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Merge pull request #2122 from ever-co/feat/pagination
Feat: Pagination and Infinity Scroll
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,22 +1,61 @@ | ||
| import React from 'react'; | ||
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| export const ObserverComponent = ({ isLast, getNextData }: { isLast: boolean; getNextData: () => any }) => { | ||
| export const ObserverComponent = ({ | ||
| isLast, | ||
| getNextData | ||
| }: { | ||
| root?: JSX.Element; | ||
| isLast: boolean; | ||
| getNextData: () => any; | ||
| }) => { | ||
| const cardRef = React.useRef<HTMLDivElement>(); | ||
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| React.useEffect(() => { | ||
| if (!cardRef?.current) return; | ||
|
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| const observer = new IntersectionObserver(([entry]) => { | ||
| if (isLast && entry.isIntersecting) { | ||
| // fetch with new Entry | ||
| console.log('IN OBSERVER'); | ||
| getNextData(); | ||
| observer.unobserve(entry.target); | ||
| const observer = new IntersectionObserver( | ||
| ([entry]) => { | ||
| if (isLast && entry.isIntersecting) { | ||
| // fetch with new Entry | ||
| console.log('IN OBSERVER'); | ||
| getNextData(); | ||
| observer.unobserve(entry.target); | ||
| } | ||
| }, | ||
| { | ||
| threshold: 1.0 | ||
| } | ||
| }); | ||
| ); | ||
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| observer.observe(cardRef.current); | ||
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| return () => { | ||
| // eslint-disable-next-line react-hooks/exhaustive-deps | ||
| cardRef.current && observer.unobserve(cardRef.current); | ||
| }; | ||
| }, [isLast, getNextData]); | ||
| // @ts-expect-error | ||
| return <div ref={cardRef} className="-z-10 h-2 bg-transparent " />; | ||
| }; | ||
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| export const useElementOnScreen = (options: IntersectionObserverInit | undefined) => { | ||
| const containerRef = React.useRef<HTMLDivElement>(); | ||
| const [isVisible, setIsVisible] = React.useState(); | ||
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| const cbFunction = (entries: any[]) => { | ||
| const [entry] = entries; | ||
| setIsVisible(entry.isIntersecting); | ||
| }; | ||
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| React.useEffect(() => { | ||
| const observer = new IntersectionObserver(cbFunction, options); | ||
| if (containerRef.current) observer.observe(containerRef.current); | ||
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| return () => { | ||
| // eslint-disable-next-line react-hooks/exhaustive-deps | ||
| if (containerRef.current) observer.unobserve(containerRef.current); | ||
| }; | ||
| }, [containerRef, options]); | ||
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| return [isVisible, containerRef]; | ||
| }; |
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