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// @flow
import React, { Component } from 'react';
import { Layout, Container, Header } from './Layout';
import CustomScrollbars from './CustomScrollbars';
import { servers } from '../config';
import type { ServerInfo } from '../lib/backend';
import type { SettingsReduxState } from '../redux/settings/reducers';
import type { RelayLocation } from '../lib/ipc-facade';
export type SelectLocationProps = {
settings: SettingsReduxState,
onClose: () => void;
onSelect: (location: RelayLocation) => void;
};
export default class SelectLocation extends Component {
props: SelectLocationProps;
_selectedCell: ?HTMLElement;
_onSelect(location: RelayLocation) {
if (!this._isSelected(location)) {
this.props.onSelect(location);
}
}
_isSelected(selectedLocation: RelayLocation) {
const { relaySettings } = this.props.settings;
if(relaySettings.normal) {
const otherLocation = relaySettings.normal.location;
if(selectedLocation.country && otherLocation.country &&
selectedLocation.country === otherLocation.country) {
return true;
}
if(Array.isArray(selectedLocation.city) && Array.isArray(otherLocation.city)) {
const selectedCity = selectedLocation.city;
const otherCity = otherLocation.city;
return selectedCity.length === otherCity.length &&
selectedCity.every((v, i) => v === otherCity[i]);
}
}
return false;
}
drawCell(key: string, name: string, selected: bool, icon: ?string, onClick: (e: Event) => void): React.Element<*> {
const classes = ['select-location__cell'];
if(selected) {
classes.push('select-location__cell--selected');
}
const cellClass = classes.join(' ');
const onRef = selected ? (element) => {
this._selectedCell = element;
} : undefined;
return (
<div key={ key } className={ cellClass } onClick={ onClick } ref={ onRef }>
{ icon && <img className="select-location__cell-icon" src={ icon } />}
<div className="select-location__cell-label">{ name }</div>
{ selected && <img className="select-location__cell-accessory" src="./assets/images/icon-tick.svg" /> }
</div>
);
}
componentDidMount() {
// restore scroll to selected cell
const cell = this._selectedCell;
if(cell) {
// this is non-standard webkit method but it works great!
if(typeof(cell.scrollIntoViewIfNeeded) !== 'function') {
console.warn('HTMLElement.scrollIntoViewIfNeeded() is not available anymore! Please replace it with viable alternative.');
return;
}
cell.scrollIntoViewIfNeeded(true);
}
}
render(): React.Element<*> {
return (
<Layout>
<Header hidden={ true } style={ 'defaultDark' } />
<Container>
<div className="select-location">
<button className="select-location__close" onClick={ this.props.onClose } />
<div className="select-location__container">
<div className="select-location__header">
<h2 className="select-location__title">Select location</h2>
</div>
<CustomScrollbars autoHide={ true }>
<div>
<div className="select-location__subtitle">
While connected, your real location is masked with a private and secure location in the selected region
</div>
<div className="select-location__separator"></div>
{ (servers: Array<ServerInfo>).map((server) => {
const { address, name, country_code, city_code } = server;
const relayLocation = {
city: [ country_code, city_code ]
};
const selected = this._isSelected(relayLocation);
const clickHandler = () => this._onSelect(relayLocation);
return this.drawCell(address, name, selected, null, clickHandler);
}) }
</div>
</CustomScrollbars>
</div>
</div>
</Container>
</Layout>
);
}
}
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