internal static string GetFilePath(this StoreMediaOptions self, string rootPath)
{
bool isPhoto = !(self is StoreVideoOptions);
string name = (self != null) ? self.Name : null;
if (String.IsNullOrWhiteSpace(name))
{
string timestamp = DateTime.Now.ToString("yyyyMMdd_HHmmss");
if (isPhoto)
{
name = "IMG_" + timestamp + ".jpg";
}
else
{
name = "VID_" + timestamp + ".mp4";
}
}
string ext = Path.GetExtension(name);
if (ext == String.Empty)
{
ext = ((isPhoto) ? ".jpg" : ".mp4");
}
name = Path.GetFileNameWithoutExtension(name);
string folder = Path.Combine(rootPath ?? String.Empty,
(self != null && self.Directory != null) ? self.Directory : String.Empty);
return(Path.Combine(folder, name + ext));
}
private Intent CreateMediaIntent(int id, string type, string action, StoreMediaOptions options,
bool tasked = true)
{
Intent pickerIntent = new Intent(context, typeof(MediaPickerActivity));
pickerIntent.PutExtra(MediaPickerActivity.ExtraId, id);
pickerIntent.PutExtra(MediaPickerActivity.ExtraType, type);
pickerIntent.PutExtra(MediaPickerActivity.ExtraAction, action);
pickerIntent.PutExtra(MediaPickerActivity.ExtraTasked, tasked);
if (options != null)
{
pickerIntent.PutExtra(MediaPickerActivity.ExtraPath, options.Directory);
pickerIntent.PutExtra(MediaStore.Images.ImageColumns.Title, options.Name);
var vidOptions = (options as StoreVideoOptions);
if (vidOptions != null)
{
pickerIntent.PutExtra(MediaStore.ExtraDurationLimit, (int)vidOptions.DesiredLength.TotalSeconds);
pickerIntent.PutExtra(MediaStore.ExtraVideoQuality, (int)vidOptions.Quality);
}
}
return(pickerIntent);
}
private void VerifyOptions(StoreMediaOptions options)
{
if (options == null)
{
throw new ArgumentNullException("options");
}
if (Path.IsPathRooted(options.Directory))
{
throw new ArgumentException("options.Directory must be a relative path", "options");
}
}
private void VerifyOptions(StoreMediaOptions options)
{
if (options == null)
{
throw new ArgumentNullException("options");
}
//if (!Enum.IsDefined (typeof(MediaFileStoreLocation), options.Location))
// throw new ArgumentException ("options.Location is not a member of MediaFileStoreLocation");
//if (options.Location == MediaFileStoreLocation.Local)
//{
if (options.Directory != null && Path.IsPathRooted(options.Directory))
{
throw new ArgumentException("options.Directory must be a relative path", "options");
}
//}
}
internal static string GetUniqueFilepath(this StoreMediaOptions self, string rootPath, Func <string, bool> checkExists)
{
string path = self.GetFilePath(rootPath);
string folder = Path.GetDirectoryName(path);
string ext = Path.GetExtension(path);
string name = Path.GetFileNameWithoutExtension(path);
string nname = name + ext;
int i = 1;
while (checkExists(Path.Combine(folder, nname)))
{
nname = name + "_" + (i++) + ext;
}
return(Path.Combine(folder, nname));
}
internal static void VerifyOptions(this StoreMediaOptions self)
{
if (self == null)
{
throw new ArgumentNullException("options");
}
//if (!Enum.IsDefined (typeof(MediaFileStoreLocation), options.Location))
// throw new ArgumentException ("options.Location is not a member of MediaFileStoreLocation");
//if (options.Location == MediaFileStoreLocation.Local)
//{
//if (String.IsNullOrWhiteSpace (options.Directory))
// throw new ArgumentNullException ("options", "For local storage, options.Directory must be set");
if (Path.IsPathRooted(self.Directory))
{
throw new ArgumentException("options.Directory must be a relative path", "options");
}
//}
}
private Task <MediaFile> TakeMediaAsync(string type, string action, StoreMediaOptions options)
{
int id = GetRequestId();
var ntcs = new TaskCompletionSource <MediaFile>(id);
if (Interlocked.CompareExchange(ref completionSource, ntcs, null) != null)
{
throw new InvalidOperationException("Only one operation can be active at a time");
}
context.StartActivity(CreateMediaIntent(id, type, action, options));
EventHandler <MediaPickedEventArgs> handler = null;
handler = (s, e) =>
{
TaskCompletionSource <MediaFile> tcs = Interlocked.Exchange(ref completionSource, null);
MediaPickerActivity.MediaPicked -= handler;
if (e.RequestId != id)
{
return;
}
if (e.Error != null)
{
tcs.SetException(e.Error);
}
else if (e.IsCanceled)
{
tcs.SetCanceled();
}
else
{
tcs.SetResult(e.Media);
}
};
MediaPickerActivity.MediaPicked += handler;
return(ntcs.Task);
}
private void VerifyOptions (StoreMediaOptions options)
{
if (options == null)
throw new ArgumentNullException ("options");
if (options.Directory != null && Path.IsPathRooted (options.Directory))
throw new ArgumentException ("options.Directory must be a relative path", "options");
}
private Task<MediaFile> TakeMediaAsync( string type, string action, StoreMediaOptions options )
{
int id = GetRequestId();
var ntcs = new TaskCompletionSource<MediaFile>( id );
if(Interlocked.CompareExchange( ref completionSource, ntcs, null ) != null)
{
throw new InvalidOperationException( "Only one operation can be active at a time" );
}
context.StartActivity( CreateMediaIntent( id, type, action, options ) );
EventHandler<MediaPickedEventArgs> handler = null;
handler = ( s, e ) =>
{
TaskCompletionSource<MediaFile> tcs = Interlocked.Exchange( ref completionSource, null );
MediaPickerActivity.MediaPicked -= handler;
if(e.RequestId != id)
{
return;
}
if(e.Error != null)
{
tcs.SetException( e.Error );
}
else if(e.IsCanceled)
{
tcs.SetCanceled();
}
else
{
tcs.SetResult( e.Media );
}
};
MediaPickerActivity.MediaPicked += handler;
return ntcs.Task;
}
private Intent CreateMediaIntent( int id, string type, string action, StoreMediaOptions options,
bool tasked = true )
{
Intent pickerIntent = new Intent( context, typeof(MediaPickerActivity) );
pickerIntent.PutExtra( MediaPickerActivity.ExtraId, id );
pickerIntent.PutExtra( MediaPickerActivity.ExtraType, type );
pickerIntent.PutExtra( MediaPickerActivity.ExtraAction, action );
pickerIntent.PutExtra( MediaPickerActivity.ExtraTasked, tasked );
if(options != null)
{
pickerIntent.PutExtra( MediaPickerActivity.ExtraPath, options.Directory );
pickerIntent.PutExtra( MediaStore.Images.ImageColumns.Title, options.Name );
var vidOptions = (options as StoreVideoOptions);
if(vidOptions != null)
{
pickerIntent.PutExtra( MediaStore.ExtraDurationLimit, (int)vidOptions.DesiredLength.TotalSeconds );
pickerIntent.PutExtra( MediaStore.ExtraVideoQuality, (int)vidOptions.Quality );
}
}
return pickerIntent;
}
private void VerifyOptions (StoreMediaOptions options)
{
if (options == null)
throw new ArgumentNullException ("options");
//if (!Enum.IsDefined (typeof(MediaFileStoreLocation), options.Location))
// throw new ArgumentException ("options.Location is not a member of MediaFileStoreLocation");
//if (options.Location == MediaFileStoreLocation.Local)
//{
if (options.Directory != null && Path.IsPathRooted (options.Directory))
throw new ArgumentException ("options.Directory must be a relative path", "options");
//}
}
