/*
 * Copyright 2021 The Dapr 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
 *     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 io.dapr.client.domain;

import java.util.Collections;
import java.util.Map;

/**
 * A request to publish an event.
 */
public class PublishEventRequest {

  private final String pubsubName;

  private final String topic;

  private final Object data;

  private String contentType;

  private Map<String, String> metadata = Collections.emptyMap();

  /**
   * Constructor for PublishEventRequest.
   * @param pubsubName name of the pubsub
   * @param topic name of the topic in the pubsub
   * @param data data to published
   */
  public PublishEventRequest(String pubsubName, String topic, Object data) {
    this.pubsubName = pubsubName;
    this.topic = topic;
    this.data = data;
  }

  public String getPubsubName() {
    return pubsubName;
  }

  public String getTopic() {
    return topic;
  }

  public Object getData() {
    return data;
  }

  public String getContentType() {
    return this.contentType;
  }

  public PublishEventRequest setContentType(String contentType) {
    this.contentType = contentType;
    return this;
  }

  public Map<String, String> getMetadata() {
    return metadata;
  }

  public PublishEventRequest setMetadata(Map<String, String> metadata) {
    this.metadata = metadata == null ? null : Collections.unmodifiableMap(metadata);
    return this;
  }
}
