@extends('layouts.app')

@section('title', 'Dashboard')

@section('actions')
    @can(\App\Enums\Permission::SCAN_CREATE)
        <a href="{{ route('scans.create') }}" class="btn btn-primary btn-sm">Scan erstellen</a>
    @endcan
@endsection

@section('content')

    {{-- --------------------------------------------------------- Kennzahlen --}}
    <section class="grid grid-4">
        <div class="stat {{ $runningScans->isEmpty() ? '' : 'warn' }}">
            <div class="label">Laufende Scans</div>
            <div class="value">{{ $runningScans->count() }}</div>
            <div class="hint">Limit: {{ config('barox.limits.max_parallel_jobs') }} gleichzeitig</div>
        </div>
        <div class="stat {{ $pendingApprovals > 0 ? 'warn' : '' }}">
            <div class="label">Offene Freigaben</div>
            <div class="value">{{ $pendingApprovals }}</div>
            <div class="hint">Aggressive Profile benötigen eine Freigabe</div>
        </div>
        <div class="stat {{ $autoAbortedCount > 0 ? 'danger' : 'ok' }}">
            <div class="label">Autom. Abbrüche (30 Tage)</div>
            <div class="value">{{ $autoAbortedCount }}</div>
            <div class="hint">Durch Grenzwertverletzung gestoppt</div>
        </div>
        <div class="stat {{ $criticalFindings->isEmpty() ? 'ok' : 'danger' }}">
            <div class="label">Kritische Findings</div>
            <div class="value">{{ $criticalFindings->count() }}</div>
            <div class="hint">Offen, Schweregrad hoch oder kritisch</div>
        </div>
    </section>

    {{-- ------------------------------------------------------ Laufende Scans --}}
    <section class="panel" id="running-scans" data-poll-url="{{ route('api.status.overview') }}">
        <div class="panel-head">
            <h2>Laufende Scans</h2>
            <div class="actions"><span class="muted small" id="poll-indicator">Aktualisiert alle 5 s</span></div>
        </div>

        @if ($runningScans->isEmpty())
            <div class="empty">Derzeit läuft kein Scan.</div>
        @else
            <div class="table-wrap">
                <table class="data">
                    <thead>
                    <tr>
                        <th>Scan</th><th>Profil</th><th>Phase</th><th>Fortschritt</th>
                        <th>Ziele</th><th>CPU</th><th>Latenz</th><th>Verlust</th>
                        <th>HTTPS</th><th>SNMP</th><th></th>
                    </tr>
                    </thead>
                    <tbody>
                    @foreach ($runningScans as $scan)
                        @php $metrics = $latestMetrics->where('scan_job_id', $scan->id); @endphp
                        <tr>
                            <td>
                                <a href="{{ route('scans.show', $scan) }}"><strong>{{ $scan->name }}</strong></a><br>
                                <span class="muted small">{{ $scan->project->customer->name }} · {{ $scan->creator?->name }}</span>
                            </td>
                            <td>{{ $scan->profile->name }}</td>
                            <td><span class="badge {{ $scan->status->badgeClass() }}">{{ $scan->current_stage ?: $scan->status->label() }}</span></td>
                            <td style="min-width:120px;">
                                <div class="progress"><span style="width: {{ (int) $scan->progress_percent }}%"></span></div>
                                <span class="muted small">{{ (int) $scan->progress_percent }} %</span>
                            </td>
                            <td class="num">{{ $scan->targets_completed }} / {{ $scan->targets_total }}</td>
                            <td class="num">{{ $metrics->max('cpu_percent') !== null ? number_format((float) $metrics->max('cpu_percent'), 0).' %' : '–' }}</td>
                            <td class="num">{{ $metrics->max('icmp_rtt_avg_ms') !== null ? number_format((float) $metrics->max('icmp_rtt_avg_ms'), 0).' ms' : '–' }}</td>
                            <td class="num">{{ $metrics->max('icmp_packet_loss_percent') !== null ? number_format((float) $metrics->max('icmp_packet_loss_percent'), 0).' %' : '–' }}</td>
                            <td>
                                @if ($metrics->contains('http_reachable', false))
                                    <span class="badge badge-critical">Ausfall</span>
                                @elseif ($metrics->contains('http_reachable', true))
                                    <span class="badge badge-ok">OK</span>
                                @else <span class="muted">–</span>@endif
                            </td>
                            <td>
                                @if ($metrics->contains('snmp_reachable', false))
                                    <span class="badge badge-critical">Ausfall</span>
                                @elseif ($metrics->contains('snmp_reachable', true))
                                    <span class="badge badge-ok">OK</span>
                                @else <span class="muted">–</span>@endif
                            </td>
                            <td class="right">
                                @can('abort', $scan)
                                    <form method="POST" action="{{ route('scans.abort', $scan) }}"
                                          data-confirm="Diesen Scan wirklich abbrechen?">
                                        @csrf
                                        <button class="btn btn-danger btn-sm" type="submit">Abbrechen</button>
                                    </form>
                                @endcan
                            </td>
                        </tr>
                    @endforeach
                    </tbody>
                </table>
            </div>
        @endif
    </section>

    <section class="grid grid-2">
        {{-- ------------------------------------------------ Offene Vorfälle --}}
        <div class="panel">
            <div class="panel-head"><h2>Offene Auffälligkeiten</h2></div>
            @if ($openIncidents->isEmpty())
                <div class="empty">Keine offenen Auffälligkeiten.</div>
            @else
                <div class="table-wrap">
                    <table class="data">
                        <thead><tr><th>Gerät</th><th>Typ</th><th>Beschreibung</th><th>Seit</th></tr></thead>
                        <tbody>
                        @foreach ($openIncidents as $incident)
                            <tr>
                                <td>{{ $incident->switch?->hostname ?? '–' }}</td>
                                <td>
                                    <span class="badge {{ $incident->severity === 'critical' ? 'badge-critical' : 'badge-warning' }}">
                                        {{ $incident->type }}
                                    </span>
                                </td>
                                <td class="small">{{ $incident->summary }}</td>
                                <td class="small nowrap">{{ $incident->started_at?->format('d.m. H:i') }}</td>
                            </tr>
                        @endforeach
                        </tbody>
                    </table>
                </div>
            @endif
        </div>

        {{-- ---------------------------------------------- Kritische Findings --}}
        <div class="panel">
            <div class="panel-head">
                <h2>Kritische Findings</h2>
                <div class="actions"><a href="{{ route('findings.index') }}?open_only=1" class="btn btn-ghost btn-sm">Alle</a></div>
            </div>
            @if ($criticalFindings->isEmpty())
                <div class="empty">Keine offenen kritischen Findings.</div>
            @else
                <div class="table-wrap">
                    <table class="data">
                        <thead><tr><th>Schwere</th><th>Titel</th><th>Gerät</th><th>Status</th></tr></thead>
                        <tbody>
                        @foreach ($criticalFindings as $finding)
                            <tr>
                                <td><span class="sev-{{ $finding->severity->value }}">{{ $finding->severity->label() }}</span></td>
                                <td><a href="{{ route('findings.show', $finding) }}">{{ $finding->title }}</a></td>
                                <td class="small">{{ $finding->switch?->hostname ?? '–' }}</td>
                                <td class="small">{{ $finding->status->label() }}</td>
                            </tr>
                        @endforeach
                        </tbody>
                    </table>
                </div>
            @endif
        </div>

        {{-- --------------------------------------------------- Neustarts ------}}
        <div class="panel">
            <div class="panel-head"><h2>Zuletzt erkannte Neustarts</h2></div>
            @if ($recentReboots->isEmpty())
                <div class="empty">Keine Neustarts erkannt.</div>
            @else
                <div class="table-wrap">
                    <table class="data">
                        <thead><tr><th>Gerät</th><th>Modell</th><th>Erkannt</th></tr></thead>
                        <tbody>
                        @foreach ($recentReboots as $switch)
                            <tr>
                                <td><a href="{{ route('switches.show', $switch) }}">{{ $switch->hostname }}</a></td>
                                <td class="small">{{ $switch->modelLabel() }}</td>
                                <td class="small nowrap">{{ $switch->last_reboot_detected_at?->format('d.m.Y H:i') }}</td>
                            </tr>
                        @endforeach
                        </tbody>
                    </table>
                </div>
            @endif
        </div>

        {{-- ------------------------------------------------- Firmwarestände ---}}
        <div class="panel">
            <div class="panel-head"><h2>Abweichende Firmware</h2></div>
            @if ($outdatedFirmware->isEmpty())
                <div class="empty">Alle Geräte auf dem im Bestand höchsten Stand.</div>
            @else
                <div class="table-wrap">
                    <table class="data">
                        <thead><tr><th>Gerät</th><th>Modell</th><th>Firmware</th></tr></thead>
                        <tbody>
                        @foreach ($outdatedFirmware as $switch)
                            <tr>
                                <td><a href="{{ route('switches.show', $switch) }}">{{ $switch->hostname }}</a></td>
                                <td class="small">{{ $switch->modelLabel() }}</td>
                                <td class="small mono">{{ $switch->firmware_version }}</td>
                            </tr>
                        @endforeach
                        </tbody>
                    </table>
                </div>
            @endif
        </div>

        {{-- ------------------------------------------ Fehlgeschlagene Scans ---}}
        <div class="panel">
            <div class="panel-head"><h2>Fehlgeschlagene und abgebrochene Scans</h2></div>
            @if ($failedScans->isEmpty())
                <div class="empty">Keine Auffälligkeiten in den letzten 30 Tagen.</div>
            @else
                <div class="table-wrap">
                    <table class="data">
                        <thead><tr><th>Scan</th><th>Status</th><th>Grund</th><th>Ende</th></tr></thead>
                        <tbody>
                        @foreach ($failedScans as $scan)
                            <tr>
                                <td><a href="{{ route('scans.show', $scan) }}">{{ $scan->name }}</a></td>
                                <td><span class="badge {{ $scan->status->badgeClass() }}">{{ $scan->status->label() }}</span></td>
                                <td class="small">{{ $scan->abort_reason ?: '–' }}</td>
                                <td class="small nowrap">{{ $scan->finished_at?->format('d.m. H:i') }}</td>
                            </tr>
                        @endforeach
                        </tbody>
                    </table>
                </div>
            @endif
        </div>

        {{-- ------------------------------------------------ Wartungsfenster ---}}
        <div class="panel">
            <div class="panel-head">
                <h2>Anstehende Wartungsfenster</h2>
                <div class="actions"><a href="{{ route('windows.index') }}" class="btn btn-ghost btn-sm">Verwalten</a></div>
            </div>
            @if ($upcomingWindows->isEmpty())
                <div class="empty">Keine Fenster geplant.</div>
            @else
                <div class="table-wrap">
                    <table class="data">
                        <thead><tr><th>Fenster</th><th>Kunde</th><th>Beginn</th><th>Status</th></tr></thead>
                        <tbody>
                        @foreach ($upcomingWindows as $window)
                            <tr>
                                <td>{{ $window->name }}</td>
                                <td class="small">{{ $window->customer?->name ?? 'Alle' }}</td>
                                <td class="small nowrap">{{ $window->starts_at->format('d.m.Y H:i') }}</td>
                                <td>
                                    <span class="badge {{ $window->confirmed ? 'badge-ok' : 'badge-warning' }}">
                                        {{ $window->confirmed ? 'Bestätigt' : 'Offen' }}
                                    </span>
                                </td>
                            </tr>
                        @endforeach
                        </tbody>
                    </table>
                </div>
            @endif
        </div>
    </section>
@endsection

@push('scripts')
    <script nonce="{{ request()->attributes->get('csp_nonce') }}">
        // Kontrolliertes Polling (Apache-kompatibel, keine dauerhafte Verbindung).
        (function () {
            var container = document.getElementById('running-scans');
            if (!container) return;

            var url = container.dataset.pollUrl;
            var indicator = document.getElementById('poll-indicator');

            function refresh() {
                fetch(url, { headers: { 'Accept': 'application/json' }, credentials: 'same-origin' })
                    .then(function (response) { return response.ok ? response.json() : null; })
                    .then(function (data) {
                        if (!data) return;
                        indicator.textContent = 'Stand ' + new Date().toLocaleTimeString('de-CH');
                        // Erst neu laden, wenn sich die Zahl laufender Scans aendert.
                        var rows = container.querySelectorAll('tbody tr').length;
                        if (data.running.length !== rows) { window.location.reload(); }
                    })
                    .catch(function () { indicator.textContent = 'Aktualisierung unterbrochen'; });
            }

            setInterval(refresh, 5000);
        })();
    </script>
@endpush