public bool DeleteUserfromDB(int id)
{
bool result = default(bool);
BaseDataAccess _db = new BaseDataAccess();
using (DbTransaction dbTransaction = _db.CreateTransaction())
{
try
{
// 1- Select User From DB by ID
UserBusiness userBusiness = new UserBusiness();
UserList userList = userBusiness.SelectRows(id, null, null, null);
if (userList != null && userList.Count > 0)
{
// 2- Select User Groups From DB by User ID
UserGroupBusiness userGroupBusiness = new UserGroupBusiness();
UserGroupList userGroupList = userGroupBusiness.SelectRows(null, id, null);
if (userGroupList != null && userGroupList.Count > 0)
{
// 3- Delete User Groups first (we must remove children first because of DB relation)
foreach (UserGroup userGroup in userGroupList)
{
userGroupBusiness = new UserGroupBusiness();
userGroupBusiness.DeleteRow(dbTransaction, userGroup);
}
}
// 4- Then Delete The User itself
userBusiness = new UserBusiness();
if (userBusiness.DeleteRow(dbTransaction, userList[0]) > 0)
{
dbTransaction.Commit();
result = true;
}
else
{
dbTransaction.Rollback();
throw new Exception("DataBase Operation Failure");
}
}
else
{
dbTransaction.Rollback();
throw new Exception("User Id Not Found in DB");
}
}
catch (Exception)
{
dbTransaction.Rollback();
throw new Exception("DataBase Operation Failure");
}
}
return(result);
}
public UserDTO GetUserByIDfromDB(int id)
{
ICollection <UserDTO> outputList = default(ICollection <UserDTO>);
UserDTO output = new UserDTO();
try
{
// 1- Select User From DB by ID
UserBusiness _UserBusiness = new UserBusiness();
UserList _UserList = _UserBusiness.SelectRows(id, null, null, null);
if (_UserList != null && _UserList.Count > 0)
//outputList = Mapper.MapUserAsOutput();
{
// 2- Prepare Mapping Obects (Fill Values from DB)
Mapper._GroupList = fillGroupList(); //default(List<Group>);
Mapper._FunctionList = fillFunctionList(); //default(List<Function>);
Mapper._UserList = _UserList;
Mapper._UserGroupList = new List <UserGroup>(); //default(List<UserGroup>);
Mapper._GroupFunctionList = fillGroupFunctionList(); //default(List<GroupFunction>);
UserGroupBusiness _UserGroupBusiness = new UserGroupBusiness();
UserGroupList _UserGroupList = default(UserGroupList);
foreach (User _User in _UserList)
{
_UserGroupList = _UserGroupBusiness.SelectRows(null, _User.Id, null);
if (_UserGroupList != null && _UserGroupList.Count > 0)
{
foreach (UserGroup _UserGroup in _UserGroupList)
{
Mapper._UserGroupList.Add(Copier.copyUserGroup(_UserGroup));
}
}
}
// 3- Perform Mapping to Output
outputList = Mapper.MapUserAsOutput();
if (outputList != null && outputList.Count > 0)
{
output = outputList.First();
}
}
}
catch (Exception ex)
{
// Log Exception Here
throw; //new Exception(ex.Message);
}
return(output);
}
public UserDTO UpdateUserinDB(UserDTO userDTO)
{
BaseDataAccess _db = new BaseDataAccess();
using (DbTransaction dbTransaction = _db.CreateTransaction())
{
try
{
// 1- Perform Mapping to Input (for Saving in DB)
if (Mapper.MapUserAsInput(userDTO))
{
////User user = Mapper._User;
////List<UserGroup> userGroups = Mapper._UserGroupListInput;
//UserBusiness userBusiness = new UserBusiness();
//if (userBusiness.InsertRow(dbTransaction, Mapper._User) > 0)
//{
// UserGroupBusiness userGroupBusiness = new UserGroupBusiness();
// if (Mapper._UserGroupListInput != null && Mapper._UserGroupListInput.Count > 0)
// {
// foreach (UserGroup userGroup in Mapper._UserGroupListInput)
// {
// userGroup.userId = Mapper._User.Id;
// userGroupBusiness = new UserGroupBusiness();
// userGroupBusiness.InsertRow(dbTransaction, userGroup);
// }
// dbTransaction.Commit();
// }
// else
// dbTransaction.Rollback();
//}
//else
// throw new DataException("DataBase Operation Failure");
// 2- Select User to be updated
UserBusiness userBusiness = new UserBusiness();
UserList userList = userBusiness.SelectRows(Mapper._User.Id, null, null, null);
if (userList != null && userList.Count > 0)
{
userList[0].userName = Mapper._User.userName;
userList[0].fullName = Mapper._User.fullName;
userList[0].Password = Mapper._User.Password;
userList[0].status = Mapper._User.status;
// 3- Update User Data by Input Values
userBusiness = new UserBusiness();
if (userBusiness.UpdateRow(dbTransaction, userList[0]) > 0)
{
// 4- Remove User Groups Already Saved for that User in DB
UserGroupBusiness userGroupBusiness = new UserGroupBusiness();
UserGroupList userGroupList = userGroupBusiness.SelectRows(null, Mapper._User.Id, null);
if (userGroupList != null && userGroupList.Count > 0)
{
//foreach (UserGroup userGroup in Mapper._UserGroupList)
//{
// userGroupBusiness = new UserGroupBusiness();
// userGroupBusiness.DeleteRow(dbTransaction, userGroup);
//}
foreach (UserGroup userGroup in userGroupList)
{
userGroupBusiness = new UserGroupBusiness();
userGroupBusiness.DeleteRow(dbTransaction, userGroup);
}
}
// 5- Add New User Groups from Input
if (Mapper._UserGroupListInput != null && Mapper._UserGroupListInput.Count > 0)
{
foreach (UserGroup userGroup in Mapper._UserGroupListInput)
{
userGroupBusiness = new UserGroupBusiness();
userGroupBusiness.InsertRow(dbTransaction, userGroup);
}
dbTransaction.Commit();
}
}
else
{
dbTransaction.Rollback();
throw new Exception("DataBase Operation Failure");
}
}
else
{
throw new Exception("User Id Not Found in DB");
}
}
else
{
throw new ArgumentNullException("userDTO");
}
}
catch (Exception ex)
{
dbTransaction.Rollback();
throw new Exception("DataBase Operation Failure");
}
}
return(userDTO);
}
