Added implementation for base page and log in log out

routes/_middleware.ts

@@ -0,0 +1,39 @@
+import { MiddlewareHandlerContext } from "$fresh/server.ts";
+import { getCookies } from "$std/http/cookie.ts";
+import { isJwtValid } from "@popov/jwt";
+
+
+const PUBLIC_ROUTES = ["/", "/login", "/logout", "/about", "/contact"];
+
+interface State {
+  isAuthenticated: boolean;
+}
+
+
+function isRoutePublic(route: string) {
+  return PUBLIC_ROUTES.includes(route) || route.match(/\..+$/);
+}
+
+
+export const handler = [
+  async function checkAuthentication(request: Request, context: MiddlewareHandlerContext<State>) {
+    const cookies = getCookies(request.headers);
+    context.state.isAuthenticated = await isJwtValid(cookies["sessionToken"] ?? "", "NEED TO CHANGE THIS KEY FURTHER IN DEV");
+
+    return context.next();
+  },
+  async function ensureAuthentication(request: Request, context: MiddlewareHandlerContext<State>) {
+    const url = new URL(request.url);
+
+    if (!isRoutePublic(url.pathname) && !context.state.isAuthenticated) {
+      return new Response(null, {
+        status: 302,
+        headers: {
+          Location: "/login"
+        }
+      });
+    }
+
+    return context.next();
+  }
+];