/// <summary>
/// Iterates over list of time entries for a project to populate the
/// hierarchical list.
private TimeSpan AddProjectToList(TreeNode parent, TimeTrackerDataSet.ProjectsRow project)
{
TimeSpan entryTime, dayCumulative = new TimeSpan(), projectCumulative = new TimeSpan();
TreeNode dayNode = null, entryNode;
DateTime projectDay = DateTime.MinValue;
foreach (TimeTrackerDataSet.TimeEntriesRow tRow in project.GetTimeEntriesRows())
{
// Ignore open entries
if (tRow.IsEndTimeNull())
{
continue;
}
// Scope for date range (not the most efficient...)
if (tRow.StartTime.Date < startDateTimePicker.Value.Date ||
tRow.EndTime.Date > endDateTimePicker.Value.Date)
{
continue;
}
// See if date has rolled over
if (tRow.StartTime.Date > projectDay)
{
if (dayNode != null)
{
dayNode.Text += FormatTimeSpan(dayCumulative);
dayCumulative = new TimeSpan();
}
projectDay = tRow.StartTime.Date;
dayNode = parent.Nodes.Add($"{projectDay:d} ");
}
entryTime = tRow.EndTime.Subtract(tRow.StartTime);
// Add current time entry
entryNode = dayNode.Nodes.Add($"{tRow.StartTime:t}-{tRow.EndTime:t} ");
projectCumulative += entryTime;
dayCumulative += entryTime;
entryNode.Text += FormatTimeSpan(entryTime);
}
// Last day must be updated
if (dayNode != null)
{
dayNode.Text += FormatTimeSpan(dayCumulative);
}
return(projectCumulative);
}
