public Comment(User author, string text)
{
this.Author = author;
this.Text = text;
}
public string RegisterUser(string username, string password, string confirmPassword)
{
if (this.Data.LoggedUser != null)
{
return "There is already a logged in user";
}
if (password != confirmPassword)
{
return "The provided passwords do not match";
}
if (this.Data.UsersByUsername.ContainsKey(username))
{
return string.Format("A user with username {0} already exists", username);
}
var user = new User(username, password);
this.Data.UsersByUsername.Add(username, user);
return string.Format("User {0} registered successfully", username);
}