@extends('layouts.vending')

@section('title', 'Slot-Verwaltung')

@section('content')
<div class="max-w-7xl mx-auto px-4">
    <div class="flex justify-between items-center mb-8">
        <div>
            <h1 class="text-3xl font-bold text-gray-900">Slot-Verwaltung</h1>
            <p class="text-gray-600 mt-2">Verwalten Sie Automaten-Slots und Produktzuordnungen</p>
        </div>
        <div class="flex space-x-3">
            @if(request('machine'))
                @php $machine = \App\Models\VendingMachine::find(request('machine')) @endphp
                @if($machine)
                    <a href="{{ route('vending-machines.show', $machine) }}" class="bg-gray-600 text-white px-4 py-2 rounded-lg hover:bg-gray-700">
                        ← Zurück zu {{ $machine->name }}
                    </a>
                @endif
            @endif
            <a href="{{ route('slots.create') }}" class="bg-purple-600 text-white px-4 py-2 rounded-lg hover:bg-purple-700">
                Neuer Slot
            </a>
        </div>
    </div>

    <!-- Filter -->
    <div class="bg-white shadow rounded-lg p-6 mb-6">
        <form method="GET" class="flex flex-wrap gap-4 items-end">
            <div class="flex-1 min-w-64">
                <label for="machine" class="block text-sm font-medium text-gray-700 mb-2">Automat filtern</label>
                <select name="machine" id="machine" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-purple-500">
                    <option value="">Alle Automaten</option>
                    @foreach(\App\Models\VendingMachine::all() as $machine)
                        <option value="{{ $machine->id }}" {{ request('machine') == $machine->id ? 'selected' : '' }}>
                            {{ $machine->name }} ({{ $machine->location }})
                        </option>
                    @endforeach
                </select>
            </div>
            <div class="flex-1 min-w-48">
                <label for="status" class="block text-sm font-medium text-gray-700 mb-2">Status filtern</label>
                <select name="status" id="status" class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-purple-500">
                    <option value="">Alle Slots</option>
                    <option value="occupied" {{ request('status') == 'occupied' ? 'selected' : '' }}>Belegt</option>
                    <option value="empty" {{ request('status') == 'empty' ? 'selected' : '' }}>Leer</option>
                </select>
            </div>
            <button type="submit" class="px-4 py-2 bg-purple-600 text-white rounded-md hover:bg-purple-700">
                Filtern
            </button>
            @if(request()->hasAny(['machine', 'status']))
                <a href="{{ route('slots.index') }}" class="px-4 py-2 border border-gray-300 text-gray-700 rounded-md hover:bg-gray-50">
                    Filter zurücksetzen
                </a>
            @endif
        </form>
    </div>

    @if(session('success'))
        <div class="bg-green-50 border border-green-200 text-green-700 px-4 py-3 rounded mb-6">
            {{ session('success') }}
        </div>
    @endif

    @if($slots->count() > 0)
        <div class="bg-white shadow rounded-lg overflow-hidden">
            <table class="min-w-full divide-y divide-gray-200">
                <thead class="bg-gray-50">
                    <tr>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                            Slot
                        </th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                            Automat
                        </th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                            Produkt
                        </th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                            Bestand
                        </th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                            Preis
                        </th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                            Status
                        </th>
                        <th class="px-6 py-3 text-right text-xs font-medium text-gray-500 uppercase tracking-wider">
                            Aktionen
                        </th>
                    </tr>
                </thead>
                <tbody class="bg-white divide-y divide-gray-200">
                    @foreach($slots as $slot)
                        <tr class="hover:bg-gray-50">
                            <td class="px-6 py-4 whitespace-nowrap">
                                <div class="flex items-center">
                                    <div class="flex-shrink-0 h-10 w-10">
                                        <div class="h-10 w-10 rounded bg-purple-100 flex items-center justify-center">
                                            <span class="text-purple-600 font-semibold text-sm">{{ $slot->slot_number }}</span>
                                        </div>
                                    </div>
                                </div>
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap">
                                <div class="text-sm font-medium text-gray-900">{{ $slot->vendingMachine->name }}</div>
                                <div class="text-sm text-gray-500">{{ $slot->vendingMachine->location }}</div>
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap">
                                @if($slot->products->count() > 0)
                                    @php $product = $slot->products->first() @endphp
                                    <div class="flex items-center">
                                        @if($product->image)
                                            <img class="h-8 w-8 rounded object-cover mr-3" src="{{ asset('storage/' . $product->image) }}" alt="{{ $product->name }}">
                                        @else
                                            <div class="h-8 w-8 rounded bg-gray-200 flex items-center justify-center mr-3">
                                                <span class="text-gray-400 text-xs">?</span>
                                            </div>
                                        @endif
                                        <div>
                                            <div class="text-sm font-medium text-gray-900">{{ $product->name }}</div>
                                            <div class="text-sm text-gray-500">{{ number_format($product->price, 2) }}€</div>
                                        </div>
                                    </div>
                                @else
                                    <span class="text-gray-400">Kein Produkt zugeordnet</span>
                                @endif
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap">
                                @if($slot->products->count() > 0)
                                    <span class="text-sm font-medium text-gray-900">
                                        {{ $slot->products->first()->pivot->stock_quantity ?? 0 }} Stück
                                    </span>
                                @else
                                    <span class="text-gray-400">-</span>
                                @endif
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap">
                                @if($slot->products->count() > 0)
                                    <span class="text-sm font-medium text-gray-900">
                                        {{ number_format($slot->products->first()->pivot->price ?? $slot->products->first()->price, 2) }}€
                                    </span>
                                @else
                                    <span class="text-gray-400">-</span>
                                @endif
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap">
                                @if($slot->products->count() > 0)
                                    @php $stock = $slot->products->first()->pivot->stock_quantity ?? 0 @endphp
                                    @if($stock > 5)
                                        <span class="inline-flex items-center px-2.5 py-0.5 rounded-full text-xs font-medium bg-green-100 text-green-800">
                                            Verfügbar
                                        </span>
                                    @elseif($stock > 0)
                                        <span class="inline-flex items-center px-2.5 py-0.5 rounded-full text-xs font-medium bg-yellow-100 text-yellow-800">
                                            Niedrig
                                        </span>
                                    @else
                                        <span class="inline-flex items-center px-2.5 py-0.5 rounded-full text-xs font-medium bg-red-100 text-red-800">
                                            Leer
                                        </span>
                                    @endif
                                @else
                                    <span class="inline-flex items-center px-2.5 py-0.5 rounded-full text-xs font-medium bg-gray-100 text-gray-800">
                                        Nicht belegt
                                    </span>
                                @endif
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap text-right text-sm font-medium">
                                <div class="flex justify-end space-x-2">
                                    <a href="{{ route('slots.show', $slot) }}" class="text-blue-600 hover:text-blue-900">
                                        Details
                                    </a>
                                    <a href="{{ route('slots.edit', $slot) }}" class="text-indigo-600 hover:text-indigo-900">
                                        Bearbeiten
                                    </a>
                                    <form action="{{ route('slots.destroy', $slot) }}" method="POST" class="inline" 
                                          onsubmit="return confirm('Sind Sie sicher, dass Sie diesen Slot löschen möchten?')">
                                        @csrf
                                        @method('DELETE')
                                        <button type="submit" class="text-red-600 hover:text-red-900">
                                            Löschen
                                        </button>
                                    </form>
                                </div>
                            </td>
                        </tr>
                    @endforeach
                </tbody>
            </table>
        </div>

        <div class="mt-6">
            {{ $slots->appends(request()->query())->links() }}
        </div>
    @else
        <div class="text-center py-12">
            <svg class="mx-auto h-12 w-12 text-gray-400" fill="none" viewBox="0 0 24 24" stroke="currentColor">
                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 17V7m0 10a2 2 0 01-2 2H5a2 2 0 01-2-2V7a2 2 0 012-2h2a2 2 0 012 2m0 10a2 2 0 002 2h2a2 2 0 002-2M9 7a2 2 0 012-2h2a2 2 0 012 2m0 10V7m0 10a2 2 0 002 2h2a2 2 0 002-2V7a2 2 0 00-2-2H5a2 2 0 00-2 2v10a2 2 0 002 2h2a2 2 0 002-2z"/>
            </svg>
            <h3 class="mt-2 text-sm font-medium text-gray-900">Keine Slots gefunden</h3>
            <p class="mt-1 text-sm text-gray-500">
                @if(request()->hasAny(['machine', 'status']))
                    Keine Slots entsprechen den aktuellen Filterkriterien.
                @else
                    Beginnen Sie mit der Erstellung Ihres ersten Slots.
                @endif
            </p>
            <div class="mt-6">
                <a href="{{ route('slots.create') }}" class="inline-flex items-center px-4 py-2 border border-transparent shadow-sm text-sm font-medium rounded-md text-white bg-purple-600 hover:bg-purple-700">
                    Ersten Slot erstellen
                </a>
            </div>
        </div>
    @endif
</div>
@endsection