private int getIndexOfBestMatch(StudentGroup studentGroup, List <Student> studentList)
{
int[] points = new int[studentList.Count];
for (int i = 0; i < studentList.Count; i++)
{
Student s = studentList[i];
points[i] = this.groupSize;
foreach (Student member in studentGroup.getMembers())
{
if (relationshipListContains(s, RelationshipTypeEnum.MATCH, member))
{
points[i] -= 1;
}
if (relationshipListContains(s, RelationshipTypeEnum.DO_NOT_MATCH, member))
{
points[i] += 1000;
}
}
}
int minIndex = 0;
for (int j = 0; j < points.Length; j++)
{
if (points[j] < points[minIndex])
{
minIndex = j;
}
}
return(minIndex);
}
private bool optimize(StudentGroup group1)
{
foreach (Student student1 in group1.getMembers())
{
// group score of group with student1
int before1 = getGroupScore(group1);
foreach (StudentGroup group2 in studentGroups)
{
if (group2.id == group1.id)
{
continue;
}
foreach (Student student2 in group2.getMembers())
{
int before2 = getGroupScore(group2);
int after = getGroupScoreIfReplace(group1, student1, student2) + getGroupScoreIfReplace(group2, student2, student1);
if (after < before1 + before2)
{
swapGroupMembers(group1, student1, group2, student2);
return(true);
}
}
}
}
return(false);
}
private int getGroupScore(StudentGroup group)
{
int score = group.max * group.max;
foreach (Student s in group.getMembers())
{
foreach (Student member in group.getMembers())
{
if (member.getId() != s.getId())
{
if (relationshipListContains(s, RelationshipTypeEnum.MATCH, member))
{
score -= 1;
}
if (relationshipListContains(s, RelationshipTypeEnum.DO_NOT_MATCH, member))
{
score += 1000;
}
}
}
}
return(score);
}
