// 添加购物车项
@SuppressWarnings("unchecked")
@Validations(requiredStrings = {@RequiredStringValidator(fieldName = "id", message = "ID不允许为空!")})
@InputConfig(resultName = "error")
public String ajaxAdd() {
Product product = productService.load(id);
if (!product.getIsMarketable()) {
return ajaxJsonErrorMessage("此商品已下架!");
}
if (quantity == null || quantity < 1) {
quantity = 1;
}
// [{\"i\":\"402880ea3189939a013189af0afc0002\"\"q\":1}]"
Integer totalQuantity = 0; // 总计商品数量
BigDecimal totalPrice = new BigDecimal("0"); // 总计商品价格
Member loginMember = getLoginMember();
if (loginMember == null) {
List<CartItemCookie> cartItemCookieList = new ArrayList<CartItemCookie>();
boolean isExist = false;
Cookie[] cookies = getRequest().getCookies();
if (cookies != null && cookies.length > 0) {
for (Cookie cookie : cookies) {
if (StringUtils.equalsIgnoreCase(
cookie.getName(), CartItemCookie.CART_ITEM_LIST_COOKIE_NAME)) {
if (StringUtils.isNotEmpty(cookie.getValue())) {
JsonConfig jsonConfig = new JsonConfig();
jsonConfig.setRootClass(CartItemCookie.class);
JSONArray jsonArray = JSONArray.fromObject(cookie.getValue());
List<CartItemCookie> previousCartItemCookieList =
(List<CartItemCookie>) JSONSerializer.toJava(jsonArray, jsonConfig);
for (CartItemCookie previousCartItemCookie : previousCartItemCookieList) {
Product cartItemCookieProduct = productService.load(previousCartItemCookie.getI());
if (StringUtils.equals(previousCartItemCookie.getI(), id)) {
isExist = true;
previousCartItemCookie.setQ(previousCartItemCookie.getQ() + quantity);
if (product.getStore() != null
&& (product.getFreezeStore() + previousCartItemCookie.getQ())
> product.getStore()) {
return ajaxJsonErrorMessage("添加购物车失败，商品库存不足!");
}
}
cartItemCookieList.add(previousCartItemCookie);
totalQuantity += previousCartItemCookie.getQ();
totalPrice =
cartItemCookieProduct
.getPreferentialPrice(getLoginMember())
.multiply(new BigDecimal(previousCartItemCookie.getQ().toString()))
.add(totalPrice);
}
}
}
}
}
if (!isExist) {
CartItemCookie cartItemCookie = new CartItemCookie();
cartItemCookie.setI(id);
cartItemCookie.setQ(quantity);
cartItemCookieList.add(cartItemCookie);
totalQuantity += quantity;
totalPrice =
product
.getPreferentialPrice(getLoginMember())
.multiply(new BigDecimal(quantity.toString()))
.add(totalPrice);
if (product.getStore() != null
&& (product.getFreezeStore() + cartItemCookie.getQ()) > product.getStore()) {
return ajaxJsonErrorMessage("添加购物车失败，商品库存不足!");
}
}
for (CartItemCookie cartItemCookie : cartItemCookieList) {
if (StringUtils.equals(cartItemCookie.getI(), id)) {
Product cartItemCookieProduct = productService.load(cartItemCookie.getI());
if (product.getStore() != null
&& (cartItemCookieProduct.getFreezeStore() + cartItemCookie.getQ())
> cartItemCookieProduct.getStore()) {
return ajaxJsonErrorMessage("添加购物车失败，商品库存不足!");
}
}
}
JSONArray jsonArray = JSONArray.fromObject(cartItemCookieList);
String jsonString = jsonArray.toString().replaceAll("\"", "'");
Cookie cookie = new Cookie(CartItemCookie.CART_ITEM_LIST_COOKIE_NAME, jsonString);
cookie.setPath(getRequest().getContextPath() + "/");
cookie.setMaxAge(CartItemCookie.CART_ITEM_LIST_COOKIE_MAX_AGE);
getResponse().addCookie(cookie);
} else {
boolean isExist = false;
Set<CartItem> previousCartItemList = loginMember.getCartItemSet();
if (previousCartItemList != null) {
for (CartItem previousCartItem : previousCartItemList) {
if (StringUtils.equals(previousCartItem.getProduct().getId(), id)) {
isExist = true;
previousCartItem.setQuantity(previousCartItem.getQuantity() + quantity);
if (product.getStore() != null
&& (product.getFreezeStore() + previousCartItem.getQuantity())
> product.getStore()) {
return ajaxJsonErrorMessage("添加购物车失败，商品库存不足!");
}
cartItemService.update(previousCartItem);
}
totalQuantity += previousCartItem.getQuantity();
totalPrice =
previousCartItem
.getProduct()
.getPreferentialPrice(getLoginMember())
.multiply(new BigDecimal(previousCartItem.getQuantity().toString()))
.add(totalPrice);
}
}
if (!isExist) {
CartItem cartItem = new CartItem();
cartItem.setMember(loginMember);
cartItem.setProduct(product);
cartItem.setQuantity(quantity);
if (product.getStore() != null
&& (product.getFreezeStore() + cartItem.getQuantity()) > product.getStore()) {
return ajaxJsonErrorMessage("添加购物车失败，商品库存不足!");
}
cartItemService.save(cartItem);
totalQuantity += quantity;
totalPrice =
product
.getPreferentialPrice(getLoginMember())
.multiply(new BigDecimal(quantity.toString()))
.add(totalPrice);
}
}
totalPrice = SystemConfigUtil.getOrderScaleBigDecimal(totalPrice);
DecimalFormat decimalFormat = new DecimalFormat(getOrderUnitCurrencyFormat());
String totalPriceString = decimalFormat.format(totalPrice);
Map<String, String> jsonMap = new HashMap<String, String>();
jsonMap.put(STATUS, SUCCESS);
jsonMap.put(MESSAGE, "添加至购物车成功！");
jsonMap.put("totalQuantity", totalQuantity.toString());
jsonMap.put("totalPrice", totalPriceString);
String person = loginMember == null ? "匿名用户" : loginMember.getUsername();
LogUtil.info("[" + person + "]将[" + product.getName() + "]加入了购物车!");
return ajaxJson(jsonMap);
}
// 购物车项列表
@InputConfig(resultName = "error")
@SuppressWarnings("unchecked")
public String ajaxList() {
List<Map<String, String>> jsonList = new ArrayList<Map<String, String>>();
Member loginMember = getLoginMember();
totalQuantity = 0;
totalPrice = new BigDecimal("0");
if (loginMember == null) {
Cookie[] cookies = getRequest().getCookies();
if (cookies != null && cookies.length > 0) {
for (Cookie cookie : cookies) {
if (StringUtils.equalsIgnoreCase(
cookie.getName(), CartItemCookie.CART_ITEM_LIST_COOKIE_NAME)) {
if (StringUtils.isNotEmpty(cookie.getValue())) {
JsonConfig jsonConfig = new JsonConfig();
jsonConfig.setRootClass(CartItemCookie.class);
JSONArray jsonArray = JSONArray.fromObject(cookie.getValue());
List<CartItemCookie> cartItemCookieList =
(List<CartItemCookie>) JSONSerializer.toJava(jsonArray, jsonConfig);
for (CartItemCookie cartItemCookie : cartItemCookieList) {
Product product = productService.load(cartItemCookie.getI());
if (product != null) {
totalQuantity += cartItemCookie.getQ();
totalPrice =
product
.getPreferentialPrice(getLoginMember())
.multiply(new BigDecimal(cartItemCookie.getQ().toString()))
.add(totalPrice);
DecimalFormat decimalFormat = new DecimalFormat(getPriceCurrencyFormat());
String priceString =
decimalFormat.format(product.getPreferentialPrice(getLoginMember()));
Map<String, String> jsonMap = new HashMap<String, String>();
jsonMap.put("name", product.getName());
jsonMap.put("price", priceString);
jsonMap.put("quantity", cartItemCookie.getQ().toString());
jsonMap.put("htmlFilePath", product.getHtmlFilePath());
jsonList.add(jsonMap);
}
}
}
}
}
}
} else {
Set<CartItem> cartItemSet = loginMember.getCartItemSet();
if (cartItemSet != null) {
for (CartItem cartItem : cartItemSet) {
Product product = cartItem.getProduct();
totalQuantity += cartItem.getQuantity();
totalPrice =
product
.getPreferentialPrice(getLoginMember())
.multiply(new BigDecimal(cartItem.getQuantity().toString()))
.add(totalPrice);
DecimalFormat decimalFormat = new DecimalFormat(getPriceCurrencyFormat());
String priceString =
decimalFormat.format(cartItem.getProduct().getPreferentialPrice(getLoginMember()));
Map<String, String> jsonMap = new HashMap<String, String>();
jsonMap.put("name", product.getName());
jsonMap.put("price", priceString);
jsonMap.put("quantity", cartItem.getQuantity().toString());
jsonMap.put("htmlFilePath", cartItem.getProduct().getHtmlFilePath());
jsonList.add(jsonMap);
}
}
}
totalPrice = SystemConfigUtil.getOrderScaleBigDecimal(totalPrice);
DecimalFormat decimalFormat = new DecimalFormat(getOrderUnitCurrencyFormat());
String totalPriceString = decimalFormat.format(totalPrice);
Map<String, String> jsonMap = new HashMap<String, String>();
jsonMap.put("totalQuantity", totalQuantity.toString());
jsonMap.put("totalPrice", totalPriceString);
jsonList.add(0, jsonMap);
JSONArray jsonArray = JSONArray.fromObject(jsonList);
String person = loginMember == null ? "匿名用户" : loginMember.getUsername();
LogUtil.info("[" + person + "]查看了购物车，总价值:" + totalPriceString);
return ajaxJson(jsonArray.toString());
}