/*
 * Copyright 2023 Anton Tananaev (anton@traccar.org)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.traccar.schedule;

import jakarta.inject.Inject;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.traccar.model.User;
import org.traccar.storage.Storage;
import org.traccar.storage.StorageException;
import org.traccar.storage.query.Condition;
import org.traccar.storage.query.Request;

import java.util.Date;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;

public class TaskDeleteTemporary implements ScheduleTask {

    private static final Logger LOGGER = LoggerFactory.getLogger(TaskDeleteTemporary.class);

    private static final long CHECK_PERIOD_HOURS = 1;

    private final Storage storage;

    @Inject
    public TaskDeleteTemporary(Storage storage) {
        this.storage = storage;
    }

    @Override
    public void schedule(ScheduledExecutorService executor) {
        executor.scheduleAtFixedRate(this, CHECK_PERIOD_HOURS, CHECK_PERIOD_HOURS, TimeUnit.HOURS);
    }

    @Override
    public void run() {
        try {
           storage.removeObject(User.class, new Request(
                    new Condition.And(
                            new Condition.Equals("temporary", true),
                            new Condition.Compare("expirationTime", "<", "time", new Date()))));
        } catch (StorageException e) {
            LOGGER.warn("Failed to delete temporary users", e);
        }
    }

}