[Spring][쇼핑몰 프로젝트][36] 장바구니 기능(장바구니 추가(서버 구현)) - 4

https://kimvampa.tistory.com/263

VamPa/src/main/java/com/vam/controller/CartController.java

@@ -0,0 +1,47 @@
+package com.vam.controller;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpSession;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+import com.vam.model.CartDTO;
+import com.vam.model.MemberVO;
+import com.vam.service.CartService;
+
+@Controller
+public class CartController {
+	
+	@Autowired
+	private CartService cartService;
+
+	
+	/* 장바구니 추가 */
+	/**
+	 * 0: 등록 실패
+	 * 1: 등록 성공
+	 * 2: 등록된 데이터 존재
+	 * 5: 로그인 필요
+	 * 
+	 */
+	@PostMapping("/cart/add")
+	@ResponseBody
+	public String addCartPOST(CartDTO cart, HttpServletRequest request) {
+		// 로그인 체크
+		HttpSession session = request.getSession();
+		MemberVO mvo = (MemberVO)session.getAttribute("member");
+		if(mvo == null) {
+			return "5";
+		}
+		
+		// 카트 등록
+		
+		int result = cartService.addCart(cart);
+		
+		return result + "";
+	}	
+	
+}

VamPa/src/main/java/com/vam/mapper/CartMapper.java

@@ -7,7 +7,7 @@ import com.vam.model.CartDTO;
 public interface CartMapper {
 
 	/* 카트 추가 */
-	public int addCart(CartDTO cart);
+	public int addCart(CartDTO cart) throws Exception;
 	
 	/* 카트 삭제 */
 	public int deleteCart(int cartId);

VamPa/src/main/java/com/vam/service/CartService.java

@@ -0,0 +1,10 @@
+package com.vam.service;
+
+import com.vam.model.CartDTO;
+
+public interface CartService {
+	
+	/* 장바구니 추가 */
+	public int addCart(CartDTO cart);	
+
+}

VamPa/src/main/java/com/vam/service/CartServiceImpl.java

@@ -0,0 +1,33 @@
+package com.vam.service;
+
+import org.springframework.beans.factory.annotation.Autowired;
+
+import com.vam.mapper.CartMapper;
+import com.vam.model.CartDTO;
+
+public class CartServiceImpl implements CartService {
+
+	@Autowired
+	private CartMapper cartMapper;
+
+	@Override
+	public int addCart(CartDTO cart) {
+
+		// 장바구니 데이터 체크
+		CartDTO checkCart = cartMapper.checkCart(cart);
+		
+		if(checkCart != null) {
+			return 2;
+		}
+		
+		// 장바구니 등록 & 에러 시 0반환
+		try {
+			return cartMapper.addCart(cart);
+		} catch (Exception e) {
+			return 0;
+		}		
+		
+	}
+	
+	
+}

VamPa/src/main/webapp/WEB-INF/spring/appServlet/servlet-context.xml

@@ -35,6 +35,7 @@
 		</interceptor>
 		<interceptor>
 			<mapping path="/cart/**"/>
+			<exclude-mapping path="/cart/add"/>
 			<beans:bean id="CartIntreceptor" class="com.vam.interceptor.CartInterceptor"></beans:bean>
 		</interceptor>		
 	</interceptors>

VamPa/src/test/java/com/vam/service/CartServiceTests.java

@@ -0,0 +1,40 @@
+package com.vam.service;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+import com.vam.model.CartDTO;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@ContextConfiguration("file:src/main/webapp/WEB-INF/spring/root-context.xml")
+public class CartServiceTests {
+
+	@Autowired
+	private CartService service; 	
+	
+	//등록 테스트
+	@Test
+	public void addCartTest() {
+		//given
+			String memberId = "admin";
+			int bookId = 22;
+			int count = 5;
+			
+			CartDTO dto = new CartDTO(); 
+			dto.setMemberId(memberId);
+			dto.setBookId(bookId);
+			dto.setBookCount(count);
+		
+		//when
+			int result = service.addCart(dto);
+		
+		//then
+			System.out.println("** result : " + result);
+		
+		
+	}	
+	
+}

VamPa_MySQL/src/main/java/com/vam/controller/CartController.java

@@ -0,0 +1,47 @@
+package com.vam.controller;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpSession;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+import com.vam.model.CartDTO;
+import com.vam.model.MemberVO;
+import com.vam.service.CartService;
+
+@Controller
+public class CartController {
+
+	@Autowired
+	private CartService cartService;
+
+	
+	/* 장바구니 추가 */
+	/**
+	 * 0: 등록 실패
+	 * 1: 등록 성공
+	 * 2: 등록된 데이터 존재
+	 * 5: 로그인 필요
+	 * 
+	 */
+	@PostMapping("/cart/add")
+	@ResponseBody
+	public String addCartPOST(CartDTO cart, HttpServletRequest request) {
+		// 로그인 체크
+		HttpSession session = request.getSession();
+		MemberVO mvo = (MemberVO)session.getAttribute("member");
+		if(mvo == null) {
+			return "5";
+		}
+		
+		// 카트 등록
+		
+		int result = cartService.addCart(cart);
+		
+		return result + "";
+	}		
+	
+}

VamPa_MySQL/src/main/java/com/vam/mapper/CartMapper.java

@@ -7,7 +7,7 @@ import com.vam.model.CartDTO;
 public interface CartMapper {
 	
 	/* 카트 추가 */
-	public int addCart(CartDTO cart);
+	public int addCart(CartDTO cart) throws Exception;
 	
 	/* 카트 삭제 */
 	public int deleteCart(int cartId);

VamPa_MySQL/src/main/java/com/vam/service/CartService.java

@@ -0,0 +1,10 @@
+package com.vam.service;
+
+import com.vam.model.CartDTO;
+
+public interface CartService {
+
+	/* 장바구니 추가 */
+	public int addCart(CartDTO cart);		
+	
+}

VamPa_MySQL/src/main/java/com/vam/service/CartServiceImpl.java

@@ -0,0 +1,32 @@
+package com.vam.service;
+
+import org.springframework.beans.factory.annotation.Autowired;
+
+import com.vam.mapper.CartMapper;
+import com.vam.model.CartDTO;
+
+public class CartServiceImpl implements CartService {
+
+	@Autowired
+	private CartMapper cartMapper;
+
+	@Override
+	public int addCart(CartDTO cart) {
+
+		// 장바구니 데이터 체크
+		CartDTO checkCart = cartMapper.checkCart(cart);
+		
+		if(checkCart != null) {
+			return 2;
+		}
+		
+		// 장바구니 등록 & 에러 시 0반환
+		try {
+			return cartMapper.addCart(cart);
+		} catch (Exception e) {
+			return 0;
+		}		
+		
+	}	
+	
+}

VamPa_MySQL/src/main/webapp/WEB-INF/spring/appServlet/servlet-context.xml

@@ -35,6 +35,7 @@
 		</interceptor>
 		<interceptor>
 			<mapping path="/cart/**"/>
+			<exclude-mapping path="/cart/add"/>
 			<beans:bean id="CartIntreceptor" class="com.vam.interceptor.CartInterceptor"></beans:bean>
 		</interceptor>		
 	</interceptors>	

VamPa_MySQL/src/test/java/com/vam/service/CartServiceTests.java

@@ -0,0 +1,40 @@
+package com.vam.service;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+
+import com.vam.model.CartDTO;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@ContextConfiguration("file:src/main/webapp/WEB-INF/spring/root-context.xml")
+public class CartServiceTests {
+
+	@Autowired
+	private CartService service; 	
+	
+	//등록 테스트
+	@Test
+	public void addCartTest() {
+		//given
+			String memberId = "admin";
+			int bookId = 22;
+			int count = 5;
+			
+			CartDTO dto = new CartDTO(); 
+			dto.setMemberId(memberId);
+			dto.setBookId(bookId);
+			dto.setBookCount(count);
+		
+		//when
+			int result = service.addCart(dto);
+		
+		//then
+			System.out.println("** result : " + result);
+		
+		
+	}		
+	
+}