feat: convert to nextjs

utils/rateLimiter.ts

@@ -0,0 +1,27 @@
+import prisma from '../prisma/prisma';
+
+export async function rateLimiter() {
+  if (!process.env.RATE_LIMIT) {
+    throw Error('Rate limit missing.');
+  }
+
+  const yesterday = new Date(Date.now() - 24 * 60 * 60 * 1000);
+
+  const consumersCount = await prisma.consumer.count({
+    where: {
+      createdAt: {
+        gt: yesterday
+      }
+    }
+  });
+
+  const purchaseListsCount = await prisma.purchaseList.count({
+    where: {
+      createdAt: {
+        gt: yesterday
+      }
+    }
+  });
+
+  return consumersCount + purchaseListsCount > parseInt(process.env.RATE_LIMIT);
+}