"""add drug table

Revision ID: c509dcf806d4
Revises: 
Create Date: 2025-08-06 19:33:52.814812

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = 'c509dcf806d4'
down_revision: Union[str, Sequence[str], None] = None
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    """Upgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('drugs',
    sa.Column('id', sa.BigInteger(), nullable=False),
    sa.Column('name', sa.String(), nullable=False),
    sa.Column('dosage', sa.Float(), nullable=False),
    sa.Column('dosage_unit', sa.String(), nullable=False),
    sa.Column('unit_price', sa.Float(), nullable=False),
    sa.Column('description', sa.Text(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    with op.batch_alter_table('drugs', schema=None) as batch_op:
        batch_op.create_index(batch_op.f('ix_drugs_id'), ['id'], unique=False)
        batch_op.create_index(batch_op.f('ix_drugs_name'), ['name'], unique=False)

    # ### end Alembic commands ###


def downgrade() -> None:
    """Downgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    with op.batch_alter_table('drugs', schema=None) as batch_op:
        batch_op.drop_index(batch_op.f('ix_drugs_name'))
        batch_op.drop_index(batch_op.f('ix_drugs_id'))

    op.drop_table('drugs')
    # ### end Alembic commands ###