export function isExternal(path) {
  return /^(https?:|mailto:|tel:)/.test(path);
}

export function isPassword(str) {
  return str.length >= 5;
}

export function isNumber(value) {
  const reg = /^[0-9]*$/;
  return reg.test(value);
}

export function isName(value) {
  const reg = /^[\u4e00-\u9fa5a-zA-Z0-9]+$/;
  return reg.test(value);
}

export function isIP(ip) {
  const reg =
    /^(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])$/;
  return reg.test(ip);
}

export function isUrl(url) {
  const reg =
    /^(https?|ftp):\/\/([a-zA-Z0-9.-]+(:[a-zA-Z0-9.&%$-]+)*@)*((25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9][0-9]?)(\.(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9]?[0-9])){3}|([a-zA-Z0-9-]+\.)*[a-zA-Z0-9-]+\.(com|edu|gov|int|mil|net|org|biz|arpa|info|name|pro|aero|coop|museum|[a-zA-Z]{2}))(:[0-9]+)*(\/($|[a-zA-Z0-9.,?'\\+&%$#=~_-]+))*$/;
  return reg.test(url);
}

export function isLowerCase(str) {
  const reg = /^[a-z]+$/;
  return reg.test(str);
}

export function isUpperCase(str) {
  const reg = /^[A-Z]+$/;
  return reg.test(str);
}

export function isAlphabets(str) {
  const reg = /^[A-Za-z]+$/;
  return reg.test(str);
}

export function isString(str) {
  return typeof str === "string" || str instanceof String;
}

export function isArray(arg) {
  if (typeof Array.isArray === "undefined") {
    return Object.prototype.toString.call(arg) === "[object Array]";
  }
  return Array.isArray(arg);
}

export function isPort(str) {
  const reg =
    /^([0-9]|[1-9]\d|[1-9]\d{2}|[1-9]\d{3}|[1-5]\d{4}|6[0-4]\d{3}|65[0-4]\d{2}|655[0-2]\d|6553[0-5])$/;
  return reg.test(str);
}

export function isPhone(str) {
  const reg = /^1\d{10}$/;
  return reg.test(str);
}

export function isIdCard(str) {
  const reg =
    /^[1-9]\d{5}(18|19|([23]\d))\d{2}((0[1-9])|(10|11|12))(([0-2][1-9])|10|20|30|31)\d{3}[0-9Xx]$/;
  return reg.test(str);
}

export function isEmail(str) {
  const reg = /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/;
  return reg.test(str);
}

export function isChina(str) {
  const reg = /^[\u4E00-\u9FA5]{2,4}$/;
  return reg.test(str);
}

export function isBlank(str) {
  return (
    str == null ||
    false ||
    str === "" ||
    str.trim() === "" ||
    str.toLocaleLowerCase().trim() === "null"
  );
}

export function isTel(str) {
  const reg =
    /^(400|800)([0-9\\-]{7,10})|(([0-9]{4}|[0-9]{3})(-| )?)?([0-9]{7,8})((-| |转)*([0-9]{1,4}))?$/;
  return reg.test(str);
}

export function isNum(str) {
  const reg = /^\d+(\.\d{1,2})?$/;
  return reg.test(str);
}