Files
arrr-erp/alembic/versions/20260503_assurance_review_partner.py
T
2026-06-20 15:01:44 +05:30

121 lines
4.3 KiB
Python

"""rename audit classification to assurance and add client-wise review partner
Revision ID: 20260503_assurance_review_partner
Revises: 20260502_tenant_firm_type_review_partner
Create Date: 2026-05-03
"""
from typing import Sequence, Union
from alembic import op
import sqlalchemy as sa
revision: str = "20260503_assurance_review_partner"
down_revision: Union[str, None] = "20260502_tenant_firm_type_review_partner"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None
def _has_column(table_name: str, column_name: str) -> bool:
bind = op.get_bind()
insp = sa.inspect(bind)
return any(c["name"] == column_name for c in insp.get_columns(table_name))
def _has_index(table_name: str, index_name: str) -> bool:
bind = op.get_bind()
insp = sa.inspect(bind)
return any(ix.get("name") == index_name for ix in insp.get_indexes(table_name))
def _create_index_if_missing(table_name: str, index_name: str, columns: list[str]) -> None:
if not _has_index(table_name, index_name):
op.create_index(index_name, table_name, columns)
def upgrade() -> None:
bind = op.get_bind()
# Client master: optional default review partner used for partnership + assurance engagements.
if not _has_column("clients", "default_review_partner_user_id"):
op.add_column("clients", sa.Column("default_review_partner_user_id", sa.Integer(), nullable=True))
_create_index_if_missing(
"clients",
"ix_clients_default_review_partner_user_id",
["default_review_partner_user_id"],
)
# Safety only: normally this column is created by 20260502_tenant_firm_type_review_partner.
if not _has_column("client_service_subscriptions", "review_partner_user_id"):
op.add_column(
"client_service_subscriptions",
sa.Column("review_partner_user_id", sa.Integer(), nullable=True),
)
_create_index_if_missing(
"client_service_subscriptions",
"ix_client_service_subscriptions_review_partner_user_id",
["review_partner_user_id"],
)
# Convert old audit / non-audit values to final assurance / non-assurance values.
bind.execute(sa.text("""
UPDATE service_catalogues
SET engagement_type = CASE
WHEN LOWER(COALESCE(engagement_type, '')) IN ('audit', 'aud', 'assurance') THEN 'assurance'
ELSE 'non_assurance'
END
"""))
bind.execute(sa.text("""
UPDATE client_service_subscriptions
SET engagement_type = CASE
WHEN LOWER(COALESCE(engagement_type, '')) IN ('audit', 'aud', 'assurance') THEN 'assurance'
ELSE 'non_assurance'
END
"""))
# Backfill review partner snapshots only for partnership-firm assurance engagements.
# Uses tenants.firm_type created by 20260502, not a separate firm_type column.
bind.execute(sa.text("""
UPDATE client_service_subscriptions
SET review_partner_user_id = (
SELECT clients.default_review_partner_user_id
FROM clients
WHERE clients.id = client_service_subscriptions.client_id
)
WHERE engagement_type = 'assurance'
AND review_partner_user_id IS NULL
AND EXISTS (
SELECT 1 FROM tenants
WHERE tenants.id = client_service_subscriptions.tenant_id
AND COALESCE(tenants.firm_type, 'proprietorship') = 'partnership'
)
"""))
def downgrade() -> None:
bind = op.get_bind()
bind.execute(sa.text("""
UPDATE service_catalogues
SET engagement_type = CASE
WHEN engagement_type = 'assurance' THEN 'audit'
ELSE 'non_audit'
END
"""))
bind.execute(sa.text("""
UPDATE client_service_subscriptions
SET engagement_type = CASE
WHEN engagement_type = 'assurance' THEN 'audit'
ELSE 'non_audit'
END
"""))
# Do not drop client_service_subscriptions.review_partner_user_id here.
# That column belongs to the previous 20260502 migration.
if _has_index("clients", "ix_clients_default_review_partner_user_id"):
op.drop_index("ix_clients_default_review_partner_user_id", table_name="clients")
if _has_column("clients", "default_review_partner_user_id"):
op.drop_column("clients", "default_review_partner_user_id")