spotify api metaapi tracks artists coffeescript

gistfile1

window.spotifyLink = (tracks) ->
	extractID = (track) ->
		track.replace(/spotify.track./,"")
	"spotify:trackset:Title:#{extractID(track) for track in tracks}"

window.playlistLink = (tracks) ->
	"<b><a href='#{spotifyLink(tracks)}'>Spotify playlist</a></b>
	<small>Found #{tracks.length}/#{HUNTED.chart.entities.length}</small>
	"

getSpotifyTrack = (track, callback) ->
	$.ajax 
		url: "http://ws.spotify.com/search/1/track.json?q=" + encodeURIComponent(track)
		dataType: 'json'
		success: callback


checkOnSpotify = (tracks, callback) ->
	spotifyTracks = []
	for track, i in tracks
		searchstr = "#{track.str} #{track.artist.str}"
		do (spotifyTracks, searchstr, track, i) ->
			window.setTimeout ->
				getSpotifyTrack searchstr, (result) ->
					track.spotifyTrack = result.tracks?[0]?.href
					if track.spotifyTrack
						spotifyTracks.push track.spotifyTrack
					showLink spotifyTracks
					callback(spotifyTracks) if i is tracks.length-1
			, i*1000

el = $("<div />").appendTo("#user-container .user-profile")
showLink = (tracks) ->
	el.html(window.playlistLink(tracks))

checkOnSpotify HUNTED.chart.entities, (tracks) ->
	window.open(spotifyLink(tracks))