/// <summary>
/// Updates user's data in the database
/// </summary>
/// <param name="id">User ID</param>
/// <param name="userVm">Input user's data</param>
public void UpdateUser(string id, TbUserRoleVm userVm)
{
if(id != userVm.UserId)
{
throw new Exception("User ID conflict.");
}
var user = UserManager.FindById(userVm.UserId);
if(user == null)
{
throw new Exception(string.Format("Unable to find user '{0}'.", userVm.UserName));
}
// Execute mapping from the view model to the domain object
user = _mapper.Map<TbUserRoleVm, TbUser>(userVm, user);
// Envelop the sequence of the db operations in the transaction scope
using(var transaction = TransactionProvider.GetTransactionScope())
{
// Update user's data
var result = UserManager.Update(user);
if(result == null || !result.Succeeded)
{
throw new TbIdentityException("Update user error", result);
}
// Change user's role if it had been changed
string prevRole = UserManager.GetRoles(id).FirstOrDefault();
if(prevRole != userVm.Role)
{
result = UserManager.RemoveFromRole(id, prevRole);
if(result == null || !result.Succeeded)
{
throw new TbIdentityException("Remove from role error", result);
}
result = UserManager.AddToRole(id, userVm.Role);
if(result == null || !result.Succeeded)
{
throw new TbIdentityException("Add to role error", result);
}
}
transaction.Complete();
}
}
/// <summary>
/// Adds a user to the system asyncronously
/// </summary>
/// <param name="userModel">User's data</param>
/// <returns>Task to enable asynchronous execution</returns>
public async Task AddUserAsync(TbUserRoleVm userModel)
{
// Base user constructor creates Id, which must be kept in the model before mapping
var user = new TbUser();
userModel.UserId = user.Id;
// Execute mapping from the view model to the domain object
user = _mapper.Map<TbUserRoleVm, TbUser>(userModel, user);
// TODO: consider more secure psw generation
string password = "******";
// Envelop the sequence of the db operations in the transaction scope
using(var transaction = TransactionProvider.GetTransactionScope())
{
// Create a user
var result = UserManager.Create(user, password);
if(result == null || !result.Succeeded)
{
throw new TbIdentityException("Create user error", result);
}
// Add a user to the specified role
string role = userModel.Role;
long projectId = (long)userModel.ProjectId;
string userId = user.Id;
result = UserManager.AddToRole(userId, role);
if(result == null || !result.Succeeded)
{
throw new TbIdentityException("Add to role error", result);
}
// Add a user to the specified project
var projectUsers = new ProjectUsers()
{
ProjectId = projectId,
UserId = userId
};
var projectUsersRepository = _unitOfWork.ProjectUsersRepository;
projectUsersRepository.Add(projectUsers);
// If just added user is a manager, delete "NotAssigned" (manager) system account from the project
if(role == RoleKey.Manager)
{
string notAssignedUserId = UserManager.FindByName("NotAssigned").Id;
projectUsersRepository.DeleteByPredicate(x => x.UserId == notAssignedUserId && x.ProjectId == projectId);
}
_unitOfWork.Commit();
transaction.Complete();
}
// Create email notification and send it
string login = string.Format("{0}/#/login", Host);
string retrive = string.Format("{0}/#/forgotPassword", Host);
string body = string.Format(_addUserEmailBodyConst, user.FirstName, user.UserName, password, retrive, login);
MailMessage message = new MailMessage();
message.To.Add(user.Email);
message.Subject = "Add account";
message.Body = body;
await _emailService.SendMailAsync(message);
}