public async Task <List <VkAudio> > GetById(IList <string> ids)
{
if (_vkontakte.AccessToken == null || string.IsNullOrEmpty(_vkontakte.AccessToken.Token) || _vkontakte.AccessToken.HasExpired)
{
throw new Exception("Access token is not valid.");
}
var parameters = new Dictionary <string, string>();
parameters.Add("audios", string.Join(",", ids));
_vkontakte.SignMethod(parameters);
var response = await new VkRequest(new Uri(VkConst.MethodBase + "audio.getById"), parameters).Execute();
if (VkErrorProcessor.ProcessError(response))
{
return(null);
}
if (response["response"].HasValues)
{
return((from a in response["response"] select VkAudio.FromJson(a)).ToList());
}
return(null);
}
internal static VkAudio FromJson(JToken json)
{
if (json == null)
{
throw new ArgumentException("Json can not be null.");
}
var result = new VkAudio();
result.Id = json["id"].Value <long>();
result.OwnerId = json["owner_id"].Value <long>();
result.Duration = TimeSpan.FromSeconds(json["duration"].Value <double>());
result.Url = json["url"].Value <string>();
try
{
result.Title = WebUtility.HtmlDecode(json["title"].Value <string>()).Trim();
result.Artist = WebUtility.HtmlDecode(json["artist"].Value <string>()).Trim();
}
catch (Exception ex)
{
Debug.WriteLine(ex);
result.Title = json["title"].Value <string>().Trim();
result.Artist = json["artist"].Value <string>().Trim();
}
if (json["album_id"] != null)
{
result.AlbumId = json["album_id"].Value <long>();
}
if (json["lyrics_id"] != null)
{
result.LyricsId = json["lyrics_id"].Value <long>();
}
if (json["genre_id"] != null)
{
result.GenreId = json["genre_id"].Value <long>();
}
if (json["is_licensed"] != null)
{
result.IsLicensed = json["is_licensed"].Value <bool>();
}
if (json["access_key"] != null)
{
result.AccessKey = json["access_key"].Value <string>();
}
if (json["album"] != null)
{
result.Album = VkAudioAlbum.FromJson(json["album"]);
}
return(result);
}
public VkAudioAttachment(VkAudio audio)
{
this.Id = audio.Id;
this.OwnerId = audio.OwnerId;
this.Artist = audio.Artist;
this.Title = audio.Title;
this.Duration = audio.Duration;
this.Url = audio.Url;
}
public async Task <VkItemsResponse <VkAudio> > GetRecommendations(string targetAudio = null, int count = 0, int offset = 0, long userId = 0, bool shuffle = false)
{
if (_vkontakte.AccessToken == null || string.IsNullOrEmpty(_vkontakte.AccessToken.Token) || _vkontakte.AccessToken.HasExpired)
{
throw new Exception("Access token is not valid.");
}
var parameters = new Dictionary <string, string>();
if (!string.IsNullOrEmpty(targetAudio))
{
parameters.Add("target_audio", targetAudio);
}
if (userId > 0)
{
parameters.Add("user_id", userId.ToString(CultureInfo.InvariantCulture));
}
if (count > 0)
{
parameters.Add("count", count.ToString(CultureInfo.InvariantCulture));
}
if (offset > 0)
{
parameters.Add("offset", offset.ToString(CultureInfo.InvariantCulture));
}
if (shuffle)
{
parameters.Add("shuffle", "1");
}
_vkontakte.SignMethod(parameters);
var response = await new VkRequest(new Uri(VkConst.MethodBase + "audio.getRecommendations"), parameters).Execute();
if (VkErrorProcessor.ProcessError(response))
{
return(VkItemsResponse <VkAudio> .Empty);
}
var token = response.SelectToken("response.items");
if (token != null && token.HasValues)
{
return(new VkItemsResponse <VkAudio>((from a in token select VkAudio.FromJson(a)).ToList()));
}
return(VkItemsResponse <VkAudio> .Empty);
}
public async Task <List <VkAudio> > GetById(IList <string> ids)
{
var parameters = new Dictionary <string, string>();
parameters.Add("audios", string.Join(",", ids));
_vkontakte.SignMethod(parameters);
var response = await VkRequest.GetAsync(VkConst.MethodBase + "audio.getById", parameters);
if (response["response"]?.HasValues == true)
{
return((from a in response["response"] select VkAudio.FromJson(a)).ToList());
}
return(null);
}
public async Task <VkItemsResponse <VkAudio> > GetRecommendations(string targetAudio = null, int count = 0, int offset = 0, long userId = 0, bool shuffle = false)
{
var parameters = new Dictionary <string, string>();
if (!string.IsNullOrEmpty(targetAudio))
{
parameters.Add("target_audio", targetAudio);
}
if (userId > 0)
{
parameters.Add("user_id", userId.ToString(CultureInfo.InvariantCulture));
}
if (count > 0)
{
parameters.Add("count", count.ToString(CultureInfo.InvariantCulture));
}
if (offset > 0)
{
parameters.Add("offset", offset.ToString(CultureInfo.InvariantCulture));
}
if (shuffle)
{
parameters.Add("shuffle", "1");
}
_vkontakte.SignMethod(parameters);
var response = await VkRequest.GetAsync(VkConst.MethodBase + "audio.getRecommendations", parameters);
var token = response.SelectToken("response.items");
if (token != null && token.HasValues)
{
return(new VkItemsResponse <VkAudio>((from a in token select VkAudio.FromJson(a)).ToList()));
}
return(VkItemsResponse <VkAudio> .Empty);
}
internal static VkAudio FromJson(JToken json)
{
if (json == null)
throw new ArgumentException("Json can not be null.");
var result = new VkAudio();
result.Id = json["id"].Value<long>();
result.OwnerId = json["owner_id"].Value<long>();
result.Duration = TimeSpan.FromSeconds(json["duration"].Value<double>());
result.Url = json["url"].Value<string>();
try
{
result.Title = WebUtility.HtmlDecode(json["title"].Value<string>()).Trim();
result.Artist = WebUtility.HtmlDecode(json["artist"].Value<string>()).Trim();
}
catch (Exception ex)
{
Debug.WriteLine(ex);
result.Title = json["title"].Value<string>().Trim();
result.Artist = json["artist"].Value<string>().Trim();
}
if (json["album_id"] != null)
result.AlbumId = json["album_id"].Value<long>();
if (json["lyrics_id"] != null)
result.LyricsId = json["lyrics_id"].Value<long>();
if (json["genre_id"] != null)
result.GenreId = json["genre_id"].Value<long>();
return result;
}
public async Task <VkItemsResponse <VkAudio> > GetPopular(bool onlyEng = false, int count = 0, int offset = 0, int genreId = 0)
{
if (_vkontakte.AccessToken == null || string.IsNullOrEmpty(_vkontakte.AccessToken.Token) || _vkontakte.AccessToken.HasExpired)
{
throw new Exception("Access token is not valid.");
}
var parameters = new Dictionary <string, string>();
if (onlyEng)
{
parameters.Add("only_eng", "1");
}
if (genreId != 0)
{
parameters.Add("genre_id", genreId.ToString(CultureInfo.InvariantCulture));
}
if (count > 0)
{
parameters.Add("count", count.ToString(CultureInfo.InvariantCulture));
}
if (offset > 0)
{
parameters.Add("offset", offset.ToString(CultureInfo.InvariantCulture));
}
_vkontakte.SignMethod(parameters);
var response = await new VkRequest(new Uri(VkConst.MethodBase + "audio.getPopular"), parameters).Execute();
if (VkErrorProcessor.ProcessError(response))
{
return(null);
}
if (response["response"].HasValues)
{
return(new VkItemsResponse <VkAudio>((from a in response["response"] select VkAudio.FromJson(a)).ToList()));
}
return(VkItemsResponse <VkAudio> .Empty);
}
/// <summary>
/// Search audios.
/// See also <see cref="http://vk.com/dev/audio.search"/>
/// </summary>
/// <param name="query">Query</param>
/// <param name="count">Count</param>
/// <param name="offset">Offset</param>
/// <param name="sort">Sort</param>
/// <param name="withLyricsOnly">If true will show only audios with lyrics</param>
/// <param name="autoFix">If true will fix incorrect queries</param>
/// <param name="artistOnly">If true will search only by artist</param>
/// <param name="ownOnly">If true will search only in audios of current user</param>
/// <returns></returns>
public async Task <VkItemsResponse <VkAudio> > Search(string query, int count = 0, int offset = 0, VkAudioSortType sort = VkAudioSortType.DateAdded, bool withLyricsOnly = false, bool autoFix = true,
bool artistOnly = false, bool ownOnly = false)
{
if (_vkontakte.AccessToken == null || string.IsNullOrEmpty(_vkontakte.AccessToken.Token) || _vkontakte.AccessToken.HasExpired)
{
throw new Exception("Access token is not valid.");
}
if (count > MAX_AUDIO_COUNT)
{
throw new ArgumentException("Maximum count is " + MAX_AUDIO_COUNT + ".");
}
if (query == null)
{
throw new ArgumentException("Query must not be null.");
}
var parameters = new Dictionary <string, string>();
parameters.Add("q", query);
if (autoFix)
{
parameters.Add("auto_complete", "1");
}
parameters.Add("sort", ((int)sort).ToString(CultureInfo.InvariantCulture));
if (withLyricsOnly)
{
parameters.Add("lyrics", "1");
}
if (artistOnly)
{
parameters.Add("performer_only", "1");
}
if (ownOnly)
{
parameters.Add("search_own", "1");
}
if (count > 0)
{
parameters.Add("count", count.ToString(CultureInfo.InvariantCulture));
}
else
{
parameters.Add("count", MAX_AUDIO_COUNT.ToString(CultureInfo.InvariantCulture));
}
if (offset > 0)
{
parameters.Add("offset", offset.ToString(CultureInfo.InvariantCulture));
}
_vkontakte.SignMethod(parameters);
var response = await new VkRequest(new Uri(VkConst.MethodBase + "audio.search"), parameters).Execute();
if (VkErrorProcessor.ProcessError(response))
{
return(null);
}
if (response.SelectToken("response.items") != null)
{
return(new VkItemsResponse <VkAudio>((from a in response["response"]["items"] where a.HasValues && !string.IsNullOrEmpty(a["url"].Value <string>()) select VkAudio.FromJson(a)).ToList(),
response["response"]["count"].Value <int>()));
}
return(VkItemsResponse <VkAudio> .Empty);
}
public async Task <VkItemsResponse <VkAudio> > GetPopular(bool onlyEng = false, int count = 0, int offset = 0, int genreId = 0)
{
var parameters = new Dictionary <string, string>();
if (onlyEng)
{
parameters.Add("only_eng", "1");
}
if (genreId != 0)
{
parameters.Add("genre_id", genreId.ToString(CultureInfo.InvariantCulture));
}
if (count > 0)
{
parameters.Add("count", count.ToString(CultureInfo.InvariantCulture));
}
if (offset > 0)
{
parameters.Add("offset", offset.ToString(CultureInfo.InvariantCulture));
}
_vkontakte.SignMethod(parameters);
var response = await VkRequest.GetAsync(VkConst.MethodBase + "audio.getPopular", parameters);
if (response["response"]?.HasValues == true)
{
return(new VkItemsResponse <VkAudio>((from a in response["response"] select VkAudio.FromJson(a)).ToList()));
}
return(VkItemsResponse <VkAudio> .Empty);
}
/// <summary>
/// Search audios.
/// See also <see cref="http://vk.com/dev/audio.search"/>
/// </summary>
/// <param name="query">Query</param>
/// <param name="count">Count</param>
/// <param name="offset">Offset</param>
/// <param name="sort">Sort</param>
/// <param name="withLyricsOnly">If true will show only audios with lyrics</param>
/// <param name="autoFix">If true will fix incorrect queries</param>
/// <param name="artistOnly">If true will search only by artist</param>
/// <param name="ownOnly">If true will search only in audios of current user</param>
/// <returns></returns>
public async Task <VkItemsResponse <VkAudio> > Search(string query, int count = 0, int offset = 0, VkAudioSortType sort = VkAudioSortType.DateAdded, bool withLyricsOnly = false, bool autoFix = true,
bool artistOnly = false, bool ownOnly = false)
{
if (count > MAX_AUDIO_COUNT)
{
throw new ArgumentException("Maximum count is " + MAX_AUDIO_COUNT);
}
if (query == null)
{
throw new ArgumentException("Query must not be null.");
}
var parameters = new Dictionary <string, string>();
parameters["q"] = query;
if (autoFix)
{
parameters["auto_complete"] = "1";
}
parameters["sort"] = ((int)sort).ToString(CultureInfo.InvariantCulture);
if (withLyricsOnly)
{
parameters["lyrics"] = "1";
}
if (artistOnly)
{
parameters["performer_only"] = "1";
}
if (ownOnly)
{
parameters["search_own"] = "1";
}
if (count > 0)
{
parameters["count"] = count.ToString(CultureInfo.InvariantCulture);
}
else
{
parameters["count"] = MAX_AUDIO_COUNT.ToString(CultureInfo.InvariantCulture);
}
if (offset > 0)
{
parameters["offset"] = offset.ToString(CultureInfo.InvariantCulture);
}
_vkontakte.SignMethod(parameters);
var response = await VkRequest.GetAsync(VkConst.MethodBase + "audio.search", parameters);
if (response.SelectToken("response.items") != null)
{
return(new VkItemsResponse <VkAudio>((from a in response["response"]["items"] where a.HasValues && !string.IsNullOrEmpty(a["url"].Value <string>()) select VkAudio.FromJson(a)).ToList(),
response["response"]["count"].Value <int>()));
}
return(VkItemsResponse <VkAudio> .Empty);
}
