/*
 * [y] hybris Platform
 *
 * Copyright (c) 2000-2015 hybris AG
 * All rights reserved.
 *
 * This software is the confidential and proprietary information of hybris
 * ("Confidential Information"). You shall not disclose such Confidential
 * Information and shall use it only in accordance with the terms of the
 * license agreement you entered into with hybris.
 *
 *
 */
package de.hybris.merchandise.storefront.controllers.pages;

import de.hybris.merchandise.core.voucher.VoucherCodeResult;
import de.hybris.merchandise.facades.order.MerchandiseCartFacade;
import de.hybris.merchandise.storefront.controllers.ControllerConstants;
import de.hybris.platform.acceleratorfacades.flow.impl.SessionOverrideCheckoutFlowFacade;
import de.hybris.platform.acceleratorservices.controllers.page.PageType;
import de.hybris.platform.acceleratorservices.enums.CheckoutFlowEnum;
import de.hybris.platform.acceleratorservices.enums.CheckoutPciOptionEnum;
import de.hybris.platform.acceleratorstorefrontcommons.annotations.RequireHardLogIn;
import de.hybris.platform.acceleratorstorefrontcommons.breadcrumb.ResourceBreadcrumbBuilder;
import de.hybris.platform.acceleratorstorefrontcommons.constants.WebConstants;
import de.hybris.platform.acceleratorstorefrontcommons.controllers.pages.AbstractCartPageController;
import de.hybris.platform.acceleratorstorefrontcommons.controllers.util.GlobalMessages;
import de.hybris.platform.acceleratorstorefrontcommons.forms.UpdateQuantityForm;
import de.hybris.platform.cms2.exceptions.CMSItemNotFoundException;
import de.hybris.platform.commercefacades.order.data.CartData;
import de.hybris.platform.commercefacades.order.data.CartModificationData;
import de.hybris.platform.commercefacades.order.data.OrderEntryData;
import de.hybris.platform.commercefacades.product.ProductFacade;
import de.hybris.platform.commercefacades.product.ProductOption;
import de.hybris.platform.commercefacades.product.data.ProductData;
import de.hybris.platform.commerceservices.order.CommerceCartModificationException;
import de.hybris.platform.enumeration.EnumerationService;
import de.hybris.platform.order.exceptions.CalculationException;

import java.util.Arrays;
import java.util.Collections;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.validation.Valid;

import org.apache.commons.lang.StringUtils;
import org.apache.log4j.Logger;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.validation.BindingResult;
import org.springframework.validation.ObjectError;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;


/**
 * Controller for cart page.
 */
@Controller
@Scope("tenant")
@RequestMapping(value = "/cart")
public class CartPageController extends AbstractCartPageController
{
/**
	 * Redeem voucher code.
	 *
	 * @param model
	 *           the model
	 * @param voucherCode
	 *           the voucher code
	 * @param redirectModel
	 *           the redirect model
	 * @return the string
	 * @throws CMSItemNotFoundException
	 *            the CMS item not found exception
	 * @throws CommerceCartModificationException
	 *            the commerce cart modification exception
	 * @throws CalculationException
	 *            the calculation exception
	 */
	@RequestMapping(value = "/redeemVoucherCode", method = RequestMethod.POST)
	public String redeemVoucherCode(final Model model, @RequestParam("voucherCode") final String voucherCode,
			final RedirectAttributes redirectModel)
			throws CMSItemNotFoundException, CommerceCartModificationException, CalculationException
	{
		if (StringUtils.isEmpty(voucherCode))
		{
			redirectModel.addFlashAttribute("errorMessageKeys", Collections.singleton("basket.vouchercode.required"));
		}
		else
		{
			final VoucherCodeResult voucherCodeResult = cartFacade.applyVoucherCode(voucherCode);
			model.addAttribute("voucherCodeResult", voucherCodeResult);
			if (!voucherCodeResult.isApplied())
			{
				redirectModel.addFlashAttribute("errorMessageKeys", Collections.singleton(voucherCodeResult.getRejectMessage()));
			}
			else
			{
				redirectModel.addFlashAttribute("infoMessageKeys", Collections.singleton("basket.vouchercode.added"));
				redirectModel.addFlashAttribute("voucherCode", voucherCode);
			}
		}

		prepareDataForPage(model);
		return REDIRECT_PREFIX + "/cart";
	}

	/**
	 * Release voucher code.
	 *
	 * @param model
	 *           the model
	 * @param voucherCode
	 *           the voucher code
	 * @param redirectModel
	 *           the redirect model
	 * @return the string
	 * @throws CMSItemNotFoundException
	 *            the CMS item not found exception
	 * @throws CommerceCartModificationException
	 *            the commerce cart modification exception
	 */
	@RequestMapping(value = "/releaseVoucherCode", method = RequestMethod.POST)
	public String releaseVoucherCode(final Model model, @RequestParam("voucherCode") final String voucherCode,
			final RedirectAttributes redirectModel) throws CMSItemNotFoundException, CommerceCartModificationException
	{
		final boolean releasedVoucherCode = cartFacade.releaseVoucherCode(voucherCode);
		if (!releasedVoucherCode)
		{
			redirectModel.addFlashAttribute("errorMessageKeys", Collections.singleton("basket.vouchercode.notreleased"));
		}
		else
		{
			redirectModel.addFlashAttribute("infoMessageKeys", Collections.singleton("basket.vouchercode.released"));
		}
		redirectModel.addFlashAttribute("releasedVoucherCode", releasedVoucherCode);

		prepareDataForPage(model);
		return REDIRECT_PREFIX + "/cart";
	}
}