Dorabiamy funkcjonalnosci w TV

src/pages/api/range/has-streets.js

@@ -0,0 +1,29 @@
+import { getDb } from "../db.js";
+
+export async function GET({ request }) {
+  const city = new URL(request.url).searchParams.get("city")?.trim() || "";
+
+  if (!city) {
+    return new Response(JSON.stringify({ hasStreets: false }), {
+      headers: { "Content-Type": "application/json; charset=utf-8" },
+    });
+  }
+
+  const db = getDb();
+
+  const row = db
+    .prepare(
+      `SELECT COUNT(*) AS cnt
+       FROM ranges
+       WHERE LOWER(city) = LOWER(?)
+         AND TRIM(street) <> ''`
+    )
+    .get(city);
+
+  return new Response(
+    JSON.stringify({ hasStreets: row.cnt > 0 }),
+    {
+      headers: { "Content-Type": "application/json; charset=utf-8" },
+    }
+  );
+}