public BroadcastControlViewModel(MainPanelViewModel parent,
BroadcastModel broadcastModel, Configuration configuration)
{
this.configuration = configuration;
var externalSourceViewModel = parent.ExternalSourceViewModel;
BroadcastCommand = new DelegateCommand(() =>
{
// 画面ロック
IsProcessing = true;
// ヒストリ更新
externalSourceViewModel.UpdateHistory();
// YP規約チェック
var yp = parent.YellowPagesListViewModel.SelectedYellowPages;
if (!yp.IsAccepted)
{
parent.OnException(new ApplicationException("YPの規約に同意していません。" + Environment.NewLine
+ "配信を開始するにはYPの規約を確認し、同意する必要があります。"));
parent.SelectedIndex = MainPanelViewModel.YellowPagesTabIndex;
IsProcessing = false;
return;
}
var parameter = ViewModelDxo.ToBroadcastParameter(externalSourceViewModel);
var id = broadcastModel.BroadcastAsync(
yp.Model, yp.AcceptedHash, yp.Parameters.Dictionary, parameter,
new Progress<string>(x => parent.Feedback = x)).ContinueWith(t =>
{
if (t.IsFaulted)
{
parent.OnException(t.Exception);
IsProcessing = false;
return;
}
BroadcastingChannel = new BroadcastingChannel(parameter.Name, t.Result.Id);
IsProcessing = false;
}, TaskScheduler.FromCurrentSynchronizationContext());
}, () =>
{
if (IsProcessing)
return false;
if (IsBroadcasting)
return false;
if (parent.SettingsViewModel.HasError)
return false;
if (parent.YellowPagesListViewModel.SelectedYellowPages == null)
return false;
if (externalSourceViewModel.HasError)
return false;
return true;
});
UpdateCommand = new DelegateCommand(() =>
{
IsProcessing = true;
parent.ExternalSourceViewModel.UpdateHistory();
var yp = parent.YellowPagesListViewModel.SelectedYellowPages;
broadcastModel.UpdateAsync(
yp.Model, yp.Parameters.Dictionary,
ViewModelDxo.ToUpdateParameter(BroadcastingChannel.Id, parent.ExternalSourceViewModel),
new Progress<string>(x => parent.Feedback = x))
.ContinueWith(t =>
{
if (t.IsFaulted)
{
parent.OnException(t.Exception);
}
IsProcessing = false;
}, TaskScheduler.FromCurrentSynchronizationContext());
}, () =>
{
if (IsProcessing)
return false;
if (!IsBroadcasting)
return false;
if (parent.SettingsViewModel.HasError)
return false;
if (externalSourceViewModel.HasError)
return false;
return true;
});
StopCommand = new DelegateCommand(() =>
{
IsProcessing = true;
var yp = parent.YellowPagesListViewModel.SelectedYellowPages;
broadcastModel.StopAsync(yp.Model, yp.Parameters.Dictionary,
BroadcastingChannel.Name, BroadcastingChannel.Id,
new Progress<string>(x => parent.Feedback = x))
.ContinueWith(t =>
{
if (t.IsFaulted)
{
parent.OnException(t.Exception);
IsProcessing = false;
return;
}
BroadcastingChannel = null;
IsProcessing = false;
}, TaskScheduler.FromCurrentSynchronizationContext());
}, () =>
{
if (IsProcessing)
return false;
if (!IsBroadcasting)
return false;
if (parent.SettingsViewModel.HasError)
return false;
return true;
});
}