"""cadastro de premissa

Revision ID: b12bc2b93e24
Revises: b3171abdaafc
Create Date: 2026-09-18 16:00:00.000000

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = 'b12bc2b93e24'
down_revision: Union[str, None] = 'b3171abdaafc'
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.create_table(
        'premissa',
        sa.Column('id', sa.Integer(), nullable=False),
        sa.Column('codigo', sa.String(length=20), nullable=False),
        sa.Column('planejamento_id', sa.Integer(), nullable=False),
        sa.Column('tipo', sa.String(length=20), nullable=False),
        sa.Column('texto', sa.String(length=1000), nullable=False),
        sa.ForeignKeyConstraint(['planejamento_id'], ['planejamento.id'], ),
        sa.CheckConstraint(
            "tipo in ('comercial', 'operacional', 'despesas', 'financeiro')", name='ck_premissa_tipo'
        ),
        sa.PrimaryKeyConstraint('id'),
        sa.UniqueConstraint('codigo'),
    )


def downgrade() -> None:
    op.drop_table('premissa')