"""remove old airspace columns, add altitude unit

Revision ID: e07a5c0f1dcc
Revises: cbdb018c5490
Create Date: 2024-04-22 23:42:52.140389

"""
from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects import mysql

# revision identifiers, used by Alembic.
revision = 'e07a5c0f1dcc'
down_revision = 'cbdb018c5490'
branch_labels = None
depends_on = None


def upgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.add_column('airspace', sa.Column('altitude_unit', sa.String(length=8), nullable=False))
    op.drop_column('airspace', 'center')
    op.drop_column('airspace', 'radius')
    # ### end Alembic commands ###


def downgrade() -> None:
    # ### commands auto generated by Alembic - please adjust! ###
    op.add_column('airspace', sa.Column('radius', mysql.FLOAT(), nullable=True))
    op.add_column('airspace', sa.Column('center', mysql.LONGTEXT(charset='utf8mb4', collation='utf8mb4_bin'), nullable=False))
    op.drop_column('airspace', 'altitude_unit')
    # ### end Alembic commands ###