public NewExpenseViewModel(IDataStore dataStore, IProgressCalculator progressCalculator) : base(dataStore)
{
try
{
_progressCalculator = progressCalculator;
var _task = _progressCalculator.CalculateProgress();
MessagingCenter.Subscribe <BudgetsViewModel>(this, Constants.CategoriesChanged, async(sender) =>
{
Progress = new ObservableCollection <BudgetProgress>(await _progressCalculator.CalculateProgress());
});
MessagingCenter.Subscribe <ItemEditorViewModel>(this, Constants.ExpenseChanged, async(sender) =>
{
Progress = new ObservableCollection <BudgetProgress>(await _progressCalculator.CalculateProgress());
});
Progress = new ObservableCollection <BudgetProgress>(_task.Result);
}catch (Exception ex)
{
Console.WriteLine(ex.Message);
throw;
}
}
