/// <summary>
/// Initializes question values
/// </summary>
/// <param name="name">Question name</param>
/// <param name="top">Top position on parent canvas</param>
/// <param name="left">Left position on parent canvas</param>
/// <param name="width">Question's width</param>
/// <param name="height">Question's height</param>
private void InitializeValues(string name, double top, double left, double width, double height)
{
this.Bubbles = new ObservableCollection <BubbleViewModel>();
this.AnswersMapping = new ObservableCollection <string>(AnswersMappingHelper.GetAnswersMappings());
this.Name = name;
this.Top = top;
this.Left = left;
this.Width = width;
this.Height = height;
this.AddCustomMappingCommand = new RelayCommand(x => this.OnAddCustomMapping());
}
/// <summary>
/// Open window to add custom mapping
/// </summary>
private void OnAddCustomMapping()
{
new CustomMappingViewModel();
var newItem = AnswersMappingHelper.GetAnswersMappings()
.FirstOrDefault(x => !this.AnswersMapping.Contains(x));
if (newItem != null)
{
this.AnswersMapping.Insert(0, newItem);
this.SelectedMapping = newItem;
}
}
/// <summary>
/// Updates bubble names according to selected mapping
/// </summary>
private void UpdateBubblesNames()
{
string[] answerValues = AnswersMappingHelper.GetMappingByKey(this.SelectedMapping);
for (int i = 0, j = 0; i < this.Bubbles.Count; i++, j++)
{
if (answerValues.Length <= j)
{
j -= answerValues.Length;
}
this.Bubbles[i].Name = answerValues[j];
}
}
/// <summary>
/// Open window to add custom mapping
/// </summary>
private void OnAddCustomMapping()
{
CustomMappingViewModel vm = new CustomMappingViewModel();
if (!vm.CustomMappingAdded)
{
return;
}
this.OnPropertyChanged(nameof(this.AnswersMapping));
string newItem = AnswersMappingHelper.GetAnswersMappings()
.FirstOrDefault(x => x.Equals(vm.CustomMappingName));
if (newItem != null)
{
this.SelectedMapping = newItem;
}
}
/// <summary>
/// Applies changes and closes window
/// </summary>
private void OnOkCommand()
{
if (string.IsNullOrEmpty(this.CustomMappingName))
{
// show error
DialogManager.ShowErrorDialog("Mapping name cannot be empty!");
return;
}
if (AnswersMappingHelper.CheckMappingExists(this.CustomMappingName))
{
// already exists, should be unique
DialogManager.ShowErrorDialog("Mapping name already exists! Make sure mapping name is unique.");
return;
}
string[] resArray = this.MappingValues.Select(x => x.StringValue).ToArray();
AnswersMappingHelper.AddCustomMapping(this.CustomMappingName, resArray);
this.view.Close();
}