src/main/java/se/su/dsv/whisperapi/api/ApiController.java

@@ -149,6 +149,7 @@ public class ApiController {
         UUID uuid = UUID.fromString(id);
         Transcription transcription = transcriptionService.getTranscription(owner, uuid)
                 .orElseThrow(() -> new TranscriptionNotFound(id));
+        try {
             transcriptionService.submitTranscriptionJob(transcription, jobId -> uriComponentsBuilder.cloneBuilder()
                     .path("api")
                     .pathSegment("transcriptions")
@@ -158,6 +159,10 @@ public class ApiController {
                     .build()
                     .toUri());
             return ResponseEntity.accepted().build();
+        } catch (IOException e) {
+            LOG.log(System.Logger.Level.ERROR, "Failed to submit job", e);
+            throw new JobSubmissionFailed(e);
+        }
     }
 
     @PostMapping("/api/transcriptions/job/callback/{jobId}")

src/main/java/se/su/dsv/whisperapi/api/JobSubmissionFailed.java

@@ -0,0 +1,14 @@
+package se.su.dsv.whisperapi.api;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.web.ErrorResponseException;
+
+import java.net.URI;
+
+public class JobSubmissionFailed extends ErrorResponseException {
+    public JobSubmissionFailed(Throwable cause) {
+        super(HttpStatus.INTERNAL_SERVER_ERROR, cause);
+        setType(URI.create("https://gitea.dsv.su.se/DMC/whisper-frontend/wiki/Errors#job-submission-failed"));
+        setTitle("Job submission failed");
+    }
+}

src/main/java/se/su/dsv/whisperapi/core/TranscriptionService.java

@@ -69,7 +69,10 @@ public class TranscriptionService {
         }
     }
 
-    public void submitTranscriptionJob(Transcription transcription, CallbackUriGenerator callbackUriGenerator) {
+    public void submitTranscriptionJob(Transcription transcription, CallbackUriGenerator callbackUriGenerator)
+            throws IOException
+    {
+        Files.createDirectories(jobsDirectory);
         ObjectMapper objectMapper = new ObjectMapper();
         objectMapper.enable(SerializationFeature.INDENT_OUTPUT);
         List<SourceFile> files = transcriptionRepository.getFiles(transcription);
@@ -96,8 +99,6 @@ public class TranscriptionService {
                 objectMapper.writeValue(out, whisperJob);
                 Job job = new Job(jobId, new Job.Status.Pending(), file);
                 transcriptionRepository.createNewJob(transcription, job);
-            } catch (IOException e) {
-                throw new UncheckedIOException(e);
             }
         }
     }