118 lines
3.5 KiB
TypeScript
118 lines
3.5 KiB
TypeScript
/**
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* 入职登记表固定字段校验工具。
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*
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* 前端校验用于即时提示，后端仍会执行同样的核心校验，避免绕过页面直接提交非法数据。
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*/
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const mobilePhonePattern = /^1[3-9]\d{9}$/;
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const landlinePhonePattern = /^0\d{2,3}-?\d{7,8}$/;
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const emailPattern = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
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const bankCardPattern = /^\d{12,19}$/;
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const idCardWeights = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2];
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const idCardCheckCodes = ["1", "0", "X", "9", "8", "7", "6", "5", "4", "3", "2"];
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export function normalizeIdCardNumber(value: unknown) {
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return String(value ?? "").trim().toUpperCase();
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}
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export function normalizeBankCardNumber(value: unknown) {
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return String(value ?? "").replace(/[\s-]/g, "");
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}
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export function isMobilePhone(value: unknown) {
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return mobilePhonePattern.test(String(value ?? "").trim());
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}
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export function isContactPhone(value: unknown) {
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const phone = String(value ?? "").trim();
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return mobilePhonePattern.test(phone) || landlinePhonePattern.test(phone);
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}
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export function isEmail(value: unknown) {
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return emailPattern.test(String(value ?? "").trim());
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}
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export function isBankCardNumber(value: unknown) {
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return bankCardPattern.test(normalizeBankCardNumber(value));
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}
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/**
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* 校验中国大陆 18 位居民身份证，包括出生日期和校验位。
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* 返回空字符串表示校验通过，否则返回适合直接展示给用户的错误信息。
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*/
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export function getIdCardValidationMessage(value: unknown) {
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const idCardNumber = normalizeIdCardNumber(value);
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if (!/^\d{17}[0-9X]$/.test(idCardNumber)) {
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return "请输入正确的18位身份证号码";
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}
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const birthday = getIdCardBirthday(idCardNumber);
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if (!birthday || !isValidDateText(birthday) || birthday > getTodayText()) {
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return "身份证号码中的出生日期不正确";
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}
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const total = idCardWeights.reduce(
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(sum, weight, index) => sum + Number(idCardNumber[index]) * weight,
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0
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);
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if (idCardCheckCodes[total % 11] !== idCardNumber[17]) {
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return "身份证号码校验位不正确";
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}
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return "";
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}
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export function getIdCardBirthday(value: unknown) {
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const idCardNumber = normalizeIdCardNumber(value);
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if (!/^\d{17}[0-9X]$/.test(idCardNumber)) {
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return "";
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}
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const text = idCardNumber.slice(6, 14);
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return `${text.slice(0, 4)}-${text.slice(4, 6)}-${text.slice(6, 8)}`;
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}
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export function getIdCardGender(value: unknown) {
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const idCardNumber = normalizeIdCardNumber(value);
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if (!/^\d{17}[0-9X]$/.test(idCardNumber)) {
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return "";
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}
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const genderCode = Number(idCardNumber.charAt(16));
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return genderCode % 2 === 1 ? "男" : "女";
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}
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export function isNumberInRange(value: unknown, min: number, max: number) {
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const text = String(value ?? "").trim();
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if (!/^\d+(\.\d+)?$/.test(text)) {
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return false;
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}
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const number = Number(text);
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return Number.isFinite(number) && number >= min && number <= max;
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}
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function isValidDateText(value: string) {
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const match = /^(\d{4})-(\d{2})-(\d{2})$/.exec(value);
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if (!match) {
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return false;
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}
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const year = Number(match[1]);
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const month = Number(match[2]);
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const day = Number(match[3]);
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const date = new Date(year, month - 1, day);
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return date.getFullYear() === year
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&& date.getMonth() === month - 1
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&& date.getDate() === day;
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}
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function getTodayText() {
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const now = new Date();
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const year = now.getFullYear();
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const month = String(now.getMonth() + 1).padStart(2, "0");
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const day = String(now.getDate()).padStart(2, "0");
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return `${year}-${month}-${day}`;
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}
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