public List<DepartmentModel> GetAllDepartmentName(List<DepartmentModel> departmentModelsParameter)
{
List<DepartmentModel> departmentModels = new List<DepartmentModel>();
string query = String.Format(@"select id,name from tblDepartment where id=@deptId");
foreach (DepartmentModel department in departmentModelsParameter)
{
using (SqlConnection connection = new SqlConnection(ConfigurationManager.ConnectionStrings[1].ConnectionString))
{
using (SqlCommand command = new SqlCommand(query, connection))
{
command.Parameters.Clear();
command.Parameters.AddWithValue("@deptId",department.DeptID);
connection.Open();
SqlDataReader rdr = command.ExecuteReader();
while (rdr.Read())
{
DepartmentModel departmentModel = new DepartmentModel();
departmentModel.DeptID = Convert.ToInt32(rdr[0]);
departmentModel.DepartmentName = rdr[1].ToString();
departmentModels.Add(departmentModel);
}
connection.Close();
}
}
}
return departmentModels;
}
public int SaveDepartmentName(DepartmentModel departmentModel)
{
string query = String.Format("Insert into tblDepartment values(@name,@facultyID)");
sqlCommand.CommandText = query;
SqlParameter nameParameter = new SqlParameter("@name",departmentModel.DepartmentName);
sqlCommand.Parameters.Add(nameParameter);
SqlParameter facultyIdParameter = new SqlParameter("@facultyID",departmentModel.FacultyID);
sqlCommand.Parameters.Add(facultyIdParameter);
sqlConnection.Open();
int rowsAffected = sqlCommand.ExecuteNonQuery();
sqlConnection.Close();
return rowsAffected;
}
public bool IsDepartNameExist(DepartmentModel departmentModel)
{
bool isDepartmentNameExist = false;
string query = String.Format("Select * from tblDepartment where name=@deptName");
SqlParameter nameParameter = new SqlParameter("@deptName",departmentModel.DepartmentName);
sqlCommand.Parameters.Add(nameParameter);
sqlCommand.CommandText = query;
sqlConnection.Open();
SqlDataReader rdr = sqlCommand.ExecuteReader();
while (rdr.Read())
{
isDepartmentNameExist = true;
}
sqlConnection.Close();
return isDepartmentNameExist;
}
public void saveDepartmentButton_Click(object sender, EventArgs e)
{
DepartmentModel departmentModel = new DepartmentModel();
departmentModel.DepartmentName = departmentNameTextBox.Text;
departmentModel.FacultyID = Convert.ToInt32(facultyDropDownList.SelectedItem.Value);
if (departmentNameTextBox.Text=="")
{
successStatusLabel.InnerText = "Please enter the department name";
}
else
{
if (facultyDropDownList.SelectedValue=="-1")
{
successStatusLabel.InnerText = "Please select the faculty.";
}
else
{
if (addDepartmentBll.IsDepartNameExist(departmentModel))
{
failStatusLabel.InnerText = "Department name already exist";
successStatusLabel.InnerText = "";
}
else
{
if (addDepartmentBll.SaveDepartmentName(departmentModel) > 0)
{
failStatusLabel.InnerText = "";
successStatusLabel.InnerText = "Department name saved";
ShowDepartmentInformationInGridView();
GetAllFacultyInDropDownList();
ListItem listItem = new ListItem("Select faculty", "-1");
facultyDropDownList.Items.Insert(0, listItem);
}
else
{
failStatusLabel.InnerText = "";
failStatusLabel.InnerText = "Department name not saved";
}
}
}
}
}
public List<DepartmentModel> GetAllDepartmentId()
{
List<DepartmentModel> departmentModels = new List<DepartmentModel>();
string query = String.Format(@"select deptId from tblStudentSemisterRegistration");
using (SqlConnection connection = new SqlConnection(ConfigurationManager.ConnectionStrings[1].ConnectionString))
{
using (SqlCommand command = new SqlCommand(query,connection))
{
connection.Open();
SqlDataReader rdr = command.ExecuteReader();
while (rdr.Read())
{
DepartmentModel departmentModel = new DepartmentModel();
departmentModel.DeptID = Convert.ToInt32(rdr[0]);
departmentModels.Add(departmentModel);
}
connection.Close();
}
}
return departmentModels;
}
public int SaveDepartmentName(DepartmentModel departmentModel)
{
return addDepartmentDal.SaveDepartmentName(departmentModel);
}
public bool IsDepartNameExist(DepartmentModel departmentModel)
{
return addDepartmentDal.IsDepartNameExist(departmentModel);
}
