fleet/frontend/components/forms/ChangePasswordForm/validate.js

import { size } from "lodash";
import validateEquality from "components/forms/validators/validate_equality";
import validPassword from "components/forms/validators/valid_password";

export default (formData) => {
  const errors = {};
  const {
    old_password: oldPassword,
    new_password: newPassword,
    new_password_confirmation: newPasswordConfirmation,
  } = formData;

  if (newPassword && newPasswordConfirmation && !validPassword(newPassword)) {
    errors.new_password = "Password must meet the criteria below";
  }

  if (!oldPassword) {
    errors.old_password = "Password must be present";
  }

  if (!newPassword) {
    errors.new_password = "New password must be present";
  }

  if (!newPasswordConfirmation) {
    errors.new_password_confirmation =
      "New password confirmation must be present";
  }

  if (
    newPassword &&
    newPasswordConfirmation &&
    !validateEquality(newPassword, newPasswordConfirmation)
  ) {
    errors.new_password_confirmation =
      "New password confirmation does not match new password";
  }

  const valid = !size(errors);

  return { valid, errors };
};