public function showMain()
 {
     $page = $this->node;
     $tree = Collector::get('root');
     $subTree = Tree::getSubTree($tree, $page);
     $blocks = null;
     if ($subTree) {
         $blocks = $subTree->children;
     }
     foreach ($blocks as $index => $block) {
         $blocks[$block->slug] = $block;
         unset($blocks[$index]);
     }
     $allRates = Cache::tags('rates')->rememberForever('rates_' . App::getLocale(), function () {
         return Rates::orderPriority()->get();
     });
     $rates = array();
     foreach ($allRates as $i => $rate) {
         if ($rate['type'] == 1) {
             $rates['departments'][] = $rate;
         } else {
             $rates['cards'][$rate['name_card']][] = $rate;
         }
     }
     $calculatorCredit = new CashCalculator();
     // fixme:
     //$calculatorCredit->setMonthlyIncome(Settings::get('monthly_income_default', 0));
     $calculatorCredit->setCreditAmount(Settings::get('credit_amount_default', 100000));
     $calculatorCredit->setTerm(Settings::get('term_default', 3));
     $calculationsCredit = $calculatorCredit->calculate();
     return View::make('index', compact('page', 'blocks', 'rates', 'calculationsCredit'));
 }