@extends('layouts.admin')

@section('title', 'Inventory')
@section('page_title', 'Inventory Management')

@section('content')
<div class="row mb-4">
    <div class="col-md-12">
        <div class="d-flex gap-2 mb-3">
            <a href="{{ route('admin.inventory.index') }}" class="btn btn-primary">
                <i class="bi bi-stack"></i> All Items
            </a>
            <a href="{{ route('admin.inventory.low-stock') }}" class="btn btn-warning">
                <i class="bi bi-exclamation-triangle"></i> Low Stock Items
            </a>
        </div>
    </div>
</div>

<!-- Search Filter -->
<div class="card border-0 shadow-sm mb-4">
    <div class="card-body">
        <form method="GET" action="{{ route('admin.inventory.index') }}" class="row g-3">
            <div class="col-md-10">
                <input type="text" name="search" class="form-control" placeholder="Search by product name or SKU..." value="{{ $search }}">
            </div>
            <div class="col-md-2">
                <button type="submit" class="btn btn-primary w-100">
                    <i class="bi bi-search"></i> Search
                </button>
            </div>
            @if($search)
                <div class="col-md-12">
                    <a href="{{ route('admin.inventory.index') }}" class="btn btn-outline-secondary btn-sm">
                        <i class="bi bi-x-circle"></i> Clear Filter
                    </a>
                    <span class="text-muted ms-2">Found <strong>{{ $inventory->total() }}</strong> result(s) for "<strong>{{ $search }}</strong>"</span>
                </div>
            @endif
        </form>
    </div>
</div>

<div class="card border-0 shadow-sm">
    <div class="card-body">
        <div class="table-responsive">
            <table class="table table-hover">
                <thead class="table-light">
                    <tr>
                        <th>Product</th>
                        <th>SKU</th>
                        <th>Quantity</th>
                        <th>Reorder Level</th>
                        <th>Location</th>
                        <th>Status</th>
                        <th>Actions</th>
                    </tr>
                </thead>
                <tbody>
                    @forelse($inventory as $item)
                        <tr>
                            <td>
                                <strong>{{ $item->product->name }}</strong>
                            </td>
                            <td>{{ $item->product->sku }}</td>
                            <td>
                                @if($item->quantity > $item->reorder_level)
                                    <span class="badge bg-success">{{ $item->quantity }}</span>
                                @else
                                    <span class="badge bg-danger">{{ $item->quantity }}</span>
                                @endif
                            </td>
                            <td>{{ $item->reorder_level }}</td>
                            <td>{{ $item->location ?? 'N/A' }}</td>
                            <td>
                                @if($item->isLowStock())
                                    <span class="badge bg-danger">Low Stock</span>
                                @else
                                    <span class="badge bg-success">Good</span>
                                @endif
                            </td>
                            <td>
                                <a href="{{ route('admin.inventory.show', $item) }}" class="btn btn-sm btn-outline-info" title="View">
                                    <i class="bi bi-eye"></i>
                                </a>
                                <a href="{{ route('admin.inventory.edit', $item) }}" class="btn btn-sm btn-outline-warning" title="Edit">
                                    <i class="bi bi-pencil"></i>
                                </a>
                            </td>
                        </tr>
                    @empty
                        <tr>
                            <td colspan="7" class="text-center text-muted py-4">
                                @if($search)
                                    No inventory items found matching "{{ $search }}"
                                @else
                                    No inventory items found
                                @endif
                            </td>
                        </tr>
                    @endforelse
                </tbody>
            </table>
        </div>
    </div>
</div>

<!-- Pagination -->
@if($inventory->count())
    <div class="mt-4">
        <nav aria-label="Page navigation">
            <ul class="pagination justify-content-center">
                {{-- Previous Page Link --}}
                @if ($inventory->onFirstPage())
                    <li class="page-item disabled">
                        <span class="page-link">Previous</span>
                    </li>
                @else
                    <li class="page-item">
                        <a class="page-link" href="{{ $inventory->previousPageUrl() }}&search={{ $search }}">Previous</a>
                    </li>
                @endif

                {{-- Pagination Elements --}}
                @foreach ($inventory->getUrlRange(1, $inventory->lastPage()) as $page => $url)
                    @if ($page == $inventory->currentPage())
                        <li class="page-item active" aria-current="page">
                            <span class="page-link">{{ $page }}</span>
                        </li>
                    @else
                        <li class="page-item">
                            <a class="page-link" href="{{ $url }}&search={{ $search }}">{{ $page }}</a>
                        </li>
                    @endif
                @endforeach

                {{-- Next Page Link --}}
                @if ($inventory->hasMorePages())
                    <li class="page-item">
                        <a class="page-link" href="{{ $inventory->nextPageUrl() }}&search={{ $search }}">Next</a>
                    </li>
                @else
                    <li class="page-item disabled">
                        <span class="page-link">Next</span>
                    </li>
                @endif
            </ul>
        </nav>
    </div>
@endif
@endsection