kaxil commented on code in PR #53655:
URL: https://github.com/apache/airflow/pull/53655#discussion_r2225405810
##########
airflow-core/src/airflow/api_fastapi/execution_api/routes/dag_runs.py:
##########
@@ -172,16 +177,45 @@ def get_dr_count(
states: Annotated[list[str] | None, Query()] = None,
) -> int:
"""Get the count of DAG runs matching the given criteria."""
- query = select(func.count()).select_from(DagRun).where(DagRun.dag_id ==
dag_id)
+ query =
select(func.count()).select_from(DagRunModel).where(DagRunModel.dag_id ==
dag_id)
if logical_dates:
- query = query.where(DagRun.logical_date.in_(logical_dates))
+ query = query.where(DagRunModel.logical_date.in_(logical_dates))
if run_ids:
- query = query.where(DagRun.run_id.in_(run_ids))
+ query = query.where(DagRunModel.run_id.in_(run_ids))
if states:
- query = query.where(DagRun.state.in_(states))
+ query = query.where(DagRunModel.state.in_(states))
count = session.scalar(query)
return count or 0
+
+
[email protected]("/{dag_id}/previous", status_code=status.HTTP_200_OK)
+def get_previous_dagrun(
+ dag_id: str,
+ logical_date: UtcDateTime,
+ session: SessionDep,
+ state: Annotated[str | None, Query()] = None,
+) -> DagRun | None:
+ """Get the previous DAG run before the given logical date, optionally
filtered by state."""
+ query = (
+ select(DagRunModel)
+ .where(
+ DagRunModel.dag_id == dag_id,
+ DagRunModel.logical_date < logical_date,
+ )
+ .order_by(DagRunModel.logical_date.desc())
+ .limit(1)
+ )
+
+ if state:
Review Comment:
Fixed and added tests
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