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FabledCurator/alembic/versions/0082_presentation_auto_hide.py
T
bvandeusen 6959e1220c Revert "db: collapse alembic 0001..0087 into one baseline"
This reverts 2529b51. Not a retreat — a reordering, on the operator's
call, and the better sequence.

The squash's acceptance test (run 4971) found ~130 places where the ORM
models do not describe the deployed schema (#3275), including a
unique=True the database never had and two UNIQUE indexes that exist
only in migrations. Collapsing now would have baked all of that into the
one file a public installer starts from.

So: fix the drift first as ordinary migrations on the intact chain, let
the operator deploy so their database moves to the corrected head, and
only then collapse. The baseline is then generated from reconciled
models and reproduces a schema worth reproducing.

Nothing is lost by reverting. The baseline was never deployed, and
regenerating it after the fixes is strictly better than patching this
copy — it will come out of autogenerate correct rather than needing the
same hand-finishing twice.
2026-08-30 14:34:28 -04:00

86 lines
2.8 KiB
Python

"""presentation-chrome auto-hide (#141) — settings knobs + review table
MLSettings gains presentation_auto_apply_enabled / _threshold and
presentation_conflict_threshold: banner + editor-screenshot auto-hide on the
sweep with a FLAT threshold (decoupled from content-head graduation), and a
conflict threshold that flags an auto-hide that "also looks like content".
New table presentation_review records an auto-hidden chrome image that also
scored high on a content head, surfaced in the Hidden view for a keep-hidden /
un-hide decision. Resolved rows are pruned by retention.
Revision ID: 0082
Revises: 0081
Create Date: 2026-07-07
"""
from typing import Sequence, Union
import sqlalchemy as sa
from alembic import op
revision: str = "0082"
down_revision: Union[str, None] = "0081"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None
def upgrade() -> None:
op.add_column(
"ml_settings",
sa.Column(
"presentation_auto_apply_enabled", sa.Boolean(), nullable=False,
server_default=sa.text("true"),
),
)
op.add_column(
"ml_settings",
sa.Column(
"presentation_auto_apply_threshold", sa.Float(), nullable=False,
server_default=sa.text("0.90"),
),
)
op.add_column(
"ml_settings",
sa.Column(
"presentation_conflict_threshold", sa.Float(), nullable=False,
server_default=sa.text("0.50"),
),
)
op.create_table(
"presentation_review",
sa.Column(
"image_record_id", sa.Integer(),
sa.ForeignKey("image_record.id", ondelete="CASCADE"),
primary_key=True,
),
sa.Column(
"tag_id", sa.Integer(),
sa.ForeignKey("tag.id", ondelete="CASCADE"), primary_key=True,
),
sa.Column(
"conflict_tag_id", sa.Integer(),
sa.ForeignKey("tag.id", ondelete="SET NULL"), nullable=True,
),
sa.Column("conflict_score", sa.Float(), nullable=False),
sa.Column(
"created_at", sa.DateTime(timezone=True), nullable=False,
server_default=sa.func.now(),
),
sa.Column("resolved_at", sa.DateTime(timezone=True), nullable=True),
)
# The review list queries the unresolved flags (resolved_at IS NULL).
op.create_index(
"ix_presentation_review_resolved_at", "presentation_review",
["resolved_at"],
)
def downgrade() -> None:
op.drop_index(
"ix_presentation_review_resolved_at", table_name="presentation_review"
)
op.drop_table("presentation_review")
op.drop_column("ml_settings", "presentation_conflict_threshold")
op.drop_column("ml_settings", "presentation_auto_apply_threshold")
op.drop_column("ml_settings", "presentation_auto_apply_enabled")