a starter scrape file for jasmine

scrape_itunes.rb

require 'open-uri'
require 'json'

def get_song_info(artist, song)

  # this fixes some things with spaces for the url.
  # there's probably a better way
  query = (artist + ' ' + song).gsub! ' ', '%20' 
  # query = query.gsub! '’', '' 

  # construct a url
  url = 'https://itunes.apple.com/search?media=music&entity=song&limit=15&term=' + query

  # get the result from the api and parse it
  result = JSON.parse(open(url).read)
  results = result['results']

  # we;ll add to this for each result
  all_the_data = []

  # fetch some info for each result on this reponse and save it
  results.each_with_index do |element,index| 

    release_date = results[index]['releaseDate']
    track_name = results[index]['trackName']
    artist_name = results[index]['artistName']
    genre = results[index]['primaryGenreName']
    artist_id = results[index]['artistId']

    all_the_data[index] = {
      "release_date" => release_date,
      "track_name" => track_name,
      "artist_name" => artist_name,
      "genre" => genre,
      "artist_id" => artist_id
    }

  end

  # return all the data for this reponse
  return all_the_data

end



# my data from mr data converter
songs = 
[{"artist"=>"Rihanna","songName"=>"We Found Love"},
{"artist"=>"Flo Rida","songName"=>"Whistle"}];


# the object representing all the data I will ever need
all_songs = []

# for all songs in my data, run my function
songs.each_with_index do |row, i|

  this_song = row["songName"]
  this_artist = row["artist"]

  this_song_info = get_song_info(this_artist, this_song)

  all_songs.push(this_song_info)
  sleep 1

end

# output this to terminal
puts all_songs


# this goes into the terminal
# ruby scrape_itunes.rb > whatever2.txt