refactor: use cases

src/main/java/br/com/fiap/grupo30/fastfood/adapters/in/rest/CategoryResource.java

@@ -1,7 +1,7 @@
 package br.com.fiap.grupo30.fastfood.adapters.in.rest;
 
 import br.com.fiap.grupo30.fastfood.application.dto.CategoryDTO;
-import br.com.fiap.grupo30.fastfood.application.useCases.CategoryUseCase;
+import br.com.fiap.grupo30.fastfood.domain.usecases.product.ListAllCategoriesInMenuUseCase;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import java.util.List;
@@ -16,19 +16,19 @@
 @Tag(name = "Categories Resource", description = "RESTful API for managing categories.")
 public class CategoryResource {
 
-    private final CategoryUseCase categoryUseCase;
+    private final ListAllCategoriesInMenuUseCase listAllCategoriesInMenuUseCase;
 
     @Autowired
-    public CategoryResource(CategoryUseCase categoryUseCase) {
-        this.categoryUseCase = categoryUseCase;
+    public CategoryResource(ListAllCategoriesInMenuUseCase listAllCategoriesInMenuUseCase) {
+        this.listAllCategoriesInMenuUseCase = listAllCategoriesInMenuUseCase;
     }
 
     @GetMapping
     @Operation(
             summary = "Get all categories",
             description = "Retrieve a list of all registered categories")
     public ResponseEntity<List<CategoryDTO>> findAll() {
-        List<CategoryDTO> list = categoryUseCase.findProducts();
+        List<CategoryDTO> list = this.listAllCategoriesInMenuUseCase.execute();
         return ResponseEntity.ok().body(list);
     }
 }

src/main/java/br/com/fiap/grupo30/fastfood/adapters/in/rest/CustomerResource.java

@@ -1,7 +1,8 @@
 package br.com.fiap.grupo30.fastfood.adapters.in.rest;
 
 import br.com.fiap.grupo30.fastfood.application.dto.CustomerDTO;
-import br.com.fiap.grupo30.fastfood.application.useCases.CustomerUseCase;
+import br.com.fiap.grupo30.fastfood.domain.usecases.customer.FindCustomerByCpfUseCase;
+import br.com.fiap.grupo30.fastfood.domain.usecases.customer.RegisterNewCustomerUseCase;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.validation.Valid;
@@ -18,18 +19,22 @@ public class CustomerResource {
 
     private static final String PATH_VARIABLE_ID = "/{id}";
 
-    private final CustomerUseCase customerUseCase;
+    private final FindCustomerByCpfUseCase findCustomerByCpfUseCase;
+    private final RegisterNewCustomerUseCase registerNewCustomerUseCase;
 
     @Autowired
-    public CustomerResource(CustomerUseCase customerUseCase) {
-        this.customerUseCase = customerUseCase;
+    public CustomerResource(
+            FindCustomerByCpfUseCase findCustomerByCpfUseCase,
+            RegisterNewCustomerUseCase registerNewCustomerUseCase) {
+        this.findCustomerByCpfUseCase = findCustomerByCpfUseCase;
+        this.registerNewCustomerUseCase = registerNewCustomerUseCase;
     }
 
     @GetMapping
     @Operation(summary = "Get a customer", description = "Retrieve a registered customer by cpf")
     public ResponseEntity<CustomerDTO> findCustomerByCpf(
             @RequestParam(value = "cpf", defaultValue = "0") String cpf) {
-        CustomerDTO dto = customerUseCase.findCustomerByCpf(cpf);
+        CustomerDTO dto = this.findCustomerByCpfUseCase.execute(cpf);
         return ResponseEntity.ok().body(dto);
     }
 
@@ -38,7 +43,7 @@ public ResponseEntity<CustomerDTO> findCustomerByCpf(
             summary = "Create a new customer",
             description = "Create a new customer and return the created customer's data")
     public ResponseEntity<CustomerDTO> createCustomer(@RequestBody @Valid CustomerDTO dto) {
-        CustomerDTO dtoCreated = customerUseCase.createCustomer(dto);
+        CustomerDTO dtoCreated = this.registerNewCustomerUseCase.execute(dto);
         URI uri =
                 ServletUriComponentsBuilder.fromCurrentRequest()
                         .path(PATH_VARIABLE_ID)

src/main/java/br/com/fiap/grupo30/fastfood/adapters/in/rest/ProductResource.java

@@ -1,7 +1,11 @@
 package br.com.fiap.grupo30.fastfood.adapters.in.rest;
 
 import br.com.fiap.grupo30.fastfood.application.dto.ProductDTO;
-import br.com.fiap.grupo30.fastfood.application.useCases.ProductUseCase;
+import br.com.fiap.grupo30.fastfood.domain.usecases.product.CreateProductUseCase;
+import br.com.fiap.grupo30.fastfood.domain.usecases.product.DeleteProductUseCase;
+import br.com.fiap.grupo30.fastfood.domain.usecases.product.GetProductUseCase;
+import br.com.fiap.grupo30.fastfood.domain.usecases.product.ListProductsByCategoryUseCase;
+import br.com.fiap.grupo30.fastfood.domain.usecases.product.UpdateProductUseCase;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.validation.Valid;
@@ -19,11 +23,25 @@ public class ProductResource {
 
     private static final String PATH_VARIABLE_ID = "/{id}";
 
-    private final ProductUseCase productUseCase;
+    private final ListProductsByCategoryUseCase listProductsByCategoryUseCase;
+    private final GetProductUseCase getProductUseCase;
+    private final CreateProductUseCase createProductUseCase;
+    private final UpdateProductUseCase updateProductUseCase;
+    private final DeleteProductUseCase deleteProductUseCase;
 
     @Autowired
-    public ProductResource(ProductUseCase productUseCase) {
-        this.productUseCase = productUseCase;
+    public ProductResource(
+            ListProductsByCategoryUseCase listProductsByCategoryUseCase,
+            GetProductUseCase getProductUseCase,
+            CreateProductUseCase createProductUseCase,
+            UpdateProductUseCase updateProductUseCase,
+            DeleteProductUseCase deleteProductUseCase) {
+
+        this.listProductsByCategoryUseCase = listProductsByCategoryUseCase;
+        this.getProductUseCase = getProductUseCase;
+        this.createProductUseCase = createProductUseCase;
+        this.updateProductUseCase = updateProductUseCase;
+        this.deleteProductUseCase = deleteProductUseCase;
     }
 
     @GetMapping
@@ -34,7 +52,7 @@ public ProductResource(ProductUseCase productUseCase) {
                             + "via RequestParam. i.e., ?categoryId=1")
     public ResponseEntity<List<ProductDTO>> findProductsByCategoryId(
             @RequestParam(value = "categoryId", defaultValue = "0") Long categoryId) {
-        List<ProductDTO> list = productUseCase.findProductsByCategoryId(categoryId);
+        List<ProductDTO> list = this.listProductsByCategoryUseCase.execute(categoryId);
         return ResponseEntity.ok().body(list);
     }
 
@@ -43,7 +61,7 @@ public ResponseEntity<List<ProductDTO>> findProductsByCategoryId(
             summary = "Get a product by ID",
             description = "Retrieve a specific product based on its ID")
     public ResponseEntity<ProductDTO> findProductById(@PathVariable Long id) {
-        ProductDTO dto = productUseCase.findProductById(id);
+        ProductDTO dto = this.getProductUseCase.execute(id);
         return ResponseEntity.ok().body(dto);
     }
 
@@ -52,7 +70,7 @@ public ResponseEntity<ProductDTO> findProductById(@PathVariable Long id) {
             summary = "Create a new product",
             description = "Create a new product and return the created product's data")
     public ResponseEntity<ProductDTO> createProduct(@RequestBody @Valid ProductDTO dto) {
-        ProductDTO dtoCreated = productUseCase.createProduct(dto);
+        ProductDTO dtoCreated = this.createProductUseCase.execute(dto);
         URI uri =
                 ServletUriComponentsBuilder.fromCurrentRequest()
                         .path(PATH_VARIABLE_ID)
@@ -67,7 +85,7 @@ public ResponseEntity<ProductDTO> createProduct(@RequestBody @Valid ProductDTO d
             description = "Update the data of an existing product based on its ID")
     public ResponseEntity<ProductDTO> updateProduct(
             @PathVariable Long id, @RequestBody @Valid ProductDTO dto) {
-        ProductDTO dtoUpdated = productUseCase.updateProduct(id, dto);
+        ProductDTO dtoUpdated = this.updateProductUseCase.execute(id, dto);
         return ResponseEntity.ok().body(dtoUpdated);
     }
 
@@ -76,7 +94,7 @@ public ResponseEntity<ProductDTO> updateProduct(
             summary = "Delete a product",
             description = "Delete an existing product based on its ID")
     public ResponseEntity<Void> deleteProduct(@PathVariable Long id) {
-        productUseCase.deleteProduct(id);
+        this.deleteProductUseCase.execute(id);
         return ResponseEntity.noContent().build();
     }
 }

src/main/java/br/com/fiap/grupo30/fastfood/domain/usecases/customer/FindCustomerByCpfUseCase.java

@@ -0,0 +1,19 @@
+package br.com.fiap.grupo30.fastfood.domain.usecases.customer;
+
+import br.com.fiap.grupo30.fastfood.application.dto.CustomerDTO;
+import br.com.fiap.grupo30.fastfood.application.services.CustomerService;
+import org.springframework.stereotype.Component;
+
+@Component
+public class FindCustomerByCpfUseCase {
+
+    private final CustomerService customerService;
+
+    public FindCustomerByCpfUseCase(CustomerService customerService) {
+        this.customerService = customerService;
+    }
+
+    public CustomerDTO execute(String cpf) {
+        return customerService.findCustomerByCpf(cpf);
+    }
+}

src/main/java/br/com/fiap/grupo30/fastfood/domain/usecases/customer/RegisterNewCustomerUseCase.java

@@ -0,0 +1,19 @@
+package br.com.fiap.grupo30.fastfood.domain.usecases.customer;
+
+import br.com.fiap.grupo30.fastfood.application.dto.CustomerDTO;
+import br.com.fiap.grupo30.fastfood.application.services.CustomerService;
+import org.springframework.stereotype.Component;
+
+@Component
+public class RegisterNewCustomerUseCase {
+
+    private final CustomerService customerService;
+
+    public RegisterNewCustomerUseCase(CustomerService customerService) {
+        this.customerService = customerService;
+    }
+
+    public CustomerDTO execute(CustomerDTO dto) {
+        return customerService.insert(dto);
+    }
+}

src/main/java/br/com/fiap/grupo30/fastfood/domain/usecases/product/CreateProductUseCase.java

@@ -0,0 +1,19 @@
+package br.com.fiap.grupo30.fastfood.domain.usecases.product;
+
+import br.com.fiap.grupo30.fastfood.application.dto.ProductDTO;
+import br.com.fiap.grupo30.fastfood.application.services.ProductService;
+import org.springframework.stereotype.Component;
+
+@Component
+public class CreateProductUseCase {
+
+    private final ProductService productService;
+
+    public CreateProductUseCase(ProductService productService) {
+        this.productService = productService;
+    }
+
+    public ProductDTO execute(ProductDTO product) {
+        return productService.insert(product);
+    }
+}

src/main/java/br/com/fiap/grupo30/fastfood/domain/usecases/product/DeleteProductUseCase.java

@@ -0,0 +1,18 @@
+package br.com.fiap.grupo30.fastfood.domain.usecases.product;
+
+import br.com.fiap.grupo30.fastfood.application.services.ProductService;
+import org.springframework.stereotype.Component;
+
+@Component
+public class DeleteProductUseCase {
+
+    private final ProductService productService;
+
+    public DeleteProductUseCase(ProductService productService) {
+        this.productService = productService;
+    }
+
+    public void execute(Long id) {
+        productService.delete(id);
+    }
+}

src/main/java/br/com/fiap/grupo30/fastfood/domain/usecases/product/GetProductUseCase.java

@@ -0,0 +1,19 @@
+package br.com.fiap.grupo30.fastfood.domain.usecases.product;
+
+import br.com.fiap.grupo30.fastfood.application.dto.ProductDTO;
+import br.com.fiap.grupo30.fastfood.application.services.ProductService;
+import org.springframework.stereotype.Component;
+
+@Component
+public class GetProductUseCase {
+
+    private final ProductService productService;
+
+    public GetProductUseCase(ProductService productService) {
+        this.productService = productService;
+    }
+
+    public ProductDTO execute(Long id) {
+        return productService.findById(id);
+    }
+}