private void button3_Click_1(object sender, EventArgs e)
{
this.Hide();
Add_Assesment b = new Add_Assesment();
b.Show();
}
private void button2_Click(object sender, EventArgs e)
{
this.Hide();
Add_Assesment a = new Add_Assesment();
a.Show();
}
private void dataGridView1_CellContentClick(object sender, DataGridViewCellEventArgs e)
{
if (dataGridView1.Rows[e.RowIndex].Cells[e.ColumnIndex].Value.ToString() == "Edit")
{
dash.assesmentId = Convert.ToInt32(dataGridView1.Rows[e.RowIndex].Cells[0].Value);
this.Hide();
Add_Assesment addAssesment = new Add_Assesment();
addAssesment.Show();
}
if (dataGridView1.Rows[e.RowIndex].Cells[e.ColumnIndex].Value.ToString() == "Delete")
{
List <int> selectedAssementCompId = new List <int>();
List <int> studentResultId = new List <int>();
int assesmentId = Convert.ToInt32(dataGridView1.Rows[e.RowIndex].Cells[0].Value);
if (MessageBox.Show("Do you want to delete " + dataGridView1.Rows[e.RowIndex].Cells[1].Value.ToString() + "?", "Confirm", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
SqlConnection connect = new SqlConnection(cnn);
connect.Open();
SqlCommand selectAssementComp = new SqlCommand("select * FROM AssessmentComponent WHERE AssessmentId = '" + assesmentId + "'", connect);
SqlDataReader reader = selectAssementComp.ExecuteReader();
while (reader.Read())
{
selectedAssementCompId.Add((int)reader[0]);
}
reader.Close();
foreach (var assementcompid in selectedAssementCompId)
{
SqlCommand selectStudentResultComp = new SqlCommand("select * FROM StudentResult WHERE AssessmentComponentId = '" + assementcompid + "'", connect);
SqlDataReader studentresultreader = selectStudentResultComp.ExecuteReader();
while (studentresultreader.Read())
{
studentResultId.Add((int)studentresultreader[0]);
}
studentresultreader.Close();
}
foreach (var sudentresid in studentResultId)
{
SqlCommand command = new SqlCommand("DELETE FROM StudentResult WHERE StudentId = '" + sudentresid + "'", connect);
command.ExecuteNonQuery();
}
foreach (var assementcompid in selectedAssementCompId)
{
SqlCommand command1 = new SqlCommand("DELETE FROM AssessmentComponent WHERE AssessmentId = '" + assesmentId + "'", connect);
command1.ExecuteNonQuery();
}
//SqlCommand command = new SqlCommand("DELETE FROM StudentResult WHERE AssessmentComponentId = '" + assesmentId + "'", connect);
//SqlCommand command1 = new SqlCommand("DELETE FROM AssessmentComponent WHERE AssessmentId = '" + assesmentId + "'", connect);
SqlCommand command2 = new SqlCommand("DELETE FROM Assessment WHERE Id = '" + assesmentId + "'", connect);
//command1.ExecuteNonQuery();
command2.ExecuteNonQuery();
connect.Close();
this.assessmentTableAdapter.Fill(this.projectBDataSet1.Assessment);
}
}
}
