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migrations/versions/b978642e7b10_add_preferred_view_to_user.py

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+"""add preferred_view to user
+
+Revision ID: b978642e7b10
+Revises: 26b0e5357f52
+Create Date: 2025-05-24 08:36:03.426879
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = 'b978642e7b10'
+down_revision = '26b0e5357f52'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # Add preferred_view as nullable first
+    with op.batch_alter_table('user', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('preferred_view', sa.String(length=10), nullable=True))
+    # Set default value for existing users
+    op.execute("UPDATE \"user\" SET preferred_view = 'grid'")
+    # Make the column non-nullable
+    with op.batch_alter_table('user', schema=None) as batch_op:
+        batch_op.alter_column('preferred_view', nullable=False)
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('user', schema=None) as batch_op:
+        batch_op.drop_column('preferred_view')
+
+    with op.batch_alter_table('room_member_permissions', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('preferred_view', sa.VARCHAR(length=10), autoincrement=False, nullable=False))
+
+    # ### end Alembic commands ###