feat: handle unsubscribe

migration/versions/3b8259700b61_add_subscription_status_and_.py

@@ -0,0 +1,42 @@
+"""add subscription status and unsubscribed_at
+
+Revision ID: 3b8259700b61
+Revises: f05f85d10837
+Create Date: 2025-11-25 18:45:04.642105
+
+"""
+
+from collections.abc import Sequence
+
+import sqlalchemy as sa
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision: str = '3b8259700b61'
+down_revision: str | None = 'f05f85d10837'
+branch_labels: str | Sequence[str] | None = None
+depends_on: str | Sequence[str] | None = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    # Создаём enum тип явно
+    subscription_status = sa.Enum('ACTIVE', 'UNSUBSCRIBED', name='subscriptionstatus')
+    subscription_status.create(op.get_bind(), checkfirst=True)
+
+    op.add_column(
+        'subscription',
+        sa.Column('status', subscription_status, nullable=False, server_default='ACTIVE'),
+    )
+    op.add_column('subscription', sa.Column('unsubscribed_at', sa.DateTime(timezone=True), nullable=True))
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column('subscription', 'unsubscribed_at')
+    op.drop_column('subscription', 'status')
+
+    # Удаляем enum тип
+    sa.Enum(name='subscriptionstatus').drop(op.get_bind(), checkfirst=True)
+    # ### end Alembic commands ###