"""Presentation switches (demo): stored in `demo_settings`, default from settings/env.

    SCREENING_ENABLED=false                 # env default
    POST /api/v1/demo/settings {"screening_enabled": false}   # one button in the demo console

Screening off: after consent the patient goes straight to the chat — no onboarding questionnaires.
"""

from typing import Any

from sqlalchemy.ext.asyncio import AsyncSession

from app.config import get_settings
from app.db.clinical import DemoSetting

SCREENING = "screening_enabled"


async def get_all(session: AsyncSession) -> dict[str, Any]:
    row = await session.get(DemoSetting, SCREENING)
    return {SCREENING: bool(row.value) if row is not None else get_settings().screening_enabled}


async def screening_enabled(session: AsyncSession) -> bool:
    return (await get_all(session))[SCREENING]


async def set_screening(session: AsyncSession, enabled: bool) -> None:
    row = await session.get(DemoSetting, SCREENING)
    if row is None:
        session.add(DemoSetting(key=SCREENING, value=enabled))
    else:
        row.value = enabled
    await session.flush()