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middleware.ts

@@ -0,0 +1,57 @@
+import { createServerClient } from "@supabase/ssr";
+import { NextResponse, type NextRequest } from "next/server";
+
+export async function middleware(request: NextRequest) {
+    let response = NextResponse.next({
+        request: {
+            headers: request.headers,
+        },
+    });
+
+    const supabase = createServerClient(
+        process.env.NEXT_PUBLIC_SUPABASE_URL!,
+        process.env.NEXT_PUBLIC_SUPABASE_ANON_KEY!,
+        {
+            cookies: {
+                getAll() {
+                    return request.cookies.getAll();
+                },
+                setAll(cookiesToSet) {
+                    cookiesToSet.forEach(({ name, value, options }) =>
+                        request.cookies.set(name, value)
+                    );
+                    response = NextResponse.next({
+                        request: {
+                            headers: request.headers,
+                        },
+                    });
+                    cookiesToSet.forEach(({ name, value, options }) =>
+                        response.cookies.set(name, value, options)
+                    );
+                },
+            },
+        }
+    );
+
+    const {
+        data: { user },
+    } = await supabase.auth.getUser();
+
+    // Protected routes
+    if (!user && request.nextUrl.pathname.startsWith("/dashboard")) {
+        return NextResponse.redirect(new URL("/login", request.url));
+    }
+
+    // Redirect to dashboard if logged in and trying to access auth pages
+    if (user && (request.nextUrl.pathname.startsWith("/login") || request.nextUrl.pathname.startsWith("/signup"))) {
+        return NextResponse.redirect(new URL("/dashboard", request.url));
+    }
+
+    return response;
+}
+
+export const config = {
+    matcher: [
+        "/((?!_next/static|_next/image|favicon.ico|.*\\.(?:svg|png|jpg|jpeg|gif|webp)$).*)",
+    ],
+};