mivita/app/Http/Controllers/ProductsSalesController.php

<?php


namespace App\Http\Controllers;
use Auth;
use Request;
use App\User;
use Carbon\Carbon;
use App\Services\HTMLHelper;
use App\Models\ShoppingOrder;
use App\Exports\UserTeamExport;
use App\Models\ShoppingOrderItem;
use App\Http\Controllers\Controller;
use Maatwebsite\Excel\Facades\Excel;
use App\Services\BusinessPlan\ExportBot;
use Illuminate\Database\Eloquent\Collection;

class ProductsSalesController extends Controller
{

    public function __construct()
    {
        $this->middleware('admin');
    }

    public function index()
    {
       
        $this->setFilterVars();
        $data = [
            'filter_months' => HTMLHelper::$months,
            'filter_years' => HTMLHelper::getYearRange(2022),
        ];
        return view('admin.product.salesvolume', $data);
    }

    public function download(){

        if(Request::get('action') === "export"){
            $objects = $this->initSearch(false);
            $columns = [];
            $filename = "mivita-absatzmengen-".session('product_sales_vol_filter_month').'_'.session('product_sales_vol_filter_year')."-export";
            $headers = array(
                '#',
                'Produkt',
                'Artikelnummer',
                'Menge',
               
            );
            if($objects){
                foreach ($objects as $key => $obj){
                    $columns[] = array(
                        'id'     => $key,
                        'name'   => $obj['name'],
                        'number' => $obj['number'],
                        'value' => $obj['value'],
                    );
                }
            }
            return Excel::download(new UserTeamExport($columns, $headers), $filename.'.xls');
        }
    }

  
    private function setFilterVars(){

        if(!session('product_sales_vol_filter_month')){
            session(['product_sales_vol_filter_month' => intval(date('m'))]);
        }
        if(!session('product_sales_vol_filter_year')){
            session(['product_sales_vol_filter_year' => intval(date('Y'))]);
        }

        if(Request::get('product_sales_vol_filter_month')){
            session(['product_sales_vol_filter_month' => Request::get('product_sales_vol_filter_month')]);
        }
        if(Request::get('product_sales_vol_filter_year')){
            session(['product_sales_vol_filter_year' => Request::get('product_sales_vol_filter_year')]);
        }
    }


    private function initSearch($returnColl = true)
    {
        $this->setFilterVars();

        $date_start = Carbon::parse('01.'.session('product_sales_vol_filter_month').'.'.session('product_sales_vol_filter_year'))->format('Y-m-d');
        $date_end = Carbon::parse('01.'.session('product_sales_vol_filter_month').'.'.session('product_sales_vol_filter_year'))->endOfMonth()->format('Y-m-d');

        $ShoppingOrders = ShoppingOrder::where('paid', 1)->where('mode', 'live')->whereBetween('created_at', [$date_start, $date_end])->get();

        $objects = [];
        foreach($ShoppingOrders as $ShoppingOrder){
            foreach($ShoppingOrder->shopping_order_items as $shopping_order_item){
                
                if($shopping_order_item->product){
                    if(isset($objects[$shopping_order_item->product->id])){
                        $value = intval($objects[$shopping_order_item->product->id]['value'] + $shopping_order_item->qty);
                        $objects[$shopping_order_item->product->id]['value'] = $value;
                    }else{
                        $objects[$shopping_order_item->product->id] = [
                            'name' => $shopping_order_item->product->name, 
                            'number' => $shopping_order_item->product->number, 
                            'value' => $shopping_order_item->qty
                        ];
                    }
                   
                }

            }
        }

        if($returnColl){
            $collection = collect();

            foreach($objects as $key => $obj){
                $collection->push([
                    'id'         => $key,
                    'name'       => $obj['name'],
                    'number'      => $obj['number'],
                    'value' => $obj['value'],
                ]);
            }
            return $collection;
        }
        return $objects;

       
    }


    public function datatable(){

        $collection = $this->initSearch(true);

        $collect = collect([
            ['id' => 1, 'name' => 'John', 'number'=>92012, 'value'=>123],
            ['id' => 2, 'name' => 'Jane', 'number'=>92012, 'value'=>123],
            ['id' => 3, 'name' => 'James', 'number'=>92012, 'value'=>123],
        ]);
     
        return \DataTables::of($collection)->toJson();


        
    }

   

    
}