"""Resolves `SEARCH_PROVIDER` to a concrete provider instance. Never
imported directly by discovery_service - always go through
`get_search_provider()` so swapping providers stays a one-line config
change."""

from __future__ import annotations

from app.core.config import Settings, get_settings
from app.search.base import SearchProvider
from app.search.mock import MockSearchProvider


def get_search_provider(settings: Settings | None = None) -> SearchProvider:
    settings = settings or get_settings()

    if settings.search_provider == "brave":
        from app.search.brave import BraveSearchProvider

        return BraveSearchProvider(settings)

    return MockSearchProvider()