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 /** Contact Directory System */
public class Directory
{
    Contact_Temp[] contactList;
    Contact_Temp temp;
    int index;
    int index_2;
    
    //Constructor
    public Directory ()
    {
        contactList = new Contact_Temp [100];
    }

    //This method checks if a contact can be added
    public boolean checkToAddContact ()
    {
        if (index < 0)
            return false;
        else
            return true;
    }

    //This method adds the contact
    //Should the variable type be directory?
    public void addContact (Contact_Temp temp)
    {
        //Adds the contact
        contactList [index] = temp;
        // Sets the new index;
        for (int i = 0 ; i < 99 ; i++)
        {
            if (contactList [i] == null)
            {
                index = i;
                break;
            }
            else
                index = -1;
        }
        System.out.println ("Contact Added Successfully");
    }

    //is index my array? or my number in the contactlist?
    //will it return to menu again?
    public void deleteContact (Contact_Temp temp)
    {
        int index_2 = -1;
        for (int i = 0 ; i < 100 ; i++)
        {
            //finds the contact and points it to null
            if ((contactList [i].getIdennum ()).equals (temp.getIdennum()))
            {
                contactList [i] = null;
                break;
            }
        }

        // Sets the new index;
        //i dont need all of this....right?
        for (int i = 0 ; i < 99 ; i++)
        {
            if (contactList [i] == null)
            {
                index = i;
                break;
            }
            else
                index = -1;
        }
    }
 

    //This method finds contact by UID
    public Contact_Temp findContactByIdennum (String idennum)
    {
        String iddennum = temp.getIdennum (); //seeing if id numbersmatch
        for (int i = 0 ; i < 99 ; i++)
        {
            if ((contactList [i].getIdennum ()).equals (idennum))
            {
                // If the contact is found
                return contactList [i];
                break;
            }
        }
        // If the contact is not found
        return null;
    }

    //which index is this?
    public Contact_Temp findContactByName (String name)
    {
        int pointer = -1;
        for (int i = 0 ; i < 99 ; i++)
        {
            if ((contactList [i].getName ()).equals (name))
            {
                pointer = i;
                break;
            }
        }

        return temp;
        //return index or print student? i want to print the entire student
    }

    
    public void printAllContacts ()
    {
        for (int i = 0 ; i < 100 ; i++)
        {
            contactList[i].printContact();
        }
    }

    // bubble sort algorithm applied to sorting contacts
    public static void sortContactsByAlphabeticalOrder (String[] contactList)  //is it a string type?
    {
        boolean sorted = false;
        for (int top = contactList.length - 1 ; top > 0 && !sorted ; top--) //check this
        {
            sorted = true;
            for (int i = 0 ; i < top ; i++)
            {
                if (contactList [i].compareTo (contactList [i + 1]) > 0)
                {
                    sorted = false;
                    String temp = contactList [i];
                    contactList [i] = contactList [i + 1];
                    contactList [i + 1] = temp;
                }
            }
        }
    }
}