static void Main(string[] args)
{
User newUser = new User();
newUser.SaveAsXml();
UserFile uf = new UserFile();
uf.SaveAsXML();
UserEditor ue = new UserEditor();
ue.Start();
}
// constructors
public UserFile()
{
string filePath = (AppDomain.CurrentDomain.BaseDirectory + (@"\users.xml")); // check current directory (bin) for file
if (File.Exists(filePath))
{
// the file exists, so we can create users from the data
XDocument document = XDocument.Load("users.xml");
XElement root;
IEnumerable<XElement> docElements;
if (document.Root != null)
{
root = document.Root;
if (root.Elements() != null)
{
docElements = root.Elements();
foreach (var d in docElements)
{
User userName = new User();
XElement nameElement = d.Element("Name").IsValidOrDefault();
d.Attribute("id").CheckForNull(); // check if value is null before assigning it
userName.Id = d.Attribute("id").Value;
nameElement.Element("Prefix").IsValidOrDefault(); // check if value is null before assigning it
userName.Prefix = nameElement.Element("Prefix").Value;
nameElement.Element("FirstName").IsValidOrDefault(); // check if value is null before assigning it
userName.FirstName = nameElement.Element("FirstName").Value;
nameElement.Element("MiddleName").IsValidOrDefault(); // check if value is null before assigning it
userName.MiddleName = nameElement.Element("MiddleName").Value;
nameElement.Element("LastName").IsValidOrDefault(); // check if value is null before assigning it
userName.LastName = nameElement.Element("LastName").Value;
nameElement.Element("Suffix").IsValidOrDefault(); // check if value is null before assigning it
userName.Suffix = nameElement.Element("Suffix").Value;
d.Element("Username").IsValidOrDefault(); // check if value is null before assigning it
userName.Username = d.Element("Username").Value;
d.Element("Password").IsValidOrDefault(); // check if value is null before assigning it
userName.Password = d.Element("Password").Value;
d.Element("DateOfBirth").IsValidOrDefault(); // check if value is null before assigning it (checking when it is a string, before converting)
userName.DateOfBirth = DateTime.Parse(d.Element("DateOfBirth").Value);
d.Element("JobTitle").IsValidOrDefault(); // check if value is null before assigning it
userName.JobTitle = d.Element("JobTitle").Value;
userList.Add(userName); //add user to our list of users
//Console.WriteLine(userList.Count()); //used for testing. Make sure all Users are being added to the list
}
}
else
{
Console.Error.WriteLine("Error: root.Elements() is null ");
}
}
Console.Error.WriteLine("Error: document.Root is null ");
}
else
{
TestXmlData(); //method call to create test data
//now that we have data, we can create users from the data
XDocument document = XDocument.Load("users.xml");
XElement root = document.Root;
IEnumerable<XElement> docElements = root.Elements();
foreach (var d in docElements)
{
User userName = new User();
XElement nameElement = d.Element("Name").IsValidOrDefault();
d.Attribute("id").CheckForNull(); // check if value is null before assigning it
userName.Id = d.Attribute("id").Value; // not null - assign value
nameElement.Element("Prefix").IsValidOrDefault(); // check if value is null before assigning it
userName.Prefix = nameElement.Element("Prefix").Value; // not null - assign value
nameElement.Element("FirstName").IsValidOrDefault(); // check if value is null before assigning it
userName.FirstName = nameElement.Element("FirstName").Value; // not null - assign value
nameElement.Element("MiddleName").IsValidOrDefault(); // check if value is null before assigning it
userName.MiddleName = nameElement.Element("MiddleName").Value; // not null - assign value
nameElement.Element("LastName").IsValidOrDefault(); // check if value is null before assigning it
userName.LastName = nameElement.Element("LastName").Value; // not null - assign value
nameElement.Element("Suffix").IsValidOrDefault(); // check if value is null before assigning it
userName.Suffix = nameElement.Element("Suffix").Value; // not null - assign value
d.Element("Username").IsValidOrDefault(); // check if value is null before assigning it
userName.Username = d.Element("Username").Value; // not null - assign value
d.Element("Password").IsValidOrDefault(); // check if value is null before assigning it
userName.Password = d.Element("Password").Value; // not null - assign value
d.Element("DateOfBirth").IsValidOrDefault(); // check if value is null before assigning it (checking when it is a string, before converting)
userName.DateOfBirth = DateTime.Parse(d.Element("DateOfBirth").Value); // not null - assign value & do the conversion
d.Element("JobTitle").IsValidOrDefault(); // check if value is null before assigning it
userName.JobTitle = d.Element("JobTitle").Value; // not null - assign value
userList.Add(userName); //add user to our list of users
//Console.WriteLine(userList.Count()); //used for testing. Make sure all Users are being added to the list
}
}
}
// add a new user
public void AddUser()
{
// for user ID we are going to loop through the list of users and extraxt their IDs. Then, we will set the new user ID to the
//// max value + 1
List<int> userIds = new List<int>();
var maxId = 0;
foreach (User usr in usersInfo.userList)
{
int tempId = int.Parse(usr.Id);
userIds.Add(tempId);
maxId = userIds.Max(); // get max value
if(tempId > maxId)
{
maxId = tempId;
}
}
consoleUserID = (maxId + 1).ToString(); // set console ID to max value +1 then convert it back to a string for XML
do // don't move on until field Username has a value
{
Console.WriteLine("Please enter a Username: "******"Please enter a Password: "******"Please enter a valid Date of Birth (MM/DD/YYYY): ");
consoleBday = Console.ReadLine(); // get user input Date of Birth
}
// checks to make sure DoB is not null & that DoB is valid
while (string.IsNullOrWhiteSpace(consoleBday) || (!DateTime.TryParse(consoleBday, out tempDoB)));
Console.WriteLine("Please enter a Prefix: ");
string consolePrefix = Console.ReadLine(); // get user input Prefix
do // don't move on until field FirstName has a value
{
Console.WriteLine("Please enter a First Name: ");
consoleFirstName = Console.ReadLine(); // get user input First Name
}
while (string.IsNullOrWhiteSpace(consoleFirstName));
Console.WriteLine("Please enter a Middle Name: ");
string consoleMiddleName = Console.ReadLine(); // get user input Middle Name
do // don't move on until field LastName has a value
{
Console.WriteLine("Please enter a Last Name: ");
consoleLastName = Console.ReadLine(); // get user input Last Name
}
while (string.IsNullOrWhiteSpace(consoleLastName));
Console.WriteLine("Please enter a Suffix: ");
string consoleSuffix = Console.ReadLine(); // get user input Suffix
Console.WriteLine("Please enter a Job Title: ");
string consoleJobTitle = Console.ReadLine(); // get user input JobTitle
//we have all the values we need, now create a new user
User newConsoleUser = new User(consoleUserID.ToString(), consolePrefix, consoleFirstName, consoleMiddleName, consoleLastName,
consoleSuffix, consoleUserName, consolePassword, consoleBday, consoleJobTitle);
usersInfo.userList.Add(newConsoleUser); // add this new user to our userList
usersInfo.SaveAsXML(); // save XML file of all our users
Console.WriteLine("Saving... User saved successfully!");
System.Threading.Thread.Sleep(1000);
ListAllUsers(); // list users to make sure our user was successfully added
}
public User(XElement xele)
{
IEnumerable<XElement> usersXele = xele.Elements();
foreach(var user in usersXele)
{
try {
User userName = new User();
XElement nameElement = user.Element("Name").IsValidOrDefault();
user.Attribute("id").CheckForNull();
userName.Id = user.Attribute("id").Value;
nameElement.Element("Prefix").IsValidOrDefault(); // check if value is null before assigning it
userName.Prefix = nameElement.Element("Prefix").Value;
nameElement.Element("FirstName").IsValidOrDefault(); // check if value is null before assigning it
userName.FirstName = nameElement.Element("FirstName").Value;
nameElement.Element("MiddleName").IsValidOrDefault(); // check if value is null before assigning it
userName.MiddleName = nameElement.Element("MiddleName").Value;
nameElement.Element("LaseName").IsValidOrDefault(); // check if value is null before assigning it
userName.LastName = nameElement.Element("LastName").Value;
nameElement.Element("Suffix").IsValidOrDefault(); // check if value is null before assigning it
userName.Suffix = nameElement.Element("Suffix").Value;
user.Element("Username").IsValidOrDefault(); // check if value is null before assigning it
userName.Username = user.Element("Username").Value;
user.Element("Username").IsValidOrDefault(); // check if value is null before assigning it
userName.Password = user.Element("Password").Value;
user.Element("DateOfBirth").IsValidOrDefault(); // check if value is null before assigning it (checking when it is a string, before converting)
userName.DateOfBirth = DateTime.Parse(user.Element("DateOfBirth").Value);
user.Element("JobTitle").IsValidOrDefault(); // check if value is null before assigning it (checking when it is a string, before converting)
userName.JobTitle = user.Element("JobTitle").Value;
}
catch (Exception e)
{
throw e;
}
}
}
