}//addMember
// Allows the user to update an existing member's details
private void editMember()
{
ui.message("\tEdit a Member\n\n");
//Get member number
long number = ui.promptForLong("Member number: ");
//Search for member
Member aMember = members.find(number);
if (aMember != null) // if member found
{
//Display member
ui.message("Current Member Details: \n"
+ aMember.toFormattedString());
//get updated values for attributes
//true means attributes not provided will retain their original values
updatePerson(ui, aMember, true);
bool validStatus = false;
do
{
String input = ui.promptForString("Member status: ");
if (input != null && input.Length > 0)
{
try
{
aMember.setStatus(Char.ToUpper(input.ElementAt(0)));
validStatus = true;
}
catch (ArgumentException ex)
{
ui.errorMessage(ex.Message);
}
}
else
{
validStatus = true;
}
} while (!validStatus);
//update the member in the collection
members.update(aMember);
//display updated details as confirmation of success
ui.message("Updated Member details:\n");
ui.message(aMember.toFormattedString() + "\n");
}
else
{
ui.errorMessage("Member number " + number + " cannot be found.\n");
}
}//editMember
}//default constructor
// Allows the user to add a new member to the collection
private void addMember()
{
ui.message("\tAdd a Member\n");
//Create a new default member.
//Status is set by the constructor to Active
Member newMember = new Member();
//Get values for attributes
//false for last parameter means required attributes must be provided
updatePerson(ui, newMember, false);
//Add to collection
members.add(newMember);
//Display the member
ui.message("New member details: \n");
ui.message(newMember.toFormattedString() + "\n");
}//addMember
}//editMember
// Allows the user to delete an existing member
private void deleteMember()
{
ui.message("\tDelete a Member\n\n");
//get member number
long number = ui.promptForLong("Member number: ");
//search for member in collection
Member aMember = members.find(number);
if (aMember != null)
{
//display member
ui.message("Current Member Details: \n"
+ aMember.toFormattedString() + "\n");
//confirm deletion
String answer = ui.promptForString
("Are you sure you want to delete this member? (Y)es or (N)o: ");
if (answer != null && answer.Length >= 1)
{
if (Char.ToUpper(answer.ElementAt(0)) == 'Y')
{
//delete member from collection
members.delete(number);
//display acknowledgment
ui.message("The member has been deleted.\n");
}
else
{
ui.message("The member has not been deleted.\n");
}
}
else
{
ui.message("The member has not been deleted.\n");
}
}
else
{
ui.errorMessage("Member number " + number + " cannot be found.\n");
}
}//deleteMember