authorize('manage company', Company::find($request->header('company'))); $companyCurrency = CompanySetting::getSetting('currency', $request->header('company')); $currency = Currency::find((int)$companyCurrency); if ( $currency->customers()->exists() || $currency->items()->exists() || $currency->invoices()->exists() || $currency->estimates()->exists() || $currency->expenses()->exists() || $currency->payments()->exists() || $currency->recurringInvoices()->exists() ) { return response()->json([ 'success' => false, ]); } return response()->json([ 'success' => true, ]); } }