CommonValidatorService.js

CommonValidatorService.js

(function() {
  'use strict';

  angular
    .module('auth')
    .factory('CommonValidatorService', CommonValidatorService);

  function CommonValidatorService() {

    function validateEmail(email) {
      return email.match(/^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,}$/);
    }

    function validateDate(date, minAgeLimit) {
      let stringDateFormated = date.replace(/(\d{2})(\d{2})(\d{4})/, '$1/$2/$3');

      if (!stringDateFormated) return;

      let dateArray = stringDateFormated.split('/');

      let day = parseInt(dateArray[0], 10) || 0;
      let month = parseInt(dateArray[1], 10) || 0;
      let year = parseInt(dateArray[2], 10) || 0;
      let currentYear = new Date().getFullYear();

      if (day <= 0 || day > 31) return; // Days
      if (month <= 0 || month > 12) return; // Months
      if (year <= 0 || year > currentYear) return; // Year
      if (minAgeLimit && minAgeLimit < (year - currentYear)) return; // Minimum age limit

      return true;
    }

    function validatePassword(password) {
      if (!password.match(/^(?=.*[a-z])(?=.*[A-Z]).+$/)) return;

      if (!password.match(/^(?=.*\d).+$/)) return;

      return password.length >= 8;
    }

    function validateCPF(cpf) {
      var amount = 0;
      var total;
      var i;

      for (var i = 0; i < 10; i++) {
        if ('' + cpf === '' + i + i + i + i + i + i + i + i + i + i + i) return;
      }

      for (i = 1; i <= 9; i++) {
        amount += Math.floor(cpf.charAt(i - 1)) * (11 - i);
      }

      total = 11 - (amount - (Math.floor(amount / 11) * 11));

      if ((total == 10) || (total == 11)) total = 0;
      if (total != Math.floor(cpf.charAt(9))) return;

      amount = 0;

      for (i = 1; i <= 10; i++) {
        amount += cpf.charAt(i - 1) * (12 - i);
      }

      total = 11 - (amount - (Math.floor(amount / 11) * 11));

      if ((total == 10) || (total == 11)) total = 0;

      if (total != Math.floor(cpf.charAt(10))) return;

      return true;
    }

    function validateCNPJ(cpnj) {
      var origin = cpnj.substr(0, 12);
      var checkDigit = cpnj.substr(12, 2);
      var amount = 0;
      var i;

      for (i = 0; i < 12; i++) {
        amount += origin.charAt(11 - i) * (2 + (i % 8));
      }

      if (amount == 0) return;

      amount = 11 - (amount % 11);

      if (amount > 9) amount = 0;
      if (checkDigit.charAt(0) != amount) return;

      amount *= 2;

      for (i = 0; i < 12; i++) {
        amount += origin.charAt(11 - i) * (2 + ((i + 1) % 8));
      }

      amount = 11 - (amount % 11);

      if (amount > 9) amount = 0;
      if (checkDigit.charAt(1) != amount) return;

      return true;
    }

    return {
      validateEmail: validateEmail,
      validatePassword: validatePassword,
      validateDate: validateDate,
      validateCPF: validateCPF,
      validateCNPJ: validateCNPJ,
    };
  }

})();