OCR

ocr.js

const URL = `https://vision.googleapis.com/v1/images:annotate?key=${Config.GOOGLE_VISION_API_KEY}`;
export function ocr(base64) {
  const request = {
    requests: [
      {
        image: {
          content: base64
        },
        features: [
          {
            type: 'TEXT_DETECTION',
            maxResults: 200
          }
        ]
      }
    ]
  };
  return new Promise(function(resolve, reject) {
    fetch(URL, {
      method: 'POST',
      headers: ['Content-Type', 'application/json'],
      body: JSON.stringify(request)
    })
      .then(data => {
        resolve(getText(data))
      })
      .catch(err => {
        reject(err)
      });
  })
}