Add notification type for bot messages

migrations/versions/f565dde93553_.py

@@ -0,0 +1,33 @@
+"""empty message
+
+Revision ID: f565dde93553
+Revises: 4585ce5147b8
+Create Date: 2020-12-15 21:49:19.190893
+
+"""
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy.dialects import postgresql
+
+# revision identifiers, used by Alembic.
+revision = 'f565dde93553'
+down_revision = '4585ce5147b8'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    op.add_column('package_update_config', sa.Column('ref', sa.String(length=41), nullable=True))
+    op.add_column('user_notification_preferences', sa.Column('pref_bot', sa.Integer(), nullable=True, server_default=None))
+    op.execute("""UPDATE user_notification_preferences SET pref_bot=pref_new_thread""")
+    op.alter_column('user_notification_preferences', 'pref_bot',
+            existing_type=sa.INTEGER(),
+            nullable=False)
+
+    op.execute("COMMIT")
+    op.execute("ALTER TYPE notificationtype ADD VALUE 'BOT'")
+
+
+def downgrade():
+    op.drop_column('user_notification_preferences', 'pref_bot')
+    op.drop_column('package_update_config', 'ref')