@RequestMapping("/register")
public String register(
@RequestParam(value = "productCode") String productCode,
@AuthenticationPrincipal LoginUser user,
Model model) {
// Modelの情報を再取得してレジ画面を表示する
Product product = productService.findStockProductByProductCode(productCode);
Customer customer = customerService.findCustomerWithCreditByMail(user.getUsername());
CashRegisterCustomerView customerView = createCustomerView(customer);
model.addAttribute("product", product);
model.addAttribute("customerView", customerView);
return "register";
}
@RequestMapping("/detail")
public String detail(@RequestParam(value = "productCode") String productCode, Model model) {
Product product = productService.findStockProductByProductCode(productCode);
// Cacheの取得を行う。cacheが存在しない場合はサービス経由でReviewを取得し、キャッシュに反映する。
List<Review> reviews = reviewCache.get(productCode);
if (reviews == null) {
reviews = reviewService.findReviewByProductCode(productCode);
// 結果が0件であった場合も空であった結果をCacheする.
reviewCache.put(productCode, reviews);
}
model.addAttribute("product", product);
model.addAttribute("reviews", createProductReviewView(reviews));
return "detail";
}
@ExceptionHandler(OutOfStockException.class)
public ModelAndView handleException(OutOfStockException exception, Locale locale) {
Product outOfStockProduct = productService.findProductByProductCode(exception.getProductCode());
ModelAndView mav = new ModelAndView("/detail");
mav.addObject("hasErrorMessage", Boolean.TRUE);
mav.addObject(
"errorMessage",
messageSource.getMessage(
exception.getMessageCode().getCode(),
new String[] {outOfStockProduct.getProductName()},
locale));
mav.addObject(outOfStockProduct);
return mav;
}