"""SSH status fields for vpn_servers

Revision ID: 0003_ssh_status
Revises: 0002_ssh_fields
Create Date: 2026-07-25
"""

from typing import Sequence, Union

import sqlalchemy as sa
from alembic import op

revision: str = "0003_ssh_status"
down_revision: Union[str, None] = "0002_ssh_fields"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.add_column("vpn_servers", sa.Column("ssh_server_info", sa.Text(), nullable=True))
    op.add_column(
        "vpn_servers",
        sa.Column("ssh_reachable", sa.Boolean(), nullable=False, server_default=sa.text("false")),
    )
    op.add_column("vpn_servers", sa.Column("ssh_last_checked", sa.DateTime(timezone=True), nullable=True))


def downgrade() -> None:
    op.drop_column("vpn_servers", "ssh_last_checked")
    op.drop_column("vpn_servers", "ssh_reachable")
    op.drop_column("vpn_servers", "ssh_server_info")