react-quiz-component

📙 React Quiz Component

react-quiz-component is a ReactJS component allowing users to attempt a quiz.

Features

• JSON-based input
• Quiz landing page showing title, synopsis and number of questions
• Quiz Input Validator
• Multiple answers with single correct answer
• Multiple answers with multiple correct answers
• Support text and photo answers
• Continue till answered correctly
• Show explainations when answered correctly or not
• Quiz result page at the end with the dropdown filtering all questions or only those you answered correctly or incorrectly
• Support custom result page
• Return quiz summary at the page
• Allow Instant feedback
• Allow retry until the answer is selected correctly
• Allow markdown in Question
• Allow Picture in Question
• Scoring System
• Shuffling Questions / Answers
• Timer Support
• Support Pause/Resume Timer
• Shows unanswered questions

Installing

npm i react-quiz-component

Importing react-quiz-component

import Quiz from 'react-quiz-component';

Defining Your Quiz Source

The quiz source is a JSON object. You can use react-quiz-form to generate it.

export const quiz =  {
  "quizTitle": "React Quiz Component Demo",
  "quizSynopsis": "Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aenean commodo ligula eget dolor. Aenean massa. Cum sociis natoque penatibus et magnis dis parturient montes, nascetur ridiculus mus. Donec quam felis, ultricies nec, pellentesque eu, pretium quis, sem. Nulla consequat massa quis enim",
  "progressBarColor": "#9de1f6", 
  "nrOfQuestions": "4",
  "questions": [
    {
      "question": "How can you access the state of a component from inside of a member function?",
      "questionType": "text",
      "questionPic": "https://dummyimage.com/600x400/000/fff&text=X", // if you need to display Picture in Question
      "answerSelectionType": "single",
      "answers": [
        "this.getState()",
        "this.prototype.stateValue",
        "this.state",
        "this.values"
      ],
      "correctAnswer": "3",
      "messageForCorrectAnswer": "Correct answer. Good job.",
      "messageForIncorrectAnswer": "Incorrect answer. Please try again.",
      "explanation": "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.",
      "point": "20"
    },
    {
      "question": "ReactJS is developed by _____?",
      "questionType": "text",
      "answerSelectionType": "single",
      "answers": [
        "Google Engineers",
        "Facebook Engineers"
      ],
      "correctAnswer": "2",
      "messageForCorrectAnswer": "Correct answer. Good job.",
      "messageForIncorrectAnswer": "Incorrect answer. Please try again.",
      "explanation": "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.",
      "point": "20"
    },
    {
      "question": "ReactJS is an MVC based framework?",
      "questionType": "text",
      "answerSelectionType": "single",
      "answers": [
        "True",
        "False"
      ],
      "correctAnswer": "2",
      "messageForCorrectAnswer": "Correct answer. Good job.",
      "messageForIncorrectAnswer": "Incorrect answer. Please try again.",
      "explanation": "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.",
      "point": "10"
    },
    {
      "question": "Which of the following concepts is/are key to ReactJS?",
      "questionType": "text",
      "answerSelectionType": "single",
      "answers": [
        "Component-oriented design",
        "Event delegation model",
        "Both of the above",
      ],
      "correctAnswer": "3",
      "messageForCorrectAnswer": "Correct answer. Good job.",
      "messageForIncorrectAnswer": "Incorrect answer. Please try again.",
      "explanation": "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.",
      "point": "30"
    },
    {
      "question": "Lorem ipsum dolor sit amet, consectetur adipiscing elit,",
      "questionType": "photo",
      "answerSelectionType": "single",
      "answers": [
        "https://dummyimage.com/600x400/000/fff&text=A",
        "https://dummyimage.com/600x400/000/fff&text=B",
        "https://dummyimage.com/600x400/000/fff&text=C",
        "https://dummyimage.com/600x400/000/fff&text=D"
      ],
      "correctAnswer": "1",
      "messageForCorrectAnswer": "Correct answer. Good job.",
      "messageForIncorrectAnswer": "Incorrect answer. Please try again.",
      "explanation": "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.",
      "point": "20"
    },
    {
      "question": "What are the advantages of React JS?",
      "questionType": "text",
      "answerSelectionType": "multiple",
      "answers": [
        "React can be used on client and as well as server side too",
        "Using React increases readability and makes maintainability easier. Component, Data patterns improves readability and thus makes it easier for manitaining larger apps",
        "React components have lifecycle events that fall into State/Property Updates",
        "React can be used with any other framework (Backbone.js, Angular.js) as it is only a view layer"
      ],
      "correctAnswer": [1, 2, 4],
      "messageForCorrectAnswer": "Correct answer. Good job.",
      "messageForIncorrectAnswer": "Incorrect answer. Please try again.",
      "explanation": "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.",
      "point": "20"
    },
  ]
} 

Locale Customization

If you want to use your customized text, you can add appLocale into your quiz source. Below is the default one. and will be replaced dynamically.

"appLocale": {
  "landingHeaderText": "<questionLength> Questions",
  "question": "Question",
  "startQuizBtn": "Start Quiz",
  "resultFilterAll": "All",
  "resultFilterCorrect": "Correct",
  "resultFilterIncorrect": "Incorrect",
  "prevQuestionBtn": "Prev",
  "nextQuestionBtn": "Next",
  "resultPageHeaderText": "You have completed the quiz. You got <correctIndexLength> out of <questionLength> questions."
} 

Passing to Quiz container

import { quiz } from './quiz';
...
<Quiz quiz={quiz}/>

Shuffling Question Set

import { quiz } from './quiz';
...
<Quiz quiz={quiz} shuffle={true}/>

Shuffling Answer Set

import { quiz } from './quiz';
...
<Quiz quiz={quiz} shuffleAnswer={true}/>

Disabling Default Result Page

import { quiz } from './quiz';
...
<Quiz quiz={quiz} showDefaultResult={false}/>

Enabling Custom Result Page

• In order to enable custom result page, showDefaultResult has to be false.

import { quiz } from './quiz';
...
const renderCustomResultPage = (obj) => {
  console.log(obj);
  return (
    <div>
      This is a custom result page. You can use obj to render your custom result page
    </div>
  )
}

```

Enabling onComplete Action

import { quiz } from './quiz';
...
const setQuizResult = (obj) => {
  console.log(obj);
  // YOUR LOGIC GOES HERE
}
...
<Quiz quiz={quiz} showDefaultResult={false} onComplete={setQuizResult}/>

Example of Quiz Summary returned to customResultPage and onComplete

Object
  numberOfCorrectAnswers: 4
  numberOfIncorrectAnswers: 1
  numberOfQuestions: 5
  questions: Array(5)
    0: {question: "Which of the following concepts is/are key to ReactJS?", questionType: "text", answers: Array(3), correctAnswer: "3", messageForCorrectAnswer: "Correct answer. Good job.", …}
    1: {question: "ReactJS is developed by _____?", questionType: "text", answers: Array(2), correctAnswer: "2", messageForCorrectAnswer: "Correct answer. Good job.", …}
    2: {question: "How can you access the state of a component from inside of a member function?", questionType: "text", answers: Array(4), correctAnswer: "3", messageForCorrectAnswer: "Correct answer. Good job.", …}
    3: {question: "Lorem ipsum dolor sit amet, consectetur adipiscing elit,", questionType: "photo", answers: Array(4), correctAnswer: "1", messageForCorrectAnswer: "Correct answer. Good job.", …}
    4: {question: "ReactJS is an MVC based framework?", questionType: "text", answers: Array(2), correctAnswer: "2", messageForCorrectAnswer: "Correct answer. Good job.", …}
  userInput: (5) [1, 2, 1, 2, 3]
  totalPoints: 100
  correctPoints: 40

Showing Instant Feedback

import { quiz } from './quiz';
...
<Quiz quiz={quiz} showInstantFeedback={true}/>

Answering the same question till it is correct

import { quiz } from './quiz';
...
<Quiz quiz={quiz} continueTillCorrect={true}/>

Timer Feature

import { quiz } from './quiz';
...
<Quiz quiz={quiz} timer={60}/>

Pause / Resume Timer Feature

import { quiz } from './quiz';
...
<Quiz quiz={quiz} timer={60} allowPauseTimer={true}/>

Enable / Disable Progress Bar

import { quiz } from './quiz';
...
<Quiz quiz={quiz} enableProgressBar={true} />

Props

Name	Type	Default	Required	Description
quiz	object	null	Y	Quiz Json Object
shuffle	boolean	false	N	Shuffle the questions
shuffleAnswer	boolean	false	N	Shuffle the answers
showDefaultResult	boolean	true	N	Show the default result page
customResultPage	function	null	N	A quiz summary object will be returned to the function and users can use it to render its custom result page
onComplete	function	null	N	A quiz summary object will be returned to the function
showInstantFeedback	boolean	false	N	Show instant feedback when it is true
continueTillCorrect	boolean	false	N	Continue to select an answer until it is correct
onQuestionSubmit	function	null	N	A user response for a question will be returned
disableSynopsis	boolean	false	N	Disable synopsis before quiz
timer	number	false	N	Sets timer in seconds
allowPauseTimer	boolean	false	N	Pause / Resume timer
enableProgressBar	boolean	false	N	Enable a progress bar

Contribution

• Clone the repository
• Run npm install
• Run npm run dev
• Run npm run lint
• Make a PR to develop and describe the changes

Demo

The demo is available at https://wingkwong.github.io/react-quiz-component/

License

This project is licensed under the MIT License - see the LICENSE file for details