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import type { NextRequest } from "next/server";
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import { NextResponse } from "next/server";
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import { LOCALE } from "locales/misc";
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export function middleware(request: NextRequest) {
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  // check the incoming request's URL path for known locales and rewrites the URL to a `/lang/[locale]`.
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  // Otherwise, the `/[owner]` route will be used!
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  for (const locale of LOCALE) {
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    if (request.nextUrl.pathname.startsWith(`/${locale}`)) {
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      return NextResponse.rewrite(new URL(`/lang/${locale}`, request.url));
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    }
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    // This normalizes /lang/[locale] and /lang/[locale]/foo to /[locale] and /[locale]/foo
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    if (request.nextUrl.pathname.startsWith(`/lang/${locale}`)) {
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      return NextResponse.redirect(
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        new URL(
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          request.nextUrl.pathname.replace(`/lang/${locale}`, `/${locale}`),
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          request.url,
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        ),
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      );
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    }
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  }
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}
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