"""add governed data-subject request workflow

Revision ID: b47e6f809a13
Revises: a36d8e4f9b12
Create Date: 2026-08-07 00:00:00.000000
"""

from __future__ import annotations

from alembic import op
import sqlalchemy as sa


revision = "b47e6f809a13"
down_revision = "a36d8e4f9b12"
branch_labels = None
depends_on = None


def upgrade() -> None:
    inspector = sa.inspect(op.get_bind())
    if "core_data_subject_requests" in inspector.get_table_names():
        return
    op.create_table(
        "core_data_subject_requests",
        sa.Column("id", sa.String(length=36), nullable=False),
        sa.Column("tenant_id", sa.String(length=36), nullable=False),
        sa.Column("reference", sa.String(length=120), nullable=False),
        sa.Column("request_kind", sa.String(length=30), nullable=False),
        sa.Column("status", sa.String(length=30), nullable=False),
        sa.Column("subject", sa.JSON(), nullable=False),
        sa.Column("purpose", sa.String(length=1000), nullable=False),
        sa.Column("legal_basis", sa.String(length=1000), nullable=True),
        sa.Column("due_at", sa.DateTime(timezone=True), nullable=True),
        sa.Column("requested_by_account_id", sa.String(length=36), nullable=False),
        sa.Column("search_result", sa.JSON(), nullable=False),
        sa.Column("erasure_plan", sa.JSON(), nullable=False),
        sa.Column("execution_result", sa.JSON(), nullable=False),
        sa.Column("coverage", sa.JSON(), nullable=False),
        sa.Column("evidence_sha256", sa.String(length=64), nullable=True),
        sa.Column("resource_revision", sa.Integer(), nullable=False),
        sa.Column("completed_at", sa.DateTime(timezone=True), nullable=True),
        sa.Column("notes", sa.Text(), nullable=True),
        sa.Column("created_at", sa.DateTime(timezone=True), nullable=False),
        sa.Column("updated_at", sa.DateTime(timezone=True), nullable=False),
        sa.PrimaryKeyConstraint("id", name=op.f("pk_core_data_subject_requests")),
    )
    op.create_index(
        op.f("ix_core_data_subject_requests_tenant_id"),
        "core_data_subject_requests",
        ["tenant_id"],
        unique=False,
    )
    op.create_index(
        op.f("ix_core_data_subject_requests_status"),
        "core_data_subject_requests",
        ["status"],
        unique=False,
    )
    op.create_index(
        op.f("ix_core_data_subject_requests_due_at"),
        "core_data_subject_requests",
        ["due_at"],
        unique=False,
    )
    op.create_index(
        "ix_core_data_subject_requests_tenant_status",
        "core_data_subject_requests",
        ["tenant_id", "status"],
        unique=False,
    )


def downgrade() -> None:
    inspector = sa.inspect(op.get_bind())
    if "core_data_subject_requests" in inspector.get_table_names():
        op.drop_table("core_data_subject_requests")