Files
mattermost/web/react/components/create_comment.jsx
2016-02-17 14:32:25 -05:00

426 lines
16 KiB
JavaScript

// Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
import AppDispatcher from '../dispatcher/app_dispatcher.jsx';
import * as Client from '../utils/client.jsx';
import * as AsyncClient from '../utils/async_client.jsx';
import SocketStore from '../stores/socket_store.jsx';
import ChannelStore from '../stores/channel_store.jsx';
import UserStore from '../stores/user_store.jsx';
import PostStore from '../stores/post_store.jsx';
import PreferenceStore from '../stores/preference_store.jsx';
import Textbox from './textbox.jsx';
import MsgTyping from './msg_typing.jsx';
import FileUpload from './file_upload.jsx';
import FilePreview from './file_preview.jsx';
import * as Utils from '../utils/utils.jsx';
import Constants from '../utils/constants.jsx';
import {intlShape, injectIntl, defineMessages, FormattedMessage} from 'mm-intl';
const ActionTypes = Constants.ActionTypes;
const KeyCodes = Constants.KeyCodes;
const holders = defineMessages({
commentLength: {
id: 'create_comment.commentLength',
defaultMessage: 'Comment length must be less than {max} characters.'
},
comment: {
id: 'create_comment.comment',
defaultMessage: 'Add Comment'
},
addComment: {
id: 'create_comment.addComment',
defaultMessage: 'Add a comment...'
},
commentTitle: {
id: 'create_comment.commentTitle',
defaultMessage: 'Comment'
}
});
class CreateComment extends React.Component {
constructor(props) {
super(props);
this.lastTime = 0;
this.handleSubmit = this.handleSubmit.bind(this);
this.commentMsgKeyPress = this.commentMsgKeyPress.bind(this);
this.handleUserInput = this.handleUserInput.bind(this);
this.handleKeyDown = this.handleKeyDown.bind(this);
this.handleUploadClick = this.handleUploadClick.bind(this);
this.handleUploadStart = this.handleUploadStart.bind(this);
this.handleFileUploadComplete = this.handleFileUploadComplete.bind(this);
this.handleUploadError = this.handleUploadError.bind(this);
this.removePreview = this.removePreview.bind(this);
this.getFileCount = this.getFileCount.bind(this);
this.handleResize = this.handleResize.bind(this);
this.onPreferenceChange = this.onPreferenceChange.bind(this);
this.focusTextbox = this.focusTextbox.bind(this);
PostStore.clearCommentDraftUploads();
const draft = PostStore.getCommentDraft(this.props.rootId);
this.state = {
messageText: draft.message,
uploadsInProgress: draft.uploadsInProgress,
previews: draft.previews,
submitting: false,
windowWidth: Utils.windowWidth(),
ctrlSend: PreferenceStore.getBool(Constants.Preferences.CATEGORY_ADVANCED_SETTINGS, 'send_on_ctrl_enter')
};
}
componentDidMount() {
PreferenceStore.addChangeListener(this.onPreferenceChange);
window.addEventListener('resize', this.handleResize);
this.focusTextbox();
}
componentWillUnmount() {
PreferenceStore.removeChangeListener(this.onPreferenceChange);
window.removeEventListener('resize', this.handleResize);
}
onPreferenceChange() {
this.setState({
ctrlSend: PreferenceStore.getBool(Constants.Preferences.CATEGORY_ADVANCED_SETTINGS, 'send_on_ctrl_enter')
});
}
handleResize() {
this.setState({windowWidth: Utils.windowWidth()});
}
componentDidUpdate(prevProps, prevState) {
if (prevState.uploadsInProgress < this.state.uploadsInProgress) {
$('.post-right__scroll').scrollTop($('.post-right__scroll')[0].scrollHeight);
if (this.state.windowWidth > 768) {
$('.post-right__scroll').perfectScrollbar('update');
}
}
if (prevProps.rootId !== this.props.rootId) {
this.focusTextbox();
}
}
handleSubmit(e) {
e.preventDefault();
if (this.state.uploadsInProgress.length > 0) {
return;
}
if (this.state.submitting) {
return;
}
let post = {};
post.filenames = [];
post.message = this.state.messageText;
if (post.message.trim().length === 0 && this.state.previews.length === 0) {
return;
}
if (post.message.length > Constants.CHARACTER_LIMIT) {
this.setState({postError: this.props.intl.formatMessage(holders.commentLength, {max: Constants.CHARACTER_LIMIT})});
return;
}
const userId = UserStore.getCurrentId();
post.channel_id = this.props.channelId;
post.root_id = this.props.rootId;
post.parent_id = this.props.rootId;
post.filenames = this.state.previews;
const time = Utils.getTimestamp();
post.pending_post_id = `${userId}:${time}`;
post.user_id = userId;
post.create_at = time;
PostStore.storePendingPost(post);
PostStore.storeCommentDraft(this.props.rootId, null);
Client.createPost(post, ChannelStore.getCurrent(),
function handlePostSuccess(data) {
AsyncClient.getPosts(this.props.channelId);
const channel = ChannelStore.get(this.props.channelId);
let member = ChannelStore.getMember(this.props.channelId);
member.msg_count = channel.total_msg_count;
member.last_viewed_at = Date.now();
ChannelStore.setChannelMember(member);
AppDispatcher.handleServerAction({
type: ActionTypes.RECEIVED_POST,
post: data
});
}.bind(this),
function handlePostError(err) {
let state = {};
if (err.id === 'api.post.create_post.root_id.app_error') {
PostStore.removePendingPost(post.channel_id, post.pending_post_id);
if ($('#post_deleted').length > 0) {
$('#post_deleted').modal('show');
}
} else {
post.state = Constants.POST_FAILED;
PostStore.updatePendingPost(post);
}
state.submitting = false;
this.setState(state);
}.bind(this)
);
this.setState({messageText: '', submitting: false, postError: null, previews: [], serverError: null});
}
commentMsgKeyPress(e) {
if (this.state.ctrlSend && e.ctrlKey || !this.state.ctrlSend) {
if (e.which === KeyCodes.ENTER && !e.shiftKey && !e.altKey) {
e.preventDefault();
ReactDOM.findDOMNode(this.refs.textbox).blur();
this.handleSubmit(e);
}
}
const t = Date.now();
if ((t - this.lastTime) > Constants.UPDATE_TYPING_MS) {
SocketStore.sendMessage({channel_id: this.props.channelId, action: 'typing', props: {parent_id: this.props.rootId}});
this.lastTime = t;
}
}
handleUserInput(messageText) {
let draft = PostStore.getCommentDraft(this.props.rootId);
draft.message = messageText;
PostStore.storeCommentDraft(this.props.rootId, draft);
$('.post-right__scroll').scrollTop($('.post-right__scroll')[0].scrollHeight);
$('.post-right__scroll').perfectScrollbar('update');
this.setState({messageText: messageText});
}
handleKeyDown(e) {
if (this.state.ctrlSend && e.keyCode === KeyCodes.ENTER && e.ctrlKey === true) {
this.commentMsgKeyPress(e);
return;
}
if (e.keyCode === KeyCodes.UP && this.state.messageText === '') {
e.preventDefault();
const lastPost = PostStore.getCurrentUsersLatestPost(this.props.channelId, this.props.rootId);
if (!lastPost) {
return;
}
AppDispatcher.handleViewAction({
type: ActionTypes.RECEIVED_EDIT_POST,
refocusId: '#reply_textbox',
title: this.props.intl.formatMessage(holders.commentTitle),
message: lastPost.message,
postId: lastPost.id,
channelId: lastPost.channel_id,
comments: PostStore.getCommentCount(lastPost)
});
}
}
handleUploadClick() {
this.focusTextbox();
}
handleUploadStart(clientIds) {
let draft = PostStore.getCommentDraft(this.props.rootId);
draft.uploadsInProgress = draft.uploadsInProgress.concat(clientIds);
PostStore.storeCommentDraft(this.props.rootId, draft);
this.setState({uploadsInProgress: draft.uploadsInProgress});
// this is a bit redundant with the code that sets focus when the file input is clicked,
// but this also resets the focus after a drag and drop
this.focusTextbox();
}
handleFileUploadComplete(filenames, clientIds) {
let draft = PostStore.getCommentDraft(this.props.rootId);
// remove each finished file from uploads
for (let i = 0; i < clientIds.length; i++) {
const index = draft.uploadsInProgress.indexOf(clientIds[i]);
if (index !== -1) {
draft.uploadsInProgress.splice(index, 1);
}
}
draft.previews = draft.previews.concat(filenames);
PostStore.storeCommentDraft(this.props.rootId, draft);
this.setState({uploadsInProgress: draft.uploadsInProgress, previews: draft.previews});
}
handleUploadError(err, clientId) {
if (clientId === -1) {
this.setState({serverError: err});
} else {
let draft = PostStore.getCommentDraft(this.props.rootId);
const index = draft.uploadsInProgress.indexOf(clientId);
if (index !== -1) {
draft.uploadsInProgress.splice(index, 1);
}
PostStore.storeCommentDraft(this.props.rootId, draft);
this.setState({uploadsInProgress: draft.uploadsInProgress, serverError: err});
}
}
removePreview(id) {
let previews = this.state.previews;
let uploadsInProgress = this.state.uploadsInProgress;
// id can either be the path of an uploaded file or the client id of an in progress upload
let index = previews.indexOf(id);
if (index === -1) {
index = uploadsInProgress.indexOf(id);
if (index !== -1) {
uploadsInProgress.splice(index, 1);
this.refs.fileUpload.getWrappedInstance().cancelUpload(id);
}
} else {
previews.splice(index, 1);
}
let draft = PostStore.getCommentDraft(this.props.rootId);
draft.previews = previews;
draft.uploadsInProgress = uploadsInProgress;
PostStore.storeCommentDraft(this.props.rootId, draft);
this.setState({previews: previews, uploadsInProgress: uploadsInProgress});
}
componentWillReceiveProps(newProps) {
if (newProps.rootId !== this.props.rootId) {
const draft = PostStore.getCommentDraft(newProps.rootId);
this.setState({messageText: draft.message, uploadsInProgress: draft.uploadsInProgress, previews: draft.previews});
}
}
getFileCount() {
return this.state.previews.length + this.state.uploadsInProgress.length;
}
focusTextbox() {
if (!Utils.isMobile()) {
this.refs.textbox.focus();
}
}
render() {
let serverError = null;
if (this.state.serverError) {
serverError = (
<div className='form-group has-error'>
<label className='control-label'>{this.state.serverError}</label>
</div>
);
}
let postError = null;
if (this.state.postError) {
postError = <label className='control-label'>{this.state.postError}</label>;
}
let preview = null;
if (this.state.previews.length > 0 || this.state.uploadsInProgress.length > 0) {
preview = (
<FilePreview
files={this.state.previews}
onRemove={this.removePreview}
uploadsInProgress={this.state.uploadsInProgress}
/>
);
}
let postFooterClassName = 'post-create-footer';
if (postError) {
postFooterClassName += ' has-error';
}
let uploadsInProgressText = null;
if (this.state.uploadsInProgress.length > 0) {
uploadsInProgressText = (
<span className='pull-right post-right-comments-upload-in-progress'>
{this.state.uploadsInProgress.length === 1 ? (
<FormattedMessage
id='create_comment.file'
defaultMessage='File uploading'
/>
) : (
<FormattedMessage
id='create_comment.files'
defaultMessage='Files uploading'
/>
)}
</span>
);
}
const {formatMessage} = this.props.intl;
return (
<form onSubmit={this.handleSubmit}>
<div className='post-create'>
<div
id={this.props.rootId}
className='post-create-body comment-create-body'
>
<div className='post-body__cell'>
<Textbox
onUserInput={this.handleUserInput}
onKeyPress={this.commentMsgKeyPress}
onKeyDown={this.handleKeyDown}
messageText={this.state.messageText}
createMessage={formatMessage(holders.addComment)}
initialText=''
supportsCommands={false}
id='reply_textbox'
ref='textbox'
/>
<FileUpload
ref='fileUpload'
getFileCount={this.getFileCount}
onClick={this.handleUploadClick}
onUploadStart={this.handleUploadStart}
onFileUpload={this.handleFileUploadComplete}
onUploadError={this.handleUploadError}
postType='comment'
channelId={this.props.channelId}
/>
</div>
</div>
<MsgTyping
channelId={this.props.channelId}
parentId={this.props.rootId}
/>
<div className={postFooterClassName}>
<input
type='button'
className='btn btn-primary comment-btn pull-right'
value={formatMessage(holders.comment)}
onClick={this.handleSubmit}
/>
{uploadsInProgressText}
{preview}
{postError}
{serverError}
</div>
</div>
</form>
);
}
}
CreateComment.propTypes = {
intl: intlShape.isRequired,
channelId: React.PropTypes.string.isRequired,
rootId: React.PropTypes.string.isRequired
};
export default injectIntl(CreateComment);