<?php

namespace App\Http\Controllers;

use App\Services\InvestorPath;
use App\Services\LegacyContent;
use App\Services\PublicSearchMetrics;
use App\Services\VirtualDesk;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;
use Inertia\Inertia;
use Inertia\Response;
use Symfony\Component\HttpKernel\Exception\HttpException;

class LegacyContentController extends Controller
{
    public function landing(Request $request, LegacyContent $legacy, string $sectorSlug = 'agronegocio'): Response
    {
        $filters = $request->validate(['q' => 'nullable|string|max:120']);
        $articles = $legacy->articlesForGroup($sectorSlug);
        $root = config('legacy_content.groups.'.$sectorSlug.'.root');
        $article = $legacy->article($root);
        $q = $filters['q'] ?? '';
        $articles = array_values(array_filter($articles, fn ($item) => $q === ''
            || str_contains(mb_strtolower(strip_tags($item['html'].' '.$item['title'])), mb_strtolower($q))));
        $match = $articles !== [];
        app(PublicSearchMetrics::class)->candidate($request, 'sector_content', count($articles), ['q' => $q]);

        return Inertia::render('portal/legacy', ['article' => $article, 'articles' => $articles, 'view' => 'landing', 'query' => $q, 'match' => $match]);
    }

    public function article(Request $request, LegacyContent $legacy, string $legacySlug = 'agronegocio'): Response
    {
        return Inertia::render('portal/legacy', ['article' => $legacy->article($legacySlug), 'view' => 'article', 'contentContext' => $this->context($request)]);
    }

    public function start(Request $request, LegacyContent $legacy, InvestorPath $path, string $legacySlug = 'agronegocio'): Response
    {
        abort_unless($path->available(), 404);
        $article = $legacy->article($legacySlug);

        return Inertia::render('investor-path/index', ['contexts' => $path->contexts($request->user()), 'contentSource' => $article]);
    }

    public function attach(Request $request, string $id, LegacyContent $legacy): JsonResponse|RedirectResponse
    {
        $legacy->attach($request->user(), $id, $request->all());

        return $request->expectsJson() ? response()->json(['saved' => true]) : redirect('/investimentos/'.$id)->with('success', 'Referência guardada no dossier.');
    }

    /** @return array{id: string, title: string}|null */
    private function context(Request $request): ?array
    {
        $data = $request->validate(['context' => 'nullable|uuid']);
        if (! $request->user() || empty($data['context'])) {
            return null;
        }
        try {
            $case = app(VirtualDesk::class)->case($request->user(), $data['context'], true);

            return $case->closed_at ? null : ['id' => $case->id, 'title' => $case->title];
        } catch (HttpException $error) {
            if (! in_array($error->getStatusCode(), [403, 404], true)) {
                throw $error;
            }

            return null; // Consultation stays public; an unauthorized private context is never returned.
        }
    }
}