return next task when running an instance w/ burnettk

spiffworkflow-backend/src/spiffworkflow_backend/services/process_instance_service.py

@@ -7,6 +7,7 @@ from typing import Optional
 from flask import current_app
 from flask_bpmn.api.api_error import ApiError
 from flask_bpmn.models.db import db
+from SpiffWorkflow.util.deep_merge import DeepMerge  # type: ignore
 from SpiffWorkflow.task import Task as SpiffTask  # type: ignore
 
 from spiffworkflow_backend.models.process_instance import ProcessInstanceApi
@@ -105,6 +106,20 @@ class ProcessInstanceService:
             title=title_value,
         )
 
+        next_task_trying_again = next_task
+        if (
+            not next_task
+        ):  # The Next Task can be requested to be a certain task, useful for parallel tasks.
+            # This may or may not work, sometimes there is no next task to complete.
+            next_task_trying_again = processor.next_task()
+
+        if next_task_trying_again is not None:
+            process_instance_api.next_task = (
+                ProcessInstanceService.spiff_task_to_api_task(
+                    next_task_trying_again, add_docs_and_forms=True
+                )
+            )
+
         return process_instance_api
 
     def get_process_instance(self, process_instance_id: int) -> Any:

spiffworkflow-backend/tests/spiffworkflow_backend/integration/test_process_api.py

@@ -1123,7 +1123,7 @@ class TestProcessApi(BaseTest):
         )
 
         assert response.json is not None
-        # assert response.json['next_task'] is not None
+        assert response.json['next_task'] is not None
 
         active_tasks = (
             db.session.query(ActiveTaskModel)