73 lines
1.9 KiB
TypeScript
73 lines
1.9 KiB
TypeScript
import React from 'react';
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import { FlatList, Text, TouchableOpacity } 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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import { IEmoji, IEmojiCategory } from '../../definitions/IEmoji';
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const EMOJI_SIZE = 50;
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const renderEmoji = (emoji: IEmoji, size: number, baseUrl: string) => {
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if (emoji && emoji.isCustom) {
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return (
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<CustomEmoji
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style={[styles.customCategoryEmoji, { height: size - 16, width: size - 16 }]}
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emoji={emoji}
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baseUrl={baseUrl}
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/>
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);
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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(`:${emoji}:`)}
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</Text>
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);
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};
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class EmojiCategory extends React.Component<Partial<IEmojiCategory>> {
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renderItem(emoji: any) {
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const { baseUrl, onEmojiSelected } = this.props;
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return (
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<TouchableOpacity
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activeOpacity={0.7}
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key={emoji && emoji.isCustom ? emoji.content : emoji}
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onPress={() => onEmojiSelected!(emoji)}
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testID={`reaction-picker-${emoji && emoji.isCustom ? emoji.content : emoji}`}>
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{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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// @ts-ignore
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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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