[이지원/그루] 9주차 정리내용 제출

danaggero/jpashop/build.gradle

@@ -28,6 +28,8 @@ dependencies {
 	implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
 	implementation 'org.springframework.boot:spring-boot-starter-web'
 	implementation 'org.springframework.boot:spring-boot-devtools'
+	implementation 'org.springframework.boot:spring-boot-starter-validation'
+
 	implementation 'com.github.gavlyukovskiy:p6spy-spring-boot-starter:1.10.0'
 	compileOnly 'org.projectlombok:lombok'
 	runtimeOnly 'com.h2database:h2'

danaggero/jpashop/src/main/java/jpabook/jpashop/controller/BookForm.java

@@ -0,0 +1,18 @@
+package jpabook.jpashop.controller;
+
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+public class BookForm {
+    private Long id;
+
+    private String name;
+    private int price;
+    private int stockQuantity;
+
+    private String author;
+    private String isbn;
+
+}

danaggero/jpashop/src/main/java/jpabook/jpashop/controller/HomeController.java

@@ -0,0 +1,16 @@
+package jpabook.jpashop.controller;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+@Controller
+@Slf4j
+public class HomeController {
+
+    @RequestMapping("/")
+    public String home() {
+        log.info("home controller");
+        return "home";
+    }
+}

danaggero/jpashop/src/main/java/jpabook/jpashop/controller/ItemController.java

@@ -0,0 +1,93 @@
+package jpabook.jpashop.controller;
+
+import jpabook.jpashop.domain.Item.Book;
+import jpabook.jpashop.domain.Item.Item;
+import jpabook.jpashop.service.ItemService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
+
+import java.util.List;
+
+@Controller
+@RequiredArgsConstructor
+public class ItemController {
+
+    private final ItemService itemService;
+
+    @GetMapping(value = "/items/new")
+    public String createForm(Model model) {
+        model.addAttribute("form", new BookForm());
+        return "items/createItemForm";
+    }
+
+    @PostMapping(value = "/items/new")
+    public String create(BookForm form) {
+
+        Book book = new Book();
+
+        book.setName(form.getName());
+        book.setPrice(form.getPrice());
+        book.setStockQuantity(form.getStockQuantity());
+        book.setAuthor(form.getAuthor());
+        book.setIsbn(form.getIsbn());
+
+        itemService.saveItem(book);
+        return "redirect:/items";
+    }
+
+    /**
+     * 상품 목록
+     */
+    @GetMapping(value = "/items")
+    public String list(Model model) {
+        List<Item> items = itemService.findItems();
+        model.addAttribute("items", items);
+        return "items/itemList";
+    }
+
+    /**
+     * 상품 수정 폼
+     */
+    @GetMapping(value = "/items/{itemId}/edit")
+    public String updateItemForm(@PathVariable("itemId") Long itemId, Model model) {
+        Book item = (Book) itemService.findOne(itemId);
+
+        BookForm form = new BookForm();
+
+        form.setId(item.getId());
+        form.setName(item.getName());
+        form.setPrice(item.getPrice());
+        form.setStockQuantity(item.getStockQuantity());
+        form.setAuthor(item.getAuthor());
+        form.setIsbn(item.getIsbn());
+        model.addAttribute("form", form);
+        return "items/updateItemForm";
+    }
+
+    /**
+     * 상품 수정
+     */
+    @PostMapping(value = "/items/{itemId}/edit")
+    public String updateItem(@PathVariable Long itemId, @ModelAttribute("form") BookForm form) {
+
+//        Book book = new Book();
+//
+//        book.setId(form.getId());
+//        book.setName(form.getName());
+//        book.setPrice(form.getPrice());
+//        book.setStockQuantity(form.getStockQuantity());
+//        book.setAuthor(form.getAuthor());
+//        book.setIsbn(form.getIsbn());
+//        itemService.saveItem(book);
+
+        itemService.updateItem(itemId, form.getName(), form.getPrice(), form.getStockQuantity());
+
+        return "redirect:/items";
+    }
+
+}

danaggero/jpashop/src/main/java/jpabook/jpashop/controller/MemberController.java

@@ -0,0 +1,53 @@
+package jpabook.jpashop.controller;
+
+import jakarta.validation.Valid;
+import jpabook.jpashop.domain.Address;
+import jpabook.jpashop.domain.Member;
+import jpabook.jpashop.service.MemberService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.validation.BindingResult;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+
+import java.util.List;
+
+@Controller
+@RequiredArgsConstructor
+public class MemberController {
+
+    private final MemberService memberService;
+
+    @GetMapping(value = "/members/new")
+    public String createForm(Model model) {
+        model.addAttribute("memberForm", new MemberForm());
+        return "members/createMemberForm";
+    }
+
+    @PostMapping(value = "/members/new")
+
+    public String create(@Valid MemberForm form, BindingResult result) {
+
+        if (result.hasErrors()) {
+            return "members/createMemberForm";
+        }
+
+        Address address = new Address(form.getCity(), form.getStreet(), form.getZipcode());
+
+        Member member = new Member();
+        member.setName(form.getName());
+        member.setAddress(address);
+        memberService.join(member);
+        return "redirect:/";
+    }
+
+    //추가
+    @GetMapping(value = "/members")
+    public String list(Model model) {
+        List<Member> members = memberService.findMembers();
+        model.addAttribute("members", members);
+        return "members/memberList";
+    }
+
+}

danaggero/jpashop/src/main/java/jpabook/jpashop/controller/MemberForm.java

@@ -0,0 +1,17 @@
+package jpabook.jpashop.controller;
+
+import jakarta.validation.constraints.NotEmpty;
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+public class MemberForm {
+
+    @NotEmpty(message = "회원 이름은 필수입니다")
+    private String name;
+
+    private String city;
+    private String street;
+    private String zipcode;
+}

danaggero/jpashop/src/main/java/jpabook/jpashop/controller/OrderController.java

@@ -0,0 +1,57 @@
+package jpabook.jpashop.controller;
+
+import jpabook.jpashop.domain.Item.Item;
+import jpabook.jpashop.domain.Member;
+import jpabook.jpashop.domain.Order;
+import jpabook.jpashop.repository.OrderSearch;
+import jpabook.jpashop.service.ItemService;
+import jpabook.jpashop.service.MemberService;
+import jpabook.jpashop.service.OrderService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+@Controller
+@RequiredArgsConstructor
+public class OrderController {
+
+    private final OrderService orderService;
+    private final MemberService memberService;
+    private final ItemService itemService;
+
+    @GetMapping(value = "/order")
+    public String createForm(Model model) {
+        List<Member> members = memberService.findMembers();
+        List<Item> items = itemService.findItems();
+
+        model.addAttribute("members", members);
+        model.addAttribute("items", items);
+
+        return "order/orderForm";
+    }
+
+    @PostMapping(value = "/order")
+    public String order(@RequestParam("memberId") Long memberId,
+                        @RequestParam("itemId") Long itemId,
+                        @RequestParam("count") int count) {
+        orderService.order(memberId, itemId, count);
+        return "redirect:/order";
+    }
+
+
+    @GetMapping(value = "/orders")
+    public String orderList(@ModelAttribute("orderSearch") OrderSearch orderSearch, Model model) {
+        List<Order> orders = orderService.findOrders(orderSearch);
+        model.addAttribute("orders", orders);
+        return "order/orderList";
+    }
+
+    @PostMapping(value = "/orders/{orderId}/cancel")
+    public String cancelOrder(@PathVariable("orderId") Long orderId) {
+        orderService.cancelOrder(orderId);
+        return "redirect:/orders";
+    }
+}

danaggero/jpashop/src/main/java/jpabook/jpashop/domain/Item/Item.java

@@ -2,6 +2,7 @@
 
 import jakarta.persistence.*;
 import jpabook.jpashop.domain.Category;
+import jpabook.jpashop.exception.NotEnoughStockException;
 import lombok.Getter;
 import lombok.Setter;
 
@@ -26,4 +27,22 @@ public abstract class Item {
 
     @ManyToMany(mappedBy = "items")
     private List<Category> categories = new ArrayList<>();
+
+    //==비즈니스 로직==//
+    public void addStock(int quantity){
+        this.stockQuantity += quantity;
+    }
+
+
+/*
+* stock 감소
+* */
+    public void removeStock(int quantity){
+        int restStock = this.stockQuantity - quantity;
+        if(restStock<0){
+            throw new NotEnoughStockException("need more stock");
+        }
+        this.stockQuantity = restStock;
+    }
+
 }

danaggero/jpashop/src/main/java/jpabook/jpashop/domain/Order.java

@@ -48,4 +48,43 @@ public void setDelivery(Delivery delivery) {
         this.delivery = delivery;
         delivery.setOrder(this);
     }
+
+    //==생성 메서드==//
+    public static Order createOrder(Member member, Delivery delivery, OrderItem... orderItems) {
+        Order order = new Order();
+        order.setMember(member);
+        order.setDelivery(delivery);
+        for (OrderItem orderItem : orderItems) {
+            order.addOrderItem(orderItem);
+        }
+        order.setStatus(OrderStatus.ORDER);
+        order.setOrderDate(LocalDateTime.now());
+
+        return order;
+    }
+
+    //==비즈니스 로직==//
+    /*
+    * 주문 취소
+    */
+    public void cancel() {
+        if (delivery.getStatus() == DeliveryStatus.COMP) {
+            throw new IllegalStateException("이미 배송완료된 상품은 취소가 불가능합니다.");
+        }
+        this.setStatus(OrderStatus.CANCEL);
+        for (OrderItem orderItem : orderItems) {
+            orderItem.cancel();
+        }
+    }
+
+    //==조회 로직==//
+    /**
+     * 전체 주문 가격 조회
+     */
+    public int getTotalPrice() {
+        int totalPrice = orderItems.stream()
+                .mapToInt(OrderItem::getTotalPrice)
+                .sum();
+        return totalPrice;
+    }
 }

danaggero/jpashop/src/main/java/jpabook/jpashop/domain/OrderItem.java

@@ -28,6 +28,24 @@ public class OrderItem {
     private int orderPrice; // 주문 가격
     private int count; // 주문 수량
 
-
-
+    //==생성 메서드==//
+    public static OrderItem createOrderItem(Item item, int orderPrice, int count) {
+
+        OrderItem orderItem = new OrderItem();
+        orderItem.setItem(item);
+        orderItem.setOrderPrice(orderPrice);
+        orderItem.setCount(count);
+        item.removeStock(count);
+        return orderItem;
+    }
+
+    //==비즈니스 로직==//
+    public void cancel() {
+        getItem().addStock(count);
+    }
+
+    //==조회 로직==//
+    public int getTotalPrice() {
+        return getOrderPrice() * getCount();
+    }
 }

danaggero/jpashop/src/main/java/jpabook/jpashop/exception/NotEnoughStockException.java

@@ -0,0 +1,18 @@
+package jpabook.jpashop.exception;
+
+public class NotEnoughStockException extends RuntimeException{
+
+    public NotEnoughStockException() {
+        super();
+    }
+    public NotEnoughStockException(String message) {
+        super(message);
+    }
+    public NotEnoughStockException(String message, Throwable cause) {
+        super(message, cause);
+    }
+    public NotEnoughStockException(Throwable cause) {
+        super(cause);
+    }
+
+}