"""Fix client_profiles timestamps to use server defaults

Revision ID: fix_client_timestamps
Revises: a1b2c3d4e5f6
Create Date: 2026-02-17 12:05:00.000000

"""
from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = 'fix_client_timestamps'
down_revision = 'a1b2c3d4e5f6'
branch_labels = None
depends_on = None


def upgrade() -> None:
    # Modificar created_at para usar server_default
    op.alter_column('client_profiles', 'created_at',
        existing_type=sa.DateTime(timezone=True),
        nullable=False,
        server_default=sa.text('now()')
    )
    
    # Modificar updated_at para usar server_default  
    op.alter_column('client_profiles', 'updated_at',
        existing_type=sa.DateTime(timezone=True),
        nullable=False,
        server_default=sa.text('now()')
    )


def downgrade() -> None:
    # Remover server_default
    op.alter_column('client_profiles', 'created_at',
        existing_type=sa.DateTime(timezone=True),
        nullable=False,
        server_default=None
    )
    
    op.alter_column('client_profiles', 'updated_at',
        existing_type=sa.DateTime(timezone=True),
        nullable=False,
        server_default=None
    )