/*
 * #%L
 * BroadleafCommerce Profile Web
 * %%
 * Copyright (C) 2009 - 2013 Broadleaf Commerce
 * %%
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *       http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * #L%
 */
package org.broadleafcommerce.profile.web.controller.validator;

import org.broadleafcommerce.profile.core.domain.Phone;
import org.springframework.stereotype.Component;
import org.springframework.validation.Errors;
import org.springframework.validation.ValidationUtils;
import org.springframework.validation.Validator;

@Component("blPhoneValidator")
public class PhoneValidator implements Validator {

    @SuppressWarnings("unchecked")
    public boolean supports(Class clazz) {
        return clazz.equals(Phone.class);
    }

    public void validate(Object obj, Errors errors) {
        //use regular phone
        Phone phone = (Phone) obj;
        ValidationUtils.rejectIfEmptyOrWhitespace(errors, "phoneNumber", "phone.required",
                new Object[]{phone});

        if (!errors.hasErrors()) {
            String phoneNumber = phone.getPhoneNumber();
            String newString = phoneNumber.replaceAll("\\D", "");

            if (newString.length() != 10) {
                errors.rejectValue("phoneNumber", "phone.ten_digits_required", null);
            }

            // Check for common false data.
            if (newString.equals("1234567890") || newString.equals("0123456789") || newString.matches("0{10}") || newString.matches("1{10}") ||
                    newString.matches("2{10}") || newString.matches("3{10}") || newString.matches("4{10}") || newString.matches("5{10}") ||
                    newString.matches("6{10}") || newString.matches("7{10}") || newString.matches("8{10}") || newString.matches("9{10}")) {
                errors.rejectValue("phoneNumber", "phone.invalid", null);
            }
        }
    }
}