@extends('layouts.app')

@section('title', 'Product Inventory')
@section('page_title', 'Products & Stock Inventory')

@section('content')
<div class="container-fluid p-0">
    <div class="card border-0 shadow-sm mb-4">
        <div class="card-body">
            <div class="d-flex flex-wrap justify-content-between align-items-center gap-3">
                <form action="{{ route('products.index') }}" method="GET" class="d-flex flex-wrap align-items-center gap-2 flex-grow-1">
                    <div class="input-group" style="max-width: 320px;">
                        <span class="input-group-text bg-light border-end-0"><i class="bi bi-search"></i></span>
                        <input type="text" name="search" class="form-control border-start-0" placeholder="Search product, SKU, or HSN..." value="{{ request('search') }}">
                    </div>

                    <select name="category_id" class="form-select" style="max-width: 200px;" onchange="this.form.submit()">
                        <option value="">All Categories</option>
                        @foreach($categories as $cat)
                            <option value="{{ $cat->id }}" {{ request('category_id') == $cat->id ? 'selected' : '' }}>
                                {{ $cat->name }}
                            </option>
                        @endforeach
                    </select>

                    <div class="form-check form-switch ms-2">
                        <input class="form-check-input" type="checkbox" name="low_stock" value="1" id="lowStockCheck" {{ request('low_stock') ? 'checked' : '' }} onchange="this.form.submit()">
                        <label class="form-check-label small fw-semibold text-danger" for="lowStockCheck">Low Stock Only</label>
                    </div>

                    @if(request()->hasAny(['search', 'category_id', 'low_stock']))
                        <a href="{{ route('products.index') }}" class="btn btn-outline-secondary btn-sm">Clear</a>
                    @endif
                </form>

                <div class="d-flex gap-2">
                    <a href="{{ route('products.create') }}" class="btn btn-primary">
                        <i class="bi bi-plus-lg me-1"></i> Add New Product
                    </a>
                </div>
            </div>
        </div>
    </div>

    <!-- Products Table -->
    <div class="card border-0 shadow-sm">
        <div class="card-body p-0">
            <div class="table-responsive">
                <table class="table table-hover align-middle mb-0">
                    <thead class="table-light">
                        <tr>
                            <th>Product Details</th>
                            <th>Category</th>
                            <th>HSN Code</th>
                            <th>GST Rate</th>
                            <th class="text-end">Purchase Price</th>
                            <th class="text-end">Selling Price</th>
                            <th class="text-center">Current Stock</th>
                            <th class="text-center">Stock Status</th>
                            <th class="text-end">Actions</th>
                        </tr>
                    </thead>
                    <tbody>
                        @forelse($products as $product)
                            <tr>
                                <td>
                                    <div class="fw-bold text-dark">{{ $product->name }}</div>
                                    <small class="text-muted">SKU: <span class="badge bg-light text-dark border">{{ $product->sku }}</span></small>
                                </td>
                                <td>
                                    <span class="badge bg-secondary-subtle text-secondary">{{ $product->category ? $product->category->name : 'General' }}</span>
                                </td>
                                <td>
                                    <span class="font-monospace fw-semibold">{{ $product->hsn_code }}</span>
                                </td>
                                <td>
                                    <span class="badge bg-primary-subtle text-primary">{{ number_format($product->gst_rate, 0) }}% GST</span>
                                </td>
                                <td class="text-end fw-semibold text-muted">
                                    ₹{{ number_format($product->purchase_price, 2) }}
                                </td>
                                <td class="text-end fw-bold text-dark">
                                    ₹{{ number_format($product->selling_price, 2) }}
                                </td>
                                <td class="text-center">
                                    <span class="fw-bold fs-6 {{ $product->is_low_stock ? 'text-danger' : 'text-success' }}">
                                        {{ number_format($product->current_stock, 0) }}
                                    </span>
                                    <small class="text-muted">{{ $product->unit ? $product->unit->short_code : '' }}</small>
                                </td>
                                <td class="text-center">
                                    @if($product->current_stock <= 0)
                                        <span class="badge bg-danger">Out of Stock</span>
                                    @elseif($product->is_low_stock)
                                        <span class="badge bg-warning text-dark"><i class="bi bi-exclamation-triangle"></i> Reorder</span>
                                    @else
                                        <span class="badge bg-success-subtle text-success border border-success-subtle">Healthy</span>
                                    @endif
                                </td>
                                <td class="text-end">
                                    <div class="btn-group btn-group-sm">
                                        <a href="{{ route('products.show', $product) }}" class="btn btn-outline-secondary" title="View Details & Ledger">
                                            <i class="bi bi-eye"></i>
                                        </a>
                                        <a href="{{ route('products.edit', $product) }}" class="btn btn-outline-primary" title="Edit Product">
                                            <i class="bi bi-pencil"></i>
                                        </a>
                                    </div>
                                </td>
                            </tr>
                        @empty
                            <tr>
                                <td colspan="9" class="text-center py-4 text-muted">
                                    <i class="bi bi-box-seam fs-1 d-block mb-2 text-secondary"></i>
                                    No products found matching your filters.
                                </td>
                            </tr>
                        @endforelse
                    </tbody>
                </table>
            </div>
        </div>
        @if($products->hasPages())
            <div class="card-footer bg-white border-top py-3">
                {{ $products->links() }}
            </div>
        @endif
    </div>
</div>
@endsection