public async Task <LastFmArtist> GetInfo(string mbid, string artist)
{
var parameters = new Dictionary <string, string>();
if (!string.IsNullOrEmpty(mbid))
{
parameters.Add("mbid", mbid);
}
else
{
parameters.Add("artist", artist);
}
if (!string.IsNullOrEmpty(_lastFm.Lang))
{
parameters.Add("lang", _lastFm.Lang);
}
parameters.Add("api_key", _lastFm.ApiKey);
var response = await(new CoreRequest(new Uri(LastFmConst.MethodBase + "artist.getInfo"), parameters).Execute());
LastFmErrorProcessor.ProcessError(response);
if (response["artist"] != null)
{
return(LastFmArtist.FromJson(response["artist"]));
}
return(null);
}
public async Task <List <LastFmArtist> > Search(string artist, int limit = 0)
{
var parameters = new Dictionary <string, string>();
parameters.Add("artist", artist);
if (limit > 0)
{
parameters.Add("limit", limit.ToString());
}
parameters.Add("api_key", _lastFm.ApiKey);
var response = await(new CoreRequest(new Uri(LastFmConst.MethodBase + "artist.search"), parameters).Execute());
LastFmErrorProcessor.ProcessError(response);
if (response.SelectToken("results.artistmatches.artist") != null)
{
var artistJson = response.SelectToken("results.artistmatches.artist");
if (artistJson is JArray)
{
return((from a in response.SelectToken("results.artistmatches.artist")
select LastFmArtist.FromJson(a)).ToList());
}
else
{
return new List <LastFmArtist>()
{
LastFmArtist.FromJson(artistJson)
}
};
}
return(null);
}
public async Task <List <LastFmArtist> > GetSimilar(string artist, int count = 0)
{
var parameters = new Dictionary <string, string>();
parameters.Add("artist", artist);
if (count > 0)
{
parameters.Add("limit", count.ToString());
}
parameters.Add("api_key", _lastFm.ApiKey);
var response = await(new CoreRequest(new Uri(LastFmConst.MethodBase + "artist.getSimilar"), parameters).Execute());
LastFmErrorProcessor.ProcessError(response);
if (response.SelectToken("similarartists.artist") != null)
{
return((from a in response.SelectToken("similarartists.artist") select LastFmArtist.FromJson(a)).ToList());
}
return(null);
}
public static LastFmArtist FromJson(JToken json)
{
if (json == null)
{
throw new ArgumentException("Json can not be null.");
}
var result = new LastFmArtist();
result.Name = json["name"].Value <string>();
if (json["mbid"] != null)
{
result.Mbid = json["mbid"].Value <string>();
}
var imageToken = json["image"];
if (imageToken != null)
{
foreach (var image in imageToken.Children())
{
if (image["#text"] == null)
{
continue;
}
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;
case "mega":
result.ImageMega = image["#text"].Value <string>();
break;
}
}
}
if (json.SelectToken("tags.tag") != null)
{
result.TopTags = new List <string>();
var tagToken = json.SelectToken("tags.tag");
if (tagToken is JArray)
{
foreach (var t in tagToken)
{
result.TopTags.Add(t["name"].Value <string>());
}
}
else
{
result.TopTags.Add(tagToken["name"].Value <string>());
}
}
if (json.SelectToken("similar.artist") != null)
{
result.SimilarArtists = new List <LastFmArtist>();
var similarToken = json.SelectToken("similar.artist");
if (similarToken is JArray)
{
foreach (var artistToken in similarToken)
{
result.SimilarArtists.Add(FromJson(artistToken));
}
}
else
{
result.SimilarArtists.Add(FromJson(similarToken));
}
}
if (json.SelectToken("bio.summary") != null)
{
result.Bio = json.SelectToken("bio.summary").Value <string>().Trim();
}
return(result);
}
