"""斗鱼和平小店账号新增扭蛋碎片字段

Revision ID: 20260807_0017
Revises: 20260806_0016
Create Date: 2026-08-07
"""

from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


revision: str = "20260807_0017"
down_revision: Union[str, None] = "20260806_0016"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    bind = op.get_bind()
    if not sa.inspect(bind).has_table("accounts"):
        return
    columns = {column["name"] for column in sa.inspect(bind).get_columns("accounts")}
    if "xpd_fragments" not in columns:
        op.add_column("accounts", sa.Column("xpd_fragments", sa.Integer(), nullable=True))


def downgrade() -> None:
    bind = op.get_bind()
    if not sa.inspect(bind).has_table("accounts"):
        return
    columns = {column["name"] for column in sa.inspect(bind).get_columns("accounts")}
    if "xpd_fragments" in columns:
        op.drop_column("accounts", "xpd_fragments")