/// <summary>
/// Use this method to determine if a todo item has been completed.
/// This takes into account recurrence items and the previous date
/// of completion, if any.
/// <note>
/// This method evaluates the recurrence pattern for this TODO
/// as necessary to ensure all relevant information is taken
/// into account to give the most accurate result possible.
/// </note>
/// </summary>
/// <returns>True if the todo item has been completed</returns>
virtual public bool IsCompleted(IDateTime currDt)
{
if (Status == TodoStatus.Completed)
{
if (Completed == null ||
Completed.GreaterThan(currDt))
{
return(true);
}
// Evaluate to the previous occurrence.
m_Evaluator.EvaluateToPreviousOccurrence(Completed, currDt);
foreach (Period p in m_Evaluator.Periods)
{
if (p.StartTime.GreaterThan(Completed) && // The item has recurred after it was completed
currDt.GreaterThanOrEqual(p.StartTime)) // and the current date is after or on the recurrence date.
{
return(false);
}
}
return(true);
}
return(false);
}
/// <summary>
/// Returns 'True' if the todo item is Active as of <paramref name="currDt"/>.
/// An item is Active if it requires action of some sort.
/// </summary>
/// <param name="currDt">The date and time to test.</param>
/// <returns>True if the item is Active as of <paramref name="currDt"/>, False otherwise.</returns>
public virtual bool IsActive(IDateTime currDt)
{
if (DtStart == null)
{
return(!IsCompleted(currDt) && !IsCancelled());
}
if (currDt.GreaterThanOrEqual(DtStart))
{
return(!IsCompleted(currDt) && !IsCancelled());
}
return(false);
}
/// <summary>
/// Returns 'True' if the todo item is Active as of <paramref name="currDt"/>.
/// An item is Active if it requires action of some sort.
/// </summary>
/// <param name="currDt">The date and time to test.</param>
/// <returns>True if the item is Active as of <paramref name="currDt"/>, False otherwise.</returns>
virtual public bool IsActive(IDateTime currDt)
{
if (DTStart == null)
return !IsCompleted(currDt) && !IsCancelled();
else if (currDt.GreaterThanOrEqual(DTStart))
return !IsCompleted(currDt) && !IsCancelled();
else return false;
}
/// <summary>
/// Use this method to determine if a todo item has been completed.
/// This takes into account recurrence items and the previous date
/// of completion, if any.
/// <note>
/// This method evaluates the recurrence pattern for this TODO
/// as necessary to ensure all relevant information is taken
/// into account to give the most accurate result possible.
/// </note>
/// </summary>
/// <param name="DateTime">The date and time to test.</param>
/// <returns>True if the todo item has been completed</returns>
virtual public bool IsCompleted(IDateTime currDt)
{
if (Status == TodoStatus.Completed)
{
if (Completed == null ||
Completed.GreaterThan(currDt))
return true;
// Evaluate to the previous occurrence.
m_Evaluator.EvaluateToPreviousOccurrence(Completed, currDt);
foreach (Period p in m_Evaluator.Periods)
{
if (p.StartTime.GreaterThan(Completed) && // The item has recurred after it was completed
currDt.GreaterThanOrEqual(p.StartTime)) // and the current date is after or on the recurrence date.
return false;
}
return true;
}
return false;
}
/// <summary>
/// Use this method to determine if a todo item has been completed.
/// This takes into account recurrence items and the previous date
/// of completion, if any.
/// <note>
/// This method evaluates the recurrence pattern for this TODO
/// as necessary to ensure all relevant information is taken
/// into account to give the most accurate result possible.
/// </note>
/// </summary>
/// <returns>True if the todo item has been completed</returns>
public virtual bool IsCompleted(IDateTime currDt)
{
if (Status == TodoStatus.Completed)
{
if (Completed == null ||
Completed.GreaterThan(currDt))
{
return(true);
}
// Evaluate to the previous occurrence.
_evaluator.EvaluateToPreviousOccurrence(Completed, currDt);
// The item has recurred after it was completed
// and the current date is after or on the recurrence date.
return(_evaluator.Periods.Cast <Period>( ).All(p => !p.StartTime.GreaterThan(Completed) || !currDt.GreaterThanOrEqual(p.StartTime)));
}
return(false);
}
/// <summary>
/// Use this method to determine if a todo item has been completed.
/// This takes into account recurrence items and the previous date
/// of completion, if any.
/// <note>
/// This method evaluates the recurrence pattern for this TODO
/// as necessary to ensure all relevant information is taken
/// into account to give the most accurate result possible.
/// </note>
/// </summary>
/// <returns>True if the todo item has been completed</returns>
public virtual bool IsCompleted(IDateTime currDt)
{
if (Status == TodoStatus.Completed)
{
if (Completed == null || Completed.GreaterThan(currDt))
{
return(true);
}
// Evaluate to the previous occurrence.
_mEvaluator.EvaluateToPreviousOccurrence(Completed, currDt);
return(_mEvaluator.Periods.Cast <Period>().All(p => !p.StartTime.GreaterThan(Completed) || !currDt.GreaterThanOrEqual(p.StartTime)));
}
return(false);
}
