add cart service and cart repository

kbazaar/src/main/java/com/kampus/kbazaar/cart/Cart.java

@@ -38,4 +38,10 @@ public class Cart {
     @OneToOne(cascade = CascadeType.ALL)
     @JoinColumn(name = "shopper_id", referencedColumnName = "id")
     private Shopper shopper;
+
+    public Cart addProduct(Product product) {
+        this.products.add(product);
+        product.getCarts().add(this);
+        return this;
+    }
 }

kbazaar/src/main/java/com/kampus/kbazaar/cart/CartController.java

@@ -1,35 +1,39 @@
 package com.kampus.kbazaar.cart;
 
+import com.kampus.kbazaar.shopper.ShopperService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.ResponseEntity;
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.bind.annotation.*;
 
 @RestController
 @RequestMapping("/api/v1")
 @RequiredArgsConstructor
 public class CartController {
 
+    private final ShopperService shopperService;
+
     @GetMapping("/carts")
     public ResponseEntity getCart() { // NOSONAR
         return ResponseEntity.ok().build();
     }
 
-    //    @PostMapping("/carts/{username}/products")
-    //    public ResponseEntity<AddProductResponse> addProduct(
-    //            @PathVariable("username") String username,
-    //            @RequestBody AddProductRequest addProductRequest) {
-    //
-    //        Product product = productService.getProductBySku(addProductRequest.getProductSku());
-    //        if (product.getQuantity() < addProductRequest.getQuantity()) {
-    //            return ResponseEntity.badRequest().build();
-    //        }
-    //
-    //        //        return ResponseEntity.ok(cartService
-    //        //                .findCartByUsername(username));
-    //        //                .addProduct(product)
-    //        //                .toAddProductResponse());
-    //        return ResponseEntity.ok().build();
-    //    }
+    @PostMapping("/carts/{username}/products")
+    public ResponseEntity<String> addProduct(
+            @PathVariable("username") String username,
+            @RequestBody AddProductRequest addProductRequest) {
+
+        //          Cart cart = cartService.findCartByUsername(username);
+        //        Product product =
+        // productService.getProductBySku(addProductRequest.getProductSku());
+        //        if (product.getQuantity() < addProductRequest.getQuantity()) {
+        //            return ResponseEntity.badRequest().build();
+        //        }
+
+        //        return ResponseEntity.ok(cartService
+        //                .findCartByUsername(username));
+        //                        .addProduct(product)
+        //                .toAddProductResponse());
+
+        return ResponseEntity.ok("hey");
+    }
 }

kbazaar/src/main/java/com/kampus/kbazaar/cart/CartRepository.java

@@ -0,0 +1,7 @@
+package com.kampus.kbazaar.cart;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface CartRepository extends JpaRepository<Cart, Long> {}

kbazaar/src/main/java/com/kampus/kbazaar/cart/CartService.java

@@ -0,0 +1,14 @@
+package com.kampus.kbazaar.cart;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+@Service
+@RequiredArgsConstructor
+public class CartService {
+    private final CartRepository cartRepository;
+
+    public Cart findCartByUsername(String username) {
+        return null;
+    }
+}

kbazaar/src/test/java/com/kampus/kbazaar/cart/CartControllerTest.java

@@ -9,10 +9,10 @@
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
 import org.mockito.InjectMocks;
-import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
+import org.springframework.boot.test.mock.mockito.MockBean;
 import org.springframework.context.annotation.ComponentScan;
 import org.springframework.context.annotation.FilterType;
 import org.springframework.http.MediaType;
@@ -31,7 +31,7 @@ public class CartControllerTest {
 
     @Autowired private MockMvc mockMvc;
 
-    @Mock private ShopperService shopperService;
+    @MockBean private ShopperService shopperService;
 
     @InjectMocks private CartController cartController;