from fastapi import APIRouter, Depends, Query
from sqlalchemy.ext.asyncio import AsyncSession

from app.db import get_session
from app.services.catalog import CatalogService

router = APIRouter()


@router.get("/institutions")
async def institutions(
    topic: str | None = None,
    source_tier: str | None = None,
    page_size: int = Query(20, ge=1, le=50),
    session: AsyncSession = Depends(get_session),
) -> dict:
    return await CatalogService(session).institutions(topic=topic, source_tier=source_tier, page_size=page_size)


@router.get("/institutions/{institution_id}")
async def institution_detail(institution_id: str, session: AsyncSession = Depends(get_session)) -> dict:
    return await CatalogService(session).institution_detail(institution_id)