Util.js

Util.js

export default {
  getGenreRankings (collection) {
    var rankings = []
    collection.forEach((element) => {
      var genres = element.Genre.split(',')

      genres = genres.map(x => x.trim())
      genres.forEach((element) => {
        if (rankings[element] !== undefined) {
          rankings[element]++
        } else {
          rankings[element] = 1
        }
      })
    })
    return rankings
  }
}