"""전체시장 지수 API (읽기 전용)

- GET /api/market/indices : KOSPI/KOSDAQ/KOSPI200 + S&P500/NASDAQ
"""
from datetime import datetime

from fastapi import APIRouter
from fastapi.responses import Response

from app.core.json_helpers import _dumps
from app.services.market_indices import get_market_indices_cached

router = APIRouter()


@router.get("/indices")
async def get_indices():
    items = await get_market_indices_cached()
    return Response(
        content=_dumps({"indices": items, "count": len(items), "fetched_at": datetime.now().isoformat()}),
        media_type="application/json",
    )