@extends('layouts.app')

@section('content')
    <h1 class="mb-4">External News Monitor</h1>

    <p class="text-muted">Monitor and quickly access the latest headlines collected from partner and regional newsrooms.</p>

    <div class="mb-3" style="display:flex; flex-wrap:wrap; gap:0.75rem; align-items:flex-end;">
        <form method="GET" action="{{ route('admin.news-monitor.index') }}" style="display:flex; gap:0.5rem; align-items:flex-end;">
            <div>
                <label for="sort" class="form-label">Sort by date</label>
                <select id="sort" name="sort" class="form-control" onchange="this.form.submit()">
                    <option value="desc" @selected($sort === 'desc')>Newest first</option>
                    <option value="asc" @selected($sort === 'asc')>Oldest first</option>
                </select>
            </div>
            <noscript>
                <button type="submit" class="button button-secondary">Apply</button>
            </noscript>
        </form>
        <form method="POST" action="{{ route('admin.news-monitor.refresh') }}">
            @csrf
            <button type="submit" class="button button-primary">Refresh sources now</button>
        </form>
        <form
            method="POST"
            action="{{ route('admin.news-monitor.clear') }}"
            onsubmit="return confirm('Are you sure you want to clear all monitored articles? This action cannot be undone.');"
        >
            @csrf
            <button type="submit" class="button button-secondary">Clear monitor queue</button>
        </form>
    </div>

    <p class="text-muted" style="max-width:40rem;">
        Manual refreshes queue metadata fetches for newly discovered links. The background worker listening on the
        <code>monitor-metadata</code> queue runs automatically, so metadata is fetched as soon as jobs are dispatched.
    </p>

    @if(session('status'))
        <div class="alert alert-{{ session('status-type', 'success') }}">{{ session('status') }}</div>
    @endif

    @if($lastFetchedAt)
        <p class="text-muted">Last automatic refresh completed {{ $lastFetchedAt->diffForHumans() }} ({{ $lastFetchedAt->format('Y-m-d H:i') }}).</p>
    @else
        <p class="text-muted">No external articles have been collected yet.</p>
    @endif

    <div class="monitor-tree">
        @forelse($sources as $region)
            @php
                $regionSourceCount = $region['sources']->count();
                $regionSourceLabel = \Illuminate\Support\Str::plural('source', $regionSourceCount);
                $regionLinkLabel = \Illuminate\Support\Str::plural('link', $region['article_count']);
                $regionScrapedLabel = \Illuminate\Support\Str::plural('scraped article', $region['scraped_count']);
            @endphp
            <details class="monitor-region" {{ $region['article_count'] > 0 ? 'open' : '' }}>
                <summary>
                    <strong>{{ $region['label'] }}</strong>
                    <span class="text-muted">
                        ({{ $region['article_count'] }} {{ $regionLinkLabel }}{{ $regionSourceCount ? ', '.$regionSourceCount.' '.$regionSourceLabel : '' }}, {{ $region['scraped_count'] }} {{ $regionScrapedLabel }})
                    </span>
                </summary>

                <div class="monitor-region-body">
                    @foreach($region['sources'] as $source)
                        @php
                            $sourceLinkCount = $source['articles']->count();
                            $sourceLinkLabel = \Illuminate\Support\Str::plural('link', $sourceLinkCount);
                            $sourceScrapedCount = $source['scraped_count'];
                            $sourceScrapedLabel = \Illuminate\Support\Str::plural('scraped article', $sourceScrapedCount);
                        @endphp
                        <details class="monitor-source" {{ $source['articles']->isNotEmpty() ? 'open' : '' }}>
                            <summary>
                                <strong>{{ $source['name'] }}</strong>
                                <span class="text-muted">({{ $sourceLinkCount }} {{ $sourceLinkLabel }}, {{ $sourceScrapedCount }} {{ $sourceScrapedLabel }})</span>
                            </summary>
                            <div class="monitor-source-actions">
                                <a href="{{ $source['url'] }}" target="_blank" rel="noopener" class="button button-link">Visit homepage</a>
                            </div>

                            @if($source['articles']->isEmpty())
                                <p class="text-muted">No articles collected yet.</p>
                            @else
                                @foreach($source['dates'] as $date => $items)
                                    @php
                                        $dateHeading = $date !== 'unknown'
                                            ? \Illuminate\Support\Carbon::parse($date)->translatedFormat('F j, Y')
                                            : 'Unknown date';
                                        $dateLinkLabel = \Illuminate\Support\Str::plural('link', $items->count());
                                    @endphp
                                    <details class="monitor-date" open>
                                        <summary>{{ $dateHeading }} <span class="text-muted">({{ $items->count() }} {{ $dateLinkLabel }})</span></summary>
                                        <ul class="monitor-links">
                                            @foreach($items as $article)
                                                @php
                                                    $badgeVariant = $article->fetch_status_variant;
                                                    $badgeClasses = [
                                                        'success' => 'badge-success',
                                                        'info' => 'badge-info',
                                                        'warning' => 'badge-warning',
                                                        'danger' => 'badge-danger',
                                                        'secondary' => 'badge-secondary',
                                                    ];
                                                    $badgeClass = $badgeClasses[$badgeVariant] ?? $badgeClasses['secondary'];
                                                @endphp
                                                <li class="monitor-link">
                                                    <div class="monitor-link-body">
                                                        <div class="monitor-link-header">
                                                            <a href="{{ $article->url }}" target="_blank" rel="noopener">
                                                                {{ $article->display_title }}
                                                            </a>
                                                            <span class="badge {{ $badgeClass }}">{{ $article->fetch_status_label }}</span>
                                                            <span class="text-muted">&middot; {{ $article->fetched_at?->format('H:i') }}</span>
                                                        </div>
                                                        @if($article->display_excerpt)
                                                            <p class="monitor-link-excerpt text-muted">{{ $article->display_excerpt }}</p>
                                                        @endif
                                                    </div>
                                                    <div class="monitor-link-actions">
                                                        <a
                                                            href="{{ route('admin.news.create', ['monitored' => $article->id]) }}"
                                                            class="button button-secondary"
                                                            aria-label="Create newsroom article from {{ $article->display_title }}"
                                                        >
                                                            Use in newsroom
                                                        </a>
                                                    </div>
                                                </li>
                                            @endforeach
                                        </ul>
                                    </details>
                                @endforeach
                            @endif
                        </details>
                    @endforeach
                </div>
            </details>
        @empty
            <p>No sources configured.</p>
        @endforelse
    </div>
@endsection

@push('styles')
    <style>
        .monitor-tree > .monitor-region {
            border: 1px solid #e5e7eb;
            border-radius: 0.5rem;
            padding: 0.75rem 1rem;
            margin-bottom: 1.25rem;
            background-color: #fdfdfd;
        }

        .monitor-region > summary,
        .monitor-source > summary,
        .monitor-date > summary {
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .monitor-region > summary {
            font-weight: 600;
        }

        .monitor-region-body {
            margin-top: 0.75rem;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

        .monitor-region .monitor-source {
            border: 1px solid #e5e7eb;
            border-radius: 0.5rem;
            padding: 0.75rem 1rem;
            background-color: #ffffff;
        }

        .monitor-source > summary {
            font-weight: 600;
        }

        .monitor-source-actions {
            margin: 0.5rem 0 0.75rem;
        }

        .monitor-date {
            background-color: #ffffff;
        }

        .monitor-date > summary {
            font-weight: 500;
        }

        .monitor-links {
            list-style: none;
            padding-left: 1rem;
            margin-top: 0.5rem;
        }

        .monitor-links li {
            margin-bottom: 0.5rem;
            padding: 0.5rem 0;
            border-bottom: 1px solid #eef2f7;
        }

        .monitor-link {
            display: flex;
            flex-wrap: wrap;
            align-items: stretch;
            justify-content: space-between;
            gap: 0.75rem;
        }

        .monitor-link-body {
            flex: 1 1 16rem;
            min-width: 16rem;
        }

        .monitor-link-actions {
            display: flex;
            align-items: center;
        }

        .monitor-link-actions .button {
            white-space: nowrap;
        }

        .monitor-links a {
            text-decoration: none;
            font-weight: 500;
        }

        .monitor-links a:hover {
            text-decoration: underline;
        }

        .monitor-link:last-child {
            border-bottom: none;
        }

        .monitor-link-header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.5rem;
        }

        .monitor-link-excerpt {
            margin: 0.35rem 0 0;
            font-size: 0.9rem;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            border-radius: 999px;
            padding: 0.1rem 0.5rem;
            font-size: 0.75rem;
            font-weight: 600;
        }

        .badge-success {
            background-color: #dcfce7;
            color: #166534;
        }

        .badge-info {
            background-color: #e0f2fe;
            color: #0c4a6e;
        }

        .badge-warning {
            background-color: #fef3c7;
            color: #92400e;
        }

        .badge-danger {
            background-color: #fee2e2;
            color: #991b1b;
        }

        .badge-secondary {
            background-color: #e2e8f0;
            color: #1e293b;
        }
    </style>
@endpush