"""设置 API（生成偏好）。

生成偏好可读可写；模型网关状态由神识承接（用户面见神识阁）。
业务逻辑在 services/preferences（与系统配置 core/config/settings 区分）。
"""

from fastapi import APIRouter, Depends

from app.api.v1.deps import get_current_user
from app.schemas.auth import CurrentUser
from app.schemas.preferences import (
    GenerationPreferencesResponse,
    UpdateGenerationPreferencesRequest,
)
from app.services.preferences import (
    get_generation_preferences,
    update_generation_preferences,
)

router = APIRouter(prefix="/settings", tags=["settings"])


@router.get("/preferences", response_model=GenerationPreferencesResponse)
async def read_generation_preferences(
    current_user: CurrentUser = Depends(get_current_user),
) -> GenerationPreferencesResponse:
    return await get_generation_preferences(owner_scope=current_user.owner_scope)


@router.patch("/preferences", response_model=GenerationPreferencesResponse)
async def update_generation_preferences_api(
    payload: UpdateGenerationPreferencesRequest,
    current_user: CurrentUser = Depends(get_current_user),
) -> GenerationPreferencesResponse:
    return await update_generation_preferences(payload, owner_scope=current_user.owner_scope)