"""Scout triage queue + cloud_scout_configs alterations.

Revision ID: 008
Revises: 007
Create Date: 2026-05-16
"""

from typing import Sequence, Union

import sqlalchemy as sa
from alembic import op


revision: str = "008"
down_revision: Union[str, None] = "007"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.create_table(
        "scout_triage_queue",
        sa.Column("id", sa.Uuid(as_uuid=False), primary_key=True),
        sa.Column("user_id", sa.Uuid(as_uuid=False), sa.ForeignKey("users.id", ondelete="CASCADE"), nullable=False, index=True),
        sa.Column("scout_id", sa.Uuid(as_uuid=False), sa.ForeignKey("cloud_scout_configs.id", ondelete="CASCADE"), nullable=False),
        sa.Column("source_type", sa.String(50), nullable=False),
        sa.Column("source_msg_ref", sa.String(255), nullable=False),
        sa.Column("triage_verdict", sa.String(20), nullable=False),
        sa.Column("triage_reason", sa.Text, nullable=True),
        sa.Column("status", sa.String(20), nullable=False, server_default="queued"),
        sa.Column("triaged_at", sa.DateTime(timezone=True), nullable=False, server_default=sa.func.now()),
        sa.Column("delivered_at", sa.DateTime(timezone=True), nullable=True),
        sa.Column("acked_at", sa.DateTime(timezone=True), nullable=True),
        sa.Column("expires_at", sa.DateTime(timezone=True), nullable=False),
        sa.UniqueConstraint("scout_id", "source_msg_ref", name="uq_scout_triage_queue_scout_msg"),
    )
    op.create_index("ix_scout_triage_queue_user_status", "scout_triage_queue", ["user_id", "status"])
    op.create_index(
        "ix_scout_triage_queue_expires_active",
        "scout_triage_queue",
        ["expires_at"],
        postgresql_where=sa.text("status != 'acked'"),
    )

    op.add_column("cloud_scout_configs", sa.Column("auto_trash_spam", sa.Boolean(), nullable=False, server_default=sa.text("false")))
    op.add_column("cloud_scout_configs", sa.Column("gmail_history_id", sa.String(64), nullable=True))
    op.add_column("cloud_scout_configs", sa.Column("gmail_watch_expires_at", sa.DateTime(timezone=True), nullable=True))
    op.add_column("cloud_scout_configs", sa.Column("device_inactivity_pause_days", sa.Integer(), nullable=False, server_default="14"))


def downgrade() -> None:
    op.drop_column("cloud_scout_configs", "device_inactivity_pause_days")
    op.drop_column("cloud_scout_configs", "gmail_watch_expires_at")
    op.drop_column("cloud_scout_configs", "gmail_history_id")
    op.drop_column("cloud_scout_configs", "auto_trash_spam")

    op.drop_index("ix_scout_triage_queue_expires_active", table_name="scout_triage_queue")
    op.drop_index("ix_scout_triage_queue_user_status", table_name="scout_triage_queue")
    op.drop_table("scout_triage_queue")