package com.temp.shared.validators;

import org.litesoft.core.util.externalization.*;

import com.temp.shared.*;
import com.temp.shared.utils.*;

/**
 * Phone Number Validator, that requires at a minimum that a phone number not be
 * empty!
 * <p/>
 * This lame validation was copied from the Client utils.Util.java class.
 *
 * @author georgs
 */
public class PhoneValidator implements ValueValidator<String> {

    public enum ErrorTemplateIdCode {
        PhoneEmpty, //
        PhoneNoCtrlCharsAllowed
    }

    public static final PhoneValidator INSTANCE = new PhoneValidator();

    protected PhoneValidator() {
    }

    public boolean isValid( String phone ) {
        return (null == checkValue( phone ));
    }

    @Override
    public E13nData checkValue( String phone ) {
        phone = StringUtils.noEmpty( phone );
        if ( phone == null ) {
            return new E13nData( ErrorTemplateIdCode.PhoneEmpty );
        }
        int at = StringUtils.indexOfControlCharacter( phone );
        if ( at != -1 ) {
            return new E13nData( ErrorTemplateIdCode.PhoneNoCtrlCharsAllowed );
        }
        return null;
    }
}