员工入职填写优化

src/utils/onboardingValidation.ts

@@ -73,6 +73,16 @@ export function getIdCardBirthday(value: unknown) {
   return `${text.slice(0, 4)}-${text.slice(4, 6)}-${text.slice(6, 8)}`;
 }
 
+export function getIdCardGender(value: unknown) {
+  const idCardNumber = normalizeIdCardNumber(value);
+  if (!/^\d{17}[0-9X]$/.test(idCardNumber)) {
+    return "";
+  }
+
+  const genderCode = Number(idCardNumber.charAt(16));
+  return genderCode % 2 === 1 ? "男" : "女";
+}
+
 export function isNumberInRange(value: unknown, min: number, max: number) {
   const text = String(value ?? "").trim();
   if (!/^\d+(\.\d+)?$/.test(text)) {