public static new VkAudioAttachment FromJson(JToken json)
{
if (json == null)
throw new ArgumentException("Json can not be null.");
var result = new VkAudioAttachment();
result.Id = json["id"].Value<long>();
result.OwnerId = json["owner_id"].Value<long>();
result.Artist = json["artist"].Value<string>();
result.Title = json["title"].Value<string>();
result.Duration = TimeSpan.FromSeconds(json["duration"].Value<int>());
if (json["url"] != null)
result.Url = json["url"].Value<string>();
return result;
}
public static List <VkAttachment> FromJson(JToken json)
{
var result = new List <VkAttachment>();
foreach (var a in json)
{
switch (a["type"].Value <string>())
{
case "audio":
result.Add(VkAudioAttachment.FromJson(a["audio"]));
break;
case "photo":
result.Add(VkPhotoAttachment.FromJson(a["photo"]));
break;
case "sticker":
result.Add(VkStickerAttachment.FromJson(a["sticker"]));
break;
case "gift":
result.Add(VkGiftAttachment.FromJson(a["gift"]));
break;
case "link":
result.Add(VkLinkAttachment.FromJson(a["link"]));
break;
case "doc":
result.Add(VkDocumentAttachment.FromJson(a["doc"]));
break;
case "video":
result.Add(VkVideoAttachment.FromJson(a["video"]));
break;
case "wall":
result.Add(VkWallPostAttachment.FromJson(a["wall"]));
break;
}
}
return(result);
}
public static List <VkAttachment> FromJson(JToken json, string apiVersion = null)
{
var result = new List <VkAttachment>();
foreach (var a in json)
{
switch (a["type"].Value <string>())
{
case "audio":
result.Add(VkAudioAttachment.FromJson(a["audio"]));
break;
case "photo":
result.Add(VkPhotoAttachment.FromJson(a["photo"]));
break;
}
}
return(result);
}
public new static VkAudioAttachment FromJson(JToken json)
{
if (json == null)
{
throw new ArgumentException("Json can not be null.");
}
var result = new VkAudioAttachment();
result.Id = json["id"].Value <long>();
result.OwnerId = json["owner_id"].Value <long>();
result.Artist = json["artist"].Value <string>();
result.Title = json["title"].Value <string>();
result.Duration = TimeSpan.FromSeconds(json["duration"].Value <int>());
if (json["url"] != null)
{
result.Url = json["url"].Value <string>();
}
return(result);
}
private async Task<List<VkAudioAttachment>> GetAudioList(IProgress<int> progress, CancellationToken token)
{
if (Tracks == null)
return null;
var result = new List<VkAudioAttachment>();
int requestsCount = 0;
foreach (var audio in Tracks)
{
if (token.IsCancellationRequested)
return null;
if (audio.Source == null)
{
VkAudio vkAudio = null;
try
{
vkAudio = await DataService.GetAudioByArtistAndTitle(audio.Artist, audio.Title);
}
catch (Exception ex)
{
LoggingService.Log(ex);
}
if (vkAudio != null)
{
var audioAttachment = new VkAudioAttachment();
audioAttachment.Id = long.Parse(vkAudio.Id);
audioAttachment.OwnerId = vkAudio.OwnerId;
result.Add(audioAttachment);
}
else
{
LoggingService.Log("Failed to find audio " + audio.Artist + " - " + audio.Title);
}
requestsCount++;
if (requestsCount >= 2) //не больше 2-х запросов в секунду
{
requestsCount = 0;
await Task.Delay(1000);
}
}
else
{
var audioAttachment = new VkAudioAttachment();
audioAttachment.Id = long.Parse(audio.Id);
audioAttachment.OwnerId = audio.OwnerId;
result.Add(audioAttachment);
}
if (token.IsCancellationRequested)
return null;
progress.Report(1);
}
return result;
}
