"""Affectation : suppression du statut (plus d'étape de confirmation)

Revision ID: 0003_drop_assignment_status
Revises: 0002_account_password
Create Date: 2026-09-10

"""

from collections.abc import Sequence

import sqlalchemy as sa
from alembic import op

revision: str = "0003_drop_assignment_status"
down_revision: str | None = "0002_account_password"
branch_labels: str | Sequence[str] | None = None
depends_on: str | Sequence[str] | None = None

_STATUS = sa.Enum(
    "PROPOSED", "CONFIRMED", "DECLINED", "CANCELLED",
    name="assignmentstatus", native_enum=False,
)


def upgrade() -> None:
    op.drop_column("assignment", "status")


def downgrade() -> None:
    op.add_column(
        "assignment",
        sa.Column(
            "status", _STATUS, server_default="PROPOSED", nullable=False
        ),
    )