<?php

namespace Modules\Business\App\Http\Controllers;

use App\Models\Product;
use Illuminate\Http\Request;
use App\Http\Controllers\Controller;
use Maatwebsite\Excel\Facades\Excel;
use Modules\Business\App\Exports\ExportComboProduct;

class AcnooComboProductController extends Controller
{
    public function index(Request $request)
    {
        $user = auth()->user();
        $search = $request->input('search');

        $combo_products = Product::with(['combo_products', 'unit:id,unitName', 'category:id,categoryName'])
            ->where('business_id', auth()->user()->business_id)
            ->where('product_type', 'combo')
            ->withCount('combo_products as total_combo_products')
            ->when($search, function ($q) use ($search) {
                $q->where(function ($q) use ($search) {
                    $q->where('productName', 'like', '%' . $search . '%')
                        ->orWhere('productCode', 'like', '%' . $search . '%')
                        ->orWhereHas('category', function ($q) use ($search) {
                            $q->where('categoryName', 'like', '%' . $search . '%');
                        })
                        ->orWhereHas('unit', function ($q) use ($search) {
                            $q->where('unitName', 'like', '%' . $search . '%');
                        });
                });
            })
            ->latest()
            ->paginate($request->per_page ?? 20)->appends($request->query());

        $combo_products->getCollection()->transform(function ($product) {
            $product->total_stock = $product->combo_products->sum(function ($combo) {
                return optional($combo->stock)->productStock ?? 0;
            });

            $product->total_cost = $product->combo_products->sum(function ($combo) {
                return ($combo->quantity ?? 0) * ($combo->purchase_price ?? 0);
            });

            $product->combo_items = $product->combo_products->map(function ($combo) {
                return [
                    'name' => $combo->stock?->product?->productName ?? 'N/A',
                    'quantity' => $combo->quantity ?? 0,
                    'purchase_price' => currency_format($combo->purchase_price * $combo->quantity ?? 0, currency: business_currency()),
                    'stock' => $combo->stock?->productStock ?? 0,
                ];
            });

            return $product;
        });

        if ($request->ajax()) {
            return response()->json([
                'data' => view('business::products.combo-products.datas', compact('combo_products'))->render()
            ]);
        }

        return view('business::products.combo-products.index', compact('combo_products'));
    }

    public function exportExcel()
    {
        return Excel::download(new ExportComboProduct, 'combo-products.xlsx');
    }

    public function exportCsv()
    {
        return Excel::download(new ExportComboProduct, 'combo-products.csv');
    }
}