added RemoteApiException

backend/src/main/java/com/vaessl/app/connection/HomeboxConnectionProvider.java

@@ -9,10 +9,8 @@ import java.util.Map;
 import org.springframework.stereotype.Component;
 import org.springframework.web.client.RestClient;
 
-import com.vaessl.app.exception.ConnectionNotFoundException;
 import com.vaessl.app.exception.EmptyCredentialsException;
-import com.vaessl.app.search.SearchRequest;
+import com.vaessl.app.exception.RemoteApiException;
-import com.vaessl.app.search.SearchResponse;
 
 import static com.vaessl.app.connection.Endpoint.*;
 
@@ -60,8 +58,7 @@ public class HomeboxConnectionProvider implements ConnectionProvider {
                 .body(HomeboxLoginResponse.class);
 
         if (hbResponse == null) {
-            throw new IllegalStateException(
+            throw new RemoteApiException(request.appUrl());
-                    "Remote API returned an empty body for " + request.appUrl());
         }
 
         Map<String, Object> attachmentToken = new HashMap<>();

backend/src/main/java/com/vaessl/app/exception/GlobalExceptionHandler.java

@@ -58,4 +58,10 @@ public class GlobalExceptionHandler {
         return ProblemDetail.forStatusAndDetail(BAD_REQUEST_EMPTY_FIELDS.getStatus(),
                 BAD_REQUEST_EMPTY_FIELDS.getMessage() + " " + e.getMissingFields());
     }
+
+    @ExceptionHandler(RemoteApiException.class)
+    public ProblemDetail handleRemoteApiException(RemoteApiException e) {
+        return ProblemDetail.forStatusAndDetail(REMOTE_API_EMPTY_RESPONSE.getStatus(),
+                REMOTE_API_EMPTY_RESPONSE.getMessage() + e.getAppUrl());
+    }
 }

backend/src/main/java/com/vaessl/app/exception/RemoteApiException.java

@@ -0,0 +1,11 @@
+package com.vaessl.app.exception;
+
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+
+@Getter
+@RequiredArgsConstructor
+public class RemoteApiException extends RuntimeException {
+
+    private final String appUrl;
+}