/**
 * Created by TaoHuang on 2016/10/19.
 */

'use strict';

const co = require('bluebird').coroutine;
const service = require('../models/cart-service');
const helper = require('../models/cart-helper');
const ghelper = require('../../guang/models/guang-helper');
const simpleHeaderModel = require('../../../doraemon/models/simple-header');

const stepper = [
    {name: '查看购物车', focus: true},
    {name: '填写订单'},
    {name: '付款，完成购买'}
];

const getProductInfo = (req, res, next) => {
    let pid = req.query.productId || '';

    service.getProductInfoAsync(pid).then((result) => {
        return res.render('goods-detail', Object.assign({
            layout: false
        }, result));
    }).catch(next);
};

const getProductData = (req, res, next) => {
    let pid = req.query.productId || '';

    service.getProductInfoAsync(pid).then((result) => {
        return res.send(result);
    }).catch(next);
};

/**
 * 设置购物车COOKIE信息
 */
const setShoppingCookie = (req, res) => {

    let uid = req.user.uid || true;
    let shoppingKey = helper.getShoppingKeyByCookie(req);

    return service.getCartCount(uid, shoppingKey).then(ret => {
        if (ret && ret.data && ret.data.cart_goods_count) {
            res.cookie('_g', {
                _k: shoppingKey,
                _nac: ret.data.cart_goods_count,
                _ac: 0,
                _r: 1
            });
        }
    }).finally(() => {
        return;
    });
};

/**
 * 我的购物车
 */
const cart = (req, res, next) => {

    let uid = req.user.uid; // 8040155;  // req.user.uid; 20422448
// console.log('====================> ' + uid);
    let shoppingKey = helper.getShoppingKeyByCookie(req);
    let cartDelList = req.cookies['cart-del-list'];

    if (cartDelList) {
        req.cookies['cart-del-list'] = '';
    }

    service.getCartData(uid, shoppingKey, cartDelList)
        .then(ret => {

            if (req.query.json === '1') {
                return res.send(ret);
            }

            if (req.query.page === '1') {
                return res.render('cart_bak', {
                    cart: {

                    }
                });
            }

            // res.send(ret);

            // console.log(JSON.stringify(ret));
            return res.render('cart', {
                module: 'cart',
                page: 'cart',
                stepper: stepper,
                simpleHeader: simpleHeaderModel.setSimpleHeaderData(),
                uid: uid,
                cart: ret
            });
        })
        .catch(next);
};

/**
 * 加入购物车
 */
const cartAdd = (req, res) => {

    co(function * () {
        let uid = req.user.uid;
        let shoppingKey = helper.getShoppingKeyByCookie(req);
        let productSku = req.body.productSku;
        let buyNumber = req.body.buyNumber || 1;
        let goodsType = req.body.goodsType || 0;
        let promotionId = req.body.promotionId || 0;
        let isEdit = req.body.isEdit || 0;

        let result = yield service.addToCart(productSku, buyNumber, goodsType, isEdit, promotionId, uid, shoppingKey);

        // 设置加入购物车凭证到客户端浏览器
        if (!shoppingKey && result && result.data && result.data.shopping_key) {
            // req.cookies['_SPK'] = result.data.shopping_key
            // $this->setCookie('_SPK', $result['data']['shopping_key'], time() + 86400 * 360);
        }

        // 老站购物车需要的COOKIE
        if (result && result.data && result.data.shopping_key) {
            /* $this->setCookie('_g', json_encode(array(
             '_k' => $result['data']['shopping_key'],
             '_nac' => $result['data']['goods_count'],
             '_ac' => 0,
             '_r' => 1
             )));*/
        }

        res.send(result);
    })();
};

/**
 * 获取购物车商品总数
 */
const cartTotal = (req, res) => {

    co(function * () {

        let uid = req.user.uid;
        let shoppingKey = helper.getShoppingKeyByCookie(req);
        let callback = req.query.callback;
        let ret = yield service.getCartCount(uid, shoppingKey);

        return res.send(callback + '(' + JSON.stringify(ret) + ')');
    })();
};

/**
 * 购物车商品选择与取消
 */
const selectProduct = (req, res) => {

    let uid = req.user.uid;
    let productId = req.body.skuList;
    let hasPromotion = req.body.hasPromotion || false;
    let shoppingKey = helper.getShoppingKeyByCookie(req);

    service.selectGoods(uid, productId, shoppingKey, hasPromotion)
        .then(ret => {
            res.send(ret);
        }).catch(() => {
            res.send({
                code: 400
            });
        });
};

/**
 * 修改购物车商品数量
 */
const modifyProductNum = (req, res, next) => {

    let uid = req.user.uid;
    let shoppingKey = helper.getShoppingKeyByCookie(req);
    let sku = req.body.sku;
    let increaseNum = req.body.increaseNum || null;
    let decreaseNum = req.body.decreaseNum || null;

    return service.modifyProductNum(uid, sku, increaseNum, decreaseNum, shoppingKey)
        .then(ret => {
            if (ret && ret.code === 200) {
                return setShoppingCookie(req, res).then(() => {
                    return res.send(ret);
                });
            } else {
                return res.send({
                    code: 400,
                    message: '修改购物车商品数量失败！'
                });
            }
        })
        .catch(next);
};

/**
 * 移出购物车
 */
const removeProduct = (req, res) => {

    co(function * () {
        let uid = req.user.uid;
        let shoppingKey = helper.getShoppingKeyByCookie(req);
        let skuList = req.body.skuList;
        let hasPromotion = true;

        let ret = yield service.removeFromCart(uid, shoppingKey, skuList, hasPromotion);

        if (ret && ret.code === 200) {
            yield setShoppingCookie(req, res);
        }

        return res.send(ret);
    })();
};

/**
 * 移入收藏夹
 * 支持批量移入收藏夹
 */
const moveToFav = (req, res) => {

    co(function * () {
        let uid = req.user.uid;

        // let shoppingKey = helper.getShoppingKeyByCookie(req);
        let skuList = req.body.skuList;
        let hasPromotion = req.body.hasPromotion || false;

        let ret = yield service.addToFav(uid, skuList, hasPromotion);

        if (ret && ret.code === 200) {
            yield setShoppingCookie(req, res);
        }

        return res.send(ret);
    })();
};

/**
 * 检查是否收藏
 */
const checkFav = (req, res) => {

    co(function * () {

        let uid = req.user.uid;
        let pids = req.body.pidList.split(',');
        let ret = {
            code: 200,
            message: '是否收藏',
            data: {}
        };

        ret.data = yield service.checkUserIsFav(uid, pids);

        return res.send(ret);
    })();
};

/**
 * 凑单商品异步请求
 */
const getTogetherProduct = (req, res) => {

    co(function * () {

        let page = req.query.page;

        /* let ret = {
            code: 200,
            message: '凑单商品'
        };*/

        // let ret = yield service.getTogetherProduct(page);

        // return res.send(ret);
        // test
        return res.send({
            'code': 200,
            'message': '',
            'data': {
                'header': '\u51d1\u5355\u5546\u54c1',
                'hasPrev': true,
                'hasNext': true,
                'item': [{
                    'id': 675944,
                    'skn': 51486050,
                    'href': '\/\/item.yohobuy.com\/product\/pro_675944_831288\/MYFUN yinliaopingxiuhuanvmianwa 1611DPA0195.html',
                    'title': 'MY FUN \u996e\u6599\u74f6\u7ee3\u82b1\u5973\u68c9\u889c',
                    'img': '\/\/img10.static.yhbimg.com\/goodsimg\/2017\/01\/12\/08\/01fcff8810cf74104dcb166d971a3fca91.jpg?imageMogr2\/thumbnail\/100x100\/extent\/100x100\/background\/d2hpdGU=\/position\/center\/quality\/80',
                    'alt': 'MY FUN \u996e\u6599\u74f6\u7ee3\u82b1\u5973\u68c9\u889c',
                    'price': '19.00',
                    'marketPrice': '49.00'
                }, {
                    'id': 675942,
                    'skn': 51486048,
                    'href': '\/\/item.yohobuy.com\/product\/pro_675942_831286\/MYFUN siyecaoxiuhuanvmianwa 1611DPA0194.html',
                    'title': 'MY FUN \u56db\u53f6\u8349\u7ee3\u82b1\u5973\u68c9\u889c',
                    'img': '\/\/img10.static.yhbimg.com\/goodsimg\/2017\/01\/12\/08\/01b5f0a983a76de8fe730e67247cdac0e6.jpg?imageMogr2\/thumbnail\/100x100\/extent\/100x100\/background\/d2hpdGU=\/position\/center\/quality\/80',
                    'alt': 'MY FUN \u56db\u53f6\u8349\u7ee3\u82b1\u5973\u68c9\u889c',
                    'price': '19.00',
                    'marketPrice': '49.00'
                }, {
                    'id': 675876,
                    'skn': 51485982,
                    'href': '\/\/item.yohobuy.com\/product\/pro_675876_831220\/MYFUN caitiaowennanshizhangtongwa 1611DPA0045.html',
                    'title': 'MYFUN \u5f69\u6761\u7eb9\u7537\u58eb\u957f\u7b52\u889c',
                    'img': '\/\/img12.static.yhbimg.com\/goodsimg\/2017\/01\/12\/10\/0290b5aafe4137bc7c5ec90f3963546cb9.jpg?imageMogr2\/thumbnail\/100x100\/extent\/100x100\/background\/d2hpdGU=\/position\/center\/quality\/80',
                    'alt': 'MYFUN \u5f69\u6761\u7eb9\u7537\u58eb\u957f\u7b52\u889c',
                    'price': '19.00',
                    'marketPrice': '39.00'
                }, {
                    'id': 675874,
                    'skn': 51485980,
                    'href': '\/\/item.yohobuy.com\/product\/pro_675874_831218\/MYFUN caitiaowennanshizhangtongwa 1611DPA0043.html',
                    'title': 'MY FUN \u5f69\u6761\u7eb9\u7537\u58eb\u957f\u7b52\u889c',
                    'img': '\/\/img10.static.yhbimg.com\/goodsimg\/2017\/01\/12\/10\/01604804248080b4c8cd60dd623e569d24.jpg?imageMogr2\/thumbnail\/100x100\/extent\/100x100\/background\/d2hpdGU=\/position\/center\/quality\/80',
                    'alt': 'MY FUN \u5f69\u6761\u7eb9\u7537\u58eb\u957f\u7b52\u889c',
                    'price': '19.00',
                    'marketPrice': '39.00'
                }, {
                    'id': 675872,
                    'skn': 51485978,
                    'href': '\/\/item.yohobuy.com\/product\/pro_675872_831216\/MYFUN ertiaogangnanshizhongtongwa 1611DPA0034.html',
                    'title': 'MY FUN \u7537\u58eb\u4e2d\u7b52\u889c',
                    'img': '\/\/img12.static.yhbimg.com\/goodsimg\/2017\/01\/12\/10\/02888bca5ef68cb669a0c47ae31232d87e.jpg?imageMogr2\/thumbnail\/100x100\/extent\/100x100\/background\/d2hpdGU=\/position\/center\/quality\/80',
                    'alt': 'MY FUN \u7537\u58eb\u4e2d\u7b52\u889c',
                    'price': '15.00',
                    'marketPrice': '29.00'
                }, {
                    'id': 675870,
                    'skn': 51485976,
                    'href': '\/\/item.yohobuy.com\/product\/pro_675870_831214\/MYFUN ertiaogangnanshizhongtongwa 1611DPA0033.html',
                    'title': 'MY FUN \u7537\u58eb\u4e2d\u7b52\u889c',
                    'img': '\/\/img10.static.yhbimg.com\/goodsimg\/2017\/01\/12\/10\/015ef2fb172c81a128b8c6603f89671f03.jpg?imageMogr2\/thumbnail\/100x100\/extent\/100x100\/background\/d2hpdGU=\/position\/center\/quality\/80',
                    'alt': 'MY FUN \u7537\u58eb\u4e2d\u7b52\u889c',
                    'price': '15.00',
                    'marketPrice': '29.00'
                }]
            }
        });
    })();
};

/**
 * 为你优选商品异步请求
 */
const getRecommendProductAction = (req, res) => {

    co(function * () {

        let channel = req.yoho.channel;
        let uid = req.user.uid;
        let udid = ghelper.getUdid(req, res);
        let page = req.query.page;

        if (page === '6') {
            page = 1;
        }

        // let ret = yield service.getRecommendProduct(channel, uid, udid, page);

        // res.send(ret);

        res.send({
            'code': 200,
            'message': '',
            'data': {
                'header': '\u4e3a\u60a8\u4f18\u9009',
                'hasPrev': false,
                'hasNext': true,
                'item': [{
                    'id': 493102,
                    'skn': 51295054,
                    'href': '\/\/item.yohobuy.com\/product\/pro_493102_450622\/LIFEAFTERLIFEDaYiLALA603WO97.html',
                    'title': 'Life\u00b7After Life \u6e14\u592b\u6263\u5927\u8863\u3010\u591a\u8272\u53ef\u9009\u3011',
                    'img': '\/\/img11.static.yhbimg.com\/goodsimg\/2016\/10\/08\/17\/01a6ac4cfb94fc6ca1bf4c8450ab7828c9.jpg?imageMogr2\/thumbnail\/100x100\/extent\/100x100\/background\/d2hpdGU=\/position\/center\/quality\/80',
                    'alt': 'Life\u00b7After Life \u6e14\u592b\u6263\u5927\u8863\u3010\u591a\u8272\u53ef\u9009\u3011',
                    'price': '589.00',
                    'marketPrice': '1389.00'
                }, {
                    'id': 599258,
                    'skn': 51404992,
                    'href': '\/\/item.yohobuy.com\/product\/pro_599258_575876\/VEIL KEIOS x GARFIELD Sports Cap: Monday landicixiudiandaojiafei heisewanyanmao  GFK-007.html',
                    'title': 'keios under the veil \u84dd\u5e95\u523a\u7ee3\u985b\u5012\u52a0\u83f2 \u9ed1\u8272\u5f2f\u6a90\u5e3d',
                    'img': '\/\/img10.static.yhbimg.com\/goodsimg\/2016\/10\/08\/14\/01816e75629f40c58a138a30aee2a9eca6.jpg?imageMogr2\/thumbnail\/100x100\/extent\/100x100\/background\/d2hpdGU=\/position\/center\/quality\/80',
                    'alt': 'keios under the veil \u84dd\u5e95\u523a\u7ee3\u985b\u5012\u52a0\u83f2 \u9ed1\u8272\u5f2f\u6a90\u5e3d',
                    'price': '248.00'
                }, {
                    'id': 494118,
                    'skn': 51296096,
                    'href': '\/\/item.yohobuy.com\/product\/pro_494118_451958\/PHANTACIPH16LTT02TXu.html',
                    'title': '\u3010JAY CHOU\u5730\u8868\u6700\u5f3a\u6f14\u5531\u4f1a\u7ebf\u4e0a\u72ec\u5bb6\u4e13\u5c5e\u3011PHANTACi X LOONEYTUNES X THEINVINCIBLE TEE-White',
                    'img': '\/\/img12.static.yhbimg.com\/goodsimg\/2016\/10\/12\/09\/022e6b74072cdce1c4df430707905fc4c6.jpg?imageMogr2\/thumbnail\/100x100\/extent\/100x100\/background\/d2hpdGU=\/position\/center\/quality\/80',
                    'alt': '\u3010JAY CHOU\u5730\u8868\u6700\u5f3a\u6f14\u5531\u4f1a\u7ebf\u4e0a\u72ec\u5bb6\u4e13\u5c5e\u3011PHANTACi X LOONEYTUNES X THEINVINCIBLE TEE-White',
                    'price': '119.00',
                    'marketPrice': '300.00'
                }, {
                    'id': 657894,
                    'skn': 51466614,
                    'href': '\/\/item.yohobuy.com\/product\/pro_657894_644268\/converse JACK PURCELL MODERN 155020Cnan.html',
                    'title': 'converse JACK PURCELL MODERN Man',
                    'img': '\/\/img10.static.yhbimg.com\/goodsimg\/2016\/12\/18\/14\/01cb0aef0bd168ebcb1de93cefc0d2e376.jpg?imageMogr2\/thumbnail\/100x100\/extent\/100x100\/background\/d2hpdGU=\/position\/center\/quality\/80',
                    'alt': 'converse JACK PURCELL MODERN Man',
                    'price': '989.00',
                    'marketPrice': '1099.00'
                }, {
                    'id': 646540,
                    'skn': 51454606,
                    'href': '\/\/item.yohobuy.com\/product\/pro_646540_631202\/5cm MEN SWEAT SHIRT 5CXSWX3503W67BKX.html',
                    'title': '5cm X KYE \u540e\u80cc\u5370\u82b1\u8fde\u5e3d\u536b\u8863',
                    'img': '\/\/img11.static.yhbimg.com\/goodsimg\/2016\/12\/08\/10\/0116d5eb256f45a66f082ab54d9ed7926f.jpg?imageMogr2\/thumbnail\/100x100\/extent\/100x100\/background\/d2hpdGU=\/position\/center\/quality\/80',
                    'alt': '5cm X KYE \u540e\u80cc\u5370\u82b1\u8fde\u5e3d\u536b\u8863',
                    'price': '1099.00'
                }, {
                    'id': 496860,
                    'skn': 51298904,
                    'href': '\/\/item.yohobuy.com\/product\/pro_496860_454976\/INTOTHERAINBOWDuanXiuTXuITRMA603TE103.html',
                    'title': 'Into The Rainbow \u7f8e\u56fd\u961f\u957f75\u5468\u5e74 \u77ed\u8896T\u6064',
                    'img': '\/\/img10.static.yhbimg.com\/goodsimg\/2016\/07\/18\/16\/01497d761773446050fcc57c414bee4653.jpg?imageMogr2\/thumbnail\/100x100\/extent\/100x100\/background\/d2hpdGU=\/position\/center\/quality\/80',
                    'alt': 'Into The Rainbow \u7f8e\u56fd\u961f\u957f75\u5468\u5e74 \u77ed\u8896T\u6064',
                    'price': '89.00',
                    'marketPrice': '299.00'
                }]
            }
        });
    })();
};

/**
 * 凑单 加价购异步请求
 */
const getIncreasePurchase = (req, res) => {

    co(function * () {

        let page = req.query.page;

        /* let ret = {
             code: 200,
             message: '凑单商品'
         };*/

        let ret = yield service.getTogetherProduct(page);

        return res.send(ret);
    });
};

// 修改购物车商品颜色和尺寸
const modifyProduct = (req, res, next) => {
    const uid = req.user && req.user.uid;
    const shoppingKey = helper.getShoppingKeyByCookie(req);

    // swapData => [{"buy_number":"1","selected":"Y","new_product_sku":"735172","old_product_sku":"735171"}]
    const swapData = req.body.swapData;

    service.modifyProduct({swapData, shoppingKey, uid}).then((result) => {
        /* if (result.code === 200) {

        } else {
            res.json(result);
        }*/
        res.send(result);
    }).catch(next);
};

const swapGift = (req, res, next) => {

    let uid = req.user && req.user.uid;
    let shoppingKey = helper.getShoppingKeyByCookie(req);

    let promotionId = req.body.promotionId;
    let newSkn = req.body.newSkn;
    let newSku = req.body.newSku;

    service.swapGift(uid, shoppingKey, promotionId, newSkn, newSku)
        .then(ret => {
            res.send(ret);
        }).catch(next);
};

/**
 * 查询优惠可选择的商品,
 * 根据用户购物车数据标记是否选中
 * @param req
 * @param res
 * @param next
 */
const queryUserPromotionGift = (req, res, next) => {

    let uid = req.user && req.user.uid;
    let shoppingKey = helper.getShoppingKeyByCookie(req);
    let promotionId = req.query.promotionId;

    service.queryUserPromotionGift(promotionId, uid, shoppingKey)
        .then(ret => {
            res.send(ret);
        }).catch(next);
};

module.exports = {
    getProductInfo,
    getProductData,
    cart,
    cartAdd,
    cartTotal,
    setShoppingCookie,
    selectProduct,
    modifyProductNum,
    removeProduct,
    moveToFav,
    checkFav,
    getTogetherProduct,
    getRecommendProductAction,
    getIncreasePurchase,
    modifyProduct,
    swapGift,
    queryUserPromotionGift
};