private void CellValueChanged(object sender, DataGridViewCellEventArgs e)
{
if (!this.dataGridInitialised || e.ColumnIndex <= -1 || e.RowIndex <= -1)
{
return;
}
DataGridViewCell cell = dataGrid[e.ColumnIndex, e.RowIndex];
AbstractMark mark = this.markGrid[e.ColumnIndex, e.RowIndex];
Assignment task = this.taskIdToTask[mark.GetTaskId()];
Student student = this.studentIdToStudent[mark.GetStudentId()];
string newValue = cell.EditedFormattedValue.ToString();
int newScore = 0;
bool isDigit = Int32.TryParse(newValue, out newScore);
if (!isDigit || newScore < 0 || newScore > task.maxScore)
{
return;
}
// Changed mark from N/A
if (mark.GetFeedback() == null)
{
mark.UpdateFeedback("No feedback given."); // NO API CALLS MADE IN THIS METHOD
}
mark.UpdateScore(newScore); // NO API CALLS MADE IN THIS METHOD
this.markGrid[e.ColumnIndex, e.RowIndex] = mark; // Update cell data
cell.Style.BackColor = ScoreGrade(mark, task.maxScore, student);
APIHandler.GiveFeedback(student, task, newScore, mark.GetFeedback());
}
private void sendFeedbackButtonClick(object sender, EventArgs e)
{
string feedback = feedbackTextBox.Text;
int score = -1;
if (!Int32.TryParse(scoreTextBox.Text, out score))
{
MessageBox.Show("Score must be an integer.");
return;
}
if (score > assignment.maxScore)
{
MessageBox.Show("You cannot have a score higher than the maximum score.");
return;
}
if (feedback.Length > 511)
{
MessageBox.Show("Your feedback must be shorter. Please shorten it and try again.");
return;
}
APIHandler.GiveFeedback(currentStudent, assignment, score, feedback);
MessageBox.Show("Feedback provided!");
}