public function postPurchaseDueReportResult()
 {
     $date1 = Input::get('from_date');
     $date2 = Input::get('to_date');
     $branch_id = Input::get('branch_id');
     $report = new Report();
     $results = $report->getPurchaseDueReport($date1, $date2, $branch_id);
     return view('Reports.purchaseDueReportResult', compact('results'))->with('branch_id', $branch_id)->with('date1', $date1)->with('date2', $date2);
 }