}//end of getStudentsList
//Aurelio Arango
//4-6-14
//This method generates the problems sets into xml
public void generate_StudentXMLProblemSet( ProblemSet set)
{
XmlDocument doc;
List<int> problems= new List<int>();
if (!File.Exists(@"c:\users\public\MathDrills\ProblemSets\setGroup" + set.group + ".xml"))
{
doc = new XmlDocument();
XmlElement allProblemSets = doc.CreateElement("AllProblemSets");
doc.AppendChild(allProblemSets);
doc.Save(@"c:\users\public\MathDrills\ProblemSets\setGroup" + set.group + ".xml");
}
XDocument xml = XDocument.Load(@"c:\users\public\MathDrills\ProblemSets\setGroup" + set.group + ".xml");
XElement newProblemSet = new XElement("ProblemSet");
XElement problemSetID = new XElement("ProblemSetID", Program.getNextProblemSetID());
XElement problemSetSolved = new XElement("IsSetSolved", "0");
XElement availableUntil = new XElement("AvailableUntil", set.dueDate);
newProblemSet.Add(problemSetID);
newProblemSet.Add(problemSetSolved);
newProblemSet.Add(availableUntil);
for(int i=0; i<set.problems.Count; i++)
{
XElement newProblem = new XElement("Problem",
new XElement("Operator" , set.problems[i].operation),
new XElement("Operand1", set.problems[i].operand1.ToString()),
new XElement("Operand2", set.problems[i].operand2.ToString()),
new XElement("IsSolved", "0"),
new XElement("Attempts", "0")
);
//newProblemSet.Add(operation);
newProblemSet.Add(newProblem);
}
xml.Root.Add(newProblemSet);
xml.Save(@"c:\users\public\MathDrills\ProblemSets\setGroup" + set.group + ".xml");
}
//Aurelio Arango and Stephanie Yao, 4-8-14
/* NOTE: Heavy code reference from load_users(...) */
public List<ProblemSet> load_ProblemSet(string group)
{
List<ProblemSet> problemSets = new List<ProblemSet>();
XElement problemSetsXML = XElement.Load(@"c:\users\public\MathDrills\ProblemSets\setGroup" + group + ".xml");
int index = 0;
if (File.Exists(@"c:\users\public\MathDrills\ProblemSets\setGroup" + group + ".xml"))
foreach (XElement set in problemSetsXML.Descendants("ProblemSet"))
{
string problemsetId = set.Element("ProblemSetID").Value;
string dueDate = set.Element("AvailableUntil").Value;
List<Problem> problems = load_Problem(set);
//List<Student> studentList = getStudentList(user);
//Teacher tempTeacher = new Teacher(newName, userID, studentList, pass);
int psI = Convert.ToInt32(problemsetId);
//string problem_set_id, string operation, bool isSolved, int solvedQuant, int totalQuant, string score, string last attempt, string group, int min, int max
ProblemSet prob_set = new ProblemSet(psI, problems[0].operation, false, 0, problems.Count, "0", dueDate, group, 0, 0);
//Debug.WriteLine(" handler op1" + problems[index].operand1 + " handler op2" + problems[index].operand2);
//Debug.Write("Problems Count: " + problems.Count);
//problemSets[index].problems = problems;
prob_set.problems = problems;
problemSets.Add(prob_set);
index++;
}
return problemSets;
}
//Aurelio Arango
//Save all the problems into xml
public static void saveProblemSet(ProblemSet set)
{
xml.generate_StudentXMLProblemSet(set);
}