database = $database; } public function index() { $cards = $this->database->getReference('registered_cards/list')->getValue(); $total = $this->database->getReference('registered_cards/total')->getValue(); $lastCardId = $this->database->getReference('smartcab/status_device')->getValue(); $lastAccess = $this->database->getReference('smartcab/last_access')->getValue(); return view('view_card', compact('cards', 'total', 'lastCardId', 'lastAccess')); } public function addCard(Request $request) { $request->validate([ 'card_id' => 'required|string|min:7|max:8', ]); $cardId = $request->input('card_id'); $this->database->getReference('registered_cards/card')->set($cardId); // Wait for 1.5 seconds before resetting usleep(1500000); // Reset the card value to empty string after sending command $this->database->getReference('registered_cards/card')->set(''); return redirect()->route('view.cards')->with('success', 'Card added successfully!'); } public function deleteCard($cardId) { $this->database->getReference('registered_cards/delete')->set($cardId); // Wait for 1.5 seconds before resetting usleep(1500000); // Reset the delete value to empty string after sending command $this->database->getReference('registered_cards/delete')->set(''); return redirect()->route('view.cards')->with('success', 'Card deletion requested'); } public function deleteAllCards() { $this->database->getReference('registered_cards/delete')->set('all'); // Wait for 1.5 seconds before resetting usleep(1500000); // Reset the delete value to empty string after sending command $this->database->getReference('registered_cards/delete')->set(''); return redirect()->route('view.cards')->with('success', 'All cards deletion requested'); } }