"""create drugs table

Revision ID: 1234567890ab
Revises: 
Create Date: 2023-05-23 10:00:00.000000

"""
from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects.postgresql import ARRAY

# revision identifiers
revision = '1234567890ab'
down_revision = None
branch_labels = None
depends_on = None


def upgrade():
    op.create_table(
        'drugs',
        sa.Column('id', sa.String, primary_key=True, default=lambda: str(uuid.uuid4())),
        sa.Column('name', sa.String, nullable=False, unique=True, index=True),
        sa.Column('description', sa.Text, nullable=True),
        sa.Column('drug_types', ARRAY(sa.String)),
        sa.Column('created_at', sa.TIMESTAMP(timezone=True), server_default=sa.func.now()),
        sa.Column('updated_at', sa.TIMESTAMP(timezone=True), server_default=sa.func.now(), onupdate=sa.func.now())
    )


def downgrade():
    op.drop_table('drugs')