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import * as React from 'react';
import styled from 'styled-components';
import { colors } from '../../config.json';
import { messages } from '../../shared/gettext';
import { AriaInputGroup } from './AriaGroup';
import { CustomScrollbarsRef } from './CustomScrollbars';
import { Container, Layout } from './Layout';
import {
BackBarItem,
NavigationBar,
NavigationContainer,
NavigationItems,
NavigationScrollbars,
TitleBarItem,
} from './NavigationBar';
import Selector, { ISelectorItem } from './cell/Selector';
import SettingsHeader, { HeaderTitle } from './SettingsHeader';
interface IProps {
preferredLocale: string;
preferredLocalesList: Array<{ name: string; code: string }>;
setPreferredLocale: (locale: string) => void;
onClose: () => void;
}
interface IState {
source: Array<ISelectorItem<string>>;
}
const StyledContainer = styled(Container)({
backgroundColor: colors.darkBlue,
});
const StyledNavigationScrollbars = styled(NavigationScrollbars)({
flex: 1,
});
const StyledSelector = (styled(Selector)({
marginBottom: 0,
}) as unknown) as new <T>() => Selector<T>;
export default class SelectLanguage extends React.Component<IProps, IState> {
private scrollView = React.createRef<CustomScrollbarsRef>();
private selectedCellRef = React.createRef<HTMLButtonElement>();
constructor(props: IProps) {
super(props);
this.state = {
source: [
...this.props.preferredLocalesList.map((item) => ({ label: item.name, value: item.code })),
],
};
}
public componentDidMount() {
this.scrollToSelectedCell();
}
public render() {
return (
<Layout>
<StyledContainer>
<NavigationContainer>
<NavigationBar>
<NavigationItems>
<BackBarItem action={this.props.onClose}>
{
// TRANSLATORS: Back button in navigation bar
messages.pgettext('navigation-bar', 'Settings')
}
</BackBarItem>
<TitleBarItem>
{
// TRANSLATORS: Title label in navigation bar
messages.pgettext('select-language-nav', 'Select language')
}
</TitleBarItem>
</NavigationItems>
</NavigationBar>
<StyledNavigationScrollbars ref={this.scrollView}>
<SettingsHeader>
<HeaderTitle>
{messages.pgettext('select-language-nav', 'Select language')}
</HeaderTitle>
</SettingsHeader>
<AriaInputGroup>
<StyledSelector
title=""
values={this.state.source}
value={this.props.preferredLocale}
onSelect={this.props.setPreferredLocale}
selectedCellRef={this.selectedCellRef}
/>
</AriaInputGroup>
</StyledNavigationScrollbars>
</NavigationContainer>
</StyledContainer>
</Layout>
);
}
private scrollToSelectedCell() {
const ref = this.selectedCellRef.current;
const scrollView = this.scrollView.current;
if (scrollView && ref) {
if (ref instanceof HTMLElement) {
scrollView.scrollToElement(ref, 'middle');
}
}
}
}
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