@extends('layouts.admin')
@section('title','Fragen')
@section('content')

{{-- Subject Tabs --}}
<div class="flex gap-1 mb-6 bg-slate-100 p-1 rounded-xl w-fit">
  @foreach($subjects as $s)
  <a href="{{ route('admin.questions.index', ['subject'=>$s->id]) }}"
     class="flex items-center gap-2 px-4 py-2 rounded-lg text-sm font-medium transition-colors
       {{ $s->id == $activeSubject->id
           ? 'bg-white text-slate-800 shadow-sm'
           : 'text-slate-500 hover:text-slate-700' }}">
    <span>{{ $s->icon }}</span>
    <span>{{ $s->name }}</span>
    <span class="text-xs {{ $s->id == $activeSubject->id ? 'text-violet-600 font-bold' : 'text-slate-400' }}">
      {{ $s->total }}
    </span>
  </a>
  @endforeach
</div>

{{-- Toolbar for active subject --}}
<div class="flex flex-wrap gap-2 items-center justify-between mb-5" x-data="{showImport:false}">
  <h2 class="font-semibold text-slate-700 text-base flex items-center gap-2">
    <span class="text-xl">{{ $activeSubject->icon }}</span> {{ $activeSubject->name }}
    <span class="text-slate-400 font-normal text-sm">({{ $questions->total() }} Fragen)</span>
  </h2>
  <div class="flex gap-2 flex-wrap">
    <a href="{{ route('admin.questions.export', ['subject'=>$activeSubject->id]) }}"
       class="flex items-center gap-1.5 bg-slate-100 hover:bg-slate-200 text-slate-700 px-3 py-2 rounded-lg text-sm font-medium">
      ⬇ Export
    </a>
    <button @click="showImport=!showImport"
            class="flex items-center gap-1.5 bg-slate-100 hover:bg-slate-200 text-slate-700 px-3 py-2 rounded-lg text-sm font-medium"
            :class="showImport && 'bg-amber-100 text-amber-700'">
      ⬆ Import
    </button>
    <a href="{{ route('admin.questions.create', ['subject'=>$activeSubject->id]) }}"
       class="bg-violet-600 hover:bg-violet-700 text-white px-4 py-2 rounded-lg text-sm font-medium">
      + Neue Frage
    </a>
  </div>

  {{-- Import panel --}}
  <div x-show="showImport" x-cloak class="w-full mt-1">
    <div class="bg-amber-50 border border-amber-200 rounded-xl p-5">
      <h3 class="font-semibold text-slate-800 mb-1">{{ $activeSubject->name }}-Fragen importieren</h3>
      <p class="text-xs text-slate-500 mb-3">
        Alle bestehenden <strong>{{ $activeSubject->name }}</strong>-Fragen werden durch den Import ersetzt.
        Andere Fächer bleiben unberührt.
      </p>
      <form method="POST" action="{{ route('admin.questions.import') }}" enctype="multipart/form-data" class="flex items-center gap-3">
        @csrf
        <input type="file" name="file" accept=".json" required
               class="flex-1 text-sm text-slate-600 file:mr-3 file:py-1.5 file:px-3 file:rounded-lg file:border-0 file:text-sm file:font-medium file:bg-violet-100 file:text-violet-700 hover:file:bg-violet-200">
        <button type="submit" class="bg-violet-600 hover:bg-violet-700 text-white px-4 py-2 rounded-lg text-sm font-medium whitespace-nowrap">
          Importieren
        </button>
      </form>
    </div>
  </div>
</div>

{{-- Questions table --}}
<div class="bg-white rounded-xl shadow-sm border border-slate-200 overflow-hidden">
  <table class="w-full text-sm">
    <thead class="bg-slate-50 border-b border-slate-200">
      <tr>
        <th class="text-left px-4 py-3 font-medium text-slate-600">Frage</th>
        <th class="text-center px-4 py-3 font-medium text-slate-600">Klasse</th>
        <th class="text-center px-4 py-3 font-medium text-slate-600">Schwierigkeit</th>
        <th class="text-center px-4 py-3 font-medium text-slate-600 hidden sm:table-cell">Aktiv</th>
        <th class="px-4 py-3"></th>
      </tr>
    </thead>
    <tbody class="divide-y divide-slate-100">
    @forelse($questions as $q)
    <tr class="hover:bg-slate-50">
      <td class="px-4 py-3 text-slate-700 max-w-xs">
        <span class="line-clamp-2">{{ $q->question_text }}</span>
      </td>
      <td class="px-4 py-3 text-center text-xs text-slate-500">{{ $q->grade ? "Kl.".$q->grade : "–" }}</td>
      <td class="px-4 py-3 text-center">{{ $q->difficultyStars() }}</td>
      <td class="px-4 py-3 text-center hidden sm:table-cell">{{ $q->active ? '✅' : '⏸️' }}</td>
      <td class="px-4 py-3 text-right whitespace-nowrap">
        <a href="{{ route('admin.questions.edit',$q) }}" class="text-violet-600 hover:underline mr-3">Bearbeiten</a>
        <form method="POST" action="{{ route('admin.questions.destroy',$q) }}" class="inline"
              onsubmit="return confirm('Frage löschen?')">
          @csrf @method('DELETE')
          <button class="text-red-500 hover:underline">Löschen</button>
        </form>
      </td>
    </tr>
    @empty
    <tr>
      <td colspan="4" class="px-4 py-10 text-center text-slate-400">
        Noch keine Fragen für {{ $activeSubject->name }}.
        <a href="{{ route('admin.questions.create', ['subject'=>$activeSubject->id]) }}" class="text-violet-600 hover:underline ml-1">Erste Frage erstellen →</a>
      </td>
    </tr>
    @endforelse
    </tbody>
  </table>
</div>
<div class="mt-4">{{ $questions->links() }}</div>

@endsection