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worldquant-alpha-system/backend/migrations/versions/0020_submission_blocked.py
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yuxuanhui bbf0e37130
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feat: add fixed submission-blocked Alpha tab
2026-09-12 23:22:59 +08:00

39 lines
1.6 KiB
Python

"""Index the cached submission limit independently of Alpha quality checks."""
import sqlalchemy as sa
from alembic import op
revision = "0020"
down_revision = "0019"
branch_labels = None
depends_on = None
def upgrade():
op.add_column("alphas", sa.Column("submission_blocked", sa.Boolean(), nullable=False, server_default=sa.false()))
table = sa.table("alphas", sa.column("id", sa.String()), sa.column("checks", sa.JSON()),
sa.column("submission_blocked", sa.Boolean()))
connection = op.get_bind()
last_id = None
while True:
query = sa.select(table.c.id, table.c.checks).order_by(table.c.id).limit(500)
if last_id is not None:
query = query.where(table.c.id > last_id)
rows = connection.execute(query).mappings().all()
if not rows:
break
# Frozen snapshot interpretation; never depend on future application code.
blocked = [row["id"] for row in rows if isinstance(row["checks"], list) and any(
isinstance(check, dict) and check.get("name") == "REGULAR_SUBMISSION"
and isinstance(check.get("result"), str) and check["result"].upper() == "FAIL"
for check in row["checks"])]
if blocked:
connection.execute(table.update().where(table.c.id.in_(blocked)).values(submission_blocked=True))
last_id = rows[-1]["id"]
op.create_index("ix_alphas_submission_blocked", "alphas", ["submission_blocked"])
def downgrade():
op.drop_index("ix_alphas_submission_blocked", table_name="alphas")
op.drop_column("alphas", "submission_blocked")