現在,我在每個頁面上都使用身份驗證,但我想在 _app.tsx 檔案中全域定義它。
現在,我的組件
const Home: NextPage = () => {
const { session, loading } = useAuth();
if (!session) {
return <UnAuthenticated />
}
return (
<p>You are signed In </p>
)
};
useAuth是一個提供會話物件的自定義鉤子,它使用 react-query
export function useAuth(refreshInterval?: number) {
const { error, data } = useQuery("sessionURL", fetchSession, {
refetchOnWindowFocus: true,
refetchOnMount: true,
refetchOnReconnect: true,
refetchInterval: refreshInterval || 25000,
});
return {
session: data,
loading: typeof data === "undefined" && typeof error === "undefined",
};
}
_app.tsx
import type { AppProps } from "next/app";
import { SessionProvider } from "next-auth/react";
import { QueryClient, QueryClientProvider } from "react-query";
function MyApp({ Component, pageProps: { session, ...pageProps } }: AppProps) {
const queryClient = new QueryClient();
return (
<QueryClientProvider client={queryClient}>
<SessionProvider session={session}>
<Component {...pageProps} />
</SessionProvider>
</QueryClientProvider>
);
}
使用這種方法,我必須在每個組件中定義未經身份驗證的路由。我想在_app.tsx中全域定義它,如下所示
import { SessionProvider } from "next-auth/react";
import { QueryClient, QueryClientProvider } from "react-query";
import { useAuth } from "../utils/Hooks";
function MyApp({ Component, pageProps: { session, ...pageProps } }: AppProps) {
const queryClient = new QueryClient();
const { session, loading } = useAuth();
if (!session) {
return <UnAuthenticated />
}
return (
<QueryClientProvider client={queryClient}>
<SessionProvider session={session}>
<Component {...pageProps} />
</SessionProvider>
</QueryClientProvider>
);
}
export default MyApp;
但問題是 useAuth 在其中使用 useQuery 并且它給出了合法的包裝錯誤。
我怎樣才能讓它作業,有什么方法可以全域定義身份驗證???
uj5u.com熱心網友回復:
所以我認為為此你應該創建一個包裝器組件,它自己進行檢查,然后渲染出東西,這樣你就不需要為每個頁面重復它。
// AuthWrapper.tsx
import UnAuthenticated from "./UnAuthenticated";
import useAuth from "../hooks/useAuth";
import { PropsWithChildren } from "react";
const AuthWrapper = ({ children }: PropsWithChildren<{}>) => {
const { session, loading } = useAuth();
if (!session) {
return <UnAuthenticated />;
}
return <>{children}</>;
};
export default AuthWrapper;
然后_app.tsx像這樣使用它(感謝@Janik)你甚至可以通過使用這個小技巧來阻止某些頁面進行身份驗證
import { SessionProvider } from "next-auth/react";
import { QueryClient, QueryClientProvider } from "react-query";
import { useAuth } from "../utils/Hooks";
import { useRouter } from "next/router";
import AuthWrapper from "../components/AuthProvider";
// Pages that don't require auth
const publicPages = ["/sign-in", "/sign-up"]; // or more if you want
function MyApp({ Component, pageProps: { session, ...pageProps } }: AppProps) {
const queryClient = new QueryClient();
const router = useRouter();
const isPublicPage = publicPages.includes(router.pathname);
return (
<QueryClientProvider client={queryClient}>
<SessionProvider session={session}>
{isPublicPage ? (
<Component {...pageProps} />
) : (
<AuthWrapper>
<Component {...pageProps} />
</AuthWrapper>
)}
</SessionProvider>
</QueryClientProvider>
);
}
export default MyApp;
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