snapshot of https://github.com/marmelab/atomic-crm.git (main, 2026-09-18; blobs > 131072B omitted)

supabase/functions/users/secondaryEmails.ts

@@ -0,0 +1,22 @@
+const EMAIL_PATTERN = /^[^\s@,]+@[^\s@,]+\.[^\s@,]+$/;
+
+export const MAX_SECONDARY_EMAILS = 10;
+
+export const normalizeSecondaryEmails = (
+  secondaryEmails: unknown,
+): string[] | undefined => {
+  if (!Array.isArray(secondaryEmails)) {
+    return undefined;
+  }
+  return [
+    ...new Set(
+      secondaryEmails
+        .filter((email): email is string => typeof email === "string")
+        .map((email) => email.trim().toLowerCase())
+        .filter(Boolean),
+    ),
+  ];
+};
+
+export const findInvalidEmail = (emails: string[]): string | undefined =>
+  emails.find((email) => !EMAIL_PATTERN.test(email));