Installation

npm install opentdb-api

About

Easily retrieve random trivia questions using the Open Trivia DB API.

Usage

const opentdb = require('opentdb-api');

var options = {
    amount: 2,
    category: 'science',
    difficulty: 'easy',
    type: 'multiple'
}

opentdb.getTrivia(options).then(result => {
  console.log(result);
});
// =>[ { category: 'Science & Nature',
// =>    type: 'multiple',
// =>    difficulty: 'easy',
// =>    question: 'Alzheimer\'s disease primarily affects which part of the human body?',
// =>    correct_answer: 'Brain',
// =>    incorrect_answers: [ 'Lungs', 'Skin', 'Heart' ] },
// =>  { category: 'Science & Nature',
// =>    type: 'multiple',
// =>    difficulty: 'easy',
// =>    question: 'What animal takes part in Schrödinger\'s most famous thought experiment?',
// =>    correct_answer: 'Cat',
// =>    incorrect_answers: [ 'Dog', 'Bat', 'Butterfly' ] } ]

Examples of using a token to prevent duplicates

Using async/await

const opentdb = require('opentdb-api');

const newToken = await opentdb.getToken();

var options = {
    amount: 2,
    category: 'science',
    difficulty: 'easy',
    type: 'multiple',
    token: newToken
}

const uniqueTrivia = await opentdb.getTrivia(options);

console.log(uniqueTrivia);

Using .then

const opentdb = require('opentdb-api');

opentdb.getToken().then(newToken => {

  var options = {
      amount: 2,
      category: 'science',
      difficulty: 'easy',
      type: 'multiple',
      token: newToken
  }

  opentdb.getTrivia(options).then(uniqueTrivia => {
    console.log(uniqueTrivia);
  });
});

Functions

getTrivia(options)

Retrieves random trivia.

options

• amount - Amount of questions to retrieve
• difficulty - Difficulty of questions (easy/medium/hard)
• category - Category string or ID. Possible strings can be found below. Possible IDs can be found on the OpenTriviaDB website.
• type - Type of questions to retrieve (multiple or boolean). multiple - Multiple choice. boolean - True/False questions.
• token - Token to request questions with. Tokens prevent the API from sending the same question twice. Use the getToken() function to retrieve a token.

getToken()

Returns promise with a new session token.

Token can be used to prevent duplicate questions when using the getTrivia() function.

resetToken(token)

Resolves into boolean value if reset was successful or not.

Resets the memory for a given token. Can be used once a token has queried all possible questions.

getCategories()

Returns promise with all categories in the api and their respective IDs

getQuestionCount(category)

Returns promise with total amount of questions for a given category. Possible category can be an ID or string found below.

Possible categories

any general books film music theatre television videogames boardgames science computers mathematics mythology sports geography history politics art celebrities animals vehicles comics gadgets anime cartoons
You can also just use the ID of the category found on their website