protected static void printUserList(Collection<UserID> users) {
Iterator<UserID> it = users.iterator();
while (it.hasNext()) {
UserID user = it.next();
System.out.println(
"Username: "******"Name: " + user.getName() + " " + user.getAttributes());
}
if (users.isEmpty()) System.out.println("No results");
}
protected static void removeContact(UserID user, Scanner scan) {
System.out.println("Please enter username of the user you want to remove: ");
String username = scan.next();
if (user.removeContact(username)) {
System.out.println("Remove was successful.");
} else {
System.out.println("Cannot remove contact, check make sure username is correct");
}
}
protected static void addContact(UserID user, Scanner scan) {
assert (user != null);
System.out.println("Please enter username of the user you want to add: ");
String username = scan.next();
UserID userAboutToAdd = registeredUsers.get(username);
if (userAboutToAdd != null) {
user.addContact(username);
System.out.println("Contact added.");
} else System.out.println("Contact cannot be added, check make sure username is correct");
}
protected static void searchBasedOnCriteria(UserID user, Scanner scan) {
assert (user != null && scan != null);
SearchCriteria criteria = user.getUserCriteria();
if (criteria != null) { //
System.out.println("Current search criteria:\n" + criteria);
System.out.println(
"Press 1 if you would like to set up new search criteria or "
+ "anything else if you want to use current one");
String input = scan.next();
if (input.length() == 1 && input.charAt(0) == '1') user.setUpSearch(scan);
} else {
user.setUpSearch(scan);
}
Search search = new Search(user);
printUserList(search.findUsersBasedOnSearchCriteria());
}
/*
* UserID uid should not be null
*/
private static boolean checkPassword(String password, boolean newPassword, UserID uid) {
if (password == null || password.length() < 8) {
System.out.println("Password must be length of 8 or more.");
return false;
}
assert (uid != null);
if (!newPassword && !uid.getPassword().equals(password)) {
System.out.println("Password does not match with the username");
return false;
}
return true;
}