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apps/metamigo-frontend/app/_lib/phone-numbers.ts

@@ -0,0 +1,30 @@
+import { regex } from "react-admin";
+
+export const E164Regex = /^\+[1-9]\d{1,14}$/;
+/**
+ * Returns true if the number is a valid E164 number
+ */
+export const isValidE164Number = (phoneNumber: string) =>
+  E164Regex.test(phoneNumber);
+
+/**
+ * Given a phone number approximation, will clean out whitespace and punctuation.
+ */
+export const sanitizeE164Number = (phoneNumber: string) => {
+  if (!phoneNumber) return "";
+  if (!phoneNumber.trim()) return "";
+  const sanitized = phoneNumber
+    .replaceAll(/\s/g, "")
+    .replaceAll(".", "")
+    .replaceAll("-", "")
+    .replaceAll("(", "")
+    .replaceAll(")", "");
+
+  if (sanitized[0] !== "+") return `+${sanitized}`;
+  return sanitized;
+};
+
+export const validateE164Number = regex(
+  E164Regex,
+  "Must start with a + and have no punctunation and no spaces."
+);