Car Expert - Decision Tree

carExpert.js

/*
 *   key: 'unqiue_key'
     question: 'string',
     responses: [{ 
      response: 'positive',
      answer: 'battery_terminal'
    }],
 */
const carExpert = [{
  key: 'start',
  question: 'Is the car silent when you turn the key?',
  responses: [
    { 
      response: 'positive',
      answer: 'battery_terminal'
    },
    { 
      response: 'negative',
      answer: 'clicking_noise'
    }
  ]
  },
  {
  key: 'battery_terminal',
  question: 'Are the battery terminals corroded?',
  responses: [
    { 
      response: 'positive',
      answer: 'clean_terminals'
    },
    { 
      response: 'negative',
      answer: 'replace_cables'
    }
  ]
  },
  {
  key: 'clicking_noise',
  question: 'Does the car make a clicking noise?',
  responses: [
    { 
      response: 'positive',
      answer: 'replace_battery'
    },
    { 
      response: 'negative',
      answer: 'crank_fail'
    }
  ]
  }
  ...
]