@coffeeandfun/maths-captcha/src/config.js

Maths-Captcha is a simple Node.js module that generates random math questions to verify human interaction. It creates math problems like addition, subtraction, multiplication, division, powers, percentages, sequences, and algebra, and checks if the user's

export const DEFAULT_CONFIG = {
  DIVISION_PRECISION: 2,
  NUMBER_RANGE: { min: 1, max: 100 },
  TOLERANCE: 1e-10,
  OPERATIONS: ['+', '-', '*', '/'],
  QUESTION_TYPES: ['arithmetic'],
  AVOID_DIVISION_BY_ZERO: true,
  AVOID_NEGATIVE_RESULTS: true,
  MAX_ATTEMPTS: 10,
};

let activeConfig = cloneConfig(DEFAULT_CONFIG);

export function getConfig() {
  return cloneConfig(activeConfig);
}

export function setConfig(updates) {
  if (!updates || typeof updates !== 'object') return;
  Object.assign(activeConfig, updates);
}

export function resetConfig() {
  activeConfig = cloneConfig(DEFAULT_CONFIG);
}

export function snapshotConfig(overrides = {}) {
  return cloneConfig({ ...activeConfig, ...overrides });
}

function cloneConfig(source) {
  return {
    ...source,
    NUMBER_RANGE: { ...source.NUMBER_RANGE },
    OPERATIONS: [...source.OPERATIONS],
    QUESTION_TYPES: [...source.QUESTION_TYPES],
  };
}