@extends('layouts.admin')

@section('title', 'Stock Management')
@section('subtitle', 'View and manage inventory levels')

@section('actions')
    <div class="flex gap-3">
        <a href="{{ route('admin.stock.movements') }}"
            class="px-4 py-2 bg-slate-100 text-slate-700 rounded-xl font-medium hover:bg-slate-200 transition">
            📋 View Movements
        </a>
        <a href="{{ route('admin.stock.transfer') }}"
            class="px-4 py-2 bg-purple-600 text-white rounded-xl font-medium hover:bg-purple-700 transition">
            🔄 Transfer Stock
        </a>
    </div>
@endsection

@section('content')
    {{-- Summary Cards --}}
    <div class="grid grid-cols-3 gap-6 mb-6">
        <div class="bg-white rounded-2xl p-6 shadow-sm border border-slate-200">
            <p class="text-sm text-slate-500 mb-1">Total Products</p>
            <p class="text-3xl font-bold text-slate-800">{{ number_format($summary['total_products']) }}</p>
        </div>
        <div class="bg-white rounded-2xl p-6 shadow-sm border border-slate-200">
            <p class="text-sm text-slate-500 mb-1">Low Stock</p>
            <p class="text-3xl font-bold text-orange-500">{{ number_format($summary['low_stock']) }}</p>
        </div>
        <div class="bg-white rounded-2xl p-6 shadow-sm border border-slate-200">
            <p class="text-sm text-slate-500 mb-1">Out of Stock</p>
            <p class="text-3xl font-bold text-red-500">{{ number_format($summary['out_of_stock']) }}</p>
        </div>
    </div>

    {{-- Filters --}}
    <div class="bg-white rounded-2xl p-4 shadow-sm border border-slate-200 mb-6">
        <form method="GET" class="flex flex-col md:flex-row gap-4 md:items-center justify-between">
            <div class="flex-1 flex gap-2 w-full md:w-auto">
                <div class="relative flex-1 max-w-md">
                    <div class="absolute inset-y-0 left-0 pl-3 flex items-center pointer-events-none">
                        <span class="text-slate-400">🔍</span>
                    </div>
                    <input type="text" name="search" value="{{ $search ?? '' }}" 
                        placeholder="Search by name, SKU or barcode..." 
                        class="w-full pl-10 pr-4 py-2 border border-slate-300 rounded-xl focus:border-blue-500 focus:ring-1 focus:ring-blue-500 outline-none transition"
                        autofocus>
                </div>
                <button type="submit" class="px-4 py-2 bg-blue-600 text-white rounded-xl font-medium hover:bg-blue-700 transition">
                    Search
                </button>
                @if($search || ($categoryId ?? ''))
                    <a href="{{ route('admin.stock.index', ['branch' => $branchId]) }}" class="px-4 py-2 bg-slate-100 text-slate-600 rounded-xl font-medium hover:bg-slate-200 transition">
                        Clear
                    </a>
                @endif
            </div>

            <div class="flex flex-wrap items-center gap-4">
                <div class="flex items-center gap-3">
                    <label class="text-sm font-medium text-slate-700 whitespace-nowrap">Category:</label>
                    <select name="category" onchange="this.form.submit()"
                        class="px-4 py-2 border border-slate-300 rounded-xl focus:border-blue-500 outline-none min-w-[150px]">
                        <option value="">All Categories</option>
                        @foreach($categories as $category)
                            <option value="{{ $category->id }}" {{ ($categoryId ?? '') == $category->id ? 'selected' : '' }}>
                                {{ $category->name_en }}
                            </option>
                        @endforeach
                    </select>
                </div>

                <div class="flex items-center gap-3">
                    <label class="text-sm font-medium text-slate-700 whitespace-nowrap">Branch:</label>
                    <select name="branch" onchange="this.form.submit()"
                        class="px-4 py-2 border border-slate-300 rounded-xl focus:border-blue-500 outline-none min-w-[150px]">
                        <option value="">All Branches</option>
                        @foreach($branches as $branch)
                            <option value="{{ $branch->id }}" {{ $branchId == $branch->id ? 'selected' : '' }}>{{ $branch->name }}
                            </option>
                        @endforeach
                    </select>
                </div>
            </div>
        </form>
    </div>

    {{-- Stock Table --}}
    <div class="bg-white rounded-2xl shadow-sm border border-slate-200">
        <div class="overflow-x-auto">
            <table class="w-full">
                <thead>
                    <tr class="text-left text-sm text-slate-500 border-b border-slate-200">
                        <th class="px-6 py-4 font-medium">Product</th>
                        <th class="px-6 py-4 font-medium">Category</th>
                        <th class="px-6 py-4 font-medium">SKU</th>
                        <th class="px-6 py-4 font-medium">Branch</th>
                        <th class="px-6 py-4 font-medium text-right">Current Stock</th>
                        <th class="px-6 py-4 font-medium text-right">Min Level</th>
                        <th class="px-6 py-4 font-medium text-center">Status</th>
                        <th class="px-6 py-4 font-medium">Actions</th>
                    </tr>
                </thead>
                <tbody class="text-sm">
                    @forelse($stock as $item)
                        <tr class="border-b border-slate-100 hover:bg-slate-50">
                            <td class="px-6 py-4">
                                <div class="font-medium text-slate-800">{{ $item->name_en }}</div>
                            </td>
                            <td class="px-6 py-4 text-slate-600">
                                <span class="px-2 py-1 bg-slate-100 text-slate-600 rounded-lg text-xs font-medium">
                                    {{ $item->category->name_en ?? 'Uncategorized' }}
                                </span>
                            </td>
                            <td class="px-6 py-4 text-slate-600">{{ $item->sku }}</td>
                            <td class="px-6 py-4 text-slate-600">
                                @if($item->branch_name)
                                    {{ $item->branch_name }}
                                @else
                                    <span class="text-slate-400 italic">No Stock</span>
                                @endif
                            </td>
                            <td class="px-6 py-4 text-right font-semibold {{ ($item->quantity ?? 0) <= 0 ? 'text-red-500' : (($item->quantity ?? 0) <= $item->min_stock ? 'text-orange-500' : 'text-slate-800') }}">
                                {{ number_format($item->quantity ?? 0, 2) }}
                            </td>
                            <td class="px-6 py-4 text-right text-slate-500">{{ number_format($item->min_stock) }}</td>
                            <td class="px-6 py-4 text-center">
                                @if(($item->quantity ?? 0) <= 0)
                                    <span class="px-2 py-1 bg-red-50 text-red-600 rounded-full text-xs">Out of Stock</span>
                                @elseif(($item->quantity ?? 0) <= $item->min_stock)
                                    <span class="px-2 py-1 bg-orange-50 text-orange-600 rounded-full text-xs">Low Stock</span>
                                @else
                                    <span class="px-2 py-1 bg-green-50 text-green-600 rounded-full text-xs">In Stock</span>
                                @endif
                            </td>
                            <td class="px-6 py-4">
                                <div class="flex items-center gap-2">
                                    <a href="{{ route('admin.products.barcode-options', [$item->id, 'from' => 'stock']) }}"
                                        class="p-2 text-emerald-600 hover:bg-emerald-50 rounded-lg transition" title="Print Barcode">
                                        🏷️
                                    </a>
                                    <a href="{{ route('admin.stock.adjust', $item->id) }}"
                                        class="px-3 py-1 bg-blue-50 text-blue-600 rounded-lg text-sm font-medium hover:bg-blue-100 transition">
                                        Adjust
                                    </a>
                                </div>
                            </td>
                        </tr>
                    @empty
                        <tr>
                            <td colspan="8" class="px-6 py-12 text-center text-slate-400">
                                <p>No products found</p>
                            </td>
                        </tr>
                    @endforelse
                </tbody>
            </table>
        </div>

        @if($stock->hasPages())
            <div class="p-4 border-t border-slate-200">
                {{ $stock->links() }}
            </div>
        @endif
    </div>
@endsection