Пример #1
0
        /// <summary>
        /// Switches to user query menu.
        /// </summary>
        public static void SwitchToUserQueryMenu()
        {
            string selection = "";

            try
            {
                // Stay in this menu until user wants
                // to go back to main menu
                while (selection != "r")
                {
                    // display the query menu options to the user
                    selection = Display.DisplayQueryMenu(contacts.Count).Trim().ToLower();

                    switch (selection)
                    {
                    case "1":     // find by last name

                        //let user type name to search for
                        string val = Display.GetUserInput("Enter last name to search: ").Trim();

                        if (val.Length > 0)
                        {
                            // search for and display results
                            List <Contact> results = ContactQuery.SearchLastName(contacts, val);
                            DisplayQueryResults(results);
                        }

                        break;

                    case "2":     //Find contacts with ID between (starting and ending number)
                        //let user type name to search for
                        string idVal1 = " ";
                        string idVal2 = " ";
                        int    id1    = 0;
                        int    id2    = 0;
                        int    tries  = 0;

                        //get starting id
                        while (tries <= 5 && (!Validation.IsNumeric(idVal1, ref id1) || idVal1 == ""))
                        {
                            tries++;
                            idVal1 = Display.GetUserInput("Enter STARTING ID: ").Trim();
                        }

                        if (tries <= 5)
                        {
                            tries = 0;
                            // get ending id (only if starting id is good)
                            while (tries <= 5 && (!Validation.IsNumeric(idVal2, ref id2) || idVal2 == ""))
                            {
                                idVal2 = Display.GetUserInput("Enter ENDING ID: ").Trim();
                                tries++;
                            }
                        }

                        if (id2 <= id1)
                        {
                            Display.Pause("The first ID value must be less than the second ID value.");
                            break;
                        }
                        else
                        {
                            // search for and display results
                            List <Contact> results = ContactQuery.SearchIdRange(contacts, id1, id2);
                            DisplayQueryResults(results);
                        }
                        break;


                    // edited by Garrett Rathke on 10/03/17 per assignment 4 instructions
                    case "3":     //Find contacts with common email domain (like: .aol, .gmail, .whatever)
                        // trim removes leading &/or trailing whitespace
                        string emailDomain = Display.GetUserInput("Enter email domain to search: ").Trim();
                        if (!Validation.IsValidUrl(emailDomain))
                        {
                            Console.WriteLine("Invalid URL");
                        }
                        else
                        {
                            List <Contact> results = ContactQuery.FindByEmailDomain(contacts, emailDomain);
                            DisplayQueryResults(results);
                        }
                        break;


                    // edited by Garrett Rathke on 10/03/17 per assignment 4 instructions
                    case "4":     // Find contacts within zip
                        string zip = Display.GetUserInput("Enter zip code to search: ").Trim();
                        if (zip.Length > 5 || zip.Length < 0)
                        {
                            Console.WriteLine("Invalid Zip Code");
                        }
                        else
                        {
                            List <Contact> results = ContactQuery.FindByZip(contacts, zip);
                            DisplayQueryResults(results);
                        }
                        break;

                    // edited by Garrett Rathke on 10/03/17 per assignment 4 instructions
                    case "5":     // Find contacts within state
                        string state = Display.GetUserInput("Enter state to search: ").Trim();
                        if (state.Length > 2 || state.Length < 0)
                        {
                            Console.WriteLine("Invalid State Format");
                        }
                        else
                        {
                            List <Contact> results = ContactQuery.FindByState(contacts, state);
                            DisplayQueryResults(results);
                        }
                        break;

                    // edited by Garrett Rathke on 10/03/17 per assignment 4 instructions
                    case "6":     //Find contacts with first and last name
                        string firstName = Display.GetUserInput("Enter first name to search: ").Trim();
                        string lastName  = Display.GetUserInput("Enter last name to search: ").Trim();
                        if (!(firstName.Length > 0 || lastName.Length > 0))
                        {
                            Console.WriteLine("Invalid Name Format");
                        }
                        else
                        {
                            List <Contact> results = ContactQuery.FindByFirstAndLastName(contacts, firstName, lastName);
                            DisplayQueryResults(results);
                        }
                        break;

                    // edited by Garrett Rathke on 10/03/17 per assignment 4 instructions
                    case "7":     //Find contacts with (first name, last name, and city)
                        Console.WriteLine("Search for substring within first & last names...");
                        firstName = Display.GetUserInput("Enter first name to search: ").Trim();
                        lastName  = Display.GetUserInput("Enter last name to search: ").Trim();
                        string city = Display.GetUserInput("Enter city to search: ").Trim();
                        if (!(firstName.Length > 0 || lastName.Length > 0 || city.Length > 0))
                        {
                            Console.WriteLine("Invalid Name Format");
                        }
                        else
                        {
                            List <Contact> results = ContactQuery.FindByFirstLastNameAndCity(contacts, firstName, lastName, city);
                            DisplayQueryResults(results);
                        }
                        break;

                    // edited by Garrett Rathke on 10/03/17 per assignment 4 instructions
                    case "8":     //Find contacts with substrings in (first name, last name)
                        firstName = Display.GetUserInput("Enter first name to search: ").Trim();
                        lastName  = Display.GetUserInput("Enter last name to search: ").Trim();
                        if (!(firstName.Length > 0 || lastName.Length > 0))
                        {
                            Console.WriteLine("Invalid Name Format");
                        }
                        else
                        {
                            List <Contact> results = ContactQuery.FindBySubStringInFirstAndLastName(contacts, firstName, lastName);
                            DisplayQueryResults(results);
                        }
                        break;
                    }
                }
            }
            catch (Exception e)
            {
                Display.Pause("Error: " + e.Message);
            }
        }
Пример #2
0
        public static void Main(string[] args)
        {
            //Start out by loading up contacts into memory...
            Console.Write("Loading contacts.  Please wait...");
            if (File.Exists("MyContacts.dat"))
            {
                // load existing contact data file...
                contacts = Contact.LoadContacts("MyContacts.dat");
                Display.Pause("There are "
                              + contacts.Count.ToString(Display.INT_DISPLAY_FORMAT)
                              + " contacts in your list.");
            }
            else
            {
                //No .dat file exists yet.
                //Build it from csv
                contacts = BuildInitialContacList("us-50000.csv");

                Display.Pause("Built contact list from csv."
                              + "\nBe sure to SAVE YOUR NEW LIST before ending the program!");

                Display.Pause("There are "
                              + contacts.Count.ToString(Display.INT_DISPLAY_FORMAT)
                              + " contacts in your list.");
            }

            string selection = "";

            // Display menu and keep program "alive"
            // until user presses Q for quit.
            while (selection != "q")
            {
                try
                {
                    selection = Display.DisplayMainMenu
                                    (contacts.Count).Trim().ToLower();

                    switch (selection)
                    {
                    case "1":     // save current contact list.
                        Contact.SaveContacts(contacts, "MyContacts.dat");

                        Display.Pause("Successfully saved "
                                      + contacts.Count.ToString(Display.INT_DISPLAY_FORMAT)
                                      + " contacts.");

                        break;

                    case "2":     // modify contact list
                        SwitchToUserContactMenu();
                        break;

                    case "3":     // view contacts
                        Display.DisplayAllContacts(contacts);
                        break;

                    case "4":    // view specific contact
                    {
                        string id  = Display.GetUserInput("Enter contact ID: ");
                        int    val = 0;
                        if (!Validation.IsNumeric(id, ref val))
                        {
                            Display.Pause("Invalid ID; must be numeric.");
                        }
                        else
                        {
                            Contact contact = ContactQuery.FindByID(contacts, val);
                            if (contact == null)
                            {
                                Display.Pause("Contact with that ID not found.");
                            }
                            else
                            {
                                Console.Clear();
                                Display.DisplayContact(contact);
                                Display.Pause();
                            }
                        }
                    }
                    break;

                    case "5":    // query contacts
                        SwitchToUserQueryMenu();
                        break;

                    case "6":     // sort contacts
                        SwitchToSortMenu();
                        break;
                    }
                }
                catch (Exception e)
                {
                    Display.Pause("Error: " + e.Message);
                }
            }

            // save contact list before exiting...
            if (contacts.Count > 0)
            {
                Contact.SaveContacts(contacts, "MyContacts.dat");

                Display.Pause("Successfully saved "
                              + contacts.Count.ToString(Display.INT_DISPLAY_FORMAT)
                              + " contacts.\nPress any key to exit program.");
            }
        }
Пример #3
0
        /// <summary>
        /// Allows the user to enter new contacts.
        /// </summary>
        /// <returns>The enter contacts.</returns>
        public static void UserEnterContacts(List <Contact> contacts)
        {
            // continue entering new contacts as long as user wishes
            // prompt if user wants to enter another contact

            string anotherUser = ""; // used for entering another conatct after successful entry

            do
            {
                Console.Clear();

                Contact newContact = new Contact();
                /// <COPY>
                /// create deep copy of contact in case of bad input
                /// </COPY>
                Contact tempCopy = newContact.DeepCopy();

                /// <SEARCH ID>
                /// find available ID
                /// </SEARCH ID>
                // edited by Garrett Rathke on 10/05/17 per Assignment 4 instructions
                // automatically calculate ID
                // here I assume that the contact list should be able to grow beyond 50,000
                // I also assume that the contact list will not need to be reorganized if ever a contact
                //              is deleted, freeing up space in the list
                // In the case where there is an available ID somewhere in the list that is not at the end of the list
                //              the new contact will just be assigned that available slot
                int startingID = 1;
                tempCopy.ID = startingID;
                bool IDisAvailable = false;
                // reassure user the program has not crashed
                Console.WriteLine("Working on Finding Available ID");
                Console.WriteLine("This may take a few minuties...Please Wait...");
                while (IDisAvailable == false)
                {
                    // loops through contact list & checks if any ID is available
                    // if the loop reaches the end of the contact list & no ID is available
                    // then the new contact is put at the end of the list...now the list has increased in size by 1
                    if (ContactQuery.FindByID(contacts, startingID) != null)
                    {
                        startingID++;
                    }
                    else
                    {
                        IDisAvailable = true;
                    }
                }
                // now we have an available ID
                tempCopy.ID = startingID;


                Console.WriteLine("Enter contacts.  Leave name blank to stop entering...");
                Console.WriteLine("You have {0} contacts in your list."
                                  , contacts.Count.ToString(Display.INT_DISPLAY_FORMAT));


                // don't allow user to enter new contact info with duplicate names & phone #s
                // don't allow user to enter new contact info with bad phone, email, or url data
                string doAgain = ""; // if bad data, and user wants to reeneter data
                do
                {
                    string input = "";
                    Console.Write("First Name: ");
                    tempCopy.FirstName = Console.ReadLine();

                    if (tempCopy.FirstName.Trim().Length == 0)
                    {
                        //stop entering contacts
                        break;
                    }

                    // continue entering rest of fields...
                    Console.Write("Last Name: ");
                    tempCopy.LastName = Console.ReadLine();

                    Console.Write("Street Address: ");
                    tempCopy.Address = Console.ReadLine();

                    Console.Write("City: ");
                    tempCopy.City = Console.ReadLine();

                    Console.Write("State: ");
                    tempCopy.State = Console.ReadLine();

                    Console.Write("Zip: ");
                    tempCopy.Zip = Console.ReadLine();

                    Console.Write("County: ");
                    tempCopy.County = Console.ReadLine();

                    Console.Write("Company: ");
                    tempCopy.CompanyName = Console.ReadLine();


                    do
                    {
                        // edited by Garrett Rathke on 10/03/17 per Assignment 4 instructions
                        input = Display.GetUserInput("Phone1: ", false);
                        if (input.Trim().Length > 0)
                        {
                            if (Validation.IsValidUSPhoneNumber(input))
                            {
                                tempCopy.phone1IsValid = true;
                                tempCopy.Phone1        = input;
                                doAgain = "N"; // just in case
                            }
                            else
                            {
                                tempCopy.phone1IsValid = false;
                                tempCopy.dataIsValid   = false;
                                Console.WriteLine("Invalid Phone Number Format...Contact Cannot be Entered");
                                doAgain = Display.GetUserInput("Do you want to enter phone number 1 again? Y/N \n");
                            }
                        }
                        else
                        {
                            tempCopy.phone1IsValid = true;                    // user doesn't want contact to have a phone #
                            doAgain = "N";                                    // just in case
                        }
                    } while (doAgain.Contains("Y") || doAgain.Contains("y")); // check phone 1 valid format...if not do loop
                    // if user entered incorrect data but does not want to retry
                    // then break out of data entry and return to menu
                    if ((tempCopy.phone1IsValid == false) && (!(doAgain.Contains("y") || doAgain.Contains("Y"))))
                    {
                        contacts.RemoveAt(tempCopy.ID); // remove object that contained user's bad data
                        break;
                    }

                    do
                    {
                        // edited by Garrett Rathke on 10/03/17 per Assignment 4 instructions
                        input = Display.GetUserInput("Phone2: ", false);
                        if (input.Trim().Length > 0)
                        {
                            if (Validation.IsValidUSPhoneNumber(input))
                            {
                                tempCopy.phone2IsValid = true;
                                tempCopy.Phone2        = input;
                                doAgain = "N"; // just in case
                            }
                            else
                            {
                                tempCopy.phone2IsValid = false;
                                tempCopy.dataIsValid   = false;
                                Console.WriteLine("Invalid Phone Number Format...Contact Cannot be Entered");
                                doAgain = Display.GetUserInput("Do you want to enter phone number 2 again? Y/N \n");
                            }
                        }
                        else
                        {
                            tempCopy.phone2IsValid = true;                    // user doesn't want contact to have a phone #
                            doAgain = "N";                                    // just in case
                        }
                    } while (doAgain.Contains("Y") || doAgain.Contains("y")); // check phone 2 valid format...if not do loop
                    // if user entered incorrect data but does not want to retry
                    // then break out of data entry and return to menu
                    if ((tempCopy.phone2IsValid == false) && (!(doAgain.Contains("y") || doAgain.Contains("Y"))))
                    {
                        contacts.RemoveAt(tempCopy.ID); // remove object that contained user's bad data
                        break;
                    }

                    do
                    {
                        // edited by Garrett Rathke on 10/03/17 per Assignment 4 instructions
                        input = Display.GetUserInput("Email: ", false);
                        if (input.Trim().Length > 0)
                        {
                            if (Validation.IsValidEmail(input))
                            {
                                tempCopy.emailIsValid = true;
                                tempCopy.Email        = input;
                                doAgain = "N"; // just in case
                            }
                            else
                            {
                                tempCopy.emailIsValid = false;
                                tempCopy.dataIsValid  = false;
                                Console.WriteLine("Invalid Email Format...Contact Cannot be Entered");
                                doAgain = Display.GetUserInput("Do you want to enter email again? Y/N \n");
                            }
                        }
                        else
                        {
                            tempCopy.emailIsValid = true;                     // user doesn't want contact to have a phone #
                            doAgain = "N";                                    // just in case
                        }
                    } while (doAgain.Contains("Y") || doAgain.Contains("y")); // check email valid format...if not do loop
                    // if user entered incorrect data but does not want to retry
                    // then break out of data entry and return to menu
                    if ((tempCopy.emailIsValid == false) && (!(doAgain.Contains("y") || doAgain.Contains("Y"))))
                    {
                        contacts.RemoveAt(tempCopy.ID); // remove object that contained user's bad data
                        break;
                    }

                    do
                    {
                        // edited by Garrett Rathke on 10/03/17 per Assignment 4 instructions
                        input = Display.GetUserInput("Web Page: ", false);
                        if (input.Trim().Length > 0)
                        {
                            if (Validation.IsValidUrl(input))
                            {
                                tempCopy.urlIsValid = true;
                                tempCopy.Web        = input;
                                doAgain             = "N"; // just in case
                            }
                            else
                            {
                                tempCopy.urlIsValid  = false;
                                tempCopy.dataIsValid = false;
                                Console.WriteLine("Invalid URL Format...Contact Cannot be Entered");
                                doAgain = Display.GetUserInput("Do you want to enter URL again? Y/N \n");
                            }
                        }
                        else if (input.Trim().Length <= 0)
                        {
                            tempCopy.urlIsValid = true;                       // user doesn't want contact to have a website
                            doAgain             = "N";                        // just in case
                        }
                    } while (doAgain.Contains("Y") || doAgain.Contains("y")); // check URL valid format...if not do loop
                    // if user entered incorrect data but does not want to retry
                    // then break out of data entry and return to menu
                    if ((tempCopy.urlIsValid == false) && (!(doAgain.Contains("y") || doAgain.Contains("Y"))))
                    {
                        contacts.RemoveAt(tempCopy.ID); // remove object that contained user's bad data
                        break;
                    }


                    // check if user already exists with same first & last names, & same phone1 & phone 2
                    List <Contact> duplicateNames =
                        ContactQuery.FindByFirstAndLastName(contacts, tempCopy.FirstName, tempCopy.LastName);
                    List <Contact> duplicatePhones =
                        ContactQuery.FindByPhoneNumbers1And2(contacts, tempCopy.Phone1, tempCopy.Phone2);

                    // queries found duplicate names and phone numbers
                    if (duplicateNames.Count > 0 && duplicatePhones.Count > 0)
                    {
                        Console.WriteLine("Duplicate Names and Phone Numbers NOT ALLOWED...Cannot Create Contact");
                        doAgain = Display.GetUserInput("Would you like to reenter the names and phone numbers?");
                    }
                    else
                    {
                        break; // no duplicates
                    }
                } while (doAgain.Contains("Y") || doAgain.Contains("y"));


                // no duplicates & correct data format
                // save edits to original
                if ((tempCopy.dataIsValid == true) && (!(doAgain.Contains("Y")) || (doAgain.Contains("y"))))
                {
                    newContact.ID          = tempCopy.ID;
                    newContact.FirstName   = tempCopy.FirstName;
                    newContact.LastName    = tempCopy.LastName;
                    newContact.Address     = tempCopy.Address;
                    newContact.City        = tempCopy.City;
                    newContact.State       = tempCopy.State;
                    newContact.Zip         = tempCopy.Zip;
                    newContact.County      = tempCopy.County;
                    newContact.CompanyName = tempCopy.CompanyName;
                    newContact.Phone1      = tempCopy.Phone1;
                    newContact.Phone2      = tempCopy.Phone2;
                    newContact.Email       = tempCopy.Email;
                    newContact.Web         = tempCopy.Web;
                    contacts.RemoveAt(tempCopy.ID);          // delete copy
                    Console.Clear();
                    Console.WriteLine("New Contact Info: "); // display new contact to the user
                    Display.DisplayContact(newContact);
                    Display.Pause();
                    contacts.Add(newContact);
                }
                else
                {
                    contacts.RemoveAt(tempCopy.ID); // delete copy
                }

                anotherUser = Display.Pause("Do you want to enter another new contact? Y/N \n");
            } while (anotherUser.Contains("Y") || anotherUser.Contains("y"));
        } // end of public static void UserEnterContacts method
Пример #4
0
        /// <summary>
        /// Switches to user contact menu.
        /// </summary>
        public static void SwitchToUserContactMenu()
        {
            string selection = "";

            try
            {
                // Stay in this menu until user wants
                // to go back to main menu
                while (selection != "r")
                {
                    selection = Display.DisplayContactMenu(contacts.Count).Trim().ToLower();

                    switch (selection)
                    {
                    case "a":     // load contacts

                        Contact.UserEnterContacts(contacts);
                        break;


                    // edited by Garrett Rathke on 10/03/17 per Assignment 3 instructions
                    case "d":     // delete existing contact from the list
                        Console.Clear();
                        Contact contact = null;
                        Display.Pause("Delete Contact...");
                        string val     = Display.GetUserInput("Enter ID to delete: ").Trim();
                        string confirm = "";

                        // check if id match is found
                        if (val.Length > 0)
                        {
                            int id = 0;

                            // search for and display results
                            if (Validation.IsNumeric(val, ref id))
                            {
                                contact = ContactQuery.FindByID(contacts, id);

                                if (contact != null)     // we have found the contact
                                {
                                    Display.DisplayContact(contact);
                                }
                                else
                                {
                                    Display.Pause("Contact with that ID was not found.");
                                }
                            }
                            else
                            {
                                Display.Pause("Please enter a valid ID.");
                            }
                        }
                        else
                        {
                            return;
                        }

                        // Now, allow user to delete the contact
                        if (contact != null)
                        {
                            confirm = Display.GetUserInput("Confirm Delete: Y/N\n");
                            if (confirm.Contains("y") || confirm.Contains("Y"))
                            {
                                contacts.Remove(contact);
                                Display.Pause("Contact Was Successfully Deleted");
                            }
                            else
                            {
                                Display.Pause("Deletion Canceled");
                            }
                        }
                        break;

                    case "e":     // edit an existing contact in the list
                        Contact.UserEditContacts(contacts);
                        break;
                    }
                }
            }
            catch (Exception e)
            {
                Display.Pause("Error: " + e.Message);
            }
        }
Пример #5
0
        /// <summary>
        /// Users the edit contacts.
        /// </summary>
        /// <param name="contacts">Contacts.</param>
        public static void UserEditContacts(List <Contact> contacts)
        {
            // Continue to allow user to edit contacts
            // until user enters nothing for an ID

            while (true)
            {
                Console.Clear();
                Contact contact = null;

                //let user type ID of contact to edit
                Console.WriteLine("Edit contacts.  Leave ID blank to stop editing...");
                string val     = Display.GetUserInput("Enter ID to edit: ").Trim();
                string doAgain = "";

                if (val.Length > 0)
                {
                    int id = 0;

                    // search for and display results
                    if (Validation.IsNumeric(val, ref id))
                    {
                        contact = ContactQuery.FindByID(contacts, id);

                        if (contact != null) // we have found the contact
                        {
                            Display.DisplayContact(contact);
                        }
                        else
                        {
                            Display.Pause("Contact with that ID was not found.");
                        }
                    }
                    else
                    {
                        Display.Pause("Please enter a valid ID.");
                    }
                }
                else
                {
                    return;
                }

                // Now, allow user to edit the contact
                if (contact != null)
                {
                    /// <COPY>
                    /// create deep copy of contact in case of bad input
                    /// </COPY>
                    Contact tempCopy = contact.DeepCopy();

                    Console.WriteLine("Edit fields.  Leave a blank in any field that you do not wish to change.");
                    Console.WriteLine("");

                    // Ask user for new values for each field.
                    // Assign the new value ONLY if one was provided.
                    // Otherwise, leave the old value in its place.
                    string input = Display.GetUserInput("First Name: ", false);
                    if (input.Trim().Length > 0)
                    {
                        tempCopy.FirstName = input;
                    }

                    input = Display.GetUserInput("Last Name: ", false);
                    if (input.Trim().Length > 0)
                    {
                        tempCopy.LastName = input;
                    }

                    input = Display.GetUserInput("Street Address: ", false);
                    if (input.Trim().Length > 0)
                    {
                        tempCopy.Address = input;
                    }

                    input = Display.GetUserInput("City: ", false);
                    if (input.Trim().Length > 0)
                    {
                        tempCopy.City = input;
                    }

                    input = Display.GetUserInput("State: ", false);
                    if (input.Trim().Length > 0)
                    {
                        tempCopy.State = input;
                    }

                    input = Display.GetUserInput("Zip: ", false);
                    if (input.Trim().Length > 0)
                    {
                        tempCopy.Zip = input;
                    }

                    input = Display.GetUserInput("County: ", false);
                    if (input.Trim().Length > 0)
                    {
                        tempCopy.County = input;
                    }

                    input = Display.GetUserInput("Company: ", false);
                    if (input.Trim().Length > 0)
                    {
                        tempCopy.CompanyName = input;
                    }

                    do
                    {
                        // edited by Garrett Rathke on 10/03/17 per Assignment 4 instructions
                        input = Display.GetUserInput("Phone1: ", false);
                        if (input.Trim().Length > 0)
                        {
                            if (Validation.IsValidUSPhoneNumber(input))
                            {
                                tempCopy.phone1IsValid = true;
                                tempCopy.Phone1        = input;
                                doAgain = "N"; // just in case
                            }
                            else
                            {
                                tempCopy.phone1IsValid = false;
                                tempCopy.dataIsValid   = false;
                                Console.WriteLine("Invalid Phone Number Format...Contact Cannot be Entered");
                                doAgain = Display.GetUserInput("Do you want to enter phone number 1 again? Y/N \n");
                            }
                        }
                        else
                        {
                            tempCopy.phone1IsValid = true;                    // user doesn't want contact to have a phone #
                            doAgain = "N";                                    // just in case
                        }
                    } while (doAgain.Contains("Y") || doAgain.Contains("y")); // check phone 1 valid format...if not do loop
                    // if user entered incorrect data but does not want to retry
                    // then break out of data entry and return to menu
                    if ((tempCopy.phone1IsValid == false) && (!(doAgain.Contains("y") || doAgain.Contains("Y"))))
                    {
                        contacts.RemoveAt(tempCopy.ID); // remove object that contained user's bad data
                        break;
                    }

                    do
                    {
                        // edited by Garrett Rathke on 10/03/17 per Assignment 4 instructions
                        input = Display.GetUserInput("Phone2: ", false);
                        if (input.Trim().Length > 0)
                        {
                            if (Validation.IsValidUSPhoneNumber(input))
                            {
                                tempCopy.phone2IsValid = true;
                                tempCopy.Phone2        = input;
                                doAgain = "N"; // just in case
                            }
                            else
                            {
                                tempCopy.phone2IsValid = false;
                                tempCopy.dataIsValid   = false;
                                Console.WriteLine("Invalid Phone Number Format...Contact Cannot be Entered");
                                doAgain = Display.GetUserInput("Do you want to enter phone number 2 again? Y/N \n");
                            }
                        }
                        else
                        {
                            tempCopy.phone2IsValid = true;                    // user doesn't want contact to have a phone #
                            doAgain = "N";                                    // just in case
                        }
                    } while (doAgain.Contains("Y") || doAgain.Contains("y")); // check phone 2 valid format...if not do loop
                    // if user entered incorrect data but does not want to retry
                    // then break out of data entry and return to menu
                    if ((tempCopy.phone2IsValid == false) && (!(doAgain.Contains("y") || doAgain.Contains("Y"))))
                    {
                        contacts.RemoveAt(tempCopy.ID); // remove object that contained user's bad data
                        break;
                    }

                    do
                    {
                        // edited by Garrett Rathke on 10/03/17 per Assignment 4 instructions
                        input = Display.GetUserInput("Email: ", false);
                        if (input.Trim().Length > 0)
                        {
                            if (Validation.IsValidEmail(input))
                            {
                                tempCopy.emailIsValid = true;
                                tempCopy.Email        = input;
                                doAgain = "N"; // just in case
                            }
                            else
                            {
                                tempCopy.emailIsValid = false;
                                tempCopy.dataIsValid  = false;
                                Console.WriteLine("Invalid Email Format...Contact Cannot be Entered");
                                doAgain = Display.GetUserInput("Do you want to enter email again? Y/N \n");
                            }
                        }
                        else
                        {
                            tempCopy.emailIsValid = true;                     // user doesn't want contact to have a phone #
                            doAgain = "N";                                    // just in case
                        }
                    } while (doAgain.Contains("Y") || doAgain.Contains("y")); // check email valid format...if not do loop
                    // if user entered incorrect data but does not want to retry
                    // then break out of data entry and return to menu
                    if ((tempCopy.emailIsValid == false) && (!(doAgain.Contains("y") || doAgain.Contains("Y"))))
                    {
                        contacts.RemoveAt(tempCopy.ID); // remove object that contained user's bad data
                        break;
                    }

                    do
                    {
                        // edited by Garrett Rathke on 10/03/17 per Assignment 4 instructions
                        input = Display.GetUserInput("Web Page: ", false);
                        if (input.Trim().Length > 0)
                        {
                            if (Validation.IsValidUrl(input))
                            {
                                tempCopy.urlIsValid = true;
                                tempCopy.Web        = input;
                                doAgain             = "N"; // just in case
                            }
                            else
                            {
                                tempCopy.urlIsValid  = false;
                                tempCopy.dataIsValid = false;
                                Console.WriteLine("Invalid URL Format...Contact Cannot be Entered");
                                doAgain = Display.GetUserInput("Do you want to enter URL again? Y/N \n");
                            }
                        }
                        else if (input.Trim().Length <= 0)
                        {
                            tempCopy.urlIsValid = true;                       // user doesn't want contact to have a website
                            doAgain             = "N";                        // just in case
                        }
                    } while (doAgain.Contains("Y") || doAgain.Contains("y")); // check URL valid format...if not do loop
                    // if user entered incorrect data but does not want to retry
                    // then break out of data entry and return to menu
                    if ((tempCopy.urlIsValid == false) && (!(doAgain.Contains("y") || doAgain.Contains("Y"))))
                    {
                        contacts.RemoveAt(tempCopy.ID); // remove object that contained user's bad data
                        break;
                    }

                    // check for all data valid
                    if (tempCopy.phone1IsValid == true &&
                        tempCopy.Phone2IsValid == true &&
                        tempCopy.emailIsValid == true &&
                        tempCopy.urlIsValid == true)
                    {
                        tempCopy.dataIsValid = true;
                        // save edits to original
                        contact.ID          = tempCopy.ID;
                        contact.FirstName   = tempCopy.FirstName;
                        contact.LastName    = tempCopy.LastName;
                        contact.Address     = tempCopy.Address;
                        contact.City        = tempCopy.City;
                        contact.State       = tempCopy.State;
                        contact.Zip         = tempCopy.Zip;
                        contact.County      = tempCopy.County;
                        contact.CompanyName = tempCopy.CompanyName;
                        contact.Phone1      = tempCopy.Phone1;
                        contact.Phone2      = tempCopy.Phone2;
                        contact.Email       = tempCopy.Email;
                        contact.Web         = tempCopy.Web;
                        contacts.RemoveAt(tempCopy.ID);             // delete copy
                        Console.Clear();
                        Console.WriteLine("Review your changes: "); // display final changes to the user
                        Display.DisplayContact(contact);
                        Display.Pause();
                    }
                }
            }
        }