                type: ActionTypes.SUGGESTION_SELECT_PREVIOUS,
+                id: this.suggestionId
+            });
+            e.preventDefault();
+        } else if (e.which === KeyCodes.DOWN) {
+            AppDispatcher.handleViewAction({
+                type: ActionTypes.SUGGESTION_SELECT_NEXT,
+                id: this.suggestionId
+            });
+            e.preventDefault();
+        } else if ((e.which === KeyCodes.SPACE || e.which === KeyCodes.ENTER) && SuggestionStore.hasSuggestions(this.suggestionId)) {
+            AppDispatcher.handleViewAction({
+                type: ActionTypes.SUGGESTION_COMPLETE_WORD,
+                id: this.suggestionId
+            });
+            e.preventDefault();
+        } else if (this.props.onKeyDown) {
+            this.props.onKeyDown(e);
+        }
+    }
+
+    handlePretextChanged(pretext) {
+        for (const provider of this.props.providers) {
+            provider.handlePretextChanged(this.suggestionId, pretext);
+        }
+    }
+
+    render() {
+        const newProps = Object.assign({}, this.props, {
+            onFocus: this.handleFocus,
+            onChange: this.handleChange,
+            onKeyDown: this.handleKeyDown
+        });
+
+        return (
+            <div>
+                <input
+                    ref='textbox'
+                    type='text'
+                    {...newProps}
+                />
+                <SuggestionList suggestionId={this.suggestionId} />
+            </div>
+        );
+    }
+}
+
+SuggestionBox.propTypes = {
+    value: React.PropTypes.string.isRequired,
+    onUserInput: React.PropTypes.func,
+    providers: React.PropTypes.arrayOf(React.PropTypes.object),
+
+    // explicitly name any input event handlers we override and need to manually call
+    onChange: React.PropTypes.func,
+    onKeyDown: React.PropTypes.func,
+    onFocus: React.PropTypes.func
+};
-- 
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