/// <summary>
/// Initializes a new instance of the <see cref="VideoCaptionPage"/> class.
/// </summary>
/// <param name="video">YouTube video.</param>
/// <param name="captionTrack">Captions.</param>
public VideoCaptionPage(Video video, ClosedCaptionTrack captionTrack)
{
this.InitializeComponent();
var vm = App.Container.Resolve <VideoCaptionViewModel>(new NamedParameter("video", video), new NamedParameter("captionTrack", captionTrack));
this.BindingContext = vm;
}
/// <summary>
/// Convert closed captions to SRT format.
/// </summary>
/// <param name="closedCaptionTrack"></param>
/// <returns></returns>
/// <exception cref="ArgumentNullException">When closedCaptionTrack is null</exception>
public static string ToSRT(this ClosedCaptionTrack closedCaptionTrack)
{
if (closedCaptionTrack == null)
{
throw new ArgumentNullException(nameof(closedCaptionTrack));
}
return(closedCaptionTrack.Captions.ToSRT());
}
/// <summary>
/// Convert closed captions to SRT format.
/// </summary>
/// <param name="closedCaptionTrack"></param>
/// <returns></returns>
/// <exception cref="ArgumentNullException">When closedCaptionTrack is null</exception>
public static string ToSRT(this ClosedCaptionTrack closedCaptionTrack)
{
if (closedCaptionTrack == null)
{
Debug.LogWarning("Closed caption track is null ");
return("");
//throw new ArgumentNullException(nameof(closedCaptionTrack));
}
return(closedCaptionTrack.Captions.ToSRT());
}
public static void IsSet(this Assert assert, ClosedCaptionTrack closedCaption)
{
Assert.IsNotNull(closedCaption);
Assert.IsNotNull(closedCaption.Info);
Assert.IsNotNull(closedCaption.Captions);
foreach (var caption in closedCaption.Captions)
{
Assert.IsNotNull(caption);
Assert.IsNotNull(caption.Text);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="VideoCaptionViewModel"/> class.
/// </summary>
/// <param name="video">YouTube video.</param>
/// <param name="captionTrack">Captions.</param>
/// <param name="properties">Platform Properties.</param>
/// <param name="resource">Resources.</param>
/// <param name="database">Database.</param>
/// <param name="error">Error Handler.</param>
/// <param name="navigation">Navigation Handler.</param>
public VideoCaptionViewModel(
Video video,
ClosedCaptionTrack captionTrack,
IPlatformProperties properties,
IResourceHelper resource,
IDatabase database,
IErrorHandler error,
INavigationHandler navigation)
: base(properties, resource, database, error, navigation)
{
if (captionTrack == null)
{
throw new ArgumentNullException(nameof(captionTrack));
}
this.Video = video;
this.CaptionTrack = captionTrack;
this.Captions = captionTrack.Captions.ToList();
}
public async Task ExecuteGetCaptionAsync()
{
IsBusy = true;
try
{
Track = await YouTubeWebsite.GetClosedCaptionTrackAsync(trackInfo);
AllCaptions = Track.Captions.ToList();
Captions = AllCaptions;
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
finally
{
IsBusy = false;
}
}
