/// <summary>
/// Creates and adds a new contact to the specified set of contacts.
/// </summary>
/// <param name="contactSet">The set of contacts to add the new contact to.</param>
public static void AddNewContact(ref HashSet <Contact> contactSet)
{
Console.Clear();
Console.WriteLine("Creating new Contact.\n");
Contact newContact = Contact.Create();
Console.WriteLine(newContact);
bool contactOK = !MainFunctions.InputStartsWith("Is this contact OK? (Y/n) ", "n");
if (contactOK)
{
contactSet.Add(newContact);
Console.WriteLine("Added new contact to address book.");
}
else
{
Console.WriteLine("Discarded new contact.");
}
}
/// <summary>
/// Searches for contacts and returns the results.
/// </summary>
/// <param name="contacts">The set of contacts to search through.</param>
/// <returns>The search results.</returns>
public static IEnumerable <Contact> SearchForContacts(HashSet <Contact> contacts)
{
string searchBy = MainFunctions.ReadLine("Search By: (Name/address/phone number/fax number/email address) ");
string searchFor = MainFunctions.ReadLine("Search For: ");
HashSet <Contact> results = new HashSet <Contact>();
char firstLetter = 'n';
try
{
firstLetter = searchBy.ToLower().ToCharArray()[0];
}
catch (IndexOutOfRangeException) { }
switch (firstLetter)
{
case 'a':
Console.WriteLine("Searching by Address.");
foreach (Contact contact in contacts)
{
var addressQuery =
from address in contact.Addresses
where address.ToString().Contains(searchFor)
select contact;
foreach (Contact queryContact in addressQuery)
{
results.Add(queryContact);
}
}
break;
case 'p':
Console.WriteLine("Searching by Phone Number.");
foreach (Contact contact in contacts)
{
var phoneQuery =
from phoneNumber in contact.PhoneNumbers
where phoneNumber.ToString().Contains(searchFor)
select contact;
foreach (Contact queryContact in phoneQuery)
{
results.Add(queryContact);
}
}
break;
case 'f':
Console.WriteLine("Searching by Fax Number.");
foreach (Contact contact in contacts)
{
var faxQuery =
from faxNumber in contact.FaxNumbers
where faxNumber.ToString().Contains(searchFor)
select contact;
foreach (Contact queryContact in faxQuery)
{
results.Add(queryContact);
}
}
break;
case 'e':
Console.WriteLine("Searching by Email Address.");
foreach (Contact contact in contacts)
{
var emailQuery =
from emailAddress in contact.EmailAddresses
where emailAddress.ToString().Contains(searchFor)
select contact;
foreach (Contact queryContact in emailQuery)
{
results.Add(queryContact);
}
}
break;
default:
Console.WriteLine("Searching by Name.");
var nameQuery =
from contact in contacts
where contact.Name.Contains(searchFor)
select contact;
foreach (Contact queryContact in nameQuery)
{
results.Add(queryContact);
}
break;
}
return(results);
}
/// <summary>
/// Searches for and edits contacts.
/// </summary>
/// <param name="contacts">The set of contacts to search through and edit.</param>
public static void EditContact(ref HashSet <Contact> contacts)
{
if (contacts.Count > 0)
{
IEnumerable <Contact> searchResults = SearchForContacts(contacts);
Contact contactToEdit = new Contact(" ");
if (searchResults.Count() == 1)
{
Console.WriteLine("\nOnly one result found, so that will be used.");
contactToEdit = searchResults.First();
}
else if (searchResults.Count() > 1)
{
Console.WriteLine("Multiple search results found. Looping over them all. Select the one you want to edit.");
foreach (Contact contact in searchResults)
{
Console.WriteLine(contact);
bool editThisContact = !MainFunctions.InputStartsWith("Edit this contact? (Y/n)", "n");
if (editThisContact)
{
contactToEdit = contact;
break;
}
}
if (contactToEdit == new Contact(" "))
{
Console.WriteLine("No contact was selected to be edited, so nothing will be edited");
}
}
else
{
Console.WriteLine("Search results are empty, nothing to edit");
}
if (contactToEdit != new Contact(" "))
{
Console.WriteLine("Editing this contact:\n");
Console.WriteLine(contactToEdit);
Console.Write("\n\nPress any key to edit...");
Console.ReadKey();
Console.WriteLine("\nDeleting old contact...");
contacts.Remove(contactToEdit);
Console.WriteLine("\nDeleted old contact, editing selected contact...");
contactToEdit.Edit();
Console.WriteLine("\nEdited contact. Here is the resulting contact:");
Console.WriteLine(contactToEdit);
Console.WriteLine("\nAdding new contact to address book...");
contacts.Add(contactToEdit);
Console.WriteLine("\nAdded new contact to address book.");
}
}
else
{
Console.WriteLine("No contacts");
}
}