public Boolean ThemDiem(DiemDTO diem)
{
try
{
return(diemdal.ThemDiem(diem));
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
}
public List <DiemDTO> LayDiem()
{
List <DiemDTO> list = new List <DiemDTO>();
conn.Open();
string sql = "select * from Diem";
SqlCommand sqlComm = new SqlCommand(sql, conn);
SqlDataReader sqlDr = sqlComm.ExecuteReader();
while (sqlDr.Read())
{
DiemDTO diem = new DiemDTO(sqlDr.GetString(0), sqlDr.GetString(1),
float.Parse(sqlDr["DiemTB"].ToString()), float.Parse(sqlDr["DiemThiLan1"].ToString()), float.Parse(sqlDr["DiemTongKet"].ToString()));
list.Add(diem);
}
sqlDr.Close();
conn.Close();
return(list);
}
public List <DiemDTO> LayDiemTheoLop(string malop)
{
List <DiemDTO> list = new List <DiemDTO>();
conn.Open();
string sql = "select Diem.* from Diem,SinhVien where Diem.MaSinhVien=SinhVien.MaSinhVien and SinhVien.MaLop='" + malop + "'";
SqlCommand sqlComm = new SqlCommand(sql, conn);
SqlDataReader sqlDr = sqlComm.ExecuteReader();
while (sqlDr.Read())
{
DiemDTO diem = new DiemDTO(sqlDr.GetString(0), sqlDr.GetString(1),
float.Parse(sqlDr["DiemTB"].ToString()), float.Parse(sqlDr["DiemThiLan1"].ToString()), float.Parse(sqlDr["DiemTongKet"].ToString()));
list.Add(diem);
}
sqlDr.Close();
conn.Close();
return(list);
}
public List <DiemDTO> LayBangDiem()
{
List <DiemDTO> ds = new List <DiemDTO>();
KetNoiCoSoDuLieu.MoKetNoi();
string sqlSELECT = "SELECT * FROM Diem";
SqlCommand cmd = new SqlCommand(sqlSELECT, KetNoiCoSoDuLieu.KetNoi);
SqlDataReader dr = cmd.ExecuteReader();
while (dr.Read())
{
DiemDTO diem = new DiemDTO(
dr["MaHocSinh"].ToString(),
dr["MaMonHoc"].ToString(),
Convert.ToInt32(dr["DiemTB_Ky1"]),
Convert.ToInt32(dr["DiemTB_ky2"]));
ds.Add(diem);
}
KetNoiCoSoDuLieu.DongKetNoi();
return(ds);
}
public Boolean ThemDiem(DiemDTO diem)
{
if (conn.State == ConnectionState.Closed)
{
conn.Open();
}
string sql = "insert into Diem values(@masv,@mamon,@diemtb,@diemthilan1,@diemtk)";
SqlCommand sqlComm = new SqlCommand(sql, conn);
sqlComm.Parameters.Add(new SqlParameter("@masv", SqlDbType.NChar)).Value = diem.maSV;
sqlComm.Parameters.Add(new SqlParameter("@mamon", SqlDbType.NChar)).Value = diem.maMon;
sqlComm.Parameters.Add(new SqlParameter("@diemtb", SqlDbType.Float)).Value = diem.DiemTB;
sqlComm.Parameters.Add(new SqlParameter("@diemthilan1", SqlDbType.Float)).Value = diem.DiemThiLan1;
sqlComm.Parameters.Add(new SqlParameter("@diemtk", SqlDbType.Float)).Value = diem.DiemTongKet;
int kq = sqlComm.ExecuteNonQuery();
conn.Close();
if (kq > 0)
{
return(true);
}
return(false);
}
public Boolean SuaDiem(DiemDTO diem)
{
if (conn.State == ConnectionState.Closed)
{
conn.Open();
}
string sql = "update Diem set DiemTB=@diemtb,DiemThiLan1=@diemthilan1,DiemTongKet=@diemtk where MaSinhVien=@masv and MaMonHoc=@mamon";
SqlCommand sqlComm = new SqlCommand(sql, conn);
sqlComm.Parameters.Add(new SqlParameter("@masv", SqlDbType.NChar)).Value = diem.maSV;
sqlComm.Parameters.Add(new SqlParameter("@mamon", SqlDbType.NChar)).Value = diem.maMon;
sqlComm.Parameters.Add(new SqlParameter("@diemtb", SqlDbType.Float)).Value = diem.DiemTB;
sqlComm.Parameters.Add(new SqlParameter("@diemthilan1", SqlDbType.Float)).Value = diem.DiemThiLan1;
sqlComm.Parameters.Add(new SqlParameter("@diemtk", SqlDbType.Float)).Value = diem.DiemTongKet;
int kq = sqlComm.ExecuteNonQuery();
conn.Close();
if (kq > 0)
{
return(true);
}
return(false);
}
private void btnLuuDiem_Click(object sender, EventArgs e)
{
string[] colNames = { "colDiemMieng", "colDiem15Phut", "colDiem45Phut", "colDiemThi" };
if (!KiemTraTruocKhiLuu.KiemTraDiem(dgvDiem, colNames) || STT == null)
{
return;
}
string maLop = cmbLop.SelectedValue.ToString();
string maNamHoc = cmbNamHoc.SelectedValue.ToString();
string maMonHoc = cmbMonHoc.SelectedValue.ToString();
string maHocKy = cmbHocKy.SelectedValue.ToString();
int rowCount = 0;
foreach (DataGridViewRow row in dgvDiem.Rows)
{
string maHocSinh = row.Cells["colMaHocSinh"].Value.ToString();
rowCount++;
for (int i = 0; i < colNames.Length; i++)
{
if (row.Cells[colNames[i]].Value.ToString() == "")
{
row.Cells[colNames[i]].Value = 0;
}
string chuoiDiem = row.Cells[colNames[i]].Value.ToString();
if (string.IsNullOrWhiteSpace(chuoiDiem))
{
continue;
}
int count = 0;
for (int j = 0; j < chuoiDiem.Length; j++)
{
if (chuoiDiem[j] != ';' && j != chuoiDiem.Length - 1)
{
count++;
}
else
{
if (j == chuoiDiem.Length - 1)
{
j++;
count++;
}
string diemDaXuLy = chuoiDiem.Substring(j - count, count);
if (!string.IsNullOrWhiteSpace(diemDaXuLy) && QuyDinhBUS.Instance.KiemTraDiem(diemDaXuLy))
{
DiemDTO diem = new DiemDTO(maHocSinh, maMonHoc, maHocKy, maNamHoc, maLop, $"LD000{i + 1}", float.Parse(diemDaXuLy));
DiemBUS.Instance.ThemDiem(diem);
}
count = 0;
}
}
}
#region Xóa các kết quả cũ
for (int i = 1; i < 60; i++)
{
for (int j = 1; j < 20; j++)
{
int id = STT[i, j];
if (id > 0)
{
DiemBUS.Instance.XoaDiem(id);
}
else
{
break;
}
}
}
#endregion
#region Lưu vào bảng kết quả
if (rowCount <= dgvDiem.Rows.Count)
{
KQHSMonHocBUS.Instance.LuuKetQua(maHocSinh, maLop, maNamHoc, maMonHoc, maHocKy);
KQHSCaNamBUS.Instance.LuuKetQua(maHocSinh, maLop, maNamHoc);
KQLHMonHocBUS.Instance.LuuKetQua(maLop, maNamHoc, maMonHoc, maHocKy);
KQLHHocKyBUS.Instance.LuuKetQua(maLop, maNamHoc, maHocKy);
}
#endregion
}
MessageBox.Show("Cập nhật thành công!", "COMPLETED", MessageBoxButtons.OK, MessageBoxIcon.Information);
btnHienThiDanhSach_Click(sender, e);
frmXemDiem frm = (frmXemDiem)Application.OpenForms["frmXemDiem"];
if (frm != null)
{
frm.btnHienThiClicked(sender, e);
}
}
