"""initial setup

Revision ID: 001
Revises:
Create Date: 2025-05-13

"""

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = "001"
down_revision = None
branch_labels = None
depends_on = None


def upgrade() -> None:
    # Create calculation table
    op.create_table(
        "calculation",
        sa.Column("id", sa.Integer(), nullable=False),
        sa.Column("operation", sa.String(), nullable=False),
        sa.Column("first_number", sa.Float(), nullable=False),
        sa.Column("second_number", sa.Float(), nullable=True),
        sa.Column("result", sa.Float(), nullable=False),
        sa.Column(
            "created_at",
            sa.DateTime(timezone=True),
            server_default=sa.text("CURRENT_TIMESTAMP"),
            nullable=False,
        ),
        sa.PrimaryKeyConstraint("id"),
    )
    op.create_index(op.f("ix_calculation_id"), "calculation", ["id"], unique=False)
    op.create_index(
        op.f("ix_calculation_operation"), "calculation", ["operation"], unique=False
    )


def downgrade() -> None:
    op.drop_index(op.f("ix_calculation_operation"), table_name="calculation")
    op.drop_index(op.f("ix_calculation_id"), table_name="calculation")
    op.drop_table("calculation")