public DialogEditChannelViewModel()
{
this.useHoldingBay = true;
_holdingBay = ContainerHelper.GetService <IHoldingBay>();
NewYtChannel = (YTChannel)_holdingBay.GetEntry("CHANNEL_NEW", false); // do not remove object from our repo
}
/// <summary>
/// Adds new youtube channel to our repository
/// </summary>
/// <param name="channel">Defined youtube channel</param>
public void AddChannel(YTChannel channel)
{
if (ReferenceEquals(channel, null))
{
return;
}
appRepo.ytChannels.Add(channel);
_eventBus.RaiseEvent(EventOnBus.channelAdded, this, new EventBusArgs()
{
Item = channel
});
}
/// <summary>
/// Handler executed when CardEditmd command is invoked
/// </summary>
private async void OnCardEdited()
{
if (ReferenceEquals(_selectedYtChannel, null))
{
return;
}
// Create a copy if we would cancel our edit
var channelBackup = Activator.CreateInstance <YTChannel>();
var fields = channelBackup.GetType().GetFields(BindingFlags.Public
| BindingFlags.Instance);
foreach (var field in fields)
{
var value = field.GetValue(_selectedYtChannel);
field.SetValue(channelBackup, value);
}
//let's set up a little MVVM, cos that's what the cool kids are doing:
var view = new DialogEditChannel()
{
DataContext = new DialogEditChannelViewModel(_selectedYtChannel)
};
//show the dialog
bool result = (bool)await DialogHost.Show(view, "RootDialog");
// User cliked cancel - so we dont edit this channel
if (!result)
{
_selectedYtChannel = channelBackup;
return;
}
// Save change in our repository
_yupRepository.SaveRepository();
// Fire up event that we had a channel modification
_eventBus.RaiseEvent(EventOnBus.channelEdited, this, new EventBusArgs()
{
Item = _selectedYtChannel
});
// Clean up searchbox terms
_searchBoxTerm = "";
SearchBoxTerm = "";
}
/// <summary>
/// Method responsible for filtering based on username
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void FilterChannels(object sender, FilterEventArgs e)
{
YTChannel svm = (YTChannel)e.Item;
if (string.IsNullOrWhiteSpace(this.SearchBoxTerm) || this.SearchBoxTerm.Length == 0 || this.SearchBoxTerm.Length < 3)
{
e.Accepted = true;
}
else
{
if (!ReferenceEquals(svm.user, null))
{
e.Accepted = (svm.friendlyName.IndexOf(SearchBoxTerm, StringComparison.OrdinalIgnoreCase)) >= 0 || (svm.user.IndexOf(SearchBoxTerm, StringComparison.OrdinalIgnoreCase)) >= 0 || (svm.description.IndexOf(SearchBoxTerm, StringComparison.OrdinalIgnoreCase)) >= 0;
}
else
{
e.Accepted = true;
}
}
}
public void Editchannel(YTChannel channel)
{
//TODO ? Do we need to edit channels ?
}
/// <summary>
/// Handler executed when SearchBoxCmd command is invoked
/// </summary>
private async void OnSearchBoxCmd()
{
// If we dont have anything we skip actions :)
if (string.IsNullOrWhiteSpace(SearchBoxTerm))
{
return;
}
string tmpChannelID;
Channel tmpChannelStats = null;
if (IsUrl(SearchBoxTerm))
{
tmpChannelID = _ytManager.GetChannelIdFromUrl(SearchBoxTerm);
if (tmpChannelID != null)
{
tmpChannelStats = _ytManager.GetChannelStatistcsByChannelId(tmpChannelID);
}
}
else
{
tmpChannelID = await _ytManager.GetChannelIdForUserAsync(SearchBoxTerm);
if (tmpChannelID != null)
{
tmpChannelStats = _ytManager.GetChannelStatistcsByUser(SearchBoxTerm);
}
}
// bail out if we have not found anything
if (tmpChannelStats == null)
{
return;
}
var chann = new YTChannel()
{
description =
$"{tmpChannelStats.Snippet.Description.Substring(0, tmpChannelStats.Snippet.Description.Length < 100 ? tmpChannelStats.Snippet.Description.Length : 100).Trim()} ...",
thumbnail = tmpChannelStats.Snippet.Thumbnails.High.Url,
channelId = tmpChannelStats.Id,
user = tmpChannelStats.Snippet.Title
};
/*
* At this stage we have channel so we can push it into our holding bay.
* Probably there is a better way to do it - just havent discovered it yet :)
*/
_holdingbay.AddEntry("CHANNEL_NEW", chann);
//let's set up a little MVVM, cos that's what the cool kids are doing:
var view = new DialogEditChannel()
{
DataContext = new DialogEditChannelViewModel()
};
//show the dialog
bool result = (bool)await DialogHost.Show(view, "RootDialog");
if (!result)
{
return; // User cliked cancel - so we dont add this channel
}
chann = (YTChannel)_holdingbay.GetEntry("CHANNEL_NEW");
_yupRepository.AddChannel(chann);
_yupRepository.SaveRepository();
YtChannels.Add(chann);
_eventBus.RaiseEvent(EventOnBus.channelAdded, this, new EventBusArgs()
{
Item = chann
});
// Clean up searchbox terms
_searchBoxTerm = "";
SearchBoxTerm = "";
this.OnFilterChanged();
}
public DialogEditChannelViewModel(YTChannel newYtChannel)
{
NewYtChannel = newYtChannel;
}
