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// Copyright (c) 2015 Spinpunch, Inc. All Rights Reserved.
// See License.txt for license information.
var client = require('../utils/client.jsx');
var AsyncClient =require('../utils/async_client.jsx');
var SocketStore = require('../stores/socket_store.jsx');
var ChannelStore = require('../stores/channel_store.jsx');
var Textbox = require('./textbox.jsx');
var MsgTyping = require('./msg_typing.jsx');
var FileUpload = require('./file_upload.jsx');
var FilePreview = require('./file_preview.jsx');
var Constants = require('../utils/constants.jsx');
module.exports = React.createClass({
lastTime: 0,
handleSubmit: function(e) {
e.preventDefault();
if (this.state.uploadsInProgress > 0) return;
if (this.state.submitting) return;
var 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({ post_error: 'Comment length must be less than '+Constants.CHARACTER_LIMIT+' characters.' });
return;
}
post.channel_id = this.props.channelId;
post.root_id = this.props.rootId;
post.parent_id = this.props.parentId;
post.filenames = this.state.previews;
this.setState({ submitting: true });
client.createPost(post, ChannelStore.getCurrent(),
function(data) {
this.setState({ messageText: '', submitting: false, post_error: null });
this.clearPreviews();
AsyncClient.getPosts(true, this.props.channelId);
var channel = ChannelStore.get(this.props.channelId);
var member = ChannelStore.getMember(this.props.channelId);
member.msg_count = channel.total_msg_count;
member.last_viewed_at = (new Date).getTime();
ChannelStore.setChannelMember(member);
}.bind(this),
function(err) {
var state = {}
state.server_error = err.message;
this.setState(state);
if (err.message === "Invalid RootId parameter") {
if ($('#post_deleted').length > 0) $('#post_deleted').modal('show');
}
}.bind(this)
);
},
commentMsgKeyPress: function(e) {
if (e.which == 13 && !e.shiftKey && !e.altKey) {
e.preventDefault();
this.refs.textbox.getDOMNode().blur();
this.handleSubmit(e);
}
var t = new Date().getTime();
if ((t - this.lastTime) > 5000) {
SocketStore.sendMessage({channel_id: this.props.channelId, action: "typing", props: {"parent_id": this.props.rootId} });
this.lastTime = t;
}
},
handleUserInput: function(messageText) {
$(".post-right__scroll").scrollTop($(".post-right__scroll")[0].scrollHeight);
$(".post-right__scroll").perfectScrollbar('update');
this.setState({messageText: messageText});
},
handleFileUpload: function(newPreviews) {
$(".post-right__scroll").scrollTop($(".post-right__scroll")[0].scrollHeight);
$(".post-right__scroll").perfectScrollbar('update');
var oldPreviews = this.state.previews;
var num = this.state.uploadsInProgress;
this.setState({previews: oldPreviews.concat(newPreviews), uploadsInProgress:num-1});
},
handleUploadError: function(err) {
this.setState({ server_error: err });
},
clearPreviews: function() {
this.setState({previews: []});
},
removePreview: function(filename) {
var previews = this.state.previews;
for (var i = 0; i < previews.length; i++) {
if (previews[i] === filename) {
previews.splice(i, 1);
break;
}
}
this.setState({previews: previews});
},
getInitialState: function() {
return { messageText: '', uploadsInProgress: 0, previews: [], submitting: false };
},
setUploads: function(val) {
var num = this.state.uploadsInProgress + val;
this.setState({uploadsInProgress: num});
},
render: function() {
var server_error = this.state.server_error ? <div className='form-group has-error'><label className='control-label'>{ this.state.server_error }</label></div> : null;
var post_error = this.state.post_error ? <label className='control-label'>{this.state.post_error}</label> : null;
var preview = <div/>;
if (this.state.previews.length > 0 || this.state.uploadsInProgress > 0) {
preview = (
<FilePreview
files={this.state.previews}
onRemove={this.removePreview}
uploadsInProgress={this.state.uploadsInProgress} />
);
}
var limit_previews = ""
if (this.state.previews.length > 5) {
limit_previews = <div className='has-error'><label className='control-label'>{ "Note: While all files will be available, only first five will show thumbnails." }</label></div>
}
if (this.state.previews.length > 20) {
limit_previews = <div className='has-error'><label className='control-label'>{ "Note: Uploads limited to 20 files maximum. Please use additional posts for more files." }</label></div>
}
return (
<form onSubmit={this.handleSubmit}>
<div className="post-create">
<div id={this.props.rootId} className="post-create-body comment-create-body">
<Textbox
onUserInput={this.handleUserInput}
onKeyPress={this.commentMsgKeyPress}
messageText={this.state.messageText}
createMessage="Create a comment..."
initialText=""
id="reply_textbox"
ref="textbox" />
<FileUpload
setUploads={this.setUploads}
onFileUpload={this.handleFileUpload}
onUploadError={this.handleUploadError} />
</div>
<MsgTyping channelId={this.props.channelId} parentId={this.props.rootId} />
<div className={post_error ? 'has-error' : 'post-create-footer'}>
<input type="button" className="btn btn-primary comment-btn pull-right" value="Add Comment" onClick={this.handleSubmit} />
{ post_error }
{ server_error }
{ limit_previews }
</div>
</div>
{ preview }
</form>
);
}
});
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