カート画面編集途中

src/main/java/com/example/api/EcsiteRestController.java

@@ -44,6 +44,7 @@ public class EcsiteRestController {
 	@Autowired
 	ShoesService shoesService;
 	int totalPrice;
+	String sameId;
 	
 	//アカウント新規登録
 	@PostMapping("signUp")
@@ -81,12 +82,22 @@ public class EcsiteRestController {
 		//セッションがnull出ない場合	
 		}else{
 			//HashMapを生成
+			ArrayList <String> list = new ArrayList<String> ();
 			LinkedHashMap<String, Items> cart = new LinkedHashMap<String, Items>();
 			String id = data.getShoesId().toString();
 			//生成したHashMapにセッションにもともとある情報を照会させる。
 			cart = (LinkedHashMap<String, Items>) session.getAttribute("cart");
 			//HashMapに靴のIdをKeyとして、Valueに靴の情報を入れる。
-			cart.put(id, itemsService.findOne(data.getShoesId(),data.getQuantity()));
+			cart.forEach((key, value) ->{
+				if(key.equals(id)){
+					sameId = key;
+				}
+			});
+			if(sameId.equals(id)){
+				cart.put(id , itemsService.findOne(data.getShoesId(), data.getQuantity() + cart.get(id).getQuantity()));
+			}else{
+				cart.put(id , itemsService.findOne(data.getShoesId(),data.getQuantity()));
+			}
 			//HashMapをセッションに追加
 			session.setAttribute("cart", cart);
 			int nowQuantity =  (int) session.getAttribute("cartValue");
@@ -96,7 +107,7 @@ public class EcsiteRestController {
 	}
 	
 	@GetMapping("buy")
-	public String buy(@AuthenticationPrincipal LoginUser userDetails, LinkedHashMap<String, Items> items, ArrayList <Items> cart){
+	public void buy(@AuthenticationPrincipal LoginUser userDetails, LinkedHashMap<String, Items> items, ArrayList <Items> cart){
 		items = (LinkedHashMap<String, Items>) session.getAttribute("cart");
 		items.forEach((key, value) -> {
 			cart.add(value);
@@ -105,6 +116,6 @@ public class EcsiteRestController {
 		//Integer userId = user.getId();
 		salesLogService.update(1, cart);
 		session.removeAttribute("cart");
-		return "index";
+		session.removeAttribute("cartValue");
 	}
 }
\ No newline at end of file

src/main/resources/static/js/cart.js

@@ -16,6 +16,9 @@ $('#ok-btn').on('click',function(){
     	type:'GET',
     	url:'/limited/buy'
     })
-    .done()
-    return false;
+    .done(function(){
+    	$('.js-modal').fadeOut();
+    	alert("購入が完了しました。");
+    	window.location.href = "/limited/top";
+    })
 });
\ No newline at end of file

src/main/resources/templates/cart.html

@@ -111,7 +111,7 @@
 	                        <tr class="row tr">
 	                            <td class="tdCart"><img th:src="@{/upload/{photo}(photo=${cart.photo})}" width="300" height="200"/></td>
 	                            <td class="tdCart"><p th:text= "${cart.shoesName}" class="textP">Convers All Star</p></td>
-	                            <td class="tdCart"><p th:text= "${cart.quantity}" class="textP"></p></td>
+	                            <td class="tdCart"><input type="number" th:value="${cart.quantity}" class="textP"></input></td>
 	                            <td class="tdCart"><p th:text= "${cart.price}" class="textP">&yen;10000</p></td>
 	                        </tr>
 	                   </div>