@extends('layouts.app')

@php $siteName = App\Models\Setting::get('site_name', '深圳市云创芯电子有限公司'); @endphp
@section('title', $article->seoTitle() . ' - ' . $siteName)
@section('description', $article->seoDescription())

@section('content')
<section class="px-4 py-12 sm:px-6 lg:px-8 lg:py-16">
    <div class="mx-auto max-w-3xl">
        <nav class="mb-6 flex items-center gap-1.5 text-sm text-muted">
            <a href="{{ url('/') }}" class="hover:text-primary">首页</a>
            <span>/</span>
            <a href="{{ route('articles.index') }}" class="hover:text-primary">技术文章</a>
            <span>/</span>
            <span class="text-fg">{{ $article->title }}</span>
        </nav>

        @if ($article->template === 'feature' && $article->cover)
            <div class="mb-6 overflow-hidden rounded-lg border border-line">
                <img src="{{ $article->cover }}" alt="{{ $article->title }}" class="max-h-96 w-full object-cover">
            </div>
        @endif

        <article class="rounded-lg border border-line bg-surface p-6 shadow-soft sm:p-8">
            <h1 class="text-2xl font-bold tracking-tight text-fg sm:text-3xl">{{ $article->title }}</h1>
            <p class="mt-3 text-sm text-muted">
                {{ $article->published_at?->format('Y-m-d') }} · {{ $article->author ?: '云创芯' }}
                @if ($article->template === 'tech') <span class="ml-2 rounded bg-primary-soft px-2 py-0.5 text-xs font-medium text-primary">技术文档</span> @endif
                @if ($article->template === 'feature') <span class="ml-2 rounded bg-primary-soft px-2 py-0.5 text-xs font-medium text-primary">专题报道</span> @endif
            </p>
            @if ($article->category)
                <p class="mt-2 text-sm text-muted">分类：{{ $article->category->name }}</p>
            @endif
            @if ($article->template === 'feature' && $article->summary)
                <p class="lead mt-5 text-base text-muted">{{ $article->summary }}</p>
            @elseif ($article->summary)
                <p class="mt-5 text-base text-muted">{{ $article->summary }}</p>
            @endif
            @if ($article->body)
                <div class="prose mt-6 text-fg">
                    {{-- 旧文（纯文本）用 nl2br 换行，新文（Quill HTML）安全渲染（已过 Purifier） --}}
                    @if (preg_match('/<[a-z][a-z0-9]*[\s>]/i', $article->body))
                        {!! $article->body !!}
                    @else
                        {!! nl2br(e($article->body)) !!}
                    @endif
                </div>
            @endif
        </article>

        @php
            // 结构化数据：Article + BreadcrumbList（审计 SEO-05 / GEO-03 作者与发布信号）
            $logoUrl = '/images/logo-dark.png';
            $articleSchema = [
                '@context' => 'https://schema.org',
                '@type' => 'Article',
                'headline' => $article->title,
                'description' => $article->seoDescription(),
                'author' => ['@type' => 'Organization', 'name' => $siteName],
                'publisher' => [
                    '@type' => 'Organization',
                    'name' => $siteName,
                    'logo' => ['@type' => 'ImageObject', 'url' => asset($logoUrl)],
                ],
                'datePublished' => $article->published_at?->toIso8601String(),
                'dateModified' => $article->updated_at?->toIso8601String(),
                'mainEntityOfPage' => ['@type' => 'WebPage', '@id' => url()->current()],
            ];
            $breadcrumbSchema = [
                '@context' => 'https://schema.org',
                '@type' => 'BreadcrumbList',
                'itemListElement' => [
                    ['@type' => 'ListItem', 'position' => 1, 'name' => '首页', 'item' => url('/')],
                    ['@type' => 'ListItem', 'position' => 2, 'name' => '技术文章', 'item' => route('articles.index')],
                    ['@type' => 'ListItem', 'position' => 3, 'name' => $article->title, 'item' => url()->current()],
                ],
            ];
        @endphp
        <script type="application/ld+json">{!! json_encode($articleSchema, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES | JSON_HEX_TAG) !!}</script>
        <script type="application/ld+json">{!! json_encode($breadcrumbSchema, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES | JSON_HEX_TAG) !!}</script>

        <div class="mt-6">
            <a href="{{ route('articles.index') }}" class="inline-flex items-center gap-1.5 text-sm font-medium text-primary hover:text-primary-hover">
                <x-icon name="arrow" :size="16" class="rotate-180" /> 返回文章列表
            </a>
        </div>
    </div>
</section>
@endsection