public void PlayAudio(VkAudioAttachment audio)
{
BackgroundMediaPlayer.Current.SetUriSource(new Uri(audio.Url));
BackgroundMediaPlayer.Current.Play();
_positionTimer.Start();
}
public static VkWallEntry FromJson(JToken json)
{
if (json == null)
{
throw new ArgumentException("Json can not be null.");
}
VkWallEntry vkWallEntry = new VkWallEntry();
vkWallEntry.Id = json["id"].Value <double>();
if (json["attachments"] != null)
{
vkWallEntry.Attachments = new List <VkAttachment>();
using (IEnumerator <JToken> enumerator = json["attachments"].AsEnumerable().GetEnumerator())
{
while (enumerator.MoveNext())
{
JToken current = enumerator.Current;
string text;
if ((text = current["type"].Value <string>()) != null && text == "audio")
{
vkWallEntry.Attachments.Add(VkAudioAttachment.FromJson(current["audio"]));
}
}
}
}
return(vkWallEntry);
}
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);
}
public static VkNewsEntry FromJson(JToken json)
{
if (json == null)
{
throw new ArgumentException("Json can not be null.");
}
VkNewsEntry vkNewsEntry = new VkNewsEntry();
if (json["post_id"] != null)
{
vkNewsEntry.Id = json["post_id"].Value <long>();
}
if (json["type"] != null)
{
vkNewsEntry.Type = json["type"].Value <string>();
}
if (json["source_id"] != null)
{
vkNewsEntry.SourceId = json["source_id"].Value <long>();
}
if (json["date"] != null)
{
vkNewsEntry.Date = DateTimeExtensions.UnixTimeStampToDateTime((double)json["date"].Value <long>());
}
if (json["text"] != null)
{
vkNewsEntry.Text = json["text"].Value <string>();
vkNewsEntry.Text = vkNewsEntry.Text.Replace("<br>", Environment.NewLine);
}
if (json["attachments"] != null)
{
vkNewsEntry.Attachments = new List <VkAttachment>();
using (IEnumerator <JToken> enumerator = json["attachments"].AsEnumerable().GetEnumerator())
{
while (enumerator.MoveNext())
{
JToken current = enumerator.Current;
string text;
if ((text = current["type"].Value <string>()) != null)
{
if (!(text == "audio"))
{
if (text == "photo")
{
vkNewsEntry.Attachments.Add(VkPhotoAttachment.FromJson(current["photo"]));
}
}
else
{
vkNewsEntry.Attachments.Add(VkAudioAttachment.FromJson(current["audio"]));
}
}
}
}
}
if (json["comments"] != null)
{
vkNewsEntry.CommentsCount = json["comments"]["count"].Value <long>();
vkNewsEntry.CanWriteComment = (json["comments"]["can_post"].Value <int>() == 1);
}
return(vkNewsEntry);
}
public static VkWallEntry FromJson(JToken json)
{
if (json == null)
{
throw new ArgumentException("Json can not be null.");
}
var result = new VkWallEntry();
result.Id = json["id"].Value <double>();
if (json["text"] != null)
{
result.Text = WebUtility.HtmlDecode(json["text"].Value <string>());
result.Text = result.Text.Replace("<br>", Environment.NewLine);
}
if (json["from_id"] != null)
{
result.SourceId = json["from_id"].Value <long>();
}
if (json["date"] != null)
{
result.Date = DateTimeExtensions.UnixTimeStampToDateTime(json["date"].Value <long>());
}
if (json["attachments"] != null)
{
result.Attachments = new List <VkAttachment>();
foreach (var a in json["attachments"])
{
switch (a["type"].Value <string>())
{
case "audio":
result.Attachments.Add(VkAudioAttachment.FromJson(a["audio"]));
break;
case "photo":
result.Attachments.Add(VkPhotoAttachment.FromJson(a["photo"]));
break;
}
}
}
if (json["copy_history"] != null)
{
result.CopyHistory = new List <VkWallEntry>();
foreach (var p in json["copy_history"])
{
try
{
var post = VkWallEntry.FromJson(p);
if (post != null)
{
result.CopyHistory.Add(post);
}
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
}
}
return(result);
}
