From 3505cb7d6416d101a4fcb1be27fc22e0171bacd2 Mon Sep 17 00:00:00 2001
From: Mohamed Bassem <me@mbassem.com>
Date: Sun, 18 May 2025 16:58:08 +0100
Subject: refactor: Migrate from NextJs's API routes to Hono based routes for
 the API (#1432)

* Setup Hono and migrate the highlights API there

* Implement the tags and lists endpoint

* Implement the bookmarks and users endpoints

* Add the trpc error code adapter

* Remove the old nextjs handlers

* fix api key not found handling

* Fix trpc error handling

* Fix 204 handling

* Fix search ordering

* Implement the singlefile endpoint

* Implement the asset serving endpoints

* Implement webauth

* Add hono as a catch all route under api

* fix tests
---
 packages/api/utils/pagination.ts | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 packages/api/utils/pagination.ts

(limited to 'packages/api/utils/pagination.ts')

diff --git a/packages/api/utils/pagination.ts b/packages/api/utils/pagination.ts
new file mode 100644
index 00000000..12a0b950
--- /dev/null
+++ b/packages/api/utils/pagination.ts
@@ -0,0 +1,30 @@
+import { z } from "zod";
+
+import { MAX_NUM_BOOKMARKS_PER_PAGE } from "@karakeep/shared/types/bookmarks";
+import { zCursorV2 } from "@karakeep/shared/types/pagination";
+
+export const zPagination = z.object({
+  limit: z.coerce.number().max(MAX_NUM_BOOKMARKS_PER_PAGE).optional(),
+  cursor: z
+    .string()
+    .refine((val) => val.includes("_"), "Must be a valid cursor")
+    .transform((val) => {
+      const [id, createdAt] = val.split("_");
+      return { id, createdAt };
+    })
+    .pipe(z.object({ id: z.string(), createdAt: z.coerce.date() }))
+    .optional(),
+});
+
+export function adaptPagination<
+  T extends { nextCursor: z.infer<typeof zCursorV2> | null },
+>(input: T) {
+  const { nextCursor, ...rest } = input;
+  if (!nextCursor) {
+    return input;
+  }
+  return {
+    ...rest,
+    nextCursor: `${nextCursor.id}_${nextCursor.createdAt.toISOString()}`,
+  };
+}
-- 
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