"""add signal execution tracking fields

Revision ID: a1b2c3d4e5f6
Revises: 6c09aa4368e5
Create Date: 2026-02-19 14:00:00.000000

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = 'a1b2c3d4e5f6'
down_revision: Union[str, None] = '6c09aa4368e5'
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.add_column('signals', sa.Column('executed_price', sa.Numeric(precision=12, scale=2), nullable=True))
    op.add_column('signals', sa.Column('executed_quantity', sa.Integer(), nullable=True))
    op.add_column('signals', sa.Column('executed_at', sa.DateTime(), nullable=True))


def downgrade() -> None:
    op.drop_column('signals', 'executed_at')
    op.drop_column('signals', 'executed_quantity')
    op.drop_column('signals', 'executed_price')