From 6237631a85b79311a60b87df423abbdce56c7876 Mon Sep 17 00:00:00 2001
From: hmhealey <harrisonmhealey@gmail.com>
Date: Mon, 16 Nov 2015 12:08:05 -0500
Subject: [PATCH] Ported EditChannelModal to React-Bootstrap

---
 web/react/components/channel_header.jsx      |  27 ++-
 web/react/components/edit_channel_modal.jsx  | 174 ++++++++-----------
 web/react/components/navbar.jsx              |  56 ++++--
 web/react/components/toggle_modal_button.jsx |  17 +-
 web/react/pages/channel.jsx                  |   6 -
 web/react/utils/channel_intro_mssages.jsx    |  51 ++----
 web/react/utils/utils.jsx                    |  17 +-
 7 files changed, 161 insertions(+), 187 deletions(-)

diff --git a/web/react/components/channel_header.jsx b/web/react/components/channel_header.jsx
index 8c721348fb..06d5db8b0a 100644
--- a/web/react/components/channel_header.jsx
+++ b/web/react/components/channel_header.jsx
@@ -4,6 +4,7 @@
 import NavbarSearchBox from './search_bar.jsx';
 import MessageWrapper from './message_wrapper.jsx';
 import PopoverListMembers from './popover_list_members.jsx';
+import EditChannelModal from './edit_channel_modal.jsx';
 import EditChannelPurposeModal from './edit_channel_purpose_modal.jsx';
 import ChannelInfoModal from './channel_info_modal.jsx';
 import ChannelInviteModal from './channel_invite_modal.jsx';
@@ -167,17 +168,13 @@ export default class ChannelHeader extends React.Component {
                     key='edit_header_direct'
                     role='presentation'
                 >
-                    <a
+                    <ToggleModalButton
                         role='menuitem'
-                        href='#'
-                        data-toggle='modal'
-                        data-target='#edit_channel'
-                        data-header={channel.header}
-                        data-title={channel.display_name}
-                        data-channelid={channel.id}
+                        dialogType={EditChannelModal}
+                        dialogProps={{channel}}
                     >
                         {'Set Channel Header...'}
-                    </a>
+                    </ToggleModalButton>
                 </li>
             );
         } else {
@@ -235,17 +232,13 @@ export default class ChannelHeader extends React.Component {
                     key='set_channel_header'
                     role='presentation'
                 >
-                    <a
+                    <ToggleModalButton
                         role='menuitem'
-                        href='#'
-                        data-toggle='modal'
-                        data-target='#edit_channel'
-                        data-header={channel.header}
-                        data-title={channel.display_name}
-                        data-channelid={channel.id}
+                        dialogType={EditChannelModal}
+                        dialogProps={{channel}}
                     >
-                        {'Set '}{channelTerm}{' Header...'}
-                    </a>
+                        {`Set ${channelTerm} Header...`}
+                    </ToggleModalButton>
                 </li>
             );
             dropdownContents.push(
diff --git a/web/react/components/edit_channel_modal.jsx b/web/react/components/edit_channel_modal.jsx
index 80dab4a57f..487ae69647 100644
--- a/web/react/components/edit_channel_modal.jsx
+++ b/web/react/components/edit_channel_modal.jsx
@@ -3,39 +3,51 @@
 
 import * as Client from '../utils/client.jsx';
 import * as AsyncClient from '../utils/async_client.jsx';
+import * as Utils from '../utils/utils.jsx';
+
+const Modal = ReactBootstrap.Modal;
 
 export default class EditChannelModal extends React.Component {
     constructor(props) {
         super(props);
 
         this.handleEdit = this.handleEdit.bind(this);
-        this.handleUserInput = this.handleUserInput.bind(this);
-        this.handleClose = this.handleClose.bind(this);
+
         this.onShow = this.onShow.bind(this);
-        this.handleShown = this.handleShown.bind(this);
+        this.onHide = this.onHide.bind(this);
 
         this.state = {
-            header: '',
-            title: '',
-            channelId: '',
             serverError: ''
         };
     }
+
+    componentDidMount() {
+        if (this.props.show) {
+            this.onShow();
+        }
+    }
+
+    componentDidUpdate(prevProps) {
+        if (this.props.show && !prevProps.show) {
+            this.onShow();
+        }
+    }
+
     handleEdit() {
         var data = {};
-        data.channel_id = this.state.channelId;
+        data.channel_id = this.props.channel.id;
 
         if (data.channel_id.length !== 26) {
             return;
         }
 
-        data.channel_header = this.state.header.trim();
+        data.channel_header = ReactDOM.findDOMNode(this.refs.textarea).value;
 
         Client.updateChannelHeader(data,
             () => {
                 this.setState({serverError: ''});
-                AsyncClient.getChannel(this.state.channelId);
-                $(ReactDOM.findDOMNode(this.refs.modal)).modal('hide');
+                AsyncClient.getChannel(this.props.channel.id);
+                this.onHide();
             },
             (err) => {
                 if (err.message === 'Invalid channel_header parameter') {
@@ -46,105 +58,69 @@ export default class EditChannelModal extends React.Component {
             }
         );
     }
-    handleUserInput(e) {
-        this.setState({header: e.target.value});
+
+    onShow() {
+        const textarea = ReactDOM.findDOMNode(this.refs.textarea);
+        Utils.placeCaretAtEnd(textarea);
     }
-    handleClose() {
-        this.setState({header: '', serverError: ''});
-    }
-    onShow(e) {
-        const button = e.relatedTarget;
-        this.setState({header: $(button).attr('data-header'), title: $(button).attr('data-title'), channelId: $(button).attr('data-channelid'), serverError: ''});
-    }
-    handleShown() {
-        $('#edit_channel #edit_header').focus();
-    }
-    componentDidMount() {
-        $(ReactDOM.findDOMNode(this.refs.modal)).on('show.bs.modal', this.onShow);
-        $(ReactDOM.findDOMNode(this.refs.modal)).on('hidden.bs.modal', this.handleClose);
-        $(ReactDOM.findDOMNode(this.refs.modal)).on('shown.bs.modal', this.handleShown);
-    }
-    componentWillUnmount() {
-        $(ReactDOM.findDOMNode(this.refs.modal)).off('hidden.bs.modal', this.handleClose);
+
+    onHide() {
+        this.setState({
+            serverError: ''
+        });
+
+        this.props.onHide();
     }
+
     render() {
         var serverError = null;
         if (this.state.serverError) {
             serverError = <div className='form-group has-error'><br/><label className='control-label'>{this.state.serverError}</label></div>;
         }
 
-        var editTitle = (
-            <h4
-                className='modal-title'
-                ref='title'
-            >
-            {'Edit Header'}
-            </h4>
-        );
-        if (this.state.title) {
-            editTitle = (
-                <h4
-                    className='modal-title'
-                    ref='title'
-                >
-                    {'Edit Header for '}<span className='name'>{this.state.title}</span>
-                </h4>
-            );
-        }
-
         return (
-            <div
-                className='modal fade'
-                ref='modal'
-                id='edit_channel'
-                role='dialog'
-                tabIndex='-1'
-                aria-hidden='true'
+            <Modal
+                show={this.props.show}
+                onHide={this.onHide}
             >
-                <div className='modal-dialog'>
-                    <div className='modal-content'>
-                        <div className='modal-header'>
-                            <button
-                                type='button'
-                                className='close'
-                                data-dismiss='modal'
-                                aria-label='Close'
-                            >
-                                <span aria-hidden='true'>{'×'}</span>
-                            </button>
-                            {editTitle}
-                        </div>
-                        <div className='modal-body'>
-                            <p>{'Edit the text appearing next to the channel name in the channel header.'}</p>
-                            <textarea
-                                className='form-control no-resize'
-                                rows='6'
-                                id='edit_header'
-                                maxLength='1024'
-                                value={this.state.header}
-                                onChange={this.handleUserInput}
-                            />
-                            {serverError}
-                        </div>
-                        <div className='modal-footer'>
-                            <button
-                                type='button'
-                                className='btn btn-default'
-                                data-dismiss='modal'
-                            >
-                                {'Cancel'}
-                            </button>
-                            <button
-                                type='button'
-                                className='btn btn-primary'
-                                onClick={this.handleEdit}
-                            >
-                                {'Save'}
-                            </button>
-                        </div>
-                    </div>
-                </div>
-            </div>
+                <Modal.Header closeButton={true}>
+                    {'Edit Header for ' + this.props.channel.display_name}
+                </Modal.Header>
+                <Modal.Body>
+                    <p>{'Edit the text appearing next to the channel name in the channel header.'}</p>
+                    <textarea
+                        ref='textarea'
+                        className='form-control no-resize'
+                        rows='6'
+                        id='edit_header'
+                        maxLength='1024'
+                        defaultValue={this.props.channel.header}
+                    />
+                    {serverError}
+                </Modal.Body>
+                <Modal.Footer>
+                    <button
+                        type='button'
+                        className='btn btn-default'
+                        onClick={this.props.onHide}
+                    >
+                        {'Cancel'}
+                    </button>
+                    <button
+                        type='button'
+                        className='btn btn-primary'
+                        onClick={this.handleEdit}
+                    >
+                        {'Save'}
+                    </button>
+                </Modal.Footer>
+            </Modal>
         );
     }
 }
+
+EditChannelModal.propTypes = {
+    show: React.PropTypes.bool.isRequired,
+    onHide: React.PropTypes.func.isRequired,
+    channel: React.PropTypes.object.isRequired
+};
diff --git a/web/react/components/navbar.jsx b/web/react/components/navbar.jsx
index 6848ee5da2..8d3d779f36 100644
--- a/web/react/components/navbar.jsx
+++ b/web/react/components/navbar.jsx
@@ -1,6 +1,7 @@
 // Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
 // See License.txt for license information.
 
+import EditChannelModal from './edit_channel_modal.jsx';
 import EditChannelPurposeModal from './edit_channel_purpose_modal.jsx';
 import MessageWrapper from './message_wrapper.jsx';
 import NotifyCounts from './notify_counts.jsx';
@@ -33,11 +34,15 @@ export default class Navbar extends React.Component {
         this.onChange = this.onChange.bind(this);
         this.handleLeave = this.handleLeave.bind(this);
         this.showSearch = this.showSearch.bind(this);
+
+        this.showEditChannelHeaderModal = this.showEditChannelHeaderModal.bind(this);
+
         this.createCollapseButtons = this.createCollapseButtons.bind(this);
         this.createDropdown = this.createDropdown.bind(this);
 
         const state = this.getStateFromStores();
         state.showEditChannelPurposeModal = false;
+        state.showEditChannelHeaderModal = false;
         state.showMembersModal = false;
         state.showInviteModal = false;
         this.state = state;
@@ -110,6 +115,16 @@ export default class Navbar extends React.Component {
         this.setState(this.getStateFromStores());
         $('#navbar .navbar-brand .description').popover({placement: 'bottom', trigger: 'click', html: true});
     }
+    showEditChannelHeaderModal() {
+        // this can't be done using a ToggleModalButton because we can't use one inside an OverlayTrigger
+        if (this.refs.headerOverlay) {
+            this.refs.headerOverlay.hide();
+        }
+
+        this.setState({
+            showEditChannelHeaderModal: true
+        });
+    }
     createDropdown(channel, channelTitle, isAdmin, isDirect, popoverContent) {
         if (channel) {
             var viewInfoOption = (
@@ -129,11 +144,7 @@ export default class Navbar extends React.Component {
                     <a
                         role='menuitem'
                         href='#'
-                        data-toggle='modal'
-                        data-target='#edit_channel'
-                        data-header={channel.header}
-                        data-title={channel.display_name}
-                        data-channelid={channel.id}
+                        onClick={this.showEditChannelHeaderModal}
                     >
                         {'Set Channel Header...'}
                     </a>
@@ -239,7 +250,7 @@ export default class Navbar extends React.Component {
                             dialogType={ChannelNotificationsModal}
                             dialogProps={{channel}}
                         >
-                        {'Notification Preferences'}
+                            {'Notification Preferences'}
                         </ToggleModalButton>
                     </li>
                 );
@@ -249,6 +260,7 @@ export default class Navbar extends React.Component {
                 <div className='navbar-brand'>
                     <div className='dropdown'>
                         <OverlayTrigger
+                            ref='headerOverlay'
                             trigger='click'
                             placement='bottom'
                             overlay={popoverContent}
@@ -358,6 +370,9 @@ export default class Navbar extends React.Component {
         var isAdmin = false;
         var isDirect = false;
 
+        var editChannelHeaderModal = null;
+        var editChannelPurposeModal = null;
+
         if (channel) {
             popoverContent = (
                 <Popover
@@ -400,11 +415,7 @@ export default class Navbar extends React.Component {
                             <br/>
                             <a
                                 href='#'
-                                data-toggle='modal'
-                                data-header={channel.header}
-                                data-title={channel.display_name}
-                                data-channelid={channel.id}
-                                data-target='#edit_channel'
+                                onClick={this.showEditChannelHeaderModal}
                             >
                                 {'Click here'}
                             </a>
@@ -413,6 +424,22 @@ export default class Navbar extends React.Component {
                     </Popover>
                 );
             }
+
+            editChannelHeaderModal = (
+                <EditChannelModal
+                    show={this.state.showEditChannelHeaderModal}
+                    onHide={() => this.setState({showEditChannelHeaderModal: false})}
+                    channel={channel}
+                />
+            );
+
+            editChannelPurposeModal = (
+                <EditChannelPurposeModal
+                    show={this.state.showEditChannelPurposeModal}
+                    onModalDismissed={() => this.setState({showEditChannelPurposeModal: false})}
+                    channel={channel}
+                />
+            );
         }
 
         var collapseButtons = this.createCollapseButtons(currentId);
@@ -443,11 +470,8 @@ export default class Navbar extends React.Component {
                         </div>
                     </div>
                 </nav>
-                <EditChannelPurposeModal
-                    show={this.state.showEditChannelPurposeModal}
-                    onModalDismissed={() => this.setState({showEditChannelPurposeModal: false})}
-                    channel={channel}
-                />
+                {editChannelHeaderModal}
+                {editChannelPurposeModal}
                 <ChannelMembersModal
                     show={this.state.showMembersModal}
                     onModalDismissed={() => this.setState({showMembersModal: false})}
diff --git a/web/react/components/toggle_modal_button.jsx b/web/react/components/toggle_modal_button.jsx
index eae4a024db..ce8ff3f60d 100644
--- a/web/react/components/toggle_modal_button.jsx
+++ b/web/react/components/toggle_modal_button.jsx
@@ -22,7 +22,17 @@ export default class ModalToggleButton extends React.Component {
     }
 
     render() {
-        const {children, dialogType, dialogProps, ...props} = this.props; //eslint-disable-line no-redeclare
+        const {children, dialogType, dialogProps, onClick, ...props} = this.props; // eslint-disable-line no-redeclare
+
+        // allow callers to provide an onClick which will be called before the modal is shown
+        let clickHandler = this.show;
+        if (onClick) {
+            clickHandler = () => {
+                onClick();
+
+                this.show();
+            };
+        }
 
         // this assumes that all modals will have a show property and an onHide event
         const dialog = React.createElement(this.props.dialogType, Object.assign({}, dialogProps, {
@@ -42,7 +52,7 @@ export default class ModalToggleButton extends React.Component {
             <a
                 {...props}
                 href='#'
-                onClick={this.show}
+                onClick={clickHandler}
             >
                 {children}
                 {dialog}
@@ -54,7 +64,8 @@ export default class ModalToggleButton extends React.Component {
 ModalToggleButton.propTypes = {
     children: React.PropTypes.node.isRequired,
     dialogType: React.PropTypes.func.isRequired,
-    dialogProps: React.PropTypes.object
+    dialogProps: React.PropTypes.object,
+    onClick: React.PropTypes.func
 };
 
 ModalToggleButton.defaultProps = {
diff --git a/web/react/pages/channel.jsx b/web/react/pages/channel.jsx
index 5cc1be741b..1c0d873d5e 100644
--- a/web/react/pages/channel.jsx
+++ b/web/react/pages/channel.jsx
@@ -8,7 +8,6 @@ import ErrorStore from '../stores/error_store.jsx';
 
 import MentionList from '../components/mention_list.jsx';
 import GetLinkModal from '../components/get_link_modal.jsx';
-import EditChannelModal from '../components/edit_channel_modal.jsx';
 import RenameChannelModal from '../components/rename_channel_modal.jsx';
 import EditPostModal from '../components/edit_post_modal.jsx';
 import DeletePostModal from '../components/delete_post_modal.jsx';
@@ -92,11 +91,6 @@ function setupChannelPage(props, team, channel) {
         document.getElementById('team_members_modal')
     );
 
-    ReactDOM.render(
-        <EditChannelModal />,
-        document.getElementById('edit_channel_modal')
-    );
-
     ReactDOM.render(
         <RenameChannelModal />,
         document.getElementById('rename_channel_modal')
diff --git a/web/react/utils/channel_intro_mssages.jsx b/web/react/utils/channel_intro_mssages.jsx
index 0bbc7366ec..4047ec0289 100644
--- a/web/react/utils/channel_intro_mssages.jsx
+++ b/web/react/utils/channel_intro_mssages.jsx
@@ -1,9 +1,10 @@
-
 // Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
 // See License.txt for license information.
 
 import * as Utils from './utils.jsx';
+import EditChannelModal from '../components/edit_channel_modal.jsx';
 import InviteMemberModal from '../components/invite_member_modal.jsx';
+import ToggleModalButton from '../components/toggle_modal_button.jsx';
 import UserProfile from '../components/user_profile.jsx';
 import ChannelStore from '../stores/channel_store.jsx';
 import Constants from '../utils/constants.jsx';
@@ -49,17 +50,13 @@ export function createDMIntroMessage(channel) {
                     {'This is the start of your direct message history with ' + teammateName + '.'}<br/>
                     {'Direct messages and files shared here are not shown to people outside this area.'}
                 </p>
-                <a
+                <ToggleModalButton
                     className='intro-links'
-                    href='#'
-                    data-toggle='modal'
-                    data-target='#edit_channel'
-                    data-header={channel.header}
-                    data-title={channel.display_name}
-                    data-channelid={channel.id}
+                    dialogType={EditChannelModal}
+                    dialogProps={{channel}}
                 >
                     <i className='fa fa-pencil'></i>{'Set a header'}
-                </a>
+                </ToggleModalButton>
             </div>
         );
     }
@@ -79,17 +76,13 @@ export function createOffTopicIntroMessage(channel, showInviteModal) {
                 {'This is the start of ' + channel.display_name + ', a channel for non-work-related conversations.'}
                 <br/>
             </p>
-            <a
+            <ToggleModalButton
                 className='intro-links'
-                href='#'
-                data-toggle='modal'
-                data-target='#edit_channel'
-                data-header={channel.header}
-                data-title={channel.display_name}
-                data-channelid={channel.id}
+                dialogType={EditChannelModal}
+                dialogProps={{channel}}
             >
                 <i className='fa fa-pencil'></i>{'Set a header'}
-            </a>
+            </ToggleModalButton>
             <a
                 href='#'
                 className='intro-links'
@@ -138,17 +131,13 @@ export function createDefaultIntroMessage(channel) {
                 {'This is the first channel teammates see when they sign up - use it for posting updates everyone needs to know.'}
             </p>
             {inviteModalLink}
-            <a
+            <ToggleModalButton
                 className='intro-links'
-                href='#'
-                data-toggle='modal'
-                data-target='#edit_channel'
-                data-header={channel.header}
-                data-title={channel.display_name}
-                data-channelid={channel.id}
+                dialogType={EditChannelModal}
+                dialogProps={{channel}}
             >
                 <i className='fa fa-pencil'></i>{'Set a header'}
-            </a>
+            </ToggleModalButton>
             <br/>
         </div>
     );
@@ -193,17 +182,13 @@ export function createStandardIntroMessage(channel, showInviteModal) {
                 {memberMessage}
                 <br/>
             </p>
-            <a
+            <ToggleModalButton
                 className='intro-links'
-                href='#'
-                data-toggle='modal'
-                data-target='#edit_channel'
-                data-header={channel.header}
-                data-title={channel.display_name}
-                data-channelid={channel.id}
+                dialogType={EditChannelModal}
+                dialogProps={{channel}}
             >
                 <i className='fa fa-pencil'></i>{'Set a header'}
-            </a>
+            </ToggleModalButton>
             <a
                 className='intro-links'
                 href='#'
diff --git a/web/react/utils/utils.jsx b/web/react/utils/utils.jsx
index 764bdf7634..9b2f7e0575 100644
--- a/web/react/utils/utils.jsx
+++ b/web/react/utils/utils.jsx
@@ -749,19 +749,10 @@ export function updateCodeTheme(theme) {
 
 export function placeCaretAtEnd(el) {
     el.focus();
-    if (typeof window.getSelection != 'undefined' && typeof document.createRange != 'undefined') {
-        var range = document.createRange();
-        range.selectNodeContents(el);
-        range.collapse(false);
-        var sel = window.getSelection();
-        sel.removeAllRanges();
-        sel.addRange(range);
-    } else if (typeof document.body.createTextRange != 'undefined') {
-        var textRange = document.body.createTextRange();
-        textRange.moveToElementText(el);
-        textRange.collapse(false);
-        textRange.select();
-    }
+    el.selectionStart = el.value.length;
+    el.selectionEnd = el.value.length;
+
+    return;
 }
 
 export function getCaretPosition(el) {