Initial commit: KOC LOOP platform

lib/partner-utils.ts

@@ -0,0 +1,29 @@
+import { hashText } from "./mvp-db";
+import {
+  extractXhsPublishUrl,
+  safeHttpUrl,
+} from "./publish-url";
+
+export { extractXhsPublishUrl } from "./publish-url";
+
+export function accountFromPublishLink(input: string, nickname: string) {
+  const url = safeHttpUrl(extractXhsPublishUrl(input));
+  if (!url) return null;
+  const platform =
+    url.hostname.includes("xiaohongshu") || url.hostname.includes("xhslink")
+      ? "小红书"
+      : "其他平台";
+  const noteId =
+    url.pathname.match(
+      /\/(?:discovery\/item|explore)\/([A-Za-z0-9_-]{8,80})/,
+    )?.[1] ?? "";
+  const platformUid = `pending-${hashText(
+    noteId || `${url.origin}${url.pathname}`,
+  )}`;
+  return {
+    platform,
+    platformUid,
+    nickname,
+    profileUrl: "",
+  };
+}