knowledge_base/src/app/Livewire/QuickSwitcher.php

<?php

namespace App\Livewire;

use App\Models\Document;
use App\Services\DocumentService;
use Livewire\Component;
use Livewire\Attributes\Computed;

class QuickSwitcher extends Component
{
    public $search = '';
    public $selectedIndex = 0;

    #[Computed]
    public function results()
    {
        if (empty($this->search)) {
            return Document::select('id', 'title', 'slug', 'path', 'updated_at')
                ->orderBy('updated_at', 'desc')
                ->limit(10)
                ->get()
                ->map(fn($doc) => [
                    'id' => $doc->id,
                    'title' => $doc->title,
                    'slug' => $doc->slug,
                    'directory' => dirname($doc->path),
                ])
                ->toArray();
        }

        // FULLTEXT検索を使用（日本語対応）
        $results = Document::select('id', 'title', 'slug', 'path', 'updated_at')
            ->whereRaw('MATCH(title, content) AGAINST(? IN BOOLEAN MODE)', [$this->search])
            ->orderBy('updated_at', 'desc')
            ->limit(10)
            ->get()
            ->map(fn($doc) => [
                'id' => $doc->id,
                'title' => $doc->title,
                'slug' => $doc->slug,
                'directory' => dirname($doc->path),
            ])
            ->toArray();

        // FULLTEXT検索で結果がない場合は LIKE 検索にフォールバック
        if (empty($results)) {
            $results = Document::select('id', 'title', 'slug', 'path', 'updated_at')
                ->where(function($query) {
                    $query->where('title', 'like', '%' . $this->search . '%')
                          ->orWhere('content', 'like', '%' . $this->search . '%');
                })
                ->orderBy('updated_at', 'desc')
                ->limit(10)
                ->get()
                ->map(fn($doc) => [
                    'id' => $doc->id,
                    'title' => $doc->title,
                    'slug' => $doc->slug,
                    'directory' => dirname($doc->path),
                ])
                ->toArray();
        }

        return $results;
    }

    public function updated($propertyName)
    {
        if ($propertyName === 'search') {
            $this->selectedIndex = 0;
        }
    }

    public function selectNext()
    {
        $results = $this->results;
        if ($this->selectedIndex < count($results) - 1) {
            $this->selectedIndex++;
        }
    }

    public function selectPrevious()
    {
        if ($this->selectedIndex > 0) {
            $this->selectedIndex--;
        }
    }

    public function selectDocument()
    {
        $results = $this->results;
        if (isset($results[$this->selectedIndex])) {
            $document = $results[$this->selectedIndex];

            // id が存在することを確認
            if (!empty($document['id'])) {
                return $this->redirect(route('documents.show', $document['id']));
            }
        }
    }

    public function render()
    {
        return view('livewire.quick-switcher');
    }
}