75 lines
2.0 KiB
TypeScript
75 lines
2.0 KiB
TypeScript
import React from 'react';
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import { Text, TouchableOpacity, FlatList } from 'react-native';
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import shortnameToUnicode from '../../utils/shortnameToUnicode';
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import styles from './styles';
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import CustomEmoji from './CustomEmoji';
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import scrollPersistTaps from '../../utils/scrollPersistTaps';
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const EMOJI_SIZE: number = 50;
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interface IEmoji {
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baseUrl: string;
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emojis: any;
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onEmojiSelected({}: any): void;
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emojisPerRow: number;
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width: number;
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}
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const renderEmoji = (emoji: any, size: number, baseUrl: string) => {
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if (emoji && emoji.isCustom) {
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return <CustomEmoji style={[styles.customCategoryEmoji, { height: size - 16, width: size - 16 }]} emoji={emoji} baseUrl={baseUrl} />;
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}
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return (
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<Text style={[styles.categoryEmoji, { height: size, width: size, fontSize: size - 14 }]}>
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{shortnameToUnicode(`:${ emoji }:`)}
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</Text>
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);
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};
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class EmojiCategory extends React.Component<IEmoji> {
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renderItem(emoji: any) {
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const { baseUrl, onEmojiSelected } = this.props;
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return (
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<TouchableOpacity
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activeOpacity={0.7}
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key={emoji && emoji.isCustom ? emoji.content : emoji}
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onPress={() => onEmojiSelected(emoji)}
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testID={`reaction-picker-${ emoji && emoji.isCustom ? emoji.content : emoji }`}
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>
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{renderEmoji(emoji, EMOJI_SIZE, baseUrl)}
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</TouchableOpacity>
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);
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}
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render() {
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const { emojis, width } = this.props;
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if (!width) {
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return null;
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}
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const numColumns = Math.trunc(width / EMOJI_SIZE);
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const marginHorizontal = (width - (numColumns * EMOJI_SIZE)) / 2;
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return (
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<FlatList
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contentContainerStyle={{ marginHorizontal }}
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// rerender FlatList in case of width changes
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key={`emoji-category-${ width }`}
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keyExtractor={item => (item && item.isCustom && item.content) || item}
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data={emojis}
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extraData={this.props}
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renderItem={({ item }) => this.renderItem(item)}
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numColumns={numColumns}
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initialNumToRender={45}
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removeClippedSubviews
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{...scrollPersistTaps}
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/>
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);
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}
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}
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export default EmojiCategory;
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