private async void OnTapped(object sender, ItemTappedEventArgs e)
{
var item = e.Item as SubscriptionView;
ContentPage detailSubPage = new DetailSubscriptionPage(client, item.SubscriptionID);
detailSubPage.Title = "Subscription Details";
await Navigation.PushAsync(detailSubPage);
}
private async void OnCreateSubscription(object sender, EventArgs e)
{
Device.BeginInvokeOnMainThread(() =>
{
UserDialogs.Instance.ShowLoading();
});
Double reqPubInterval;
uint reqLifeTimeCount;
uint reqMaxKeepAliveCount;
uint maxNotPerPublish;
byte priority;
try
{
if (string.IsNullOrWhiteSpace(RequestedPublishingInterval.Text))
{
throw new EmptyEntryException("Empty Requested Publish Interval Entry!");
}
try
{
reqPubInterval = Convert.ToDouble(RequestedPublishingInterval.Text);
}
catch (FormatException p)
{
throw new FormatException("Request Publish Format not valid!", p);
}
if (string.IsNullOrWhiteSpace(RequestedLifetimeCount.Text))
{
throw new EmptyEntryException("Empty Request Lifetime Count Empty!");
}
try
{
reqLifeTimeCount = Convert.ToUInt32(RequestedLifetimeCount.Text);
}
catch (FormatException p)
{
throw new FormatException("Request Lifetime Count Format not valid!", p);
}
if (string.IsNullOrWhiteSpace(RequestedMaxKeepAliveCount.Text))
{
throw new EmptyEntryException("Empty Request Max Keep Alive Count Entry!");
}
try
{
reqMaxKeepAliveCount = Convert.ToUInt32(RequestedMaxKeepAliveCount.Text);
}
catch (FormatException p)
{
throw new FormatException("Request Max Keep Alive Count Format non valid!", p);
}
if (string.IsNullOrWhiteSpace(MaxNotificationPerPublish.Text))
{
throw new EmptyEntryException("Empty Max Notification Per Publish Entry !");
}
try {
maxNotPerPublish = Convert.ToUInt32(MaxNotificationPerPublish.Text);
}
catch (FormatException p)
{
throw new FormatException("Max Notification Per Publish Format not valid!", p);
}
if (string.IsNullOrWhiteSpace(Priority.Text))
{
throw new EmptyEntryException("Empty Priority Entry!");
}
try
{
priority = Convert.ToByte(Priority.Text);
}
catch (FormatException p)
{
throw new FormatException("Priority Format not valid!", p);
}
SubscriptionView subView = await Task.Run(() => client.CreateSub(reqPubInterval, reqLifeTimeCount, reqMaxKeepAliveCount, maxNotPerPublish, true, priority));
Device.BeginInvokeOnMainThread(() =>
{
UserDialogs.Instance.HideLoading();
});
if (subView.PublishingInterval != reqPubInterval || subView.KeepAliveCount != reqMaxKeepAliveCount || subView.LifeTimeCount != reqLifeTimeCount)
{
await DisplayAlert("Info", "Subscription created successfully with revised parameters.", "ok");
}
else
{
await DisplayAlert("Info", "Subscription created successfully with requested parameters.", "ok");
}
ContentPage detailSubPage = new DetailSubscriptionPage(client, subView.SubscriptionID);
detailSubPage.Title = "Subscription Details";
await Navigation.PushAsync(detailSubPage);
Navigation.RemovePage(this);
}
catch (EmptyEntryException p)
{
await DisplayAlert("Error", p.Message, "Ok");
}
catch (FormatException p)
{
await DisplayAlert("Error", p.Message, "Ok");
}
}
private async void OnCreateMonitoredItem(object sender, EventArgs e)
{
int typeID;
ushort namespaceIndex;
string identifierNode = null;
uint identifierNodeInt = 0;
int samplingInterval;
bool discardOldest;
uint queueSize;
int monitoringMode;
int filterTrigger;
uint deadbandType;
double deadbandValue;
try
{
typeID = TypeNodeIdPicker.SelectedIndex;
if (string.IsNullOrEmpty(NodeID.Text))
{
throw new EmptyEntryException("Empty Node ID Entry!");
}
if (typeID == 0)
{
try
{
identifierNodeInt = Convert.ToUInt32(NodeID.Text);
}
catch (FormatException p)
{
throw new FormatException("Node ID Format not valid!", p);
}
}
else
{
identifierNode = NodeID.Text;
}
if (string.IsNullOrEmpty(NodeNamespace.Text))
{
throw new EmptyEntryException("Empty Node Namespace Entry!");
}
try {
namespaceIndex = Convert.ToUInt16(NodeNamespace.Text);
}
catch (FormatException p)
{
throw new FormatException("Node Namespace not valid!", p);
}
if (string.IsNullOrEmpty(RequestedSamplingInterval.Text))
{
throw new EmptyEntryException("Requested Sampling Interval Empty!");
}
try {
samplingInterval = Convert.ToInt32(RequestedSamplingInterval.Text);
}
catch (FormatException p) {
throw new FormatException("Requested Sampling Interval format not valid!", p);
}
discardOldest = DiscardOldest.IsToggled;
if (string.IsNullOrEmpty(QueueSize.Text))
{
throw new EmptyEntryException("Empty Queue Size Entry!");
}
try
{
queueSize = Convert.ToUInt32(QueueSize.Text);
}
catch (FormatException p)
{
throw new FormatException("Queue Size format non valid!", p);
}
monitoringMode = MonitoringModePicker.SelectedIndex;
filterTrigger = TriggerPicker.SelectedIndex;
deadbandType = Convert.ToUInt32(DeadbandTypePicker.SelectedIndex);
if (string.IsNullOrEmpty(DeadbandValue.Text))
{
throw new EmptyEntryException("Empty Deadband Value Entry!");
}
try {
deadbandValue = Convert.ToDouble(DeadbandValue.Text);
if ((deadbandType == 2) && (deadbandValue < 0 || deadbandValue > 1))
{
throw new FormatException("Deadband value is not between 0 and 1!");
}
}
catch (FormatException p)
{
throw new FormatException("Deadband Value Format is not valid!", p);
}
Device.BeginInvokeOnMainThread(() =>
{
UserDialogs.Instance.ShowLoading();
});
if (typeID == 0)
{
await Task.Run(() => client.CreateMonitoredItem(subscriptionId, namespaceIndex, identifierNodeInt, samplingInterval, discardOldest, queueSize, monitoringMode, filterTrigger, deadbandType, deadbandValue));
}
else
{
await Task.Run(() => client.CreateMonitoredItem(subscriptionId, namespaceIndex, identifierNode, samplingInterval, discardOldest, queueSize, monitoringMode, filterTrigger, deadbandType, deadbandValue));
}
Device.BeginInvokeOnMainThread(() =>
{
UserDialogs.Instance.HideLoading();
});
await DisplayAlert("Info", "Monitored Item Created Successfully", "Ok");
ContentPage detailSubPage1 = new DetailSubscriptionPage(client, subscriptionId);
detailSubPage1.Title = "Subscription Details";
Navigation.RemovePage(Navigation.NavigationStack[this.Navigation.NavigationStack.Count - 2]);
await Navigation.PushAsync(detailSubPage1);
Navigation.RemovePage(this);
}
catch (FormatException p)
{
await DisplayAlert("Error", p.Message, "Ok");
}
catch (EmptyEntryException p)
{
await DisplayAlert("Error", p.Message, "Ok");
}
catch (NoNodeToReadException p)
{
await DisplayAlert("Error", p.Message, "Ok");
}
}