"""create countries table
Revision ID: 0002
Revises: 0001
Create Date: 2024-02-13 10:30:00.000000
"""
from alembic import op
import sqlalchemy as sa

# revision identifiers, used by Alembic.
revision = '0002'
down_revision = '0001'
branch_labels = None
depends_on = None

def upgrade():
    op.create_table(
        'countries',
        sa.Column('id', sa.String(36), primary_key=True),
        sa.Column('name', sa.String(), nullable=False),
        sa.Column('landmass_size', sa.Float(), nullable=False),
        sa.Column('created_at', sa.DateTime(), server_default=sa.func.now()),
        sa.Column('updated_at', sa.DateTime(), server_default=sa.func.now())
    )
    op.create_index(op.f('ix_countries_name'), 'countries', ['name'], unique=True)

def downgrade():
    op.drop_index(op.f('ix_countries_name'), table_name='countries')
    op.drop_table('countries')