cart.js
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/**
* 购物车 controller
* @author: jinhu.dong<jinhu.dong@yoho.cn>
* @date: 2016/07/04
*/
'use strict';
const cartModel = require('../models/cart');
const _ = require('lodash');
// 购物车首页
exports.index = (req, res, next) => {
const shoppingKey = req.cookies._SPK || null;
const uid = req.user.uid || null;
cartModel.getCartData(shoppingKey, uid).then((result) => {
if (result.code === 200) {
res.header('Cache-Control', 'no-store');
res.display('cart', _.merge({
module: 'shopping',
page: 'cart',
bcNavFocus: 1,
defaultHeader: false
}, {
helpers: require('../helpers')
}, cartModel.filterCartData(result, uid)));
}
}).catch(next);
};
// 通过stepper修改购物车商品数量
exports.changeProductNum = (req, res, next) => {
const changeType = req.body.changeType;
const uid = req.user.uid;
const shoppingKey = req.cookies._SPK;
const sku = req.body.sku;
const goodTpye = req.body.goodType;
if (changeType === 'INCREASE') {
cartModel.modifyProductNum({
increaseNum: 1, // 默认是1
uid,
shoppingKey,
sku,
goodTpye
}).then(result => {
if (result.code === 200) {
cartModel.getCartData(shoppingKey, uid).then(cartData => {
res.json(_.merge(
cartModel.filterCartData(cartData, uid),
{code: cartData.code, message: result.message})
);
});
} else {
res.json(result);
}
}).catch(next);
} else if (changeType === 'DECREASE') {
cartModel.modifyProductNum({
decreaseNum: 1, // 默认是1
uid,
shoppingKey,
sku,
goodTpye
}).then(result => {
if (result.code === 200) {
cartModel.getCartData(shoppingKey, uid).then(cartData => {
res.json(_.merge(
cartModel.filterCartData(cartData, uid),
{code: cartData.code, message: result.message})
);
});
} else {
res.json(result);
}
}).catch(next);
}
};
// 删除商品
exports.removeProduct = (req, res, next) => {
const params = {};
const uid = req.user.uid;
const shoppingKey = req.cookies._SPK;
const productSkuList = req.body.skuList;
if (uid) {
_.merge(params, {uid});
}
if (shoppingKey) {
_.merge(params, {shopping_key: shoppingKey});
}
if (productSkuList) {
_.merge(params, {product_sku_list: productSkuList});
}
cartModel.removeGoods(params).then(result => {
res.json(_.merge(cartModel.filterCartData(result, uid), {code: result.code, message: result.message}));
}).catch(next);
};
// 收藏商品
exports.sendToFavorite = (req, res, next) => {
const params = {};
const uid = req.user.uid;
const productSkuList = req.body.skuList;
if (uid) {
_.merge(params, {uid});
}
if (productSkuList) {
_.merge(params, {product_sku_list: productSkuList});
}
cartModel.transferToFavorite(params).then(result => {
res.json(_.merge(cartModel.filterCartData(result, uid), {code: result.code, message: result.message}));
}).catch(next);
};
// 添加商品到购物车
exports.addToCart = (req, res, next) => {
const productSku = req.body.productSku;
const buyNumber = req.body.buyNumber;
cartModel.addToCart({
productSku: productSku,
buyNumber: buyNumber,
shoppingKey: req.cookies._SPK || null,
uid: req.user.uid
}).then((result) => {
res.cookie('_SPK', result.data.shopping_key, {maxAge: 1000 * 60 * 60 * 24 * 365, httpOnly: true, path: '/'});
res.json(result);
}).catch(next);
};
// 购物车商品选择与取消选择
exports.toggleSelectGoods = (req, res, next) => {
const params = {};
const uid = req.user.uid;
const shoppingKey = req.cookies._SPK;
// 商品sku列表
const productSkuList = req.body.skuList;
if (uid) {
_.merge(params, {uid});
}
if (shoppingKey) {
_.merge(params, {shopping_key: shoppingKey});
}
if (productSkuList) {
_.merge(params, {product_sku_list: productSkuList});
}
cartModel.toggleSelectGoods(params).then(result => {
res.json(_.merge(cartModel.filterCartData(result, uid), {code: result.code, message: result.message}));
}).catch(next);
};
// 点击去结算时检查库存
exports.checkStorage = (req, res, next) => {
const shoppingKey = req.cookies._SPK || null;
const uid = req.user.uid || null;
cartModel.getCartData(shoppingKey, uid).then((result) => {
res.json(_.merge(cartModel.filterCartData(result, uid), {code: result.code, message: result.message}));
}).catch(next);
};
// 修改购物车商品颜色和尺寸
exports.modifyProduct = (req, res, next) => {
const uid = req.user && req.user.uid;
const shoppingKey = req.cookies._SPK;
// swapData => [{"buy_number":"1","selected":"Y","new_product_sku":"735172","old_product_sku":"735171"}]
const swapData = req.body.swapData;
cartModel.modifyProduct({swapData, shoppingKey, uid}).then((result) => {
if (result.code === 200) {
cartModel.getCartData(shoppingKey, uid).then(cartData => {
res.json(_.merge(
cartModel.filterCartData(cartData, uid),
{code: cartData.code, message: result.message})
);
});
} else {
res.json(result);
}
}).catch(next);
};
// 获取购物车商品信息
exports.getCartData = (req, res, next) => {
const shoppingKey = req.cookies._SPK || null;
const uid = req.user.uid || null;
cartModel.getCartData(shoppingKey, uid).then((result) => {
if (result.code === 200) {
res.json(
_.merge(
cartModel.filterCartData(result, uid),
{code: result.code, message: result.message}
)
);
} else {
res.send(result);
}
}).catch(next);
};