@extends('admin.panel.layout')

@section('admin_title', 'Problemcluster')

@php
    $confColors = [
        'sehr_niedrig' => ['#fef2f2', '#b91c1c'],
        'niedrig'      => ['#fff7ed', '#c2410c'],
        'mittel'       => ['#fefce8', '#a16207'],
        'hoch'         => ['#f0fdf4', '#15803d'],
        'sehr_hoch'    => ['#eff6ff', '#1d4ed8'],
    ];
    $confLabels = [
        'sehr_niedrig' => 'sehr niedrig', 'niedrig' => 'niedrig', 'mittel' => 'mittel',
        'hoch' => 'hoch', 'sehr_hoch' => 'sehr hoch',
    ];
@endphp

@section('admin_content')
    @if (session('admin_status'))
        <div class="flash-banner flash-banner-success">{{ session('admin_status') }}</div>
    @endif
    <div class="admin-header">
        <div>
            <span class="shop-muted-label">ProblemRadar</span>
            <h1>Problemcluster</h1>
            <p class="shop-copy" style="margin-top: 12px;">
                Gruppierte Probleme mit Opportunity Score und Konfidenz. Beide Werte gehören
                zusammen: Ein hoher Score bei niedriger Konfidenz beruht auf wenigen Einreichungen.
            </p>
        </div>
        <div class="admin-toolbar">
            <a href="{{ route('admin.problemradar.tags') }}" class="shop-button-light">Tags</a>
            <a href="{{ route('admin.problemradar.dashboard') }}" class="shop-button-light">Übersicht</a>
        </div>
    </div>

    <div class="admin-panel">
        <div class="admin-table-wrap">
            <table class="admin-table">
                <thead>
                    <tr>
                        <th>Cluster</th>
                        <th>Einreichungen (n)</th>
                        <th>Opportunity Score</th>
                        <th>Konfidenz</th>
                        <th>Zuletzt gesehen</th>
                        <th>KI</th>
                    </tr>
                </thead>
                <tbody>
                    @forelse ($clusters as $cluster)
                        @php($cl = $cluster->confidence_level)
                        @php($colors = $confColors[$cl] ?? ['#f1f5f9', '#475569'])
                        <tr>
                            <td>
                                <strong>{{ $cluster->name }}</strong>
                                @if ($cluster->description)
                                    <div class="shop-note">{{ \Illuminate\Support\Str::limit($cluster->description, 90) }}</div>
                                @endif
                            </td>
                            <td><span class="admin-badge">{{ $cluster->submission_count }}</span></td>
                            <td>
                                <strong style="font-size:1.1rem;">{{ $cluster->opportunity_score ?? '—' }}</strong>
                                <span class="shop-note">/ 100</span>
                            </td>
                            <td>
                                <span class="admin-badge" style="background:{{ $colors[0] }}; color:{{ $colors[1] }};">
                                    {{ $confLabels[$cl] ?? ($cl ?? '—') }}
                                </span>
                            </td>
                            <td><span class="shop-note">{{ optional($cluster->last_seen_at)->format('d.m.Y') ?: '—' }}</span></td>
                            <td>
                                <form method="POST" action="{{ route('admin.problemradar.ai.cluster', $cluster->id) }}">
                                    @csrf
                                    <button type="submit" class="shop-button-light">Namens-Vorschlag</button>
                                </form>
                            </td>
                        </tr>
                    @empty
                        <tr>
                            <td colspan="6">
                                <div class="shop-note">
                                    Noch keine Cluster. Führe <code>php artisan problemradar:cluster</code> aus,
                                    sobald Einreichungen vorliegen.
                                </div>
                            </td>
                        </tr>
                    @endforelse
                </tbody>
            </table>
        </div>

        @if (method_exists($clusters, 'links'))
            <div style="margin-top: 20px;">{{ $clusters->links() }}</div>
        @endif
    </div>
@endsection