@extends('layouts.app')
@section('title', 'Products & Services')
@section('page-title', 'Products & Services')

@section('content')
<div class="space-y-5">

    {{-- Header --}}
    <div class="flex flex-col sm:flex-row sm:items-center justify-between gap-4">
        <div>
            <p class="text-sm text-gray-500">Manage your product catalog and pricing</p>
        </div>
        <a href="{{ route('products.create') }}" class="btn-primary">
            <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 4v16m8-8H4"/></svg>
            Add Product
        </a>
    </div>

    {{-- Filters --}}
    <form method="GET" class="card p-4">
        <div class="flex flex-wrap gap-3">
            <input type="text" name="search" value="{{ request('search') }}"
                   placeholder="Search name, SKU, HSN..."
                   class="form-input flex-1 min-w-48 px-3 py-2 border border-gray-300 rounded-lg text-sm">
            <select name="category_id" class="form-input w-40 px-3 py-2 border border-gray-300 rounded-lg text-sm">
                <option value="">All Categories</option>
                @foreach($categories as $cat)
                <option value="{{ $cat->id }}" {{ request('category_id') == $cat->id ? 'selected' : '' }}>{{ $cat->name }}</option>
                @endforeach
            </select>
            <select name="type" class="form-input w-36 px-3 py-2 border border-gray-300 rounded-lg text-sm">
                <option value="">All Types</option>
                <option value="product"  {{ request('type') === 'product'  ? 'selected' : '' }}>Product</option>
                <option value="service"  {{ request('type') === 'service'  ? 'selected' : '' }}>Service</option>
            </select>
            <select name="low_stock" class="form-input w-36 px-3 py-2 border border-gray-300 rounded-lg text-sm">
                <option value="">All Stock</option>
                <option value="1" {{ request('low_stock') ? 'selected' : '' }}>⚠ Low Stock</option>
            </select>
            <button type="submit" class="btn-primary px-4 py-2">Filter</button>
            @if(request()->hasAny(['search','category_id','type','low_stock']))
            <a href="{{ route('products.index') }}" class="btn-secondary px-4 py-2">Clear</a>
            @endif
        </div>
    </form>

    {{-- Table --}}
    <div class="card p-0 overflow-hidden">
        <table class="min-w-full divide-y divide-gray-200">
            <thead class="bg-gray-50">
                <tr>
                    <th class="table-th">Product / Service</th>
                    <th class="table-th">SKU / HSN</th>
                    <th class="table-th">Category</th>
                    <th class="table-th text-right">Price (Excl. GST)</th>
                    <th class="table-th text-right">GST %</th>
                    <th class="table-th text-right">Stock</th>
                    <th class="table-th">Status</th>
                    <th class="table-th text-right">Actions</th>
                </tr>
            </thead>
            <tbody class="divide-y divide-gray-100 bg-white">
                @forelse($products as $product)
                <tr class="hover:bg-gray-50 transition-colors">
                    <td class="table-td">
                        <div class="flex items-center gap-3">
                            @if($product->image_url)
                                <img src="{{ $product->image_url }}" class="w-9 h-9 rounded-lg object-cover border border-gray-200">
                            @else
                                <div class="w-9 h-9 rounded-lg bg-indigo-50 flex items-center justify-center">
                                    <svg class="w-4 h-4 text-indigo-400" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M20 7l-8-4-8 4m16 0l-8 4m8-4v10l-8 4m0-10L4 7m8 4v10M4 7v10l8 4"/></svg>
                                </div>
                            @endif
                            <div>
                                <p class="font-medium text-gray-900">{{ $product->name }}</p>
                                <span class="text-xs {{ $product->type === 'service' ? 'text-purple-600' : 'text-blue-600' }}">
                                    {{ ucfirst($product->type) }} · {{ $product->unit }}
                                </span>
                            </div>
                        </div>
                    </td>
                    <td class="table-td text-gray-500">
                        <div>{{ $product->sku ?: '—' }}</div>
                        @if($product->hsn_sac_code)<span class="text-xs text-gray-400">HSN: {{ $product->hsn_sac_code }}</span>@endif
                    </td>
                    <td class="table-td text-gray-500">{{ $product->category?->name ?? '—' }}</td>
                    <td class="table-td text-right font-medium">₹{{ number_format($product->price_excluding_gst, 2) }}</td>
                    <td class="table-td text-right">
                        <span class="badge-blue">{{ $product->gst_rate }}%</span>
                    </td>
                    <td class="table-td text-right">
                        @if($product->type === 'service')
                            <span class="text-gray-400 text-xs">N/A</span>
                        @elseif($product->isLowStock())
                            <span class="badge-red">⚠ {{ number_format($product->stock_quantity, 2) }}</span>
                        @else
                            <span class="text-gray-700">{{ number_format($product->stock_quantity, 2) }}</span>
                        @endif
                    </td>
                    <td class="table-td">
                        @if($product->is_active)
                            <span class="badge-green">Active</span>
                        @else
                            <span class="badge-gray">Inactive</span>
                        @endif
                    </td>
                    <td class="table-td text-right">
                        <div class="flex items-center justify-end gap-2">
                            <a href="{{ route('products.edit', $product) }}" class="text-indigo-600 hover:text-indigo-800 text-xs font-medium">Edit</a>
                            <form method="POST" action="{{ route('products.destroy', $product) }}"
                                  onsubmit="return confirm('Delete this product?')">
                                @csrf @method('DELETE')
                                <button type="submit" class="text-red-500 hover:text-red-700 text-xs font-medium">Delete</button>
                            </form>
                        </div>
                    </td>
                </tr>
                @empty
                <tr>
                    <td colspan="8" class="text-center py-12 text-gray-400">
                        <svg class="w-10 h-10 mx-auto mb-3 text-gray-300" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M20 7l-8-4-8 4m16 0l-8 4m8-4v10l-8 4m0-10L4 7m8 4v10M4 7v10l8 4"/></svg>
                        <p class="font-medium">No products found</p>
                        <a href="{{ route('products.create') }}" class="text-indigo-600 text-sm mt-1 inline-block">Add your first product →</a>
                    </td>
                </tr>
                @endforelse
            </tbody>
        </table>
        @if($products->hasPages())
        <div class="px-4 py-3 border-t border-gray-100">{{ $products->links() }}</div>
        @endif
    </div>

</div>
@endsection