<?php

namespace CorpusParole\Http\Controllers\Api;

use Illuminate\Http\Request;

//use Illuminate\Http\Response;

use CorpusParole\Http\Requests;

use CorpusParole\Http\Controllers\Controller;

use CorpusParole\Repositories\DocumentRepository;

use CorpusParole\Services\TranscriptManager;

use CorpusParole\Libraries\Filters\CorpusFilterManager;

class DocumentController extends Controller

{

    /**

     * Create a new controller instance.

     */

    public function __construct(DocumentRepository $documentRepo, TranscriptManager $transcriptManager) {

        $this->documentRepository = $documentRepo;

        $this->transcriptManager = $transcriptManager;

    }

    /**

     * Display a listing of the resource.

     *

     * @return Response

     */

    public function index(Request $request)

    {

        $perPage = intval($request->input('perpage', config('corpusparole.documents_per_page')));

        $filters = [];

        $languages = CorpusFilterManager::prepareLanguages($request->input('language', []));

        if(!empty($languages)) {

            $filters['language'] = $languages;

        }

        $location = CorpusFilterManager::prepareLocation($request->input('location', ''));

        if(!empty($location)) {

            $filters['location'] = $location;

        }

        $sort = $request->input('sort', null);

        $paginator = $this->documentRepository->paginate($filters, $perPage, config('corpusparole.pagination_page_param'), null, $sort);

        $res = $paginator->toArray();

        if(array_key_exists('data', $res)) {

            $documents = $res['data'];

            unset($res['data']);

        } else {

            $documents = [];

        }

        return response()->json([ 'documents' => $documents, 'meta' => $res]);

    }

    /**

     * Show the form for creating a new resource.

     *

     * @return Response

     */

    public function create()

    {

        //

    }

    /**

     * Store a newly created resource in storage.

     *

     * @param  Request  $request

     * @return Response

     */

    public function store(Request $request)

    {

        //

    }

    /**

     * Display the specified resource.

     *

     * @param  string  $id

     * @return Response

     */

    public function show(Request $request, $id)

    {

        $id = urldecode($id);

        $short = filter_var($request->input('short', false), FILTER_VALIDATE_BOOLEAN);

        $doc = $this->documentRepository->get($id, $short);

        if(is_null($doc)) {

            abort(404);

        }

        //$this->documentRepository->resolveLexvo([$doc,]);

        return response()->json(["document" => $doc]);

    }

    /**

     * Display the resource transcript

     *

     * @param string $id

     * @return Response

     */

    public function transcript($id) {

        $id= urldecode($id);

        $doc = $this->documentRepository->get($id);

        if(is_null($doc) || is_null($doc->getTranscript()) ) {

            abort(404);

        }

        $transcript = $doc->getTranscript();

        $transcriptUrl = $transcript->getUrl();

        if(empty($transcriptUrl) || empty($transcript->getConformsTo())) {

            abort(404);

        }

        $converter = $this->transcriptManager->getConverterUrl($transcript->getConformsTo(), $doc, $transcriptUrl);

        return response()->json($converter->convertToJson());

    }

    /**

     * Show the form for editing the specified resource.

     *

     * @param  int  $id

     * @return Response

     */

    public function edit($id)

    {

        //

    }

    /**

     * Update the specified document in storage.

     *

     * @param  Request  $request

     * @param  int  $id

     * @return Response

     */

    public function update(Request $request, $id)

    {

        $id= urldecode($id);

        $data = $request->json();

        $document = $data->get('document');

        $doc = $this->documentRepository->get($id);

        if(is_null($doc)) {

            abort(404);

        }

        //for now, update contributors and subjects only

        $doc->setContributors($document['contributors']);

        $doc->setSubjects($document['subjects']);

        $doc->addGeoInfo()->setRefLocs($document['reflocs']);

        $doc->getGeoInfo()->commit();

        $doc->setModified();

        $this->documentRepository->save($doc);

        return response('', 204);

    }

    /**

     * Remove the specified resource from storage.

     *

     * @param  int  $id

     * @return Response

     */

    public function destroy($id)

    {

        //

    }

}