From a951dfaf3701bbc531689ca75aeb6863c89fb24e Mon Sep 17 00:00:00 2001
From: Regalijan <r@regalijan.com>
Date: Sat, 26 Oct 2024 02:49:47 -0400
Subject: [PATCH] Create new short link endpoint

---
 functions/api/short-links/new.ts | 35 ++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 functions/api/short-links/new.ts

diff --git a/functions/api/short-links/new.ts b/functions/api/short-links/new.ts
new file mode 100644
index 0000000..3c434f6
--- /dev/null
+++ b/functions/api/short-links/new.ts
@@ -0,0 +1,35 @@
+import { jsonError } from "../../common.js";
+
+export async function onRequestPost(context: RequestContext) {
+  const { destination, path } = context.data.body;
+
+  if (typeof path !== "string" || path.length > 256)
+    return jsonError("Invalid path", 400);
+
+  const result = await context.env.D1.prepare(
+    "SELECT path FROM short_links WHERE path = ?;",
+  )
+    .bind(path)
+    .first();
+
+  if (result)
+    return jsonError(
+      "Short link with that path already exists, please choose a different one.",
+      400,
+    );
+
+  const url = new URL(destination);
+
+  if (!["http:", "https:"].includes(url.protocol))
+    return jsonError("Invalid URL", 400);
+
+  await context.env.D1.prepare(
+    "INSERT INTO short_links (created_at, destination, path, user) VALUES (?, ?, ?, ?);",
+  )
+    .bind(Date.now(), destination, path, context.data.current_user.id)
+    .run();
+
+  return new Response(null, {
+    status: 204,
+  });
+}