public async Task<List<LastFmTrack>> Search(string track, string artist)
{
var parameters = new Dictionary<string, string>();
parameters.Add("track", track);
if (!string.IsNullOrEmpty(artist))
parameters.Add("artist", artist);
parameters.Add("api_key", _lastFm.ApiKey);
var response = await new CoreRequest(new Uri(LastFmConst.MethodBase + "track.search"), parameters).Execute();
LastFmErrorProcessor.ProcessError(response);
if (response.SelectToken("results.trackmatches.track") != null)
{
var trackJson = response.SelectToken("results.trackmatches.track");
if (trackJson is JArray)
return (from t in response.SelectToken("results.trackmatches.track")
select LastFmTrack.FromJson(t)).ToList();
else
return new List<LastFmTrack>() { LastFmTrack.FromJson(trackJson) };
}
return null;
}
public async Task<LastFmTrack> GetInfo(string title, string artist, bool autoCorrect = true, string mbid = null)
{
var parameters = new Dictionary<string, string>();
if (!string.IsNullOrEmpty(mbid))
parameters.Add("mbid", mbid);
else
{
parameters.Add("artist", artist);
parameters.Add("track", title);
}
if (autoCorrect)
parameters.Add("autocorrect", "1");
parameters.Add("api_key", _lastFm.ApiKey);
var response = await new CoreRequest(new Uri(LastFmConst.MethodBase + "track.getInfo"), parameters).Execute();
LastFmErrorProcessor.ProcessError(response);
if (response["track"] != null)
{
return LastFmTrack.FromJson(response["track"]);
}
return null;
}
internal static LastFmTrack FromJson(JToken json)
{
if (json == null)
throw new ArgumentException("Json can not be null.");
var result = new LastFmTrack();
if (json["name"] != null)
result.Title = json["name"].Value<string>();
if (json["artist"] != null)
{
if (json.SelectToken("artist.name") != null)
result.Artist = json["artist"]["name"].Value<string>();
else
result.Artist = json["artist"].Value<string>();
}
if (json["duration"] != null && !string.IsNullOrEmpty(json["duration"].Value<string>()))
{
result.Duration = json["duration"].Value<int>();
}
if (json["album"] != null)
{
result.Album = json["album"]["title"].Value<string>();
var imageToken = json["album"]["image"];
if (imageToken != null)
{
foreach (var image in imageToken.Children())
{
switch (image["size"].Value<string>())
{
case "small":
result.ImageSmall = image["#text"].Value<string>();
break;
case "medium":
result.ImageMedium = image["#text"].Value<string>();
break;
case "large":
result.ImageLarge = image["#text"].Value<string>();
break;
case "extralarge":
result.ImageExtraLarge = image["#text"].Value<string>();
break;
}
}
}
}
var imgToken = json["image"];
if (imgToken != null)
{
foreach (var image in imgToken.Children())
{
switch (image["size"].Value<string>())
{
case "small":
result.ImageSmall = image["#text"].Value<string>();
break;
case "medium":
result.ImageMedium = image["#text"].Value<string>();
break;
case "large":
result.ImageLarge = image["#text"].Value<string>();
break;
case "extralarge":
result.ImageExtraLarge = image["#text"].Value<string>();
break;
}
}
}
return result;
}
internal static LastFmTrack FromJson(JToken json)
{
if (json == null)
{
throw new ArgumentException("Json can not be null.");
}
var result = new LastFmTrack();
if (json["name"] != null)
{
result.Title = json["name"].Value <string>();
}
if (json["artist"] != null)
{
if (json.SelectToken("artist.name") != null)
{
result.Artist = json["artist"]["name"].Value <string>();
}
else
{
result.Artist = json["artist"].Value <string>();
}
}
if (json["duration"] != null && !string.IsNullOrEmpty(json["duration"].Value <string>()))
{
result.Duration = json["duration"].Value <int>();
}
if (json["album"] != null)
{
result.Album = json["album"]["title"].Value <string>();
var imageToken = json["album"]["image"];
if (imageToken != null)
{
foreach (var image in imageToken.Children())
{
switch (image["size"].Value <string>())
{
case "small":
result.ImageSmall = image["#text"].Value <string>();
break;
case "medium":
result.ImageMedium = image["#text"].Value <string>();
break;
case "large":
result.ImageLarge = image["#text"].Value <string>();
break;
case "extralarge":
result.ImageExtraLarge = image["#text"].Value <string>();
break;
}
}
}
}
var imgToken = json["image"];
if (imgToken != null)
{
foreach (var image in imgToken.Children())
{
switch (image["size"].Value <string>())
{
case "small":
result.ImageSmall = image["#text"].Value <string>();
break;
case "medium":
result.ImageMedium = image["#text"].Value <string>();
break;
case "large":
result.ImageLarge = image["#text"].Value <string>();
break;
case "extralarge":
result.ImageExtraLarge = image["#text"].Value <string>();
break;
}
}
}
return(result);
}
