dstandish commented on code in PR #56085:
URL: https://github.com/apache/airflow/pull/56085#discussion_r2391753074
##########
airflow-core/src/airflow/api_fastapi/core_api/routes/ui/grid.py:
##########
@@ -182,7 +183,37 @@ def get_dag_structure(
nodes = [task_group_to_dict_grid(x) for x in
task_group_sort(dag.task_group)]
_merge_node_dicts(merged_nodes, nodes)
- return merged_nodes
+ # Ensure historical tasks (e.g. removed) that exist in TIs for the
selected runs are represented
+ def _collect_ids(nodes: list[dict[str, Any]]) -> set[str]:
+ ids: set[str] = set()
+ for n in nodes:
+ nid = n.get("id")
+ if nid:
+ ids.add(nid)
+ children = n.get("children")
+ if children:
+ ids |= _collect_ids(children) # recurse
+ return ids
+
+ existing_ids = _collect_ids(merged_nodes)
+ historical_task_ids = session.scalars(
Review Comment:
nah, i guess not
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