/*
 * Copyright 2009 Andrew Pietsch 
 *
 * 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. 
 */

package com.dragome.forms.bindings.client.form.validation;

import com.dragome.forms.bindings.client.form.FormattedListFieldModel;
import com.dragome.forms.bindings.client.value.DelegatingValueModel;

/**
 * Created by IntelliJ IDEA.
 * User: andrew
 * Date: Jul 1, 2009
 * Time: 7:58:57 PM
 * To change this template use File | Settings | File Templates.
 */
public class FormattedListFieldValidationBuilder<T>
{

	private FormattedListFieldValidatorImpl<T> fieldValidator;

	// create a delegating condition since we don't know if we're going to get one.  The
	// delegate returns true if there's no delegate (i.e. we always validate if there's no
	// condition)
	private DelegatingValueModel<Boolean> conditionDelegate= new DelegatingValueModel<Boolean>(true);

	public FormattedListFieldValidationBuilder(ValidationManager validationManager, FormattedListFieldModel<T> field)
	{
		fieldValidator= validationManager.getFormValidator().getFieldValidator(field, true);
	}

	public ConditionBuilder usingFieldFormat()
	{
		FieldFormatValidator<T> validator= new FieldFormatValidator<T>(fieldValidator.getFieldModel());
		fieldValidator.addTextValidator(validator, conditionDelegate);
		return new DelegatingConditionBuilder(conditionDelegate);
	}

	public ConditionBuilder usingTextValidator(ListValidator<String> validator, ListValidator<String>... others)
	{
		fieldValidator.addTextValidator(validator, conditionDelegate);

		for (ListValidator<? super String> other : others)
		{
			fieldValidator.addTextValidator(other, conditionDelegate);
		}

		return new DelegatingConditionBuilder(conditionDelegate);
	}

	public ConditionBuilder using(ListValidator<? super T> validator, ListValidator<? super T>... others)
	{
		fieldValidator.addValidator(validator, conditionDelegate);

		for (ListValidator<? super T> other : others)
		{
			fieldValidator.addValidator(other, conditionDelegate);
		}

		return new DelegatingConditionBuilder(conditionDelegate);
	}

}