es6-sierra-example.js

/**
 * A simple script to initial a request to Sierra GraphQL service
 * and then output current HIVDB version in an alert window.
 */
window.fetch('https://hivdb.stanford.edu/graphql', {
  method: 'post',
  headers: { 'Content-Type': 'application/json' },
  body: JSON.stringify({
    query: 'query { viewer { currentVersion { text } } }',
    variables: {}
  })
})
.then(response => response.json())
.then(({data: {viewer: {currentVersion}}}) => (
  alert(`Current HIVDB version: ${currentVersion.text}`)
));