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middleware.ts

@@ -0,0 +1,33 @@
+import {NextRequest, NextResponse} from "next/server";
+
+const AUTH_COOKIE_NAME = "storeai-auth";
+const PROTECTED_PREFIXES = ["/dashboard", "/onboarding"];
+const AUTH_PATHS = ["/login", "/signup"];
+
+export function middleware(request: NextRequest) {
+    const {pathname, search} = request.nextUrl;
+    const isAuthenticated = request.cookies.get(AUTH_COOKIE_NAME)?.value === "1";
+    const isProtectedPath = PROTECTED_PREFIXES.some((prefix) => pathname === prefix || pathname.startsWith(`${prefix}/`));
+    const isAuthPath = AUTH_PATHS.includes(pathname);
+
+    if (isProtectedPath && !isAuthenticated) {
+        const url = request.nextUrl.clone();
+        url.pathname = "/login";
+        url.search = "";
+        url.searchParams.set("next", `${pathname}${search}`);
+        return NextResponse.redirect(url);
+    }
+
+    if (isAuthPath && isAuthenticated) {
+        const url = request.nextUrl.clone();
+        url.pathname = "/dashboard";
+        url.search = "";
+        return NextResponse.redirect(url);
+    }
+
+    return NextResponse.next();
+}
+
+export const config = {
+    matcher: ["/dashboard/:path*", "/onboarding/:path*", "/login", "/signup"],
+};