bluebutton/_site/lib/bluebutton.js

BlueButton.js helps developers navigate complex health data with ease.

/*
 * ...
 */

/* exported BlueButton */
var BlueButton = function (source, opts) {
  var type, parsedData, parsedDocument;
  
  // Look for options
  if (!opts) opts = {};
  
  // Detect and parse the source data
  parsedData = Core.parseData(source);
  
  // Detect and parse the document
  if (opts.parser) {
    
    // TODO: parse the document with provided custom parser
    parsedDocument = opts.parser();
    
  } else {
    type = Documents.detect(parsedData);
    switch (type) {
      case 'c32':
        parsedData = Documents.C32.process(parsedData);
        parsedDocument = Parsers.C32.run(parsedData);
        break;
      case 'ccda':
        parsedData = Documents.CCDA.process(parsedData);
        parsedDocument = Parsers.CCDA.run(parsedData);
        break;
      case 'json':
        /* Expects a call like:
         * BlueButton(json string, {
         *   generatorType: 'ccda',
         *   template: < EJS file contents >
         * })
         * The returned "type" will be the requested type (not "json")
         * and the XML will be turned as a string in the 'data' key
         */
        switch (opts.generatorType) {
          // only the unit tests ever need to worry about this testingMode argument
          case 'c32':
            type = 'c32';
            parsedDocument = Generators.C32.run(parsedData, opts.template, opts.testingMode);
            break;
          case 'ccda':
            type = 'ccda';
            parsedDocument = Generators.CCDA.run(parsedData, opts.template, opts.testingMode);
            break;
        }
    }
  }
  
  return {
    type: type,
    data: parsedDocument,
    source: parsedData
  };

};