/*
 * Copyright 2019 the original author or authors.
 *
 * 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
 *
 *      https://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 kafka.streams.inventory.count.generator;

import java.util.Map;
import kafka.streams.inventory.count.InventoryUpdateEvent;
import kafka.streams.inventory.count.ProductKey;
import org.springframework.kafka.core.DefaultKafkaProducerFactory;
import org.springframework.kafka.core.KafkaTemplate;

/**
 * Test data generator using {@link InventoryUpdateEvent}s using {@link KafkaTemplate} to send events.
 * Used for testing with {@link org.springframework.kafka.test.EmbeddedKafkaBroker}.
 *
 * @author David Turanski
 */
public class KafkaTemplateInventoryUpdateEventGenerator extends AbstractInventoryUpdateEventGenerator {

    private final KafkaTemplate<ProductKey, InventoryUpdateEvent> kafkaTemplate;

    public KafkaTemplateInventoryUpdateEventGenerator(Map<String, Object> producerProperties, String destination) {
        DefaultKafkaProducerFactory<ProductKey, InventoryUpdateEvent> pf = new DefaultKafkaProducerFactory(producerProperties);
        kafkaTemplate = new KafkaTemplate<>(pf, true);
        kafkaTemplate.setDefaultTopic(destination);
    }

    protected void doSendEvent(ProductKey key, InventoryUpdateEvent value) {
        kafkaTemplate.sendDefault(key, value);
    }
}
