"""Angel(Agnes)凭据存入 settings 表

- llm_settings.agnes_api_key           TEXT  (留空 = 用 .env AGNES_API_KEY 兜底)
- llm_settings.agnes_base_url_override VARCHAR(255)  (留空 = 用 .env AGNES_BASE_URL)

API 安全:LlmSettingOut 只回 agnes_api_key_set (bool),不回明文

Revision ID: 0005
Revises: 0004
Create Date: 2026-06-12
"""
from __future__ import annotations

from typing import Sequence, Union

import sqlalchemy as sa
from alembic import op

revision: str = "0005"
down_revision: Union[str, None] = "0004"
branch_labels = None
depends_on = None


def upgrade() -> None:
    op.add_column(
        "llm_settings",
        sa.Column(
            "agnes_api_key",
            sa.Text,
            nullable=False,
            server_default="",
        ),
    )
    op.add_column(
        "llm_settings",
        sa.Column(
            "agnes_base_url_override",
            sa.String(255),
            nullable=False,
            server_default="",
        ),
    )


def downgrade() -> None:
    op.drop_column("llm_settings", "agnes_base_url_override")
    op.drop_column("llm_settings", "agnes_api_key")