80.2 Get user profile image - by userId (#9)

support-portal-backend/src/main/java/net/shyshkin/study/fullstack/supportportal/backend/controller/UserResource.java

@@ -117,6 +117,13 @@ public class UserResource {
         return profileImage;
     }
 
+    @GetMapping(path = "image/profile/{userId}/{filename}", produces = MediaType.IMAGE_JPEG_VALUE)
+    public byte[] getProfileImageByUserId(@PathVariable String userId, @PathVariable String filename) throws IOException {
+        byte[] profileImage = userService.getImageByUserId(userId, filename);
+        log.debug("File size: {}", profileImage.length);
+        return profileImage;
+    }
+
     private void authenticate(String username, String password) {
         Authentication auth = new UsernamePasswordAuthenticationToken(username, password);
         authenticationManager.authenticate(auth);

support-portal-backend/src/main/java/net/shyshkin/study/fullstack/supportportal/backend/service/UserService.java

@@ -30,4 +30,6 @@ public interface UserService extends UserDetailsService {
 
     byte[] getProfileImage(String username) throws IOException;
 
+    byte[] getImageByUserId(String userId, String filename) throws IOException;
+
 }

support-portal-backend/src/main/java/net/shyshkin/study/fullstack/supportportal/backend/service/UserServiceImpl.java

@@ -220,9 +220,14 @@ public class UserServiceImpl implements UserService {
     @Override
     public byte[] getProfileImage(String username) throws IOException {
         User user = findByUsername(username);
-        Path userFolder = Paths
+        return getImageByUserId(user.getUserId(), USER_IMAGE_FILENAME);
-                .get(USER_FOLDER, user.getUserId(), USER_IMAGE_FILENAME);
+    }
-        return Files.readAllBytes(userFolder);
+
+    @Override
+    public byte[] getImageByUserId(String userId, String filename) throws IOException {
+        Path userProfileImagePath = Paths
+                .get(USER_FOLDER, userId, filename);
+        return Files.readAllBytes(userProfileImagePath);
     }
 
     private void validateNewUsernameAndEmail(String username, String email) {

support-portal-backend/src/test/java/net/shyshkin/study/fullstack/supportportal/backend/controller/UserResourceUnSecureTest.java

@@ -729,6 +729,29 @@ class UserResourceUnSecureTest extends BaseUserTest {
                     .hasFieldOrPropertyWithValue("message", "Error occurred while processing file".toUpperCase());
         }
 
+        @Test
+        void getImageById_correct() throws IOException {
+
+            //given
+            String username = user.getUsername();
+            uploadProfileImage(username);
+            String profileImageUrlFull = user.getProfileImageUrl();
+            String profileImageUrl = profileImageUrlFull.substring(profileImageUrlFull.indexOf("/user/image/profile"));
+            log.debug("Image URL: {}", profileImageUrl);
+
+            //when
+            RequestEntity<Void> requestEntity = RequestEntity.get(profileImageUrl)
+                    .accept(MediaType.IMAGE_JPEG)
+                    .build();
+            var responseEntity = restTemplate.exchange(requestEntity, new ParameterizedTypeReference<byte[]>() {
+            });
+
+            //then
+            log.debug("Response Entity: {}", responseEntity);
+            assertThat(responseEntity.getStatusCode()).isEqualTo(OK);
+            assertThat(responseEntity.getBody()).hasSize(52);
+        }
+
         private void uploadProfileImage(String username) throws IOException {
 
             MultipartFile profileImage = new MockMultipartFile("profileImage", "test.txt",