Rocket.Chat.ReactNative/app/views/RoomView/LoadMore/index.tsx

73 lines
1.7 KiB
TypeScript

import React, { useEffect } from 'react';
import { ActivityIndicator, StyleSheet, Text } from 'react-native';
import { useDispatch } from 'react-redux';
import { MessageTypeLoad } from '../../../lib/constants';
import { MessageType, RoomType } from '../../../definitions';
import { useTheme } from '../../../theme';
import Touch from '../../../containers/Touch';
import sharedStyles from '../../Styles';
import I18n from '../../../i18n';
import { roomHistoryRequest } from '../../../actions/room';
import { useAppSelector } from '../../../lib/hooks';
const styles = StyleSheet.create({
button: {
paddingVertical: 16,
alignItems: 'center',
justifyContent: 'center'
},
text: {
fontSize: 16,
...sharedStyles.textMedium
}
});
const LoadMore = React.memo(
({
rid,
t,
loaderId,
type,
runOnRender
}: {
rid: string;
t: RoomType;
loaderId: string;
type: MessageType;
runOnRender: boolean;
}): React.ReactElement => {
const { colors } = useTheme();
const dispatch = useDispatch();
const loading = useAppSelector(state => state.room.historyLoaders.some(historyLoader => historyLoader === loaderId));
const handleLoad = () => dispatch(roomHistoryRequest({ rid, t, loaderId }));
useEffect(() => {
if (runOnRender) {
handleLoad();
}
}, []);
let text = 'Load_More';
if (type === MessageTypeLoad.NEXT_CHUNK) {
text = 'Load_Newer';
}
if (type === MessageTypeLoad.PREVIOUS_CHUNK) {
text = 'Load_Older';
}
return (
<Touch onPress={handleLoad} style={styles.button} enabled={!loading}>
{loading ? (
<ActivityIndicator color={colors.auxiliaryText} />
) : (
<Text style={[styles.text, { color: colors.titleText }]}>{I18n.t(text)}</Text>
)}
</Touch>
);
}
);
export default LoadMore;