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157
src/components/ImageWithFallback/ImageWithFallback.tsx
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157
src/components/ImageWithFallback/ImageWithFallback.tsx
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import { Image, ImageProps, Skeleton } from "antd";
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import { CSSProperties, useCallback, useEffect, useRef, useState } from "react";
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import styles from "./ImageWithFallback.module.css";
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interface ImageWithFallbackProps extends ImageProps {
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fallbackSrc: string;
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borderRadius?: number | string;
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priority?: boolean;
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lazy?: boolean;
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placeholder?: "blur" | "empty";
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blurDataURL?: string;
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width?: number | string;
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height?: number | string;
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loadingContainerStyle?: CSSProperties;
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}
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const ImageWithFallback = ({
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fallbackSrc,
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src,
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borderRadius,
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style,
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alt,
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priority = false,
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lazy = true,
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width,
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height,
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loadingContainerStyle,
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...rest
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}: ImageWithFallbackProps) => {
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const [imgSrc, setImgSrc] = useState(src || fallbackSrc);
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const [isLoading, setIsLoading] = useState(true);
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const [isInView, setIsInView] = useState(false);
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const [hasError, setHasError] = useState(false);
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const imageRef = useRef<HTMLDivElement>(null);
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// Intersection Observer for lazy loading
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useEffect(() => {
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if (lazy && !priority) {
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const observer = new IntersectionObserver(
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([entry]) => {
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if (entry.isIntersecting) {
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setIsInView(true);
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observer.disconnect();
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}
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},
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{
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rootMargin: "50px", // Start loading 50px before the image comes into view
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threshold: 0.1,
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}
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);
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if (imageRef.current) {
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observer.observe(imageRef.current);
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}
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return () => observer.disconnect();
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} else {
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setIsInView(true);
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}
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}, [lazy, priority]);
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const handleError = useCallback(() => {
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setImgSrc(fallbackSrc);
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setHasError(true);
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setIsLoading(false);
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}, [fallbackSrc]);
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const handleLoad = useCallback(() => {
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setIsLoading(false);
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setHasError(false);
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}, []);
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// Combine custom style with borderRadius if provided
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const combinedStyle = {
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...style,
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...(borderRadius && { borderRadius }),
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};
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// Don't render the image until it's in view (for lazy loading)
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if (lazy && !priority && !isInView) {
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return (
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<div
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ref={imageRef}
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className={styles.loadingContainer}
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style={{
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...combinedStyle,
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height,
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width: width || 90,
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}}
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>
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<Skeleton.Image
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active
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style={{
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border: "none",
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height,
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width: width || 90,
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...loadingContainerStyle,
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}}
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/>
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</div>
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);
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}
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return (
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<div ref={imageRef} style={{ position: "relative", height }}>
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{isLoading && !hasError && (
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<div
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className={`${styles.loadingContainer} ${styles.loadingState}`}
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style={{
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zIndex: 1,
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borderRadius: borderRadius || "8px",
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height,
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width: width || 90,
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textAlign: "center",
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...loadingContainerStyle,
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}}
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>
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<Skeleton.Image
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active
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style={{
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height,
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width: width || 90,
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display: "flex",
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alignItems: "center",
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justifyContent: "center",
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position: "absolute",
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top: "50%",
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left: "50%",
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transform: "translate(-50%, -50%)",
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...loadingContainerStyle,
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}}
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/>
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</div>
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)}
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<Image
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src={imgSrc}
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onError={handleError}
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onLoad={handleLoad}
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style={{
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opacity: isLoading ? 0 : 1,
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transition: "opacity 0.3s ease-in-out",
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objectFit: "cover",
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...combinedStyle,
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}}
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alt={alt || ""}
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width={width}
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height={height}
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preview={false}
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{...rest}
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/>
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</div>
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);
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};
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export default ImageWithFallback;
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