@sendbird/uikit-react-native-foundation/lib/module/components/ImageWithPlaceholder/index.js

A foundational UI kit for building chat-enabled React Native apps.

import React, { useEffect, useRef, useState } from 'react';
import { Platform, StyleSheet } from 'react-native';
import { useForceUpdate } from '@sendbird/uikit-utils';
import createStyleSheet from '../../styles/createStyleSheet';
import useUIKitTheme from '../../theme/useUIKitTheme';
import Box from '../Box';
import Icon from '../Icon';
import Image from '../Image';
const useRetry = (hasError, retryCount = 5) => {
  // NOTE: Glide(fast-image) will retry automatically on Android
  if (Platform.OS === 'android') return '';
  const forceUpdate = useForceUpdate();
  const retryCountRef = useRef(1);
  const retryTimeoutRef = useRef();
  useEffect(() => {
    if (hasError) {
      const reloadReservation = () => {
        if (retryCountRef.current < retryCount) {
          retryTimeoutRef.current = setTimeout(() => {
            retryCountRef.current++;
            reloadReservation();
            forceUpdate();
          }, retryCountRef.current * 5000);
        }
      };
      return reloadReservation();
    } else {
      return clearTimeout(retryTimeoutRef.current);
    }
  }, [hasError]);
  return retryCountRef.current;
};
const ImageWithPlaceholder = props => {
  const {
    palette,
    select,
    colors
  } = useUIKitTheme();
  const [imageNotFound, setImageNotFound] = useState(false);
  const key = useRetry(imageNotFound);
  return /*#__PURE__*/React.createElement(Box, {
    style: [{
      overflow: 'hidden',
      width: props.width,
      height: props.height
    }, props.style],
    backgroundColor: select({
      dark: palette.background400,
      light: palette.background100
    })
  }, /*#__PURE__*/React.createElement(Image, {
    key: key,
    source: props.source,
    style: [StyleSheet.absoluteFill, imageNotFound && styles.hide],
    resizeMode: 'cover',
    resizeMethod: 'resize',
    onError: () => setImageNotFound(true),
    onLoad: () => setImageNotFound(false)
  }), imageNotFound && /*#__PURE__*/React.createElement(Icon, {
    containerStyle: StyleSheet.absoluteFill,
    icon: 'thumbnail-none',
    size: 48,
    color: colors.onBackground02
  }));
};
const styles = createStyleSheet({
  hide: {
    display: 'none'
  }
});
export default ImageWithPlaceholder;
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