"""add_email_field_on_clients_table

Revision ID: 6cd898ec9f7c
Revises: ab6f3a31f3e8
Create Date: 2025-04-28 15:52:26.406846

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = '6cd898ec9f7c'
down_revision: Union[str, None] = 'ab6f3a31f3e8'
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    """Upgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.add_column('clients', sa.Column('email', sa.String(), nullable=False))
    op.create_index(op.f('ix_clients_email'), 'clients', ['email'], unique=True)
    # ### end Alembic commands ###


def downgrade() -> None:
    """Downgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_index(op.f('ix_clients_email'), table_name='clients')
    op.drop_column('clients', 'email')
    # ### end Alembic commands ###