Examples with Election com.github.dedis.popstellar.model.objects.Election used on opensource projects

Example 1 with Election

use of com.github.dedis.popstellar.model.objects.Election in project popstellar by dedis.

the class ElectionHandler method handleElectionSetup.

/**
 * Process an ElectionSetup message.
 *
 * @param context the HandlerContext of the message
 * @param electionSetup the message that was received
 */
public static void handleElectionSetup(HandlerContext context, ElectionSetup electionSetup) {
    LAORepository laoRepository = context.getLaoRepository();
    Channel channel = context.getChannel();
    MessageID messageId = context.getMessageId();
    if (channel.isLaoChannel()) {
        Lao lao = laoRepository.getLaoByChannel(channel);
        Log.d(TAG, "handleElectionSetup: channel " + channel + " name " + electionSetup.getName());
        Election election = new Election(lao.getId(), electionSetup.getCreation(), electionSetup.getName());
        election.setChannel(channel.subChannel(election.getId()));
        election.setElectionQuestions(electionSetup.getQuestions());
        election.setStart(electionSetup.getStartTime());
        election.setEnd(electionSetup.getEndTime());
        election.setEventState(OPENED);
        // Once the election is created, we subscribe to the election channel
        context.getMessageSender().subscribe(election.getChannel()).subscribe();
        Log.d(TAG, "election id " + election.getId());
        lao.updateElection(election.getId(), election);
        lao.updateWitnessMessage(messageId, electionSetupWitnessMessage(messageId, election));
    }
}

Example 2 with Election

use of com.github.dedis.popstellar.model.objects.Election in project popstellar by dedis.

the class ElectionHandler method handleCastVote.

/**
 * Process a CastVote message.
 *
 * @param context the HandlerContext of the message
 * @param castVote the message that was received
 */
public static void handleCastVote(HandlerContext context, CastVote castVote) {
    LAORepository laoRepository = context.getLaoRepository();
    Channel channel = context.getChannel();
    MessageID messageId = context.getMessageId();
    PublicKey senderPk = context.getSenderPk();
    Log.d(TAG, "handleCastVote: channel " + channel);
    Lao lao = laoRepository.getLaoByChannel(channel);
    Election election = laoRepository.getElectionByChannel(channel);
    // Verify the vote was created before the end of the election or the election is not closed yet
    if (election.getEndTimestamp() >= castVote.getCreation() || election.getState() != CLOSED) {
        // Retrieve previous cast vote message stored for the given sender
        Optional<MessageID> previousMessageIdOption = election.getMessageMap().entrySet().stream().filter(entry -> senderPk.equals(entry.getValue())).map(Map.Entry::getKey).findFirst();
        // Retrieve the creation time of the previous cast vote, if doesn't exist replace with min
        // value
        long previousMessageCreation = previousMessageIdOption.map(s -> laoRepository.getMessageById().get(s)).map(MessageGeneral::getData).map(CastVote.class::cast).map(CastVote::getCreation).orElse(Long.MIN_VALUE);
        // Verify the current cast vote message is the last one received
        if (previousMessageCreation <= castVote.getCreation()) {
            election.putVotesBySender(senderPk, castVote.getVotes());
            election.putSenderByMessageId(senderPk, messageId);
            lao.updateElection(election.getId(), election);
        }
    }
}

Example 3 with Election

use of com.github.dedis.popstellar.model.objects.Election in project popstellar by dedis.

the class ElectionHandler method handleElectionEnd.

/**
 * Process an ElectionEnd message.
 *
 * @param context the HandlerContext of the message
 * @param electionEnd the message that was received
 */
@SuppressWarnings("unused")
public static void handleElectionEnd(HandlerContext context, ElectionEnd electionEnd) {
    LAORepository laoRepository = context.getLaoRepository();
    Channel channel = context.getChannel();
    Log.d(TAG, "handleElectionEnd: channel " + channel);
    Lao lao = laoRepository.getLaoByChannel(channel);
    Election election = laoRepository.getElectionByChannel(channel);
    election.setEventState(CLOSED);
    lao.updateElection(election.getId(), election);
}

Example 4 with Election

use of com.github.dedis.popstellar.model.objects.Election in project popstellar by dedis.

the class ElectionHandler method handleElectionResult.

/**
 * Process an ElectionResult message.
 *
 * @param context the HandlerContext of the message
 * @param electionResult the message that was received
 */
public static void handleElectionResult(HandlerContext context, ElectionResult electionResult) throws DataHandlingException {
    LAORepository laoRepository = context.getLaoRepository();
    Channel channel = context.getChannel();
    Log.d(TAG, "handling election result");
    Lao lao = laoRepository.getLaoByChannel(channel);
    Election election = laoRepository.getElectionByChannel(channel);
    List<ElectionResultQuestion> resultsQuestions = electionResult.getElectionQuestionResults();
    Log.d(TAG, "size of resultsQuestions is " + resultsQuestions.size());
    if (resultsQuestions.isEmpty())
        throw new DataHandlingException(electionResult, "the questions results is empty");
    election.setResults(resultsQuestions);
    election.setEventState(RESULTS_READY);
    lao.updateElection(election.getId(), election);
}

Example 5 with Election

use of com.github.dedis.popstellar.model.objects.Election in project popstellar by dedis.

the class ElectionHandlerTest method setup.

@Before
public void setup() throws GeneralSecurityException, IOException {
    lenient().when(keyManager.getMainKeyPair()).thenReturn(SENDER_KEY);
    lenient().when(keyManager.getMainPublicKey()).thenReturn(SENDER);
    laoRepository = new LAORepository();
    when(messageSender.subscribe(any())).then(args -> Completable.complete());
    laoRepository = new LAORepository();
    messageHandler = new MessageHandler(DataRegistryModule.provideDataRegistry(), keyManager);
    // Create one LAO
    lao = new Lao(CREATE_LAO.getName(), CREATE_LAO.getOrganizer(), CREATE_LAO.getCreation());
    lao.setLastModified(lao.getCreation());
    // Create one Roll Call and add it to the LAO
    rollCall = new RollCall(lao.getId(), Instant.now().getEpochSecond(), "roll call 1");
    lao.setRollCalls(new HashMap<String, RollCall>() {

        {
            put(rollCall.getId(), rollCall);
        }
    });
    // Create one Election and add it to the LAO
    election = new Election(lao.getId(), Instant.now().getEpochSecond(), "election 1");
    election.setStart(Instant.now().getEpochSecond());
    election.setEnd(Instant.now().getEpochSecond() + 20L);
    election.setChannel(lao.getChannel().subChannel(election.getId()));
    electionQuestion = new ElectionQuestion("question", "Plurality", false, Arrays.asList("a", "b"), election.getId());
    election.setElectionQuestions(Collections.singletonList(electionQuestion));
    lao.setElections(new HashMap<String, Election>() {

        {
            put(election.getId(), election);
        }
    });
    // Add the LAO to the LAORepository
    laoRepository.getLaoById().put(lao.getId(), new LAOState(lao));
    laoRepository.setAllLaoSubject();
    // Add the CreateLao message to the LAORepository
    MessageGeneral createLaoMessage = new MessageGeneral(SENDER_KEY, CREATE_LAO, GSON);
    laoRepository.getMessageById().put(createLaoMessage.getMessageId(), createLaoMessage);
}