eloquent($query) ->addColumn('action', function ($data) { return view('product::products.partials.actions', compact('data')); }) ->addColumn('product_image', function ($data) { $url = $data->getFirstMediaUrl('images'); return ''; }) ->addColumn('product_name', function ($data) { return ''.$data->product_name.''; }) ->addColumn('total_quantity', function ($data) { return $data->product_quantity; }) ->rawColumns(['product_image', 'product_name', 'action']); } public function query(Product $model) { return $model->newQuery() ->with('category') ->leftJoin(DB::raw('(SELECT product_id, SUM(quantity) as total_quantity FROM product_batches GROUP BY product_id) as pb'), 'products.id', '=', 'pb.product_id') ->select('products.*', DB::raw('COALESCE(pb.total_quantity, 0) as product_quantity')); } public function html() { return $this->builder() ->setTableId('product-table') ->columns($this->getColumns()) ->minifiedAjax() ->dom("<'row'<'col-md-3'l><'col-md-5 mb-2'B><'col-md-4'f>> . 'tr' . <'row'<'col-md-5'i><'col-md-7 mt-2'p>>") ->orderBy(4) ->buttons( Button::make('excel') ->text(' Excel'), Button::make('print') ->text(' Print'), Button::make('reset') ->text(' Reset'), Button::make('reload') ->text(' Reload') ); } protected function getColumns() { return [ Column::make('product_image') ->title('Image') ->className('text-center align-middle'), Column::make('product_name') ->title('Name') ->className('text-center align-middle'), Column::make('product_code') ->title('Code') ->className('text-center align-middle'), Column::make('category.category_name') ->title('Category') ->className('text-center align-middle'), Column::make('product_unit') ->title('Unit') ->className('text-center align-middle'), Column::make('total_quantity') ->title('Quantity') ->className('text-center align-middle'), Column::computed('action') ->exportable(false) ->printable(false) ->className('text-center align-middle') ->addClass('text-center'), ]; } /** * Get filename for export. * * @return string */ protected function filename(): string { return 'Product_' . date('YmdHis'); } }