[feat] 전체 회원 조회 (#100)

* [test] RetrieveCustomerServiceTest 구현
-  RetrieveCustomerServiceTest.testRetrieveAllCustomers: 전체 구매자 조회 테스트 성공

* [feat] RetrieveCustomerService 구현
-  RetrieveCustomerService.retrieveAllCustomers: 전체 구매자 조회 로직

* [test] CustomerApiControllerTest 수정
- CustomerApiControllerTest.testRetrieveCustomers: 전체 구매자 조회 테스트

* [feat] CustomerApiController 수정
- CustomerApiController.retrieveAllCustomers: 전체 구매자 조회 요청 처리

* [feat] RetrieveCustomerResponse 구현

* [refactor] VendorApiControllerTest 패키지 수정

* [test] RetrieveVendorServiceTest 구현
- RetrieveVendorServiceTest.testRetrieveVendors: 전체 판매자 조회 테스트

* [test] VendorApiControllerTest 수정
- VendorApiControllerTest.FindVendor: 전체 점주 조회 요청 테스트

* [feat] RetrieveVendorService 구현
- RetrieveVendorService.retrieveVendors: 전체 점주 조회 로직

* [feat] VendorApiController 수정
- VendorApiController.retrieveVendors: 전체 점주 조회 요청 처리

* [feat] RetrieveVendorResponse 구현

* [fix] RetrieveVendorServiceTest 수정
- assertEquals actual 과 expected 정확한 위치로 가도록 수정

* [feat] DTO 구현
- VendorDTO, CustomerDTO, PayAccountDTO

* [refactor] DTO 구현에 따른 변경 적용

* [refactor] DTO 외부 종속 제거
- Vendor 와 Customer 가 보여주고 싶은 PayAccount의 정보가 다를 수 있으므로 각 DTO 안에 종속된 PayAccount 정보를 가지도록 수정

src/main/java/camp/woowak/lab/customer/service/RetrieveCustomerService.java

@@ -0,0 +1,23 @@
+package camp.woowak.lab.customer.service;
+
+import java.util.List;
+
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import camp.woowak.lab.customer.repository.CustomerRepository;
+import camp.woowak.lab.customer.service.dto.CustomerDTO;
+
+@Service
+@Transactional(readOnly = true)
+public class RetrieveCustomerService {
+	private final CustomerRepository customerRepository;
+
+	public RetrieveCustomerService(CustomerRepository customerRepository) {
+		this.customerRepository = customerRepository;
+	}
+
+	public List<CustomerDTO> retrieveAllCustomers() {
+		return customerRepository.findAll().stream().map(CustomerDTO::new).toList();
+	}
+}

src/main/java/camp/woowak/lab/customer/service/dto/CustomerDTO.java

@@ -0,0 +1,36 @@
+package camp.woowak.lab.customer.service.dto;
+
+import java.util.UUID;
+
+import camp.woowak.lab.customer.domain.Customer;
+import camp.woowak.lab.payaccount.domain.PayAccount;
+import lombok.Getter;
+
+@Getter
+public class CustomerDTO {
+	private final UUID id;
+	private final String name;
+	private final String email;
+	private final String phone;
+	private final PayAccountDTO payAccount;
+
+	public CustomerDTO(Customer customer) {
+		this.id = customer.getId();
+		this.name = customer.getName();
+		this.email = customer.getEmail();
+		this.phone = customer.getPhone();
+		this.payAccount = new PayAccountDTO(customer.getPayAccount());
+	}
+
+	@Getter
+	public static class PayAccountDTO {
+		private final Long id;
+		private final Long balance;
+
+		public PayAccountDTO(PayAccount payAccount) {
+			this.id = payAccount.getId();
+			this.balance = payAccount.getBalance();
+		}
+	}
+}
+

src/main/java/camp/woowak/lab/vendor/service/RetrieveVendorService.java

@@ -0,0 +1,23 @@
+package camp.woowak.lab.vendor.service;
+
+import java.util.List;
+
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import camp.woowak.lab.vendor.repository.VendorRepository;
+import camp.woowak.lab.vendor.service.dto.VendorDTO;
+
+@Service
+@Transactional(readOnly = true)
+public class RetrieveVendorService {
+	private final VendorRepository vendorRepository;
+
+	public RetrieveVendorService(VendorRepository vendorRepository) {
+		this.vendorRepository = vendorRepository;
+	}
+
+	public List<VendorDTO> retrieveVendors() {
+		return vendorRepository.findAll().stream().map(VendorDTO::new).toList();
+	}
+}

src/main/java/camp/woowak/lab/vendor/service/dto/VendorDTO.java

@@ -0,0 +1,35 @@
+package camp.woowak.lab.vendor.service.dto;
+
+import java.util.UUID;
+
+import camp.woowak.lab.payaccount.domain.PayAccount;
+import camp.woowak.lab.vendor.domain.Vendor;
+import lombok.Getter;
+
+@Getter
+public class VendorDTO {
+	private final UUID id;
+	private final String name;
+	private final String email;
+	private final String phone;
+	private final PayAccountDTO payAccount;
+
+	public VendorDTO(Vendor vendor) {
+		this.id = vendor.getId();
+		this.name = vendor.getName();
+		this.email = vendor.getEmail();
+		this.phone = vendor.getPhone();
+		this.payAccount = new PayAccountDTO(vendor.getPayAccount());
+	}
+
+	@Getter
+	public static class PayAccountDTO {
+		private final Long id;
+		private final Long balance;
+
+		public PayAccountDTO(PayAccount payAccount) {
+			this.id = payAccount.getId();
+			this.balance = payAccount.getBalance();
+		}
+	}
+}

src/main/java/camp/woowak/lab/web/api/customer/CustomerApiController.java

@@ -3,18 +3,21 @@
 import java.util.UUID;
 
 import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.ResponseStatus;
 import org.springframework.web.bind.annotation.RestController;
 
+import camp.woowak.lab.customer.service.RetrieveCustomerService;
 import camp.woowak.lab.customer.service.SignInCustomerService;
 import camp.woowak.lab.customer.service.SignUpCustomerService;
 import camp.woowak.lab.customer.service.command.SignInCustomerCommand;
 import camp.woowak.lab.customer.service.command.SignUpCustomerCommand;
 import camp.woowak.lab.web.authentication.LoginCustomer;
 import camp.woowak.lab.web.dto.request.customer.SignInCustomerRequest;
 import camp.woowak.lab.web.dto.request.customer.SignUpCustomerRequest;
+import camp.woowak.lab.web.dto.response.customer.RetrieveCustomerResponse;
 import camp.woowak.lab.web.dto.response.customer.SignInCustomerResponse;
 import camp.woowak.lab.web.dto.response.customer.SignUpCustomerResponse;
 import camp.woowak.lab.web.resolver.session.SessionConst;
@@ -26,11 +29,20 @@
 public class CustomerApiController {
 	private final SignUpCustomerService signUpCustomerService;
 	private final SignInCustomerService signInCustomerService;
+	private final RetrieveCustomerService retrieveCustomerService;
 
 	public CustomerApiController(SignUpCustomerService signUpCustomerService,
-								 SignInCustomerService signInCustomerService) {
+								 SignInCustomerService signInCustomerService,
+								 RetrieveCustomerService retrieveCustomerService) {
 		this.signUpCustomerService = signUpCustomerService;
 		this.signInCustomerService = signInCustomerService;
+		this.retrieveCustomerService = retrieveCustomerService;
+	}
+
+	@GetMapping("/customers")
+	@ResponseStatus(HttpStatus.OK)
+	public RetrieveCustomerResponse retrieveAllCustomers() {
+		return new RetrieveCustomerResponse(retrieveCustomerService.retrieveAllCustomers());
 	}
 
 	@PostMapping("/customers")

src/main/java/camp/woowak/lab/web/api/vendor/VendorApiController.java

@@ -3,18 +3,21 @@
 import java.util.UUID;
 
 import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.ResponseStatus;
 import org.springframework.web.bind.annotation.RestController;
 
+import camp.woowak.lab.vendor.service.RetrieveVendorService;
 import camp.woowak.lab.vendor.service.SignInVendorService;
 import camp.woowak.lab.vendor.service.SignUpVendorService;
 import camp.woowak.lab.vendor.service.command.SignInVendorCommand;
 import camp.woowak.lab.vendor.service.command.SignUpVendorCommand;
 import camp.woowak.lab.web.authentication.LoginVendor;
 import camp.woowak.lab.web.dto.request.vendor.SignInVendorRequest;
 import camp.woowak.lab.web.dto.request.vendor.SignUpVendorRequest;
+import camp.woowak.lab.web.dto.response.vendor.RetrieveVendorResponse;
 import camp.woowak.lab.web.dto.response.vendor.SignInVendorResponse;
 import camp.woowak.lab.web.dto.response.vendor.SignUpVendorResponse;
 import camp.woowak.lab.web.resolver.session.SessionConst;
@@ -25,10 +28,19 @@
 public class VendorApiController {
 	private final SignUpVendorService signUpVendorService;
 	private final SignInVendorService signInVendorService;
+	private final RetrieveVendorService retrieveVendorService;
 
-	public VendorApiController(SignUpVendorService signUpVendorService, SignInVendorService signInVendorService) {
+	public VendorApiController(SignUpVendorService signUpVendorService, SignInVendorService signInVendorService,
+							   RetrieveVendorService retrieveVendorService) {
 		this.signUpVendorService = signUpVendorService;
 		this.signInVendorService = signInVendorService;
+		this.retrieveVendorService = retrieveVendorService;
+	}
+
+	@GetMapping("/vendors")
+	@ResponseStatus(HttpStatus.OK)
+	public RetrieveVendorResponse retrieveVendors() {
+		return new RetrieveVendorResponse(retrieveVendorService.retrieveVendors());
 	}
 
 	@PostMapping("/vendors")

src/main/java/camp/woowak/lab/web/dto/response/customer/RetrieveCustomerResponse.java

@@ -0,0 +1,8 @@
+package camp.woowak.lab.web.dto.response.customer;
+
+import java.util.List;
+
+import camp.woowak.lab.customer.service.dto.CustomerDTO;
+
+public record RetrieveCustomerResponse(List<CustomerDTO> customers) {
+}

src/main/java/camp/woowak/lab/web/dto/response/vendor/RetrieveVendorResponse.java

@@ -0,0 +1,8 @@
+package camp.woowak.lab.web.dto.response.vendor;
+
+import java.util.List;
+
+import camp.woowak.lab.vendor.service.dto.VendorDTO;
+
+public record RetrieveVendorResponse(List<VendorDTO> vendors) {
+}

src/test/java/camp/woowak/lab/customer/service/RetrieveCustomerServiceTest.java

@@ -0,0 +1,40 @@
+package camp.woowak.lab.customer.service;
+
+import static org.junit.jupiter.api.Assertions.*;
+import static org.mockito.BDDMockito.*;
+
+import java.util.List;
+import java.util.UUID;
+
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.junit.jupiter.MockitoExtension;
+
+import camp.woowak.lab.customer.repository.CustomerRepository;
+import camp.woowak.lab.customer.service.dto.CustomerDTO;
+import camp.woowak.lab.fixture.CustomerFixture;
+
+@ExtendWith(MockitoExtension.class)
+class RetrieveCustomerServiceTest implements CustomerFixture {
+	@InjectMocks
+	private RetrieveCustomerService retrieveCustomerService;
+
+	@Mock
+	private CustomerRepository customerRepository;
+
+	@Test
+	@DisplayName("전체 Customer 조회 테스트 - 성공")
+	void testRetrieveAllCustomers() {
+		// given
+		given(customerRepository.findAll()).willReturn(
+			List.of(createCustomer(UUID.randomUUID()), createCustomer(UUID.randomUUID())));
+		// when
+		List<CustomerDTO> result = retrieveCustomerService.retrieveAllCustomers();
+
+		// then
+		assertEquals(2, result.size());
+	}
+}

src/test/java/camp/woowak/lab/vendor/service/RetrieveVendorServiceTest.java

@@ -0,0 +1,40 @@
+package camp.woowak.lab.vendor.service;
+
+import static org.junit.jupiter.api.Assertions.*;
+import static org.mockito.BDDMockito.*;
+
+import java.util.List;
+
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.junit.jupiter.MockitoExtension;
+
+import camp.woowak.lab.fixture.VendorFixture;
+import camp.woowak.lab.vendor.repository.VendorRepository;
+import camp.woowak.lab.vendor.service.dto.VendorDTO;
+import camp.woowak.lab.web.authentication.NoOpPasswordEncoder;
+
+@ExtendWith(MockitoExtension.class)
+class RetrieveVendorServiceTest implements VendorFixture {
+	@InjectMocks
+	private RetrieveVendorService retrieveVendorService;
+
+	@Mock
+	private VendorRepository vendorRepository;
+
+	@Test
+	@DisplayName("전체 판매자 조회 테스트 - 성공")
+	void testRetrieveVendors() {
+		// given
+		given(vendorRepository.findAll()).willReturn(
+			List.of(createVendor(createPayAccount(), new NoOpPasswordEncoder())));
+		// when
+		List<VendorDTO> result = retrieveVendorService.retrieveVendors();
+		// then
+		assertEquals(1, result.size());
+		verify(vendorRepository).findAll();
+	}
+}

src/test/java/camp/woowak/lab/web/api/customer/CustomerApiControllerTest.java

@@ -6,6 +6,7 @@
 import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.*;
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.*;
 
+import java.util.List;
 import java.util.UUID;
 
 import org.junit.jupiter.api.Assertions;
@@ -26,9 +27,12 @@
 import camp.woowak.lab.customer.exception.CustomerAuthenticationException;
 import camp.woowak.lab.customer.exception.CustomerErrorCode;
 import camp.woowak.lab.customer.exception.DuplicateEmailException;
+import camp.woowak.lab.customer.service.RetrieveCustomerService;
 import camp.woowak.lab.customer.service.SignInCustomerService;
 import camp.woowak.lab.customer.service.SignUpCustomerService;
 import camp.woowak.lab.customer.service.command.SignInCustomerCommand;
+import camp.woowak.lab.customer.service.dto.CustomerDTO;
+import camp.woowak.lab.fixture.CustomerFixture;
 import camp.woowak.lab.web.authentication.LoginCustomer;
 import camp.woowak.lab.web.dto.request.customer.SignInCustomerRequest;
 import camp.woowak.lab.web.dto.request.customer.SignUpCustomerRequest;
@@ -37,7 +41,7 @@
 
 @WebMvcTest(CustomerApiController.class)
 @MockBean(JpaMetamodelMappingContext.class)
-class CustomerApiControllerTest {
+class CustomerApiControllerTest implements CustomerFixture {
 
 	@Autowired
 	private MockMvc mockMvc;
@@ -48,6 +52,9 @@ class CustomerApiControllerTest {
 	@MockBean
 	private SignInCustomerService signInCustomerService;
 
+	@MockBean
+	private RetrieveCustomerService retrieveCustomerService;
+
 	@Autowired
 	private ObjectMapper objectMapper;
 
@@ -274,4 +281,19 @@ void testLoginFail() throws Exception {
 			.andExpect(jsonPath("$.errorCode").value(CustomerErrorCode.AUTHENTICATION_FAILED.getErrorCode()));
 	}
 
+	@Test
+	@DisplayName("전체 구매자 조회 테스트 - 성공")
+	void testRetrieveCustomers() throws Exception {
+		// given
+		given(retrieveCustomerService.retrieveAllCustomers()).willReturn(
+			List.of(createCustomer(UUID.randomUUID()), createCustomer(UUID.randomUUID()))
+				.stream()
+				.map(CustomerDTO::new)
+				.toList());
+		// when & then
+		mockMvc.perform(get("/customers")
+				.contentType(MediaType.APPLICATION_JSON))
+			.andExpect(status().isOk())
+			.andExpect(jsonPath("$.data.customers").isArray());
+	}
 }