Rocket.Chat.ReactNative/app/views/DirectoryView/Options.tsx

import React, { useEffect, useRef } from 'react';
import { Animated, Easing, Text, TouchableWithoutFeedback, View } from 'react-native';

import Touch from '../../containers/Touch';
import { CustomIcon, TIconsName } from '../../containers/CustomIcon';
import Check from '../../containers/Check';
import I18n from '../../i18n';
import styles from './styles';
import Switch from '../../containers/Switch';
import { useTheme } from '../../theme';

const ANIMATION_DURATION = 200;
const ANIMATION_PROPS = {
	duration: ANIMATION_DURATION,
	easing: Easing.inOut(Easing.quad),
	useNativeDriver: true
};

interface IDirectoryOptionsProps {
	type: string;
	globalUsers: boolean;
	isFederationEnabled: boolean;
	close: Function;
	changeType: Function;
	toggleWorkspace(): void;
}

const DirectoryOptions = ({
	type: propType,
	globalUsers,
	isFederationEnabled,
	close: onClose,
	changeType,
	toggleWorkspace
}: IDirectoryOptionsProps) => {
	const animatedValue = useRef(new Animated.Value(0)).current;
	const { colors } = useTheme();

	useEffect(() => {
		Animated.timing(animatedValue, {
			toValue: 1,
			...ANIMATION_PROPS
		}).start();
	}, [animatedValue]);

	const close = () => {
		Animated.timing(animatedValue, {
			toValue: 0,
			...ANIMATION_PROPS
		}).start(() => onClose());
	};

	const renderItem = (itemType: string) => {
		let text = 'Users';
		let icon: TIconsName = 'user';
		if (itemType === 'channels') {
			text = 'Channels';
			icon = 'channel-public';
		}

		if (itemType === 'teams') {
			text = 'Teams';
			icon = 'teams';
		}

		return (
			<Touch onPress={() => changeType(itemType)} style={styles.dropdownItemButton} accessibilityLabel={I18n.t(text)}>
				<View style={styles.dropdownItemContainer}>
					<CustomIcon name={icon} size={22} color={colors.fontDefault} style={styles.dropdownItemIcon} />
					<Text style={[styles.dropdownItemText, { color: colors.fontDefault }]}>{I18n.t(text)}</Text>
					{propType === itemType ? <Check /> : null}
				</View>
			</Touch>
		);
	};

	const translateY = animatedValue.interpolate({
		inputRange: [0, 1],
		outputRange: [-326, 0]
	});

	const backdropOpacity = animatedValue.interpolate({
		inputRange: [0, 1],
		outputRange: [0, colors.backdropOpacity]
	});

	return (
		<>
			<TouchableWithoutFeedback onPress={close}>
				<Animated.View style={[styles.backdrop, { backgroundColor: colors.backdropColor, opacity: backdropOpacity }]} />
			</TouchableWithoutFeedback>
			<Animated.View style={[styles.dropdownContainer, { transform: [{ translateY }], backgroundColor: colors.surfaceRoom }]}>
				<Touch onPress={close} accessibilityLabel={I18n.t('Search_by')}>
					<View style={[styles.dropdownContainerHeader, styles.dropdownItemContainer, { borderColor: colors.strokeLight }]}>
						<Text style={[styles.dropdownToggleText, { color: colors.fontSecondaryInfo }]}>{I18n.t('Search_by')}</Text>
						<CustomIcon
							style={[styles.dropdownItemIcon, styles.inverted]}
							size={22}
							name='chevron-down'
							color={colors.fontHint}
						/>
					</View>
				</Touch>
				{renderItem('channels')}
				{renderItem('users')}
				{renderItem('teams')}
				{isFederationEnabled ? (
					<>
						<View style={[styles.dropdownSeparator, { backgroundColor: colors.strokeLight }]} />
						<View style={[styles.dropdownItemContainer, styles.globalUsersContainer]}>
							<View style={styles.globalUsersTextContainer}>
								<Text style={[styles.dropdownItemText, { color: colors.fontHint }]}>{I18n.t('Search_global_users')}</Text>
								<Text style={[styles.dropdownItemDescription, { color: colors.fontHint }]}>
									{I18n.t('Search_global_users_description')}
								</Text>
							</View>
							<Switch value={globalUsers} onValueChange={toggleWorkspace} />
						</View>
					</>
				) : null}
			</Animated.View>
		</>
	);
};

export default DirectoryOptions;