"""Add rule-only execution state and transactional outbox.

Revision ID: 0003_rule_only_execution
Revises: 0002_create_scoring_runs
Create Date: 2026-08-27

"""

import sqlalchemy as sa
from alembic import op
from sqlalchemy.dialects import postgresql

revision: str = "0003_rule_only_execution"
down_revision: str | None = "0002_create_scoring_runs"
branch_labels: str | None = None
depends_on: str | None = None


def upgrade() -> None:
    op.add_column("scoring_runs", sa.Column("effective_config", postgresql.JSONB(), nullable=True))
    op.add_column("scoring_runs", sa.Column("confidence_threshold", sa.Float(), nullable=True))
    op.add_column("scoring_runs", sa.Column("rule_score", sa.Integer(), nullable=True))
    op.add_column("scoring_runs", sa.Column("confidence", sa.Float(), nullable=True))
    op.add_column("scoring_runs", sa.Column("error_code", sa.String(length=64), nullable=True))
    op.add_column("scoring_runs", sa.Column("retryable", sa.Boolean(), nullable=True))
    op.add_column(
        "scoring_runs", sa.Column("started_at", sa.DateTime(timezone=True), nullable=True)
    )
    op.add_column(
        "scoring_runs", sa.Column("completed_at", sa.DateTime(timezone=True), nullable=True)
    )
    op.add_column(
        "scoring_runs", sa.Column("lease_expires_at", sa.DateTime(timezone=True), nullable=True)
    )

    op.create_table(
        "outbox_events",
        sa.Column("id", sa.String(length=36), nullable=False),
        sa.Column("event_type", sa.String(length=128), nullable=False),
        sa.Column("event_version", sa.String(length=32), nullable=False),
        sa.Column("run_id", sa.String(length=36), nullable=False),
        sa.Column("payload", postgresql.JSONB(), nullable=False),
        sa.Column("occurred_at", sa.DateTime(timezone=True), nullable=False),
        sa.PrimaryKeyConstraint("id"),
        sa.UniqueConstraint("run_id", "event_type", name="uq_outbox_run_event_type"),
    )


def downgrade() -> None:
    op.drop_table("outbox_events")
    op.drop_column("scoring_runs", "lease_expires_at")
    op.drop_column("scoring_runs", "completed_at")
    op.drop_column("scoring_runs", "started_at")
    op.drop_column("scoring_runs", "retryable")
    op.drop_column("scoring_runs", "error_code")
    op.drop_column("scoring_runs", "confidence")
    op.drop_column("scoring_runs", "rule_score")
    op.drop_column("scoring_runs", "confidence_threshold")
    op.drop_column("scoring_runs", "effective_config")