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BroadleafCommerce Framework

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/*
 * #%L
 * BroadleafCommerce Framework
 * %%
 * 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.core.order.service;

import org.broadleafcommerce.common.rule.AbstractRuleProcessor;
import org.broadleafcommerce.common.structure.dto.ItemCriteriaDTO;
import org.broadleafcommerce.core.order.dao.OrderDao;
import org.broadleafcommerce.core.order.domain.Order;
import org.broadleafcommerce.core.order.domain.OrderItem;
import org.broadleafcommerce.profile.core.domain.Customer;

import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;


public abstract class AbstractCartRuleProcessor extends AbstractRuleProcessor {

    protected OrderDao orderDao;

    protected Order lookupOrderForCustomer(Customer c) {
        Order o = null;
        if (c != null) {
            o = orderDao.readCartForCustomer(c);
        }

        return o;
    }

    protected boolean checkItemCriteria(ItemCriteriaDTO itemCriteria, List orderItems) {
        Map vars = new HashMap();
        int foundCount = 0;
        Iterator items = orderItems.iterator();
        while (foundCount < itemCriteria.getQty() && items.hasNext()) {
            OrderItem currentItem = items.next();
            vars.put("discreteOrderItem", currentItem);
            vars.put("orderItem", currentItem);
            boolean match = executeExpression(itemCriteria.getMatchRule(), vars);

            if (match) {
                foundCount = foundCount + currentItem.getQuantity();
            }
        }
        return (foundCount >= itemCriteria.getQty().intValue());
    }

    public void setOrderDao(OrderDao orderDao) {
        this.orderDao = orderDao;
    }

    public OrderDao getOrderDao() {
        return orderDao;
    }

}