org.apache.james.jmap.methods.SetVacationResponseMethod Maven / Gradle / Ivy

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package org.apache.james.jmap.methods;

import java.util.stream.Stream;

import javax.inject.Inject;

import org.apache.james.jmap.api.vacation.AccountId;
import org.apache.james.jmap.api.vacation.NotificationRegistry;
import org.apache.james.jmap.api.vacation.Vacation;
import org.apache.james.jmap.api.vacation.VacationRepository;
import org.apache.james.jmap.model.ClientId;
import org.apache.james.jmap.model.SetError;
import org.apache.james.jmap.model.SetVacationRequest;
import org.apache.james.jmap.model.SetVacationResponse;
import org.apache.james.jmap.model.VacationResponse;
import org.apache.james.mailbox.MailboxSession;
import org.apache.james.metrics.api.MetricFactory;
import org.apache.james.util.MDCBuilder;

import com.google.common.base.Preconditions;

public class SetVacationResponseMethod implements Method {

    public static final Request.Name METHOD_NAME = Request.name("setVacationResponse");
    public static final Response.Name RESPONSE_NAME = Response.name("vacationResponseSet");
    public static final String INVALID_ARGUMENTS = "invalidArguments";
    public static final String ERROR_MESSAGE_BASE = "There is one VacationResponse object per account, with id set to \\\"singleton\\\" and not to ";
    public static final String INVALID_ARGUMENTS1 = "invalidArguments";
    public static final String INVALID_ARGUMENT_DESCRIPTION = "update field should just contain one entry with key \"singleton\"";

    private final VacationRepository vacationRepository;
    private final NotificationRegistry notificationRegistry;
    private final MetricFactory metricFactory;

    @Inject
    public SetVacationResponseMethod(VacationRepository vacationRepository, NotificationRegistry notificationRegistry, MetricFactory metricFactory) {
        this.vacationRepository = vacationRepository;
        this.notificationRegistry = notificationRegistry;
        this.metricFactory = metricFactory;
    }

    @Override
    public Request.Name requestHandled() {
        return METHOD_NAME;
    }

    @Override
    public Class requestType() {
        return SetVacationRequest.class;
    }

    @Override
    public Stream process(JmapRequest request, ClientId clientId, MailboxSession mailboxSession) {
        Preconditions.checkNotNull(request);
        Preconditions.checkNotNull(clientId);
        Preconditions.checkNotNull(mailboxSession);
        Preconditions.checkArgument(request instanceof SetVacationRequest);
        SetVacationRequest setVacationRequest = (SetVacationRequest) request;

        return metricFactory.runPublishingTimerMetric(JMAP_PREFIX + METHOD_NAME.getName(),
            MDCBuilder.create()
                .addContext(MDCBuilder.ACTION, "SET_VACATION")
                .addContext("update", setVacationRequest.getUpdate())
                .wrapArround(
                    () -> process(clientId, mailboxSession, setVacationRequest)));
    }

    private Stream process(ClientId clientId, MailboxSession mailboxSession, SetVacationRequest setVacationRequest) {
        if (!setVacationRequest.isValid()) {
            return Stream.of(JmapResponse
                .builder()
                .clientId(clientId)
                .error(ErrorResponse.builder()
                    .type(INVALID_ARGUMENTS1)
                    .description(INVALID_ARGUMENT_DESCRIPTION)
                    .build())
                .build());
        }

        return process(clientId,
            AccountId.fromString(mailboxSession.getUser().getUserName()),
            setVacationRequest.getUpdate().get(Vacation.ID));
    }


    private Stream process(ClientId clientId, AccountId accountId, VacationResponse vacationResponse) {
        if (vacationResponse.isValid()) {
            vacationRepository.modifyVacation(accountId, vacationResponse.getPatch()).join();
            notificationRegistry.flush(accountId).join();
            return Stream.of(JmapResponse.builder()
                .clientId(clientId)
                .responseName(RESPONSE_NAME)
                .response(SetVacationResponse.builder()
                    .updatedId(Vacation.ID)
                    .build())
                .build());
        } else {
            return Stream.of(JmapResponse.builder()
                .clientId(clientId)
                .responseName(RESPONSE_NAME)
                .response(SetVacationResponse.builder()
                    .notUpdated(Vacation.ID,
                        SetError.builder()
                            .type(SetError.Type.INVALID_ARGUMENTS)
                            .description(ERROR_MESSAGE_BASE + vacationResponse.getId())
                            .build())
                    .build())
                .build());
        }
    }

}