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// @flow
import { FieldTextStateless } from '@atlaskit/field-text';
import React, { Component } from 'react';
import { withTranslation } from 'react-i18next';
import { connect } from 'react-redux';
import type { Dispatch } from 'redux';
import { compose } from 'redux';
import config from '../../config';
import { getExternalApiURL } from '../../utils';
import { setServerURL } from '../actions';
import { Form } from '../styled';
type Props = {
/**
* Redux dispatch.
*/
dispatch: Dispatch<*>;
/**
* Default Jitsi Meet Server URL in (redux) store.
*/
_serverURL: string;
/**
* I18next translation function.
*/
t: Function;
};
type State = {
/**
* Whether the url of the Jitsi Meet Server valid.
*/
isValid: boolean;
/**
* Default Jitsi Meet Server URL in (local) state.
*/
serverURL: string;
};
/**
* Default Server URL field text placed in the Settings drawer.
*/
class ServerURLField extends Component<Props, State> {
/**
* Initializes a new {@code ServerURLField} instance.
*
* @inheritdoc
*/
constructor(props) {
super(props);
this.state = {
isValid: true,
serverURL: props._serverURL
};
this._onServerURLChange = this._onServerURLChange.bind(this);
this._onServerURLSubmit = this._onServerURLSubmit.bind(this);
}
/**
* Render function of component.
*
* @returns {ReactElement}
*/
render() {
const { t } = this.props;
return (
<Form onSubmit = { this._onServerURLSubmit }>
<FieldTextStateless
invalidMessage = { t('settings.invalidServer') }
isInvalid = { !this.state.isValid }
isValidationHidden = { this.state.isValid }
label = { t('settings.serverUrl') }
onBlur = { this._onServerURLSubmit }
onChange = { this._onServerURLChange }
placeholder = { config.defaultServerURL }
shouldFitContainer = { true }
type = 'text'
value = { this.state.serverURL } />
</Form>
);
}
_onServerURLChange: (*) => void;
/**
* Updates Server URL in (redux) state when it is updated.
*
* @param {SyntheticInputEvent<HTMLInputElement>} event - Event by which
* this function is called.
* @returns {void}
*/
_onServerURLChange(event: SyntheticInputEvent<HTMLInputElement>) {
this.setState({
serverURL: event.currentTarget.value
}, this._validateServerURL);
}
_onServerURLSubmit: (*) => void;
/**
* Updates Server URL in (redux) store when it is updated.
*
* @param {Event} event - Event by which this function is called.
* @returns {void}
*/
_onServerURLSubmit(event: Event) {
event.preventDefault();
if (this.state.isValid) {
this.props.dispatch(setServerURL(this.state.serverURL));
}
}
/**
* Validates the Server URL by fetching external_api.js using the HEAD
* method.
*
* @returns {void}
*/
_validateServerURL() {
fetch(getExternalApiURL(this.state.serverURL), {
method: 'HEAD'
})
.then((response: Object) => {
this.setState({
isValid: response.ok
});
})
.catch(() => {
this.setState({
isValid: false
});
});
}
}
/**
* Maps (parts of) the redux store to the React props.
*
* @param {Object} state - The redux state.
* @returns {{
* _serverURL: string
* }}
*/
function _mapStateToProps(state: Object) {
return {
_serverURL: state.settings.serverURL
};
}
export default compose(connect(_mapStateToProps), withTranslation())(ServerURLField);
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