public static string SerializeObj(AlertsDataTransfer allalerts)
{
var serializer = new System.Xml.Serialization.XmlSerializer(allalerts.GetType());
var ms = new MemoryStream();
serializer.Serialize(ms, allalerts);
byte[] bytes = ms.ToArray();
ms.Close();
return System.Text.Encoding.UTF8.GetString(bytes, 0, bytes.Length);
}
/// <summary>
/// Helper method to return a stub object for the purpose of debugging
/// </summary>
/// <returns></returns>
public static AlertsDataTransfer CreateStub(int countAssignedTasks, int countManagedTasks)
{
var trfr = new AlertsDataTransfer
{
AssignedTasks = new ObservableCollection<TaskItem>(),
ManagedTasks = new ObservableCollection<TaskItem>()
};
int sec = DateTime.Now.Second; //to inroduce a variability in the data
int count = countAssignedTasks;
while (count > 0)
{
var a = new TaskItem
{
TaskName = "Some task" + count,
DueTime = (sec % 12 + 9) +":00",
AssignedTo = "username:"******"abcdefghijklmnopqrstuvwxyz01234567890123456789";
count--;
}
count = countManagedTasks;
while (count > 0)
{
var a = new TaskItem
{
TaskName = "ManagedName:" + count,
DueTime = (sec % 12 + 9) + ":00",
AssignedTo = "user-"+sec,
CreatedUtc =DateTime.Now.Date
};
trfr.ManagedTasks.Add(a);
count--;
}
trfr.TotalAlerts = DateTime.Now.Second;
return trfr;
}
/// <summary>
/// This will query the alerts data that is currently held by the model and
/// prepara a smaller subset of data that needs to be displayed in the Popup UI
/// </summary>
/// <param name="vm"></param>
/// <param name="alertCategory"> </param>
/// <returns></returns>
public static AlertsDataTransfer CreateFromModel(ViewModel vm ,AlertsCategory alertCategory)
{
var trfr = new AlertsDataTransfer {CurrentTimeZone = ViewModel.Current.RegionalSettings.ActiveTimeZone};
IEnumerable<TaskItem> queryTasksAlerts=null;
ObservableCollection<TaskItem> alertsCollection = null;
if (alertCategory == AlertsCategory.AlertAssignedTasks)
{
queryTasksAlerts= vm.TaskAlerts.AssignedTasksAlerts;
alertsCollection = trfr.AssignedTasks;
Debug.WriteLine("Creating alerts for Assigned tasks");
}
if (alertCategory == AlertsCategory.AlertsManagedTasks)
{
queryTasksAlerts = vm.TaskAlerts.ManagedTasksAlerts;
alertsCollection = trfr.ManagedTasks;
Debug.WriteLine("Creating alerts for Managed tasks");
}
int count = MaxRowsToTransfer;
foreach (TaskItem t in queryTasksAlerts )
{
TaskItem d = t.Clone();
alertsCollection.Add(d);
count--;
if (count <= 0) break;
}
trfr.TotalAlerts = queryTasksAlerts.Count();
Debug.WriteLine( string.Format ( "Created a total of {0}",trfr.TotalAlerts ));
return trfr;
}