/// <summary>
/// If a TaskSequence was interrupted, it is possible to continue
/// from the last loaded trial before the interruption.
/// </summary>
/// <returns>Current sequence index after load.</returns>
public virtual int LoadPartiallyFinishedTaskSequence()
{
if (!File.Exists(Path.Combine(MmTaskUserData.DirPath, PartialDataFile)))
{
return(0);
}
var reader = new StreamReader(Path.Combine(MmTaskUserData.DirPath,
PartialDataFile),
Encoding.UTF8);
string line = reader.ReadLine();
if (line == null)
{
MmLogger.LogError("Partial Sequence File Empty");
return(-1);
}
var curSequenceIndex = int.Parse(line.Split(',')[1]);
reader.Close();
return(curSequenceIndex);
}
/// <summary>
/// Prepare the tasks that were loaded by the
/// TaskInfoCollectionLoader.
/// </summary>
public virtual void PrepareTasks()
{
int taskLoadStatus = taskInfoCollectionLoader.PrepareTasks(
ref TaskInfos, MmTaskUserData.UserId);
if (taskLoadStatus >= 0)
{
currentTaskInfo = GetNodeAt(taskLoadStatus);
}
else
{
MmLogger.LogError("Task Load Failed");
}
ApplySequenceID();
}
/// <summary>
/// Given a collection of task infos, load
/// the task sequence from file into the collection.
/// </summary>
/// <param name="taskInfos">Collection filled by task sequence from
/// file. Can be empty if file unloaded.</param>
public virtual void LoadTaskSequence(ref LinkedList <U> taskInfos)
{
var filename = MmTaskUserData.BaseDirectory + "/" + TaskSeqFilename;
try
{
using (var sr = new StreamReader(filename, Encoding.UTF8))
{
// Skip header line
var line = sr.ReadLine();
if (string.IsNullOrEmpty(line))
{
return;
}
taskInfos = new LinkedList <U>();
while ((line = sr.ReadLine()) != null)
{
var t = new U();
t.Parse(line);
// Only load current user
if (t.UserId != MmTaskUserData.UserId)
{
continue;
}
taskInfos.AddLast(t);
}
}
}
catch (Exception e)
{
MmLogger.LogError("The file could not be read:");
MmLogger.LogError(e.Message);
}
}