sam-manage/app/Http/Controllers/Additional/RagSearchController.php

<?php

namespace App\Http\Controllers\Additional;

use App\Http\Controllers\Controller;
use App\Services\RagSearchService;
use Illuminate\Http\Request;
use Illuminate\Http\Response;
use Illuminate\View\View;

/**
 * 추가기능 > RAG 검색 컨트롤러
 * SAM 프로젝트 문서를 Gemini AI로 검색/답변
 */
class RagSearchController extends Controller
{
    public function __construct(
        private readonly RagSearchService $ragService,
    ) {}

    /**
     * RAG 검색 메인 페이지
     */
    public function index(Request $request): View|Response
    {
        if ($request->header('HX-Request')) {
            return response('', 200)->header('HX-Redirect', route('additional.rag.index'));
        }

        $stats = $this->ragService->getDocStats();

        return view('additional.rag.index', compact('stats'));
    }

    /**
     * RAG 검색 실행 (HTMX)
     */
    public function search(Request $request)
    {
        $query = trim($request->input('query', ''));

        if (empty($query)) {
            return response()->json([
                'ok' => false,
                'error' => '검색어를 입력해주세요.',
            ]);
        }

        if (mb_strlen($query) < 2) {
            return response()->json([
                'ok' => false,
                'error' => '검색어는 2자 이상 입력해주세요.',
            ]);
        }

        $result = $this->ragService->search($query);

        return response()->json($result);
    }
}