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// 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 Constants from '../utils/constants.jsx';
import * as Utils from '../utils/utils.jsx';
const Modal = ReactBootstrap.Modal;
export default class EditChannelHeaderModal extends React.Component {
constructor(props) {
super(props);
this.handleChange = this.handleChange.bind(this);
this.handleSubmit = this.handleSubmit.bind(this);
this.onShow = this.onShow.bind(this);
this.onHide = this.onHide.bind(this);
this.state = {
header: props.channel.header,
serverError: ''
};
}
componentDidMount() {
if (this.props.show) {
this.onShow();
}
}
componentWillReceiveProps(nextProps) {
if (this.props.channel.header !== nextProps.channel.header) {
this.setState({
header: nextProps.channel.header
});
}
}
componentDidUpdate(prevProps) {
if (this.props.show && !prevProps.show) {
this.onShow();
}
}
handleChange(e) {
this.setState({
header: e.target.value
});
}
handleSubmit() {
Client.updateChannelHeader(
this.props.channel.id,
this.state.header,
(channel) => {
this.setState({serverError: ''});
this.onHide();
AppDispatcher.handleServerAction({
type: Constants.ActionTypes.RECIEVED_CHANNEL,
channel
});
},
(err) => {
if (err.message === 'Invalid channel_header parameter') {
this.setState({serverError: 'This channel header is too long, please enter a shorter one'});
} else {
this.setState({serverError: err.message});
}
}
);
}
onShow() {
const textarea = ReactDOM.findDOMNode(this.refs.textarea);
Utils.placeCaretAtEnd(textarea);
}
onHide() {
this.setState({
serverError: '',
header: this.props.channel.header
});
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>;
}
return (
<Modal
show={this.props.show}
onHide={this.onHide}
>
<Modal.Header closeButton={true}>
<Modal.Title>{'Edit Header for ' + this.props.channel.display_name}</Modal.Title>
</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'
value={this.state.header}
onChange={this.handleChange}
/>
{serverError}
</Modal.Body>
<Modal.Footer>
<button
type='button'
className='btn btn-default'
onClick={this.onHide}
>
{'Cancel'}
</button>
<button
type='button'
className='btn btn-primary'
onClick={this.handleSubmit}
>
{'Save'}
</button>
</Modal.Footer>
</Modal>
);
}
}
EditChannelHeaderModal.propTypes = {
show: React.PropTypes.bool.isRequired,
onHide: React.PropTypes.func.isRequired,
channel: React.PropTypes.object.isRequired
};
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