@extends('admin.layouts.app')

@section('title', 'POS Products')

@section('content')
<div class="mb-6 flex justify-between items-center">
    <div>
        <h1 class="text-2xl font-bold text-gray-800">POS Products</h1>
        <p class="text-gray-500 text-sm mt-1">Manage products for Point of Sale</p>
    </div>
    <button onclick="openProductModal()" class="bg-gold hover:bg-gold-dark text-white px-4 py-2 rounded-lg">
        <i class="fas fa-plus mr-2"></i>Add Product
    </button>
</div>

<div class="bg-white rounded-lg shadow p-6 mb-6">
    <form method="GET" class="flex flex-wrap gap-4 items-end">
        <div class="w-48">
            <label class="block text-sm text-gray-600 mb-1">Outlet</label>
            <select name="outlet_id" class="w-full border rounded-lg px-3 py-2 focus:outline-none focus:ring-2 focus:ring-gold" onchange="this.form.submit()">
                @foreach($outlets as $outlet)
                <option value="{{ $outlet->id }}" {{ request('outlet_id') == $outlet->id || ($outlet->id == $outlet?->id) ? 'selected' : '' }}>
                    {{ $outlet->name }}
                </option>
                @endforeach
            </select>
        </div>
        <div class="flex-1 min-w-[200px]">
            <label class="block text-sm text-gray-600 mb-1">Search</label>
            <input type="text" name="search" value="{{ request('search') }}" placeholder="Search products..."
                   class="w-full border rounded-lg px-3 py-2 focus:outline-none focus:ring-2 focus:ring-gold">
        </div>
        <button type="submit" class="bg-navy text-white px-4 py-2 rounded-lg hover:bg-navy-light">
            <i class="fas fa-search mr-2"></i>Search
        </button>
    </form>
</div>

<div class="bg-white rounded-lg shadow overflow-hidden">
    <table class="w-full">
        <thead class="bg-gray-50">
            <tr>
                <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase">Product</th>
                <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase">Outlet</th>
                <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase">Category</th>
                <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase">Price</th>
                <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase">Stock</th>
                <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase">Inventory Link</th>
                <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase">Actions</th>
            </tr>
        </thead>
        <tbody class="divide-y divide-gray-200">
            @forelse($products as $product)
            <tr class="hover:bg-gray-50">
                <td class="px-6 py-4">
                    <div class="font-medium text-gray-800">{{ $product->name }}</div>
                    @if($product->sku)
                    <div class="text-sm text-gray-500">SKU: {{ $product->sku }}</div>
                    @endif
                </td>
                <td class="px-6 py-4 text-sm text-gray-600">
                    <span class="bg-blue-100 text-blue-800 text-xs font-medium px-2 py-1 rounded">
                        {{ $product->outlet->name ?? '-' }}
                    </span>
                </td>
                <td class="px-6 py-4 text-sm text-gray-600">{{ $product->category ?? '-' }}</td>
                <td class="px-6 py-4 text-sm font-medium text-gray-800">₦{{ number_format($product->price, 2) }}</td>
                <td class="px-6 py-4">
                    @if($product->track_stock)
                        @if($product->getCurrentStock() <= $product->low_stock_threshold)
                        <span class="bg-red-100 text-red-800 text-xs font-medium px-2 py-1 rounded">
                            {{ $product->getCurrentStock() }}
                        </span>
                        @else
                        <span class="bg-green-100 text-green-800 text-xs font-medium px-2 py-1 rounded">
                            {{ $product->getCurrentStock() }}
                        </span>
                        @endif
                    @else
                    <span class="text-gray-400 text-sm">No tracking</span>
                    @endif
                </td>
                <td class="px-6 py-4">
                    @if($product->inventoryItem)
                    <span class="bg-purple-100 text-purple-800 text-xs font-medium px-2 py-1 rounded">
                        <i class="fas fa-link mr-1"></i>{{ Str::limit($product->inventoryItem->name, 15) }}
                    </span>
                    @else
                    <span class="text-gray-400 text-sm">Not linked</span>
                    @endif
                </td>
                <td class="px-6 py-4">
                    <div class="flex space-x-2">
                        <button onclick="editProduct({{ $product->id }}, '{{ addslashes($product->name) }}', {{ $product->price }}, '{{ addslashes($product->category ?? '') }}', '{{ addslashes($product->sku ?? '') }}', {{ $product->inventory_item_id ?? 'null' }}, {{ $product->low_stock_threshold }}, '{{ addslashes($product->description ?? '') }}', {{ $product->track_stock ? 'true' : 'false' }})"
                                class="text-blue-600 hover:text-blue-800 text-sm" title="Edit">
                            <i class="fas fa-edit"></i>
                        </button>
                        <form action="{{ route('admin.inventory.pos-products.destroy', $product) }}" method="POST" class="inline"
                              onsubmit="return confirm('Are you sure you want to delete this product?')">
                            @csrf
                            @method('DELETE')
                            <button type="submit" class="text-red-600 hover:text-red-800 text-sm" title="Delete">
                                <i class="fas fa-trash"></i>
                            </button>
                        </form>
                    </div>
                </td>
            </tr>
            @empty
            <tr>
                <td colspan="7" class="px-6 py-8 text-center text-gray-500">
                    <i class="fas fa-shopping-bag text-4xl mb-3"></i>
                    <p>No products found for this outlet.</p>
                </td>
            </tr>
            @endforelse
        </tbody>
    </table>
</div>

<div class="mt-4">
    {{ $products->withQueryString()->links() }}
</div>

<div id="productModal" class="fixed inset-0 bg-black bg-opacity-50 hidden z-50 flex items-center justify-center">
    <div class="bg-white rounded-lg p-6 w-full max-w-lg max-h-[90vh] overflow-y-auto">
        <h3 class="text-lg font-bold mb-4" id="modalTitle">Add POS Product</h3>
        <form action="{{ route('admin.inventory.pos-products.store') }}" method="POST" id="productForm">
            @csrf
            <input type="hidden" name="_method" id="formMethod" value="POST">
            <input type="hidden" name="outlet_id" value="{{ $outlet?->id ?? old('outlet_id') }}">
            
            <div class="grid grid-cols-2 gap-4">
                <div class="col-span-2">
                    <label class="block text-sm font-medium text-gray-700 mb-1">Product Name *</label>
                    <input type="text" name="name" id="productName" required
                           class="w-full border rounded-lg px-3 py-2 focus:outline-none focus:ring-2 focus:ring-gold">
                </div>

                <div>
                    <label class="block text-sm font-medium text-gray-700 mb-1">Price (₦) *</label>
                    <input type="number" name="price" id="productPrice" min="0" step="0.01" required
                           class="w-full border rounded-lg px-3 py-2 focus:outline-none focus:ring-2 focus:ring-gold">
                </div>

                <div>
                    <label class="block text-sm font-medium text-gray-700 mb-1">Category</label>
                    <input type="text" name="category" id="productCategory" placeholder="e.g., Beverages, Food"
                           class="w-full border rounded-lg px-3 py-2 focus:outline-none focus:ring-2 focus:ring-gold">
                </div>

                <div>
                    <label class="block text-sm font-medium text-gray-700 mb-1">SKU</label>
                    <input type="text" name="sku" id="productSku"
                           class="w-full border rounded-lg px-3 py-2 focus:outline-none focus:ring-2 focus:ring-gold">
                </div>

                <div>
                    <label class="block text-sm font-medium text-gray-700 mb-1">Low Stock Alert</label>
                    <input type="number" name="low_stock_threshold" id="productThreshold" min="0" value="10"
                           class="w-full border rounded-lg px-3 py-2 focus:outline-none focus:ring-2 focus:ring-gold">
                </div>

                <div class="col-span-2">
                    <label class="block text-sm font-medium text-gray-700 mb-1">Link to Inventory Item</label>
                    <select name="inventory_item_id" id="productInventory" class="w-full border rounded-lg px-3 py-2 focus:outline-none focus:ring-2 focus:ring-gold">
                        <option value="">-- Select Inventory Item --</option>
                        @foreach($inventoryItems as $item)
                        <option value="{{ $item->id }}">{{ $item->name }} ({{ $item->current_stock }} {{ $item->unit }} available)</option>
                        @endforeach
                    </select>
                    <p class="text-xs text-gray-500 mt-1">Link to auto-deduct stock from inventory on sale</p>
                </div>

                <div class="col-span-2">
                    <label class="block text-sm font-medium text-gray-700 mb-1">Description</label>
                    <textarea name="description" id="productDescription" rows="2"
                              class="w-full border rounded-lg px-3 py-2 focus:outline-none focus:ring-2 focus:ring-gold"></textarea>
                </div>

                <div class="col-span-2 flex items-center space-x-4">
                    <label class="flex items-center">
                        <input type="checkbox" name="track_stock" id="productTrackStock" value="1" checked class="w-4 h-4 text-gold border-gray-300 rounded focus:ring-gold">
                        <span class="ml-2 text-sm text-gray-700">Track Stock</span>
                    </label>
                    <label class="flex items-center">
                        <input type="checkbox" name="is_active" id="productIsActive" value="1" checked class="w-4 h-4 text-gold border-gray-300 rounded focus:ring-gold">
                        <span class="ml-2 text-sm text-gray-700">Active</span>
                    </label>
                </div>
            </div>

            <div class="flex justify-end space-x-3 mt-6">
                <button type="button" onclick="closeProductModal()" class="px-4 py-2 bg-gray-200 rounded-lg hover:bg-gray-300">Cancel</button>
                <button type="submit" class="px-4 py-2 bg-gold text-white rounded-lg hover:bg-gold-dark">Save Product</button>
            </div>
        </form>
    </div>
</div>

@push('scripts')
<script>
function openProductModal() {
    document.getElementById('modalTitle').textContent = 'Add POS Product';
    document.getElementById('productForm').action = '{{ route('admin.inventory.pos-products.store') }}';
    document.getElementById('formMethod').value = 'POST';
    document.getElementById('productName').value = '';
    document.getElementById('productPrice').value = '';
    document.getElementById('productCategory').value = '';
    document.getElementById('productSku').value = '';
    document.getElementById('productThreshold').value = '10';
    document.getElementById('productInventory').value = '';
    document.getElementById('productDescription').value = '';
    document.getElementById('productTrackStock').checked = true;
    document.getElementById('productIsActive').checked = true;
    document.getElementById('productModal').classList.remove('hidden');
}

function editProduct(id, name, price, category, sku, inventoryId, threshold, description, trackStock) {
    document.getElementById('modalTitle').textContent = 'Edit POS Product';
    document.getElementById('productForm').action = '/admin/inventory/pos-products/' + id;
    document.getElementById('formMethod').value = 'PUT';
    document.getElementById('productName').value = name;
    document.getElementById('productPrice').value = price;
    document.getElementById('productCategory').value = category;
    document.getElementById('productSku').value = sku;
    document.getElementById('productThreshold').value = threshold;
    document.getElementById('productInventory').value = inventoryId || '';
    document.getElementById('productDescription').value = description;
    document.getElementById('productTrackStock').checked = trackStock;
    document.getElementById('productModal').classList.remove('hidden');
}

function closeProductModal() {
    document.getElementById('productModal').classList.add('hidden');
}

document.getElementById('productModal').addEventListener('click', function(e) {
    if (e.target === this) closeProductModal();
});
</script>
@endpush
@endsection