public GradingSchemeResults GetUnitStatsForTrimester(int year, TrimesterMonths triMonths, Trimesters trimester, string unitCodeToLookFor, List <StudentRecord> studentRecords)
{
if ((unitCodeToLookFor == null) || (studentRecords == null))
{
throw new ArgumentException("GetUnitStats cannot be run will null arguments");
}
GradingSchemeResults gradeResults = new GradingSchemeResults();
foreach (StudentRecord studRecord in studentRecords)
{
foreach (TrimesterPerformance tpf in studRecord.trimesterPerformanceList)
{
if ((tpf.month == triMonths) && (tpf.trimester == trimester) && (tpf.year == year))
{
foreach (UnitGrade ugrade in tpf.unitGrades)
{
if (ugrade.unitCode == unitCodeToLookFor)
{
gradeResults.AddStudentMark(studRecord.name, studRecord.IDNumber, ugrade.mark);
}
}
break;
}
}
}
gradeResults.CalculateOverallResults();
return(gradeResults);
}
public TrimesterPerformance(int year,
TrimesterMonths month, Trimesters trimester)
{
this.year = year;
this.month = month;
this.trimester = trimester;
unitGrades = new List <UnitGrade>();
}
public TrimesterPerformance(int year,
TrimesterMonths month, Trimesters trimester)
{
this.year = year;
this.month = month;
this.trimester = trimester;
unitGrades = new List <UnitGrade>();
totalGradePoints = gradePointAverage = cumulativeGradePointAverage = 0;
}
public void VerifyTrimesterOrder()
{
TrimesterMonths curMonth = TrimesterMonths.JAN;
Trimesters curTrimester;
int curYear = 0;
string exceptionMessage = "";
if (trimesterPerformanceList == null)
{
return;
}
for (int i = 0; i < trimesterPerformanceList.Count; i++)
{
if (i == 0)
{
curMonth = trimesterPerformanceList[i].month;
curYear = trimesterPerformanceList[i].year;
}
else
{
if (curMonth != trimesterPerformanceList[i].month)
{
exceptionMessage += "Incorrect month order detected in trimester " + trimesterPerformanceList[i].year + " " + trimesterPerformanceList[i].month + " " + trimesterPerformanceList[i].trimester + " for student ID : " + IDNumber + "\n";
}
if (curYear != trimesterPerformanceList[i].year)
{
exceptionMessage += "Incorrect year order detected in trimester " + trimesterPerformanceList[i].year + " " + trimesterPerformanceList[i].month + " " + trimesterPerformanceList[i].trimester + " for student ID : " + IDNumber + "\n";
}
}
curTrimester = (Trimesters)i;
if (curTrimester != trimesterPerformanceList[i].trimester)
{
exceptionMessage += "Incorrect trimester order detected in trimester " + trimesterPerformanceList[i].year + " " + trimesterPerformanceList[i].month + " " + trimesterPerformanceList[i].trimester + " for student ID : " + IDNumber + "\n";
}
if (curMonth == TrimesterMonths.OCT)
{
curMonth = TrimesterMonths.JAN;
curYear++;
}
else
{
curMonth++;
}
}
if (exceptionMessage.Length > 1)
{
throw new ArgumentException(exceptionMessage);
}
}
public TrimesterPerformance CreateTrimesterPerformance(List <string> strings)
{
if (strings == null)
{
throw new ArgumentException("CreateTrimesterPerformance cannot be run on a null string list");
}
char[] delimiters = new char[] { ' ' };
string exceptionMessage = "";
TrimesterMonths month = TrimesterMonths.JAN;
Trimesters trimester = Trimesters.Y1T1;
int year = 0;
IEnumerator ie = strings.GetEnumerator();
ie.MoveNext();
string[] elements = ((string)ie.Current).Trim().Split(delimiters, StringSplitOptions.RemoveEmptyEntries);
if (elements.Length != 3)
{
for (int i = 0; i < elements.Length; i++)
{
exceptionMessage += elements[i] + " ";
}
throw new ArgumentException(exceptionMessage + ": " + DefaultValues.ExceptionMessages[12]);
}
try
{
year = Convert.ToInt32(elements[0]);
}
catch (Exception)
{
exceptionMessage += DefaultValues.ExceptionMessages[13] + "\n";
}
try
{
month = (TrimesterMonths)Enum.Parse(typeof(TrimesterMonths), elements[1].ToUpper());
}
catch (Exception)
{
exceptionMessage += DefaultValues.ExceptionMessages[14] + "\n";
}
try
{
trimester = (Trimesters)Enum.Parse(typeof(Trimesters), elements[2].ToUpper());
}
catch (Exception)
{
exceptionMessage += DefaultValues.ExceptionMessages[15] + "\n";
}
if (exceptionMessage.Length > 1)
{
throw new ArgumentException(elements[0] + " " + elements[1] + " " + elements[2] + " : " + exceptionMessage);
}
TrimesterPerformance trimesterPerformance = new TrimesterPerformance(year, month, trimester);
string curLine;
string[] components;
UnitGrade ugrade;
int mark = 0;
while (ie.MoveNext())
{
curLine = (string)ie.Current;
components = curLine.Trim().Split(':');
if (components.Length != 3)
{
exceptionMessage += (year + " " + month + " " + trimester) + " : " + DefaultValues.ExceptionMessages[16];
throw new ArgumentException(exceptionMessage);
}
try
{
mark = Convert.ToInt32(components[2]);
}
catch (Exception)
{
exceptionMessage += components[0].Trim() + " : " + DefaultValues.ExceptionMessages[17];
throw new ArgumentException(exceptionMessage);
}
ugrade = new UnitGrade(components[0].Trim(), components[1].Trim(), mark);
ugrade.gradingScheme = new GradingScheme();
ugrade.CalculateGrade();
trimesterPerformance.AddUnitGrade(ugrade);
}
return(trimesterPerformance);
}
