/*
 * Copyright 2008-2009 the original author or authors.
 *
 * 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 org.broadleafcommerce.core.order.domain;

import org.broadleafcommerce.core.order.service.manipulation.OrderItemVisitor;
import org.broadleafcommerce.core.pricing.service.exception.PricingException;
import org.broadleafcommerce.common.presentation.AdminPresentationClass;
import org.hibernate.annotations.Cache;
import org.hibernate.annotations.CacheConcurrencyStrategy;

import javax.persistence.CascadeType;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.Inheritance;
import javax.persistence.InheritanceType;
import javax.persistence.OneToMany;
import javax.persistence.Table;
import java.util.ArrayList;
import java.util.List;

@Entity
@Inheritance(strategy = InheritanceType.JOINED)
@Table(name = "BLC_GIFTWRAP_ORDER_ITEM")
@Cache(usage=CacheConcurrencyStrategy.NONSTRICT_READ_WRITE, region="blOrderElements")
@AdminPresentationClass(friendlyName = "GiftWrapOrderItemImpl_giftWrapOrderItem")
public class GiftWrapOrderItemImpl extends DiscreteOrderItemImpl implements GiftWrapOrderItem {

    private static final long serialVersionUID = 1L;

    @OneToMany(fetch = FetchType.LAZY, mappedBy = "giftWrapOrderItem", targetEntity = OrderItemImpl.class, cascade = {CascadeType.MERGE, CascadeType.PERSIST})
    @Cache(usage=CacheConcurrencyStrategy.NONSTRICT_READ_WRITE, region="blOrderElements")
    protected List<OrderItem> wrappedItems = new ArrayList<OrderItem>();

    public List<OrderItem> getWrappedItems() {
        return wrappedItems;
    }

    public void setWrappedItems(List<OrderItem> wrappedItems) {
        this.wrappedItems = wrappedItems;
    }

	@Override
	public OrderItem clone() {
		GiftWrapOrderItem orderItem = (GiftWrapOrderItem) super.clone();
		if (getWrappedItems() != null) orderItem.getWrappedItems().addAll(getWrappedItems());
		
		return orderItem;
	}

	@Override
    public int hashCode() {
        final int prime = super.hashCode();
        int result = super.hashCode();
        result = prime * result + ((wrappedItems == null) ? 0 : wrappedItems.hashCode());
        return result;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (!super.equals(obj))
            return false;
        if (getClass() != obj.getClass())
            return false;
        GiftWrapOrderItemImpl other = (GiftWrapOrderItemImpl) obj;

        if (!super.equals(obj)) {
        	return false;
        }
        
        if (id != null && other.id != null) {
            return id.equals(other.id);
        }

        if (wrappedItems == null) {
            if (other.wrappedItems != null)
                return false;
        } else if (!wrappedItems.equals(other.wrappedItems))
            return false;
        return true;
    }

    @Override
    public void accept(OrderItemVisitor visitor) throws PricingException {
        visitor.visit(this);
    }
}
