public bool IsDepartmentExists(Department department)
{
connection.ConnectionString = connectionString;
string query = "SELECT * FROM Department WHERE Code =@Code OR Name=@Name";
SqlCommand command = new SqlCommand(query, connection);
command.Parameters.Clear();
command.Parameters.Add("Code", SqlDbType.VarChar);
command.Parameters["Code"].Value = department.Code;
command.Parameters.Add("Name", SqlDbType.VarChar);
command.Parameters["Name"].Value = department.Name;
connection.Open();
SqlDataReader reader = command.ExecuteReader();
if (reader.HasRows)
{
connection.Close();
return true;
}
else
{
connection.Close();
return false;
}
}
public int SaveDepartment(Department department)
{
connection.ConnectionString = connectionString;
string query = "INSERT INTO Department VALUES(@Code,@Name)";
SqlCommand command = new SqlCommand(query, connection);
command.Parameters.Clear();
command.Parameters.Add("Code", SqlDbType.VarChar);
command.Parameters["Code"].Value = department.Code;
command.Parameters.Add("Name", SqlDbType.VarChar);
command.Parameters["Name"].Value = department.Name;
connection.Open();
int rowAffected = command.ExecuteNonQuery();
connection.Close();
return rowAffected;
}
public string SaveDepartment(Department department)
{
if (departmentGateway.IsDepartmentExists(department))
{
return "Department Name And Code must be unique !!!";
}
else
{
if (departmentGateway.SaveDepartment(department) > 0)
{
return "Save successfully";
}
else
{
return "Insertion failure !!!";
}
}
}
// GetALLDeaprtments
public List<Department> GetAllDepartments()
{
connection.ConnectionString = connectionString;
string query = "SELECT * FROM Department Order By Code";
SqlCommand command = new SqlCommand(query, connection);
connection.Open();
SqlDataReader reader = command.ExecuteReader();
List<Department> departmentlist = new List<Department>();
while (reader.Read())
{
Department department = new Department();
department.Id = Convert.ToInt32(reader["Id"].ToString());
department.Code = reader["Code"].ToString();
department.Name = reader["Name"].ToString();
departmentlist.Add(department);
}
reader.Close();
connection.Close();
return departmentlist;
}
public ActionResult SaveDeparment(Department department)
{
ViewBag.Message = departmentManager.SaveDepartment(department);
ModelState.Clear();
return View();
}
/// Get alldepartmentssssss
public Department GetAllCodebyDeptID(int departmentId)
{
connection.ConnectionString = connectionString;
string query = "SELECT * FROM Department WHERE Id=@departmentId";
SqlCommand command = new SqlCommand();
command.CommandText = query;
command.Connection = connection;
command.Parameters.Add("departmentId", SqlDbType.Int);
command.Parameters["departmentId"].Value = departmentId;
connection.Open();
SqlDataReader reader = command.ExecuteReader();
//List<Teacher> teacherList = new List<Teacher>();
Department department = new Department();
while (reader.Read())
{
department.Id = (int)reader["Id"];
department.Name = reader["Name"].ToString();
department.Code = reader["Code"].ToString();
}
reader.Close();
connection.Close();
return department;
}
