vn-verdnaturachat/app/presentation/RoomItem/LastMessage.js

62 lines
1.6 KiB
JavaScript

import React from 'react';
import { Text } from 'react-native';
import { shortnameToUnicode } from 'emoji-toolkit';
import PropTypes from 'prop-types';
import _ from 'lodash';
import I18n from '../../i18n';
import styles from './styles';
const formatMsg = ({
lastMessage, type, showLastMessage, username
}) => {
if (!showLastMessage) {
return '';
}
if (!lastMessage || lastMessage.pinned) {
return I18n.t('No_Message');
}
let prefix = '';
const isLastMessageSentByMe = lastMessage.u.username === username;
if (!lastMessage.msg && lastMessage.attachments && Object.keys(lastMessage.attachments).length) {
const user = isLastMessageSentByMe ? I18n.t('You') : lastMessage.u.username;
return I18n.t('User_sent_an_attachment', { user });
}
if (isLastMessageSentByMe) {
prefix = I18n.t('You_colon');
} else if (type !== 'd') {
prefix = `${ lastMessage.u.username }: `;
}
let msg = `${ prefix }${ lastMessage.msg.replace(/[\n\t\r]/igm, '') }`;
if (msg) {
msg = shortnameToUnicode(msg);
}
return msg;
};
const arePropsEqual = (oldProps, newProps) => _.isEqual(oldProps, newProps);
const LastMessage = React.memo(({
lastMessage, type, showLastMessage, username, alert
}) => (
<Text style={[styles.markdownText, alert && styles.markdownTextAlert]} numberOfLines={2}>
{formatMsg({
lastMessage, type, showLastMessage, username
})}
</Text>
), arePropsEqual);
LastMessage.propTypes = {
lastMessage: PropTypes.object,
type: PropTypes.string,
showLastMessage: PropTypes.bool,
username: PropTypes.string,
alert: PropTypes.bool
};
export default LastMessage;