query($query)
->addColumn('action', function ($data) {
return view('product::products.partials.actions', compact('data'));
})
->addColumn('product_image', function ($data) {
$url = Product::find($data->id)->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)
{
// Subquery untuk total stock
$stockSubquery = DB::table('product_batches')
->select('product_id', DB::raw('SUM(qty) as total_quantity'))
->groupBy('product_id');
// Subquery untuk batch pertama berdasarkan exp_date (FIFO)
$fifoSubquery = DB::table('product_batches as pb')
->select('pb.product_id', 'pb.unit_price', 'pb.exp_date')
->whereRaw('pb.id = (
SELECT id FROM product_batches
WHERE product_id = pb.product_id
ORDER BY exp_date ASC, id ASC
LIMIT 1
)');
// Join dengan subqueries
$products = DB::table('products')
->leftJoinSub($stockSubquery, 'stock', 'products.id', '=', 'stock.product_id')
->leftJoinSub($fifoSubquery, 'fifo', 'products.id', '=', 'fifo.product_id')
->select(
'products.id',
'products.product_name',
'products.product_code',
'products.product_unit',
'products.category_id',
DB::raw('COALESCE(stock.total_quantity, 0) as product_quantity'),
DB::raw('fifo.unit_price as fifo_price'),
DB::raw('fifo.exp_date as fifo_exp_date')
);
return $products;
}
// public function query(Product $model)
// {
// $products = DB::table('products')
// ->leftJoinSub(
// DB::table('product_batches')
// ->select('product_id', DB::raw('SUM(qty) as total_quantity'))
// ->groupBy('product_id'),
// 'pb',
// 'products.id',
// '=',
// 'pb.product_id'
// )
// ->select(
// 'products.id',
// 'products.product_name',
// 'products.product_code',
// 'products.product_unit',
// 'products.category_id',
// DB::raw('COALESCE(pb.total_quantity, 0) as product_quantity')
// );
// return $products;
// }
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('product_unit')
->title('Unit')
->className('text-center align-middle'),
Column::make('total_quantity')
->title('Quantity')
->className('text-center align-middle'),
Column::make('fifo_price')
->title('Batch Price')
->className('text-center align-middle'),
Column::make('fifo_exp_date')
->title('Exp Date')
->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');
}
}