bug-report.txt

//testcontroller: chapter_rate=0
//testcontroller accept chapter_rate = 0, chi la ko loop thoi
//logincontroller: contestant-> find ko thay
					$contestant_collection = Contestant::find(Input::get('contestant_id'));
					Auth::login($candidate);

ProjectController > contract > message_key //static-final
ProjectController->message-notification
chapter-controller: input value hien thi lai question, neu ko co change, cung dc coi nhu submit -> notify changed
	>>>can i use javascript to listen to event change

//chapter-controller: question, chapter_id > 9 ???
//delete-question is_right option
//validate:	1.modify
			2.new
//over load when something checked by server
	>>>i will use js
//auto increment >>> mat id, chapter total = 10, nhung do delete, chapter-new >>> id = 11/12/13,...
>>> validate = total chapter >>> wrong
>>>strict modfify chapter
//new-question >>> strict + 1 by last-one

<back, vi dom con, nen js hien thi lai message @@

analysis
chapters upload-file ko co sure la chapter do co question hay ko, chapter-rate up tu file co the >>> loi vi chapter do ko co questions, check if(chapter-rate== 0) khi loop random la ko 'sure', phai check count($chapter->getQuestions) thi moi chac dc, count thi ton qua
if(count($chapter->getQuestions) > $chapter->rate){
                $random_questions[] = $chapter->getQuestions->random($chapter->rate);
            }
what if $chapter->rate does not exist
test-page, subimt
check id-keystone, only 1 time used