/// <summary>
/// Confirm button callback that will send updated data to the view model to be saved
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void ConfirmButton_Click(object sender, RoutedEventArgs e)
{
if (currentSwitch != null)
{
currentSwitch.Topic = topicBox.Text;
currentSwitch.Clickable = Convert.ToBoolean(ClickableCheckbox.IsChecked);
Messenger.Default.Send(currentSwitch, "updateIcons");
Messenger.Default.Send((currentSwitch as object), "updateObject");
}
else if (currentLabel != null)
{
currentLabel.Topic = topicBox.Text;
currentLabel.Prefix = valueBox.Text;
currentLabel.Postfix = postfixBox.Text;
Messenger.Default.Send((currentLabel as object), "updateObject");
}
else if (currentCamera != null)
{
currentCamera.Topic = topicBox.Text;
Messenger.Default.Send((currentCamera as object), "updateObject");
}
Messenger.Default.Send(new SimpleMessage {
Type = SimpleMessage.MessageType.SettingsUpdated
});
currentLabel = null;
currentSwitch = null;
currentCamera = null;
}
/// <summary>
/// Callback to when the MQTT message is recieved and should be processed
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void Client_MqttMsgPublishReceived(object sender, MqttMsgPublishEventArgs e)
{
string ReceivedMessage = Encoding.UTF8.GetString(e.Message);
SubscribedLabel foundedLabel = subscribedLabels.Find(x => x.Topic == e.Topic);
SubscribedSwitch foundedSwitch = subscribedSwitches.Find(x => x.Topic == e.Topic);
SubscribedCamera foundedCamera = subscribedCameras.Find(x => x.Topic == e.Topic);
if (foundedLabel != null)
{
Messenger.Default.Send(new UpdateLabelMessage {
subscribedLabel = foundedLabel, value = ReceivedMessage
}, "ChangeLabelValue");
}
else if (foundedSwitch != null)
{
if (ReceivedMessage == "1")
{
foundedSwitch.State = true;
}
else
{
foundedSwitch.State = false;
}
Application.Current.Dispatcher.Invoke(new Action(() => { ChangeIconSwitch(foundedSwitch.UniqueName); }));
}
else if (foundedCamera != null)
{
byte[] imageData = e.Message;
Application.Current.Dispatcher.Invoke(new Action(() => { ChangeImage(imageData, foundedCamera); }));
Messenger.Default.Send(foundedCamera, "updateCameraImage");
}
}
/// <summary>
/// This function will load the data about icons for the switch
/// </summary>
/// <param name="subSwitch">Switch whitch icons should be set</param>
private void SetIconValues(SubscribedSwitch subSwitch)
{
if (subSwitch.OnIconUri != null && subSwitch.OffIconUri != null)
{
OnIcon = new BitmapImage(new Uri(subSwitch.OnIconUri));
OffIcon = new BitmapImage(new Uri(subSwitch.OffIconUri));
}
}
/// <summary>
/// Send clicked switch state over MQTT
/// </summary>
/// <param name="name">Switch control clicked</param>
private void SendSwitchState(string name)
{
SubscribedSwitch subscribedSwitch = subscribedSwitches.Find(x => x.UniqueName == name);
try
{
client.Publish(subscribedSwitch.Topic, Encoding.UTF8.GetBytes((!subscribedSwitch.State).ToString()), MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE, false);
}
catch
{
Debug.WriteLine("Error in publishing");
}
}
/// <summary>
/// This function will take care of adding the new switch element
/// </summary>
/// <param name="sender"></param>
private void AddSwitch(object sender)
{
SimpleSwitch simpleSwitchControl = new SimpleSwitch();
Random RNG = new Random();
int length = 16;
var rString = "";
for (var i = 0; i < length; i++)
{
rString += ((char)(RNG.Next(1, 26) + 64)).ToString().ToLower();
}
SubscribedSwitch subscribedSwitch = new SubscribedSwitch
{
Id = Guid.NewGuid(),
UniqueName = rString,
SimpleSwitch = simpleSwitchControl,
Topic = "",
Clickable = true
};
simpleSwitchControl.Name = subscribedSwitch.UniqueName;
Grid grid = subscribedSwitch.SimpleSwitch.Content as Grid;
CheckBox box = grid.Children[0] as CheckBox;
Image icon = grid.Children[1] as Image;
Binding commandBinding = new Binding("SwitchClickedCommand");
BindingOperations.SetBinding(icon.InputBindings[0], InputBinding.CommandProperty, commandBinding);
icon.InputBindings[0].CommandParameter = subscribedSwitch.UniqueName;
Binding myBinding = new Binding("Switches[" + subscribedSwitch.Id + "]");
BindingOperations.SetBinding(icon, Image.SourceProperty, myBinding);
subscribedSwitches.Add(subscribedSwitch);
simpleSwitchControl.MouseDoubleClick += object_MouseDoubleClick;
simpleSwitchControl.VerticalAlignment = VerticalAlignment.Center;
simpleSwitchControl.HorizontalAlignment = HorizontalAlignment.Center;
simpleSwitchControl.Margin = new Thickness(0, 0, 0, 0);
controlCanvas.Children.Add(simpleSwitchControl);
Messenger.Default.Send(subscribedSwitch, "switchAdd");
}
/// <summary>
/// This function will update the data about icons for the switch
/// </summary>
/// <param name="subSwtich">Switch whitch icons should be updated</param>
private void UpdateSwitchIcons(SubscribedSwitch subSwtich)
{
if (OnIcon != null && OffIcon != null)
{
subSwtich.OnIconUri = Directory.GetCurrentDirectory() + @"\images\" + (OnIcon.UriSource.AbsolutePath.Split('/')[OnIcon.UriSource.AbsolutePath.Split('/').Length - 1]);
subSwtich.OffIconUri = Directory.GetCurrentDirectory() + @"\images\" + (OffIcon.UriSource.AbsolutePath.Split('/')[OnIcon.UriSource.AbsolutePath.Split('/').Length - 1]);
Messenger.Default.Send(subSwtich.UniqueName, "getSwitchAndChangeValue");
}
else
{
MessageBox.Show("Please choose both icons");
}
}
/// <summary>
/// Change switch icon based on the switch state
/// </summary>
/// <param name="name">Name of the switch control that should be changed</param>
private void ChangeIconSwitch(string name)
{
SubscribedSwitch subscribedSwitch = subscribedSwitches.Find(x => x.UniqueName == name);
if (subscribedSwitch.State)
{
Messenger.Default.Send(new UpdateSwitchMessage {
subscribedSwitch = subscribedSwitch, value = subscribedSwitch.OnIconUri
}, "ChangeSwitchValue");
}
else
{
Messenger.Default.Send(new UpdateSwitchMessage {
subscribedSwitch = subscribedSwitch, value = subscribedSwitch.OffIconUri
}, "ChangeSwitchValue");
}
}
/// <summary>
/// Load switch and add all needed bindings
/// </summary>
/// <param name="switchData">All needed data for the switch to load</param>
private void LoadSwitch(Tuple <SimpleSwitch, string> switchData)
{
SimpleSwitch subSwitch = switchData.Item1;
string uniqueName = switchData.Item2;
SubscribedSwitch subscribedSwitch = subscribedSwitches.Find(x => x.UniqueName == uniqueName);
subscribedSwitch.SimpleSwitch = subSwitch;
Messenger.Default.Send(subscribedSwitch, "addBindingSwitch");
Grid grid = subscribedSwitch.SimpleSwitch.Content as Grid;
CheckBox box = grid.Children[0] as CheckBox;
Image icon = grid.Children[1] as Image;
if (subscribedSwitch.Clickable)
{
Binding commandBinding = new Binding("SwitchClickedCommand");
BindingOperations.SetBinding(icon.InputBindings[0], InputBinding.CommandProperty, commandBinding);
}
icon.InputBindings[0].CommandParameter = subscribedSwitch.UniqueName;
Messenger.Default.Send(uniqueName, "getSwitchAndChangeValue");
Binding myBinding = new Binding("Switches[" + subscribedSwitch.Id + "]");
BindingOperations.SetBinding(icon, Image.SourceProperty, myBinding);
if (subscribedSwitch.State)
{
Messenger.Default.Send(new UpdateSwitchMessage {
subscribedSwitch = subscribedSwitch, value = subscribedSwitch.OnIconUri
}, "ChangeSwitchValue");
}
else
{
Messenger.Default.Send(new UpdateSwitchMessage {
subscribedSwitch = subscribedSwitch, value = subscribedSwitch.OffIconUri
}, "ChangeSwitchValue");
}
}
/// <summary>
/// Add switch control to the array
/// </summary>
/// <param name="subSwitch">Switch that should be added</param>
private void AddSwitch(SubscribedSwitch subSwitch)
{
subscribedSwitches.Add(subSwitch);
}
/// <summary>
///
/// </summary>
/// <param name="updatedObject"></param>
void CreateOrUpdateSubscribedDevice(object updatedObject)
{
string topicString = "";
Debug.WriteLine(updatedObject.GetType().Name);
switch (updatedObject.GetType().Name)
{
case "SubscribedLabel":
SubscribedLabel updatedLabel = updatedObject as SubscribedLabel;
SubscribedLabel foundedLabel = subscribedLabels.Find(x => x.Label == updatedLabel.Label);
topicString = updatedLabel.Topic;
break;
case "SubscribedSwitch":
SubscribedSwitch updatedSwitch = updatedObject as SubscribedSwitch;
SubscribedSwitch foundedSwitch = subscribedSwitches.Find(x => x.SimpleSwitch == updatedSwitch.SimpleSwitch);
topicString = foundedSwitch.Topic;
if (!foundedSwitch.Clickable)
{
SimpleSwitch simpleSwitch = foundedSwitch.SimpleSwitch;
Grid grid = simpleSwitch.Content as Grid;
Image icon = grid.Children[1] as Image;
icon.InputBindings[0].Command = null;
}
else
{
SimpleSwitch simpleSwitch = foundedSwitch.SimpleSwitch;
Grid grid = simpleSwitch.Content as Grid;
Image icon = grid.Children[1] as Image;
Binding commandBinding = new Binding("SwitchClickedCommand");
BindingOperations.SetBinding(icon.InputBindings[0], InputBinding.CommandProperty, commandBinding);
}
break;
case "SubscribedCamera":
SubscribedCamera updatedCamera = updatedObject as SubscribedCamera;
SubscribedCamera foundedCamera = subscribedCameras.Find(x => x.Camera == updatedCamera.Camera);
topicString = foundedCamera.Topic;
break;
default:
break;
}
if (topicString != "" && !subscribedStrings.Contains(topicString))
{
subscribedStrings.Add(topicString);
}
if (subscribedStrings.Count != 0)
{
byte[] qosArray = new byte[subscribedStrings.Count];
Array.Fill(qosArray, MqttMsgBase.QOS_LEVEL_EXACTLY_ONCE);
client.Subscribe(subscribedStrings.ToArray(), qosArray);
}
}
/// <summary>
/// Load the selected element data and show it in the view
/// </summary>
/// <param name="node">Element that was selected</param>
private void GetValues(object node)
{
switch (node.GetType().Name)
{
case "SubscribedLabel":
currentLabel = (SubscribedLabel)node;
topicBox.Text = currentLabel.Topic;
valueBox.Visibility = Visibility.Visible;
valueLabel.Visibility = Visibility.Visible;
postfixLabel.Visibility = Visibility.Visible;
postfixBox.Visibility = Visibility.Visible;
ClickableCheckbox.Visibility = Visibility.Hidden;
OnIcon.Visibility = Visibility.Hidden;
OffIcon.Visibility = Visibility.Hidden;
OnButton.Visibility = Visibility.Hidden;
OffButton.Visibility = Visibility.Hidden;
valueBox.Text = currentLabel.Prefix;
postfixBox.Text = currentLabel.Postfix;
break;
case "SubscribedSwitch":
currentSwitch = (SubscribedSwitch)node;
topicBox.Text = currentSwitch.Topic;
valueBox.Visibility = Visibility.Hidden;
valueLabel.Visibility = Visibility.Hidden;
postfixLabel.Visibility = Visibility.Hidden;
postfixBox.Visibility = Visibility.Hidden;
ClickableCheckbox.Visibility = Visibility.Visible;
ClickableCheckbox.IsChecked = currentSwitch.Clickable;
OnIcon.Visibility = Visibility.Visible;
OffIcon.Visibility = Visibility.Visible;
OnButton.Visibility = Visibility.Visible;
OffButton.Visibility = Visibility.Visible;
Messenger.Default.Send(currentSwitch, "switchInfo");
break;
case "SubscribedCamera":
currentCamera = (SubscribedCamera)node;
topicBox.Text = currentCamera.Topic;
valueBox.Visibility = Visibility.Hidden;
valueLabel.Visibility = Visibility.Hidden;
ClickableCheckbox.Visibility = Visibility.Hidden;
postfixLabel.Visibility = Visibility.Hidden;
postfixBox.Visibility = Visibility.Hidden;
OnIcon.Visibility = Visibility.Hidden;
OffIcon.Visibility = Visibility.Hidden;
OnButton.Visibility = Visibility.Hidden;
OffButton.Visibility = Visibility.Hidden;
break;
default:
break;
}
}