因此,我试图构建一个服务器端分页,它的工作方式类似于静态分页,我几乎做到了,但我遇到了一些似乎无法解决的问题.
这就是我的代码
const LiveIndex = (props) => {
const [currentPage, setCurrentPage] = useState(0);
const [isLoading, setLoading] = useState(false);
const startLoading = () => setLoading(true);
const stopLoading = () => setLoading(false);
useEffect(() => {
//After the component is mounted set router event handlers
Router.events.on("routeChangeStart", startLoading);
Router.events.on("routeChangeComplete", stopLoading);
return () => {
Router.events.off("routeChangeStart", startLoading);
Router.events.off("routeChangeComplete", stopLoading);
};
}, []);
const paginationHandler = (page) => {
const currentPath = props.router.pathname;
const currentQuery = props.router.query;
currentQuery.page = currentPage + 1;
props.router.push({
pathname: currentPath,
query: currentQuery,
});
setCurrentPage(currentQuery.page);
};
const backToLastPage = (page) => {
const currentPath = props.router.pathname;
const currentQuery = props.router.query;
currentQuery.page = currentPage - 1;
setCurrentPage(currentQuery.page); // THE code that breaks my code.
props.router.push({
pathname: currentPathh,
query: currentQueryy,
});
};
let content;
if (isLoading) {
content = (
<div>
<h2 class="loading-text">loading.</h2>
</div>
);
} else {
//Generating posts list
content = (
<div className="container">
<h2> Live Games - </h2>
<div className="columns is-multiline">
<p>{props.games.name}</p>
</div>
</div>
);
}
return (
<>
<div className={"container-md"}>
<div>{content}</div>
{props.games.length ? (
<a onClick={() => paginationHandler(currentPage)}> moore </a>
) : (
backToLastPage(currentPage)
)}
</div>
</>
);
};
export async function getServerSideProps({ query }) {
const page = query.page || 1; //if page empty we request the first page
const response = await fetch(
`exampleapi.com?sort=&page=${page}&per_page=10&token`
);
const data = await response.json();
return {
props: {
games: data,
},
};
}
export default withRouter(LiveIndex);
问题是我的backToLastPage
很好地完成了这项工作,但我无法在该函数中使用setCurrentPage()
,每次使用它时,我都会出现以下错误
Uncaught Invariant Violation: Too many re-renders. React limits the number of renders to prevent an infinite loop
如何在backToLast
函数中更新currentPage state的值
非常感谢.