@extends('layouts.vending')

@section('title', 'Slot bearbeiten')

@section('content')
<div class="max-w-4xl mx-auto px-4">
    <div class="mb-8">
        <div class="flex items-center space-x-4 mb-4">
            <a href="{{ route('slots.index') }}" class="text-blue-600 hover:text-blue-800">
                ← Zurück zur Übersicht
            </a>
        </div>
        <h1 class="text-3xl font-bold text-gray-900">Slot {{ $slot->slot_number }} bearbeiten</h1>
        <p class="text-gray-600 mt-2">{{ $slot->vendingMachine->name }} - Slot-Konfiguration bearbeiten</p>
    </div>

    <form action="{{ route('slots.update', $slot) }}" method="POST" class="space-y-8">
        @csrf
        @method('PUT')

        <!-- Grundinformationen -->
        <div class="bg-white shadow rounded-lg p-6">
            <h2 class="text-xl font-semibold text-gray-900 mb-6 border-b border-gray-200 pb-2">
                Slot-Konfiguration
            </h2>
            
            <div class="grid grid-cols-1 md:grid-cols-2 gap-6">
                <div>
                    <label for="vending_machine_id" class="block text-sm font-medium text-gray-700 mb-2">
                        Automat *
                    </label>
                    <select id="vending_machine_id" name="vending_machine_id" required
                            class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-purple-500 @error('vending_machine_id') border-red-500 @enderror">
                        <option value="">Automat auswählen</option>
                        @foreach($vendingMachines as $machine)
                            <option value="{{ $machine->id }}" {{ old('vending_machine_id', $slot->vending_machine_id) == $machine->id ? 'selected' : '' }}>
                                {{ $machine->name }} ({{ $machine->location }})
                            </option>
                        @endforeach
                    </select>
                    @error('vending_machine_id')
                        <p class="mt-1 text-sm text-red-600">{{ $message }}</p>
                    @enderror
                </div>

                <div>
                    <label for="slot_number" class="block text-sm font-medium text-gray-700 mb-2">
                        Slot-Nummer *
                    </label>
                    <input type="text" id="slot_number" name="slot_number" value="{{ old('slot_number', $slot->slot_number) }}" required
                           placeholder="z.B. 10, 11, A1, B2"
                           class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-purple-500 @error('slot_number') border-red-500 @enderror">
                    @error('slot_number')
                        <p class="mt-1 text-sm text-red-600">{{ $message }}</p>
                    @enderror
                    <p class="text-xs text-gray-500 mt-1">Eindeutige Nummer für diesen Slot im Automaten</p>
                </div>

                <div>
                    <label for="position" class="block text-sm font-medium text-gray-700 mb-2">
                        Position
                    </label>
                    <input type="text" id="position" name="position" value="{{ old('position', $slot->position) }}"
                           placeholder="z.B. Reihe 2, Spalte 1 oder Oben Links"
                           class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-purple-500 @error('position') border-red-500 @enderror">
                    @error('position')
                        <p class="mt-1 text-sm text-red-600">{{ $message }}</p>
                    @enderror
                    <p class="text-xs text-gray-500 mt-1">Beschreibung der Position im Automaten (maximal 100 Zeichen)</p>
                </div>

                <div>
                    <label for="capacity" class="block text-sm font-medium text-gray-700 mb-2">
                        Kapazität *
                    </label>
                    <input type="number" id="capacity" name="capacity" value="{{ old('capacity', $slot->capacity) }}" min="1" max="50" required
                           class="w-full px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-purple-500 @error('capacity') border-red-500 @enderror">
                    @error('capacity')
                        <p class="mt-1 text-sm text-red-600">{{ $message }}</p>
                    @enderror
                    <p class="text-xs text-gray-500 mt-1">Maximale Anzahl Produkte in diesem Slot (1-50)</p>
                </div>

                <div class="md:col-span-2">
                    <label class="flex items-center">
                        <input type="checkbox" name="is_active" id="is_active" value="1" 
                               class="h-4 w-4 text-purple-600 focus:ring-purple-500 border-gray-300 rounded" 
                               {{ old('is_active', $slot->is_active) ? 'checked' : '' }}>
                        <span class="ml-2 text-sm text-gray-700">Slot ist aktiv</span>
                    </label>
                    <p class="text-xs text-gray-500 mt-1">Nur aktive Slots können Produkte enthalten</p>
                </div>
            </div>
        </div>

        <!-- Aktuelle Produkt-Zuordnung -->
        @if($slot->products->count() > 0)
        <div class="bg-white shadow rounded-lg p-6">
            <h2 class="text-xl font-semibold text-gray-900 mb-6 border-b border-gray-200 pb-2">
                Aktuelle Produkt-Zuordnung
            </h2>
            
            @foreach($slot->products as $product)
                <div class="flex items-center justify-between p-4 bg-blue-50 border border-blue-200 rounded-lg">
                    <div class="flex items-center">
                        @if($product->image)
                            <img class="h-12 w-12 rounded object-cover mr-4" src="{{ asset('storage/' . $product->image) }}" alt="{{ $product->name }}">
                        @else
                            <div class="h-12 w-12 rounded bg-gray-200 flex items-center justify-center mr-4">
                                <span class="text-gray-400 text-xs">?</span>
                            </div>
                        @endif
                        <div>
                            <h3 class="font-semibold text-blue-900">{{ $product->name }}</h3>
                            <p class="text-blue-700 text-sm">
                                Bestand: {{ $product->pivot->quantity ?? 0 }} Stück | 
                                Preis: {{ number_format($product->pivot->current_price ?? $product->price, 2) }}€
                            </p>
                        </div>
                    </div>
                    <div class="flex space-x-2">
                        <a href="{{ route('slots.show', $slot) }}" class="text-blue-600 hover:text-blue-900 text-sm">
                            Bestand verwalten
                        </a>
                    </div>
                </div>
            @endforeach
        </div>
        @endif

        <!-- Aktionsbuttons -->
        <div class="flex justify-between items-center bg-gray-50 px-6 py-4 rounded-lg">
            <a href="{{ route('slots.index') }}" 
               class="inline-flex items-center px-4 py-2 border border-gray-300 text-sm font-medium rounded-md text-gray-700 bg-white hover:bg-gray-50">
                Abbrechen
            </a>
            
            <div class="flex space-x-3">
                <a href="{{ route('slots.show', $slot) }}" 
                   class="inline-flex items-center px-4 py-2 border border-gray-300 text-sm font-medium rounded-md text-gray-700 bg-white hover:bg-gray-50">
                    Details ansehen
                </a>
                <button type="submit" 
                        class="inline-flex items-center px-4 py-2 border border-transparent text-sm font-medium rounded-md text-white bg-purple-600 hover:bg-purple-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-purple-500">
                    Änderungen speichern
                </button>
            </div>
        </div>
    </form>
</div>
@endsection