/// <summary>
/// Sets the DueDate or Completion Date depending on status (pending or complete)
/// </summary>
/// <param name="node"></param>
/// <param name="value"></param>
public static void SetEndDate(this MapNode node, DateTime value)
{
if (node.IsTaskComplete())
{
CompletionDateAttribute.SetCompletionDate(node, value);
}
else
{
DueDateAttribute.SetDueDate(node, value);
}
}
public static void RemoveTask(this MapNode node)
{
node.Tree.ChangeManager.StartBatch("Remove Task");
DueDateAttribute.RemoveDueDate(node);
CompletionDateAttribute.RemoveCompletionDate(node);
TaskStatusAttribute.RemoveTaskStatus(node);
node.RemoveStartDate();
node.Tree.ChangeManager.EndBatch();
}
/// <summary>
/// Checks if Due Date attribute exists on the given node
/// </summary>
/// <param name="node"></param>
/// <returns></returns>
public static bool DueDateExists(this MapNode node)
{
MapTree.AttributeSpec aspec = DueDateAttribute.GetAttributeSpec(node.Tree);
if (aspec != null)
{
return(node.ContainsAttribute(aspec));
}
else
{
return(false);
}
}
public static void AddTask(this MapNode node, DateTime dateTime)
{
if (!node.IsTaskPending())
{
node.Tree.ChangeManager.StartBatch("Add Task");
DueDateAttribute.SetDueDate(node, dateTime);
TaskStatusAttribute.SetTaskStatus(node, TaskStatus.Open);
CompletionDateAttribute.RemoveCompletionDate(node);
node.Tree.ChangeManager.EndBatch();
//node.AttributeBatchUpdate(new MapNode.Attribute[]
// {
// new MapNode.Attribute(DueDateAttribute.GetOrCreateAttributeSpec(node.Tree), DateHelper.ToString(dateTime)),
// new MapNode.Attribute(TaskStatusAttribute.GetOrCreateAttributeSpec(node.Tree), TaskStatus.Open.ToString())
// },
// new MapTree.AttributeSpec[]
// {
// CompletionDateAttribute.GetOrCreateAttributeSpec(node.Tree)
// });
}
else
{
node.Tree.ChangeManager.StartBatch("Update Task Due Date");
if (node.StartDateExists())
{
TimeSpan duration = node.GetDueDate() - node.GetStartDate();
node.SetStartDate(dateTime.Subtract(duration));
}
DueDateAttribute.SetDueDate(node, dateTime);
node.Tree.ChangeManager.EndBatch();
}
}
/// <summary>
/// Get the date on which task is to be due.
/// Throws exception if there is no Due Date attribute.
/// </summary>
/// <param name="node"></param>
/// <returns></returns>
public static DateTime GetDueDate(this MapNode node)
{
MapNode.Attribute att;
DueDateAttribute.GetAttribute(node, out att);
return(DateHelper.ToDateTime(att.ValueString));
}