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// Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
import ReactDOM from 'react-dom';
import AppDispatcher from '../dispatcher/app_dispatcher.jsx';
import Client from 'client/web_client.jsx';
import Constants from 'utils/constants.jsx';
import * as Utils from 'utils/utils.jsx';
import PreferenceStore from 'stores/preference_store.jsx';
import {intlShape, injectIntl, defineMessages, FormattedMessage} from 'react-intl';
import {Modal} from 'react-bootstrap';
const holders = defineMessages({
error: {
id: 'edit_channel_header_modal.error',
defaultMessage: 'This channel header is too long, please enter a shorter one'
}
});
import React from 'react';
class EditChannelHeaderModal extends React.Component {
constructor(props) {
super(props);
this.handleChange = this.handleChange.bind(this);
this.handleSubmit = this.handleSubmit.bind(this);
this.handleKeyDown = this.handleKeyDown.bind(this);
this.onShow = this.onShow.bind(this);
this.onHide = this.onHide.bind(this);
this.onPreferenceChange = this.onPreferenceChange.bind(this);
this.ctrlSend = PreferenceStore.getBool(Constants.Preferences.CATEGORY_ADVANCED_SETTINGS, 'send_on_ctrl_enter');
this.state = {
header: props.channel.header,
serverError: '',
submitted: false
};
}
componentDidMount() {
if (this.props.show) {
this.onShow();
}
PreferenceStore.addChangeListener(this.onPreferenceChange);
}
componentWillUnmount() {
PreferenceStore.removeChangeListener(this.onPreferenceChange);
}
componentWillReceiveProps(nextProps) {
if (this.props.channel.header !== nextProps.channel.header && !this.props.show) {
this.setState({
header: nextProps.channel.header,
submitted: false
});
}
}
componentDidUpdate(prevProps) {
if (this.props.show && !prevProps.show) {
this.onShow();
}
}
handleChange(e) {
this.setState({
header: e.target.value
});
}
onPreferenceChange() {
this.ctrlSend = PreferenceStore.getBool(Constants.Preferences.CATEGORY_ADVANCED_SETTINGS, 'send_on_ctrl_enter');
}
handleSubmit() {
this.setState({submitted: true});
Client.updateChannelHeader(
this.props.channel.id,
this.state.header,
(channel) => {
this.setState({serverError: ''});
this.onHide();
AppDispatcher.handleServerAction({
type: Constants.ActionTypes.RECEIVED_CHANNEL,
channel
});
},
(err) => {
if (err.id === 'api.context.invalid_param.app_error') {
this.setState({serverError: this.props.intl.formatMessage(holders.error)});
} else {
this.setState({serverError: err.message});
}
}
);
}
onShow() {
const textarea = ReactDOM.findDOMNode(this.refs.textarea);
Utils.placeCaretAtEnd(textarea);
this.submitted = false;
}
onHide() {
this.setState({
serverError: '',
header: this.props.channel.header
});
this.props.onHide();
}
handleKeyDown(e) {
if (this.ctrlSend && e.keyCode === Constants.KeyCodes.ENTER && e.ctrlKey) {
e.preventDefault();
this.handleSubmit(e);
} else if (!this.ctrlSend && e.keyCode === Constants.KeyCodes.ENTER && !e.shiftKey && !e.altKey) {
e.preventDefault();
this.handleSubmit(e);
}
}
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>;
}
let headerTitle = null;
if (this.props.channel.type === Constants.DM_CHANNEL) {
headerTitle = (
<FormattedMessage
id='edit_channel_header_modal.title_dm'
defaultMessage='Edit Header'
/>
);
} else {
headerTitle = (
<FormattedMessage
id='edit_channel_header_modal.title'
defaultMessage='Edit Header for {channel}'
values={{
channel: this.props.channel.display_name
}}
/>
);
}
return (
<Modal
show={this.props.show}
onHide={this.onHide}
>
<Modal.Header closeButton={true}>
<Modal.Title>
{headerTitle}
</Modal.Title>
</Modal.Header>
<Modal.Body>
<p>
<FormattedMessage
id='edit_channel_header_modal.description'
defaultMessage='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'
value={this.state.header}
onChange={this.handleChange}
onKeyDown={this.handleKeyDown}
/>
{serverError}
</Modal.Body>
<Modal.Footer>
<button
type='button'
className='btn btn-default'
onClick={this.onHide}
>
<FormattedMessage
id='edit_channel_header_modal.cancel'
defaultMessage='Cancel'
/>
</button>
<button
disabled={this.state.submitted}
type='button'
className='btn btn-primary'
onClick={this.handleSubmit}
>
<FormattedMessage
id='edit_channel_header_modal.save'
defaultMessage='Save'
/>
</button>
</Modal.Footer>
</Modal>
);
}
}
EditChannelHeaderModal.propTypes = {
intl: intlShape.isRequired,
show: React.PropTypes.bool.isRequired,
onHide: React.PropTypes.func.isRequired,
channel: React.PropTypes.object.isRequired
};
export default injectIntl(EditChannelHeaderModal);
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