/// <summary>
/// Updates existing Employee to XML
/// </summary>
/// <param name="empName">Name of Employee</param>
/// <returns>Update Status</returns>
public bool UpdateEmployee(string empName)
{
_logger.LogTrace("UpdateEmployee starts. Params name: {0}", empName);
if (empName == null)
{
System.Console.WriteLine("Name of Employee cannot be null");
return(false);
}
Employee employee = new Employee();
try
{
var emp = GetEmployeeByName(empName);
if (emp.Name == null)
{
System.Console.WriteLine("Name of Employee provided did not matched with existing records. Please retry");
return(false);
}
var doc = XDocument.Load(Directory.GetCurrentDirectory() + xmlPath);
employee.ID = emp.ID;
System.Console.WriteLine("Existing value is {0}. If you want to change the Name of Employee. Enter new Name else Press # to skip", emp.Name);
string updateName = GetInputsFromConsole.GetDetails <string>();
employee.Name = updateName == "#" ? emp.Name : updateName;
System.Console.WriteLine("Existing value is {0}. If you want to change the Age of Employee. Enter new Age else Press 0 to skip", emp.Age);
string updatedAge = GetInputsFromConsole.GetDetails <string>();
employee.Age = updatedAge == "0" ? emp.Age : int.Parse(updatedAge);
System.Console.WriteLine("Existing value is {0}. If you want to change the Designation of Employee. Enter new Designation else Press # to skip", emp.Designation);
string updatedDesig = GetInputsFromConsole.GetDetails <string>();
employee.Designation = updatedDesig == "#" ? emp.Designation : updatedDesig;
XElement updatedEmployee = doc.Descendants("employee").Where(_ => _.Descendants("name").FirstOrDefault().Value == emp.Name).FirstOrDefault();
updatedEmployee.Descendants("name").FirstOrDefault().Value = employee.Name;
updatedEmployee.Descendants("age").FirstOrDefault().Value = employee.Age.ToString();
updatedEmployee.Descendants("designation").FirstOrDefault().Value = employee.Designation;
SaveXML(doc);
System.Console.WriteLine("Successfully Updated new Employee");
System.Console.WriteLine(JsonConvert.SerializeObject(employee));
}
catch (Exception e)
{
_logger.LogError($"Exception occured: " + e.Message);
return(false);
}
_logger.LogTrace("AddEmployee Ends.");
return(true);
}
/// <summary>
/// Deletes existing Employee from XML
/// </summary>
/// <param name="empName">Name of Employee</param>
/// <returns>Delete Status</returns>
public bool DeleteEmployee(string empName)
{
_logger.LogTrace("DeleteEmployee starts. Params name: {0}", empName);
if (empName == null)
{
System.Console.WriteLine("Name of Employee cannot be null. Please retry");
return(false);
}
Employee employee = new Employee();
try
{
var emp = GetEmployeeByName(empName);
if (emp.Name == null)
{
System.Console.WriteLine("Name of Employee provided did not matched with existing records. Please retry");
return(false);
}
else
{
System.Console.WriteLine("Data found with Name: {0}. Are you sure to delete the Employee then Press Y", emp.Name);
if (GetInputsFromConsole.GetDetails <string>().ToLower() == "y")
{
var doc = XDocument.Load(Directory.GetCurrentDirectory() + xmlPath);
doc.Root.Descendants("employee").Where(n => n.Descendants("name").FirstOrDefault().Value == emp.Name).Remove();
SaveXML(doc);
System.Console.WriteLine("Successfully deleted an Employeewith Name: {0}", emp.Name);
}
else
{
System.Console.WriteLine("Delete operation cancelled");
return(true);
}
// return true;
}
}
catch (Exception e)
{
_logger.LogError($"Exception occured: " + e.Message);
return(false);
}
_logger.LogTrace("DeleteEmployee Ends.");
return(true);
}
/// <summary>
/// Adds new Employee to XML
/// </summary>
/// <returns>Add Status</returns>
public bool AddEmployee()
{
Employee employee = new Employee();
_logger.LogTrace("AddEmployee starts.");
try
{
var doc = XDocument.Load(Directory.GetCurrentDirectory() + xmlPath);
employee.ID = GetAllEmployeesCount() + 1;
System.Console.WriteLine("Please Enter Name of Employee and press Enter");
employee.Name = GetInputsFromConsole.GetDetails <string>();
System.Console.WriteLine("Please Enter Age of {0} and press Enter", employee.Name);
employee.Age = Int32.Parse(GetInputsFromConsole.GetDetails <int>());
System.Console.WriteLine("Please Enter Designation of {0} and press Enter", employee.Name);
employee.Designation = GetInputsFromConsole.GetDetails <string>();
XElement newEmployee = new XElement("employee");
XElement id = new XElement("id"); id.Value = employee.ID.ToString();
XElement name = new XElement("name"); name.Value = employee.Name;
XElement age = new XElement("age"); age.Value = employee.Age.ToString();
XElement designation = new XElement("designation"); designation.Value = employee.Designation;
newEmployee.Add(id, name, age, designation);
doc.Root.Add(newEmployee);
SaveXML(doc);
System.Console.WriteLine("Successfully Added new Employee");
System.Console.WriteLine(JsonConvert.SerializeObject(newEmployee));
}
catch (Exception e)
{
_logger.LogError($"Exception occured: " + e.Message);
return(false);
}
_logger.LogTrace("AddEmployee Ends.");
return(true);
}
/// <summary>
/// This method controls the flow. All Employee CRUD happens here.
/// </summary>
public void Run()
{
System.Console.WriteLine($"This is a console application for {_config.ConsoleTitle}");
System.Console.WriteLine($"Choose option from below to perform the operation.");
System.Console.WriteLine($"1 - Read the XML file.");
System.Console.WriteLine($"2 - Add new employee.");
System.Console.WriteLine($"3 - Update an existing employee.");
System.Console.WriteLine($"4 - Delete existing employee.");
bool retry = true; int counter = 0; string empName = "";
int op = 0;
op = Int32.Parse(GetInputsFromConsole.GetDetails <int>());
while (retry && counter < _config.MaxRepeatAllowed)
{
switch (op)
{
case 1: //ReadAll
System.Console.WriteLine("Reading the XML data: Started.");
retry = !_xmlService.ReadAllEmployees();
break;
case 3: // Update
System.Console.WriteLine("Enter the Employee Name to be updated. Should be a Complete match.");
empName = GetInputsFromConsole.GetDetails <string>();
retry = !_xmlService.UpdateEmployee(empName);
break;
case 2: // Add
System.Console.WriteLine("Add Employee.");
retry = !_xmlService.AddEmployee();
break;
case 4: // Delete
System.Console.WriteLine("Delete operation started. \n Enter the Employee Name to be deleted. Should be a Complete match.");
empName = GetInputsFromConsole.GetDetails <string>();
retry = !_xmlService.DeleteEmployee(empName);
break;
default:
break;
}
System.Console.WriteLine("{0} repeats left. Press R, to repeat the same operation. " +
"\n For switching operation, Press respective operation number.\n " +
"Press Enter to exit if earlier operation was successful", _config.MaxRepeatAllowed - counter - 1);
string repeatInput = GetInputsFromConsole.GetDetails <string>();
int parsedResult = 0;
Int32.TryParse(repeatInput, out parsedResult);
if (repeatInput.ToLower() == "r")
{
retry = true;
}
else if (parsedResult > 0 && parsedResult <= _config.ValidOperationCount)
{
op = Int32.Parse(repeatInput);
retry = true;
}
counter++;
}
System.Console.WriteLine($"Thank you. Exiting now. To increase retries change value in appsettings.json");
System.Console.ReadKey();
}
/// <summary>
/// Updates existing Employee to XML
/// </summary>
/// <param name="empName">Name of Employee</param>
/// <returns>Update Status</returns>
public bool UpdateEmployee(string empName)
{
_logger.LogTrace("UpdateEmployee starts. Params name: {0}", empName);
if (empName == null)
{
System.Console.WriteLine("Name of Employee cannot be null");
return(false);
}
EmployeeExtended employee = new EmployeeExtended();
try
{
var emp = GetEmployeeByName(empName);
if (emp.Name == null)
{
System.Console.WriteLine("Name of Employee provided did not matched with existing records. Please retry");
return(false);
}
var doc = XDocument.Load(Directory.GetCurrentDirectory() + xmlPath);
employee.ID = emp.ID;
System.Console.WriteLine("Existing value is {0}. If you want to change the Name of Employee. Enter new Name else Press # to skip", emp.Name);
string updateName = GetInputsFromConsole.GetDetails <string>();
employee.Name = updateName == "#" ? emp.Name : updateName;
System.Console.WriteLine("Existing value is {0}. If you want to change the Age of Employee. Enter new Age else Press 0 to skip", emp.Age);
string updatedAge = GetInputsFromConsole.GetDetails <string>();
employee.Age = updatedAge == "0" ? emp.Age : int.Parse(updatedAge);
System.Console.WriteLine("Existing value is {0}. If you want to change the Designation of Employee. Enter new Designation else Press # to skip", emp.Designation);
string updatedDesig = GetInputsFromConsole.GetDetails <string>();
employee.Designation = updatedDesig == "#" ? emp.Designation : updatedDesig;
System.Console.WriteLine("If you want to change the Address of Employee. Enter any letter else Press # and Enter to skip address");
string updatedAddress = GetInputsFromConsole.GetDetails <string>();
XElement updatedEmployee = doc.Descendants("employee").Where(_ => _.Descendants("name").FirstOrDefault().Value == emp.Name).FirstOrDefault();
updatedEmployee.Descendants("name").FirstOrDefault().Value = employee.Name;
updatedEmployee.Descendants("age").FirstOrDefault().Value = employee.Age.ToString();
updatedEmployee.Descendants("designation").FirstOrDefault().Value = employee.Designation;
if (updatedAddress == "#")
{
employee.Address = emp.Address;
}
else
{
employee.Address = emp.Address;
System.Console.WriteLine("If you want to change the Address of Employee. Enter new Door Number else Press # to skip");
string doorNoValue = GetInputsFromConsole.GetDetails <string>();
employee.Address.DoorNo = doorNoValue == "#" ? emp.Address.DoorNo : doorNoValue;
System.Console.WriteLine("If you want to change the street of Employee. Enter new street else Press # to skip");
string streetValue = GetInputsFromConsole.GetDetails <string>();
employee.Address.street = streetValue == "#" ? emp.Address.street : streetValue;
System.Console.WriteLine("If you want to change the Town of Employee. Enter new Town else Press # to skip");
string townValue = GetInputsFromConsole.GetDetails <string>();
employee.Address.Town = townValue == "#" ? emp.Address.Town : townValue;
System.Console.WriteLine("If you want to change the state of Employee. Enter new state else Press # to skip");
string stateValue = GetInputsFromConsole.GetDetails <string>();
employee.Address.State = stateValue == "#" ? emp.Address.Town : stateValue;
updatedEmployee.Descendants("doorNo").FirstOrDefault().Value = employee.Address.DoorNo;
updatedEmployee.Descendants("street").FirstOrDefault().Value = employee.Address.street;
updatedEmployee.Descendants("town").FirstOrDefault().Value = employee.Address.Town;
updatedEmployee.Descendants("state").FirstOrDefault().Value = employee.Address.State;
}
SaveXML(doc);
System.Console.WriteLine("Successfully Updated new Employee");
System.Console.WriteLine(JsonConvert.SerializeObject(employee));
}
catch (Exception e)
{
_logger.LogError($"Exception occured: " + e.Message);
return(false);
}
_logger.LogTrace("UpdateEmployee Ends.");
return(true);
}
/// <summary>
/// Adds new Employee to XML
/// </summary>
/// <returns>Add Status</returns>
public bool AddEmployee()
{
EmployeeExtended employee = new EmployeeExtended();
_logger.LogTrace("AddEmployee starts.");
try
{
var doc = XDocument.Load(Directory.GetCurrentDirectory() + xmlPath);
employee.ID = GetAllEmployeesCount() + 1;
System.Console.WriteLine("Please Enter Name of Employee and press Enter");
employee.Name = GetInputsFromConsole.GetDetails <string>();
System.Console.WriteLine("Please Enter Age of {0} and press Enter", employee.Name);
employee.Age = Int32.Parse(GetInputsFromConsole.GetDetails <int>());
System.Console.WriteLine("Please Enter Designation of {0} and press Enter", employee.Name);
employee.Designation = GetInputsFromConsole.GetDetails <string>();
System.Console.WriteLine("If you don't want to Enter Address of {0} then press Enter else Please enter DoorNo", employee.Name);
string doorNoValue = GetInputsFromConsole.GetDetails <string>();
if (doorNoValue == "")
{
employee.Address = new Address();
}
else
{
System.Console.WriteLine("Please enter street");
string streetValue = GetInputsFromConsole.GetDetails <string>();
System.Console.WriteLine("Please enter town");
string townValue = GetInputsFromConsole.GetDetails <string>();
System.Console.WriteLine("Please enter state");
string stateValue = GetInputsFromConsole.GetDetails <string>();
employee.Address = new Address()
{
DoorNo = doorNoValue,
State = streetValue,
street = townValue,
Town = stateValue,
};
}
XElement newEmployee = new XElement("employee");
XElement newAddress = new XElement("address");
XElement id = new XElement("id"); id.Value = employee.ID.ToString();
XElement name = new XElement("name"); name.Value = employee.Name;
XElement age = new XElement("age"); age.Value = employee.Age.ToString();
XElement designation = new XElement("designation"); designation.Value = employee.Designation;
XElement doorNo = new XElement("doorNo"); doorNo.Value = employee.Address?.DoorNo ?? "";
XElement street = new XElement("street"); street.Value = employee.Address?.street ?? "";
XElement town = new XElement("town"); town.Value = employee.Address?.Town ?? "";
XElement state = new XElement("state"); state.Value = employee.Address?.State ?? "";
newAddress.Add(doorNo, street, town, state);
newEmployee.Add(id, name, age, designation, newAddress);
doc.Root.Add(newEmployee);
SaveXML(doc);
System.Console.WriteLine("Successfully Added new Employee");
System.Console.WriteLine(JsonConvert.SerializeObject(newEmployee));
}
catch (Exception e)
{
_logger.LogError($"Exception occured: " + e.Message);
return(false);
}
_logger.LogTrace("AddEmployee Ends.");
return(true);
}