<?php

namespace Index;

use LibModels\Wap\Home\CartData;
use Plugin\Helpers;
use Plugin\Images;

/**
 *
 * @name CartModel
 * @package models/Index
 * @copyright yoho.inc
 * @version 1.0 (2015-11-09 14:05:09)
 * @author Gtskk (tttt6399998@126.com)
 */
class CartModel
{

    /**
     * 加入购物车
     *
     * @param int $productSku 商品SKU
     * @param int $buyNumber 购买数量
     * @param int $goodsType 商品类型，0表示普通商品，1表示加价购商品
     * @param int $isEdit 是否是编辑商品SKU，0表示不是编辑
     * @param null|int $promotionId 促销id，默认null（加价购有关）
     * @param null|int $uid 用户UID，可以不传
     * @param string $shoppingKey 未登录用户唯一识别码，可以不传
     * @return array 加入购物车接口返回的数据
     */
    public static function addToCart($productSku, $buyNumber, $goodsType, $isEdit, $promotionId, $uid, $shoppingKey)
    {
        $result = array('code' => 400, 'message' => '出错啦~~');

        $addCart = CartData::addToCart($productSku, $buyNumber, $goodsType, $isEdit, $promotionId, $uid, $shoppingKey);
        if ($addCart && isset($addCart['code'])) {
            $result = $addCart;
        }

        return $result;
    }

    /**
     * 获取购物车信息
     *
     * @param integer $uid 用户ID
     * @param string $shoppingKey 未登录用户唯一识别码
     * @param string $cartType 购物车类型，默认是是所有购物车，ordinary为普通购物车，advance为预售购物车
     * @param bool $onlyGift 只获取赠品的商品数据
     * @param bool $onlyAdvanceBuy 只获取加价购的商品数据
     * @return array|mixed 处理之后的购物车数据
     */
    public static function getCartData($uid, $shoppingKey, $cartType = 'all', $onlyGift = false, $onlyAdvanceBuy = false)
    {
        $result = array('cartNav' => false, 'commonGoodsCount' => '0', 'presellGoodsCount' => '0');

        // 用户是否登录
        if (empty($uid)) {
            $result['signurl'] = Helpers::url('/signin.html', array('refer' => Helpers::url('/cart/index/index')));
            $result['showLoginInfo'] = true;
        }

        // 调用接口获取购物车的数据
        $cartData = CartData::cartData($uid, $shoppingKey);

        // 处理普通购物车和预售购物车的数据
        do {
            if (empty($cartData['data'])) {
                $result['isEmptyCart'] = true;
                break;
            }

            $cart = $cartData['data'];

            if ($onlyGift || $onlyAdvanceBuy) { // 加价购或者赠品数据
                $result = self::procCartData($cart['ordinary_cart_data'], $onlyGift, $onlyAdvanceBuy);
                break;
            }

            $ordinaryCount = strval($cart['ordinary_cart_data']['shopping_cart_data']['goods_count']);
            $advanceCount = strval($cart['advance_cart_data']['shopping_cart_data']['goods_count']);
            $ordinarySoldOut = empty($cart['ordinary_cart_data']['sold_out_goods_list']);
            $advanceSoldOut = empty($cart['advance_cart_data']['sold_out_goods_list']);
            // 普通购物车和预售购物车都为空
            if ($ordinaryCount === '0' && $advanceCount === '0' && $ordinarySoldOut && $advanceSoldOut) {
                $result['isEmptyCart'] = true;
                break;
            }

            // 普通购物车空，则显示预售购物车
            if ($ordinaryCount === '0' && $ordinaryCount) {
                $result['cartNav'] = false;
                $result['cartType'] = 'advance';
            }
            // 预售购物车空，则显示普通购物车
            elseif ($advanceCount === '0' && $advanceSoldOut) {
                $result['cartNav'] = false;
                $result['cartType'] = 'ordinary';
            }
            // 以上两个购物车中都有数据, 默认显示普通购物车
            else {
                $result['cartNav'] = true;
                $result['cartType'] = $cartType !== 'all' ? $cartType : 'ordinary';
            }

            /* 普通购物车 */
            $result['commonGoodsCount'] = $ordinaryCount;
            $result['commonCart'] = self::procCartData($cart['ordinary_cart_data'], $onlyGift, $onlyAdvanceBuy, false);
            /* 预售购物车 */
            $result['presellGoodsCount'] = $advanceCount;
            $result['preSellCart'] = self::procCartData($cart['advance_cart_data'], $onlyGift, $onlyAdvanceBuy);

        } while(false);

        return $result;
    }

    /**
     * 获取购物车商品数目
     *
     * @param integer $uid 用户ID
     * @param string $shoppingKey 未登录用户唯一识别码
     * @return array|mixed 购物车商品数目
     */
    public static function getCartCount($uid, $shoppingKey)
    {
        return CartData::cartCount($uid, $shoppingKey);
    }

    /**
     * 购物车商品选择与取消接口返回的数据处理
     *
     * @param int $uid 用户ID
     * @param string $skuList 商品sku列表
     * @param string $shoppingKey 未登录用户唯一识别码
     * @return array 处理之后的数据的数据
     */
    public static function selectGoods($uid, $skuList, $shoppingKey)
    {
        $result = array('code' => 400, 'message' => '出错啦~');

        do {
            if (empty($skuList)) {
                break;
            }

            $select = CartData::selectGoods($uid, $skuList, $shoppingKey);
            if ($select && isset($select['code'])) {
                $result['code'] = $select['code'];
                $result['message'] = $select['message'];
            }
        }while(0);

        return $result;
    }

    /**
     * 移出购物车
     *
     * @param int $uid 用户ID
     * @param string $sku 商品sku
     * @param string $count 要删除的数目
     * @param string $shoppingKey 未登录用户唯一识别码
     * @return array 接口返回的数据
     */
    public static function removeFromCart($uid, $sku, $count, $shoppingKey)
    {
        $result = array('code' => 400, 'message' => '出错啦~');

        // 处理sku
        $sku_list = json_encode(array($sku => $count));

        $remove = CartData::removeFromCart($uid, $sku_list, $shoppingKey);
        if ($remove && isset($remove['code'])) {
            $result['code'] = $remove['code'];
            $result['message'] = $remove['message'];
        }

        return $result;
    }

    /**
     * 移入收藏夹
     *
     * @param int $uid 用户ID
     * @param string $sku 商品sku列表
     * @return array 接口返回的数据
     */
    public static function addToFav($uid, $sku)
    {
        $result = array('code' => 400, 'message' => '出错啦~');

        if (empty($uid)) {
            $result['code'] = 300;
            $result['message'] = '请先登录';
            $result['data'] = Helpers::url('/signin.html');

            return $result;
        }

        // 处理sku
        $sku_list = json_encode(array($sku => 1));

        $add = CartData::addToFav($uid, $sku_list);
        if ($add && isset($add['code'])) {
            $result['code'] = $add['code'];
            $result['message'] = $add['message'];
        }

        return $result;
    }

    /**
     * 处理购物车商品数据
     *
     * @param int $uid 用户ID
     * @param int $skn 商品skn
     * @param int $num 购买数目
     * @return array 接口返回的数据
     */
    public static function cartProductData($uid, $skn, $num)
    {
        $result = array('code' => 400, 'message' => '出错啦~');

        $product = CartData::cartProductData($uid, $skn);
        if (isset($product['code']) && $product['code'] === 200) {
            $result['code'] = 200;
            $result['data'] = self::procGoodsDetail($product['data'], $num);
        }

        return $result;
    }

    /**
     * 处理加价购商品数据
     *
     * @param int $skn 商品skn
     * @param int $promotionId 加价购商品促销ID
     * @return array
     */
    public static function giftProductData($skn, $promotionId)
    {
        $result = array();

        $product = CartData::giftProductData($skn, $promotionId);
        if (isset($product['code']) && $product['code'] === 200) {
            $result['data'] = self::procGoodsDetail($product['data']);
        }

        return $result;
    }

    /**
     * 修改购物车商品数量
     *
     * @param int $uid 用户ID
     * @param string $sku 商品SKU
     * @param int $increaseNum 增加的数目
     * @param int $decreaseNum 减少的数目
     * @param string $shoppingKey 未登录用户唯一识别码
     * @return array 接口返回的数据
     */
    public static function modifyProductNum($uid, $sku, $increaseNum, $decreaseNum, $shoppingKey)
    {
        $result = array('code' => 400, 'message' => '出错啦~');

        do {
            if (empty($sku)) {
                braek;
            }

            $modify = CartData::modifyProductNum($uid, $sku, $increaseNum, $decreaseNum, $shoppingKey);
            if ($modify && isset($modify['code'])) {
                $result['code'] = $modify['code'];
                $result['message'] = $modify['message'];
            }
        }while(0);

        return $result;
    }

    /**
     * 修改购物车商品数据
     *
     * @param int $uid 用户ID
     * @param string $param 要更改的数据
     * @param string $shoppingKey 未登录用户唯一识别码
     * @return array 接口返回的数据
     */
    public static function modifyCartProduct($uid, $param, $shoppingKey)
    {
        $result = array('code' => 400, 'message' => '出错啦~');

        do {
            if (empty($param['old_product_sku']) || empty($param['new_product_sku'])) {
                break;
            }

            // 处理要更改的数据
            $swapData = json_encode(array($param));

            $modify = CartData::modifyCartProduct($uid, $swapData, $shoppingKey);
            if ($modify && isset($modify['code'])) {
                $result['code'] = $modify['code'];
                $result['message'] = $modify['message'];
            }
        }while(0);

        return $result;
    }

    /**
     * 调用购物车结算接口返回的数据处理
     *
     * @param int $uid 用户ID
     * @param string $cartType 购物车类型，ordinary表示普通购物车
     * @param array $orderInfo cookie中记录的一些订单有关数据
     * @return array 接口返回的数据
     */
    public static function cartPay($uid, $cartType, $orderInfo)
    {
        $result = array();

        $pay = CartData::cartPay($uid, $cartType);

        if ($pay && isset($pay['code']) && $pay['code'] === 200) {
            $payReturn = $pay['data'];
            $address = array();
            $orderCompute = array();

            // cookie保存的数据
            if (!empty($orderInfo)) {
                $orderCompute = self::orderCompute($uid, $cartType, $orderInfo['deliveryId'], $orderInfo['paymentTypeId'], $orderInfo['couponCode'], $orderInfo['yohoCoin']);
            }

            // 根据地址id查询地址信息
            if (isset($orderInfo['addressId'])) {
                $address = UserModel::getAddressDataById($uid, $orderInfo['addressId']);
            }

            // 收货人有关信息
            if (isset($payReturn['delivery_address']) && !empty($payReturn['delivery_address'])) {
                $result['addressId'] = isset($address['address_id']) ? $address['address_id'] : $payReturn['delivery_address']['address_id'];
                $result['name'] = isset($address['consignee']) ? $address['consignee'] : $payReturn['delivery_address']['consignee'];
                $result['phoneNum'] = isset($address['mobile']) ? $address['mobile'] : $payReturn['delivery_address']['mobile'];
                $result['area'] = isset($address['area']) ? $address['area'] : $payReturn['delivery_address']['area'];
                $result['address'] = isset($address['address']) ? $address['address'] : $payReturn['delivery_address']['address'];
                $isSupport = isset($address['is_support']) ? $address['is_support'] : $payReturn['delivery_address']['is_support'];
                $result['isSupport'] = $isSupport === 'Y';
            }

            // 配送方式
            if (isset($payReturn['delivery_way'])) {
                $idArr = array();
                $defaultKey = 0;
                $oneDeliv = array();
                foreach ($payReturn['delivery_way'] as $key => $val) {
                    $oneDeliv = array();
                    $oneDeliv['id'] = $val['delivery_way_id'];
                    $oneDeliv['name'] = $val['delivery_way_name'];
                    ($val['default'] === 'Y') && $defaultKey = $key;

                    $idArr[$key] = $oneDeliv['id'];

                    $result['dispatchMode'][$key] = $oneDeliv;
                }

                if (isset($orderInfo['deliveryId'])) {
                    $flag = array_search($orderInfo['deliveryId'], $idArr);
                    $flag !== false && $result['dispatchMode'][$flag]['isSelected'] = true;
                } else {
                    $result['dispatchMode'][$defaultKey]['isSelected'] = true;
                }
            }

            // 配送时间
            if (isset($payReturn['delivery_time'])) {
                $idArr = array();
                $defaultKey = 0;
                $oneDelivTime = array();
                foreach ($payReturn['delivery_time'] as $key => $one) {
                    $oneDelivTime = array();
                    $oneDelivTime['id'] = $one['delivery_time_id'];
                    $oneDelivTime['name'] = $one['delivery_time_string'];
                    ($one['default'] === 'Y') && $defaultKey = $key;

                    $idArr[$key] = $oneDelivTime['id'];

                    $result['dispatchTime'][] = $oneDelivTime;
                }

                if (isset($orderInfo['deliveryTimeId'])) {
                    $flag = array_search($orderInfo['deliveryTimeId'], $idArr);
                    $flag !== false && $result['dispatchTime'][$flag]['isSelected'] = true;
                } else {
                    $result['dispatchTime'][$defaultKey]['isSelected'] = true;
                }
            }

            // 订单商品
            if (isset($payReturn['goods_list'])) {
                $oneGoods = array();
                foreach ($payReturn['goods_list'] as $single) {
                    $oneGoods = array();
                    $oneGoods['id'] = $single['product_sku']; // TODO 未确定用哪个
                    $oneGoods['thumb'] = Images::getImageUrl($single['goods_images'], 120, 160);
                    $oneGoods['name'] = $single['product_name'];
                    $oneGoods['color'] = $single['color_name'];
                    $oneGoods['size'] = $single['size_name'];
                    $oneGoods['price'] = Helpers::transPrice($single['last_price']);
                    $oneGoods['count'] = $single['buy_number'];

                    //gift=>是否赠品,advanceBuy=>是否加价购;
                    if ($single['goods_type'] == 'gift' && !isset($single['isAdvanceBuy'])) {
                        $oneGoods['gift'] = true;
                        $oneGoods['price'] = Helpers::transPrice($single['sale_price']);
                    } elseif ($single['goods_type'] == 'price_gift') {
                        $oneGoods['advanceBuy'] = true;
                        $oneGoods['price'] = Helpers::transPrice($single['sale_price']);
                    }

                    $result['goods'][] = $oneGoods;
                }
            }

            // 支付方式
            if (isset($payReturn['payment_way'])) {
                $onePay = array();
                foreach ($payReturn['payment_way'] as $pay) {
                    $onePay = array();
                    $onePay['id'] = $pay['payment_id'];
                    $onePay['paymentType'] = $pay['payment_type'];
                    $onePay['name'] = $pay['payment_type_name'];
                    $onePay['isSupport'] = $pay['is_support'] === 'Y';
//                    $onePay['default'] = ($pay['default'] === 'Y');
                    if ($onePay['paymentType'] == 1) {
                        $onePay['recommend'] = true;
                    }

                    $result['paymentWay'][] = $onePay;
                }
            }

            // 有货币
            $result['yohoCoin'] = $payReturn['yoho_coin'];
            $result['useYohoCoin'] = isset($orderCompute['use_yoho_coin']) ? $orderCompute['use_yoho_coin'] : $payReturn['use_yoho_coin'];

            // 订单数据
            if (isset($payReturn['shopping_cart_data']) && !empty($payReturn['shopping_cart_data'])) {
                $result['cartPayData'] = isset($orderCompute['promotion_formula_list']) ? $orderCompute['promotion_formula_list'] : $payReturn['shopping_cart_data']['promotion_formula_list'];
                $price = isset($orderCompute['last_order_amount']) ? $orderCompute['last_order_amount'] : $payReturn['shopping_cart_data']['last_order_amount'];
                $result['price'] = Helpers::transPrice($price);
            }

            // 发票有关数据
            if (isset($payReturn['invoices']) && !empty($payReturn['invoices'])) {
                $one = array();
                foreach ($payReturn['invoices']['invoices_type_list'] as $inv) {
                    $one = array();
                    $one['id'] = $inv['invoices_type_id'];
                    $one['name'] = $inv['invoices_type_name'];
                    isset($orderInfo['invoiceType']) && $one['id'] == $orderInfo['invoiceType'] && $one['isSelected'] = true;

                    $result['invoice'][] = $one;
                }

                // 发票信息需要记录
                if (isset($orderInfo['invoice'])) {
                    $result['needInvoice'] = $orderInfo['invoice'];
                    $result['invoiceText'] = $orderInfo['invoiceText'];
                }

            }

            // 留言
            isset($orderInfo['msg']) && $result['msg'] = $orderInfo['msg'];

            // 优惠券数据
            $coupons = array();
            !empty($orderCompute['coupon_amount']) && $coupons['couponName'] = $orderInfo['couponName'];
            $coupons += self::getCouponList($uid, true);
            $result['coupon'] = $coupons;
        }

        return $result;
    }

    /**
     * 购物车结算--支付方式和配送方式选择以及是否使用YOHO币接口返回的数据处理
     *
     * @param int $uid 用户ID
     * @param string $cartType 购物车类型，ordinary表示普通购物车
     * @param int $deliveryWay 配送方式，1表示普通快递，2表示顺丰速运
     * @param int $paymentType 支付方式，1表示在线支付，2表示货到付款
     * @param string $couponCode 优惠券码
     * @param mixed $yohoCoin 使用的YOHO币数量
     * @return array 接口返回的数据
     */
    public static function orderCompute($uid, $cartType, $deliveryWay, $paymentType, $couponCode, $yohoCoin)
    {
        $result = array();

        $compute = CartData::orderCompute($uid, $cartType, $deliveryWay, $paymentType, $couponCode, $yohoCoin);
        if ($compute && isset($compute['code']) && $compute['code'] === 200) {
            $result = $compute['data'];
        }

        return $result;
    }

    /**
     * 购物车结算--输入优惠券代码返回的结果处理
     *
     * @param int $uid 用户ID
     * @param string $couponCode 优惠券代码
     * @return array 接口返回的数据
     */
    public static function searchCoupon($uid, $couponCode)
    {
        $result = array('code' => 400, 'message' => '出错啦~');

        do {
            if (empty($couponCode)) {
                $result['code'] = 401;
                $result['message'] = '优惠券代码为空';
                break;
            }

            $coupon = CartData::searchCoupon($uid, $couponCode);
            if ($coupon && isset($coupon['code'])) {
                $result = $coupon;
            }
        }while(0);

        return $result;
    }

    /**
     * 处理优惠券列表数据
     *
     * @param int $uid 用户ID
     * @param boolean $onlyTotal 只返回总数
     * @return array|mixed 处理之后的优惠券数据
     */
    public static function getCouponList($uid, $onlyTotal = false)
    {
        $result = array();

        // 调用接口获取优惠券数据
        $coupons = CartData::getCouponList($uid);

        do {
            if (isset($coupons['data']['couponList'])) {
                foreach ($coupons['data']['couponList'] as $val) {
                    $notAvailableRes = self::searchCoupon($uid, $val['couponCode']);
                    // 处理可用的优惠券
                    if ($val['isValidity'] === 'N' || (isset($notAvailableRes['code']) && $notAvailableRes['code'] !== 200)) {
                        $val['notAvailable'] = true;
                        // continue;
                    }
                    $result[] = $val;
                }
            }

            if ($onlyTotal) {
                $count = count($result);
                $result = array('count' => $count);
            }
        }while(0);

        return $result;
    }

    /**
     * 购物车结算--提交结算信息
     *
     * @param int $uid 用户ID
     * @param int $addressId 地址ID
     * @param int $cartType 购物车类型ID
     * @param int $deliveryTime 寄送时间ID
     * @param int $deliveryWay 寄送方式ID
     * @param string $invoiceTitle 发票说明
     * @param int $invoiceId 发票类型ID
     * @param int $paymentId 支付方式ID
     * @param int $paymentType 支付类型ID
     * @param string $remark 留言
     * @param string $couponCode 优惠券码
     * @param mixed $yohoCoin 使用的YOHO币数量或为空
     * @return array 接口返回的数据
     */
    public static function orderSub($uid, $addressId, $cartType, $deliveryTime, $deliveryWay, $invoiceTitle, $invoiceId, $paymentId, $paymentType, $remark, $couponCode, $yohoCoin)
    {
        $result = array('code' => 400, 'message' => '出错啦');

        if (empty($addressId)) {
            $result['code'] = 401;
            $result['message'] = '配送地址不能为空';
        } elseif (empty($deliveryTime)) {
            $result['code'] = 402;
            $result['message'] = '请选择配送时间';
        } elseif (empty($deliveryWay)) {
            $result['code'] = 403;
            $result['message'] = '请选择配送方式';
        } else {
            $orderSubRes = CartData::orderSub($uid, $addressId, $cartType, $deliveryTime, $deliveryWay, $invoiceTitle, $invoiceId, $paymentId, $paymentType, $remark, $couponCode, $yohoCoin);
            if ($orderSubRes && isset($orderSubRes['code'])) {
                $result = $orderSubRes;
            }
        }

        return $result;
    }


    /**
     * 处理购物车商品、加价购商品、赠品详情数据
     *
     * @param array $productData 要处理的商品数据
     * @param int $num 购买数目
     * @return array $data 处理之后的数据
     */
    private static function procGoodsDetail($productData, $num = null)
    {
        $data = array();

        $data['name'] = $productData['product_name'];
        $data['price'] = $productData['format_market_price'];
        $data['salePrice'] = $productData['format_sales_price'];

        if (isset($productData['storage_sum'])) {
            $data['storage'] = $productData['storage_sum'];
        }
        $data['num'] = 1;
        if ($num !== null) {
            $data['num'] = $num;
        }

        // 商品选择
        if (isset($productData['goods_list'])) {
            $goodsList = $productData['goods_list'];

            $colors = array();
            $oneColor = array();
            $sizes = array();
            $oneSize = array();
            $sizeList = array();
            $thumbImageList = array();
            $colorNum = 0;
            $totalStorageNum = 0; // 总库存数
            $colorStorageGroup = array(); // 颜色分组的库存总数集合, 多个之间用/分隔
            foreach ($goodsList as $val) {
                $colorNum = 0;
                $sizeStorageStr = '';

                // 尺码
                foreach ($val['size_list'] as $one) {
                    $oneSize = array();
                    $oneSize['id'] = $one['size_id'];
                    $oneSize['skuId'] = $one['product_sku'];
                    $oneSize['goodsId'] = $val['goods_id'];
                    $oneSize['colorId'] = $val['color_id'];
                    $oneSize['name'] = $one['size_name'];
                    $oneSize['sizeNum'] = $one['storage_number'];

                    $colorNum += $one['storage_number'];
                    $sizeStorageStr .= $one['storage_number'] . '/';

                    $sizeList[$val['product_skc']][] = $oneSize;

                    $colorStorageGroup[$val['product_skc']][$one['size_name']] = $one['storage_number'];
                }

                // 颜色
                $oneColor = array();
                $oneColor['id'] = $val['color_id'];
                $oneColor['skcId'] = $val['product_skc'];
                $oneColor['name'] = $val['color_name'];
                $oneColor['goodsName'] = $productData['product_name'];
                $oneColor['colorNum'] = $colorNum;
                $oneColor['sizeNumStr'] = rtrim($sizeStorageStr, '/');
                $colors[] = $oneColor;

                // 缩略图
                foreach ($val['images_list'] as $image) {
                    $thumbImageList[] = array(
                        'img' => Helpers::getImageUrl($image['image_url'], 60, 60)
                    );
                }

                // 商品库存总数
                $totalStorageNum += $colorNum;
            }

            // 遍历所有尺码，统计出该尺码的每个颜色的库存量，没有时添0，不能空着，因为JS中需要判断
            foreach ($sizeList as $skc => $sizeArr) {
                foreach ($sizeArr as $key => $value) {
                    $sizeStorageStr = '';
                    foreach ($colorStorageGroup as $colorArr) {
                        if (isset($colorArr[ $value['name'] ])) {
                            $sizeStorageStr .= $colorArr[ $value['name'] ] . '/';
                        } else {
                            $sizeStorageStr .= '0/';
                        }
                    }
                    $sizeList[$skc][$key]['colorNumStr'] = rtrim($sizeStorageStr, '/');
                }
            }

            // 格式化尺码对应的各个颜色分组
            foreach ($colors as $color) {
                $sizes[]['size'] = $sizeList[$color['skcId']];
            }

            $data['thumbs'] = $thumbImageList;
            $data['colors'] = $colors;
            $data['sizes'] = $sizes;
            $data['totalNum'] = $totalStorageNum;
        }

        return $data;
    }

    /**
     * 处理不同类型的购物车数据
     *
     * @param array $data 不同类型购物车数据
     * @param bool $onlyGift 只获取赠品的商品数据
     * @param bool $onlyAdvanceBuy 只获取加价购的商品数据
     * @param bool $isAdvanceCart 是否是预售购物车，默认是，（和上市期有关）
     * @return array $result 处理之后的不同类型购物车数据
     */
    private static function procCartData($data, $onlyGift = false, $onlyAdvanceBuy = false, $isAdvanceCart = true)
    {
        $result = array();

        do {
            // 数据为空时返回空的标志
            if (empty($data['goods_list']) && empty($data['sold_out_goods_list'])) {
                break;
            }

            if ($onlyGift) {
                // 赠品
                $result['freebie'] = Helpers::formatAdvanceGoods($data['gift_list']);
                break;
            }
            if ($onlyAdvanceBuy) {
                // 加价购
                $result['advanceBuy'] = Helpers::formatAdvanceGoods($data['price_gift']);
                break;
            }

            // 购买的可用商品列表
            $validGoods = Helpers::formatCartGoods($data['goods_list'], $isAdvanceCart);
            if (!empty($validGoods)) {
                $result['goods'] = $validGoods;
            }

            // 失效商品列表
            $notValidGoods = Helpers::formatCartGoods($data['sold_out_goods_list'], $isAdvanceCart, false);
            if (!empty($notValidGoods)) {
                $result['notValidGoods'] = $notValidGoods;
            }

            // 赠品和加价购商品
            if (count($data['gift_list']) || count($data['price_gift'])) {
                $result['freebieOrAdvanceBuy'] = true;
                // 赠品
                $result['giftCount'] = 0;
                $result['freebie'] = Helpers::formatAdvanceGoods($data['gift_list'], $result['giftCount']);
                // 加价购
                $result['advanceBuyCount'] = 0;
                $result['advanceBuy'] = Helpers::formatAdvanceGoods($data['price_gift'], $result['advanceBuyCount']);
            }

            // 已参加的活动
            if (!empty($data['promotion_info'])) {
                $result['promotionInfo'] = array();
                $info = array();
                foreach ($data['promotion_info'] as $val) {
                    $info = array();
                    $info['id'] = $val['promotion_id'];
                    $info['name'] = $val['promotion_title'];

                    $result['promotionInfo'][] = $info;
                }
            }

            // 结算数据
            $result['price'] = Helpers::transPrice($data['shopping_cart_data']['order_amount']);
            $result['activityPrice'] = Helpers::transPrice($data['shopping_cart_data']['discount_amount']);
            $result['count'] = $data['shopping_cart_data']['selected_goods_count'];
            $result['isAllSelected'] = ($data['shopping_cart_data']['goods_count'] === $data['shopping_cart_data']['selected_goods_count']) && ($data['shopping_cart_data']['selected_goods_count'] >0);
            $result['sumPrice'] = Helpers::transPrice($data['shopping_cart_data']['last_order_amount']);
        }while(0);

        return $result;
    }

}