package com.github.dockerjava.api.model;

import com.fasterxml.jackson.annotation.JsonIgnore;

/**
 * Represents a pull response stream item
 */
public class PullResponseItem extends com.github.dockerjava.api.model.ResponseItem {

  private static final long serialVersionUID = -2575482839766823293L;

  private static final String LEGACY_REGISTRY = "this image was pulled from a legacy registry";

  private static final String DOWNLOADED_NEWER_IMAGE = "Downloaded newer image";

  private static final String IMAGE_UP_TO_DATE = "Image is up to date";

  private static final String DOWNLOAD_COMPLETE = "Download complete";

  private static final String DOWNLOADED_SWARM = ": downloaded";

  private static final String EXISTS = "Exists";

  /**
   * Returns whether the status indicates a successful pull operation
   *
   * @returns true: status indicates that pull was successful, false: status doesn't indicate a successful pull
   */
  @JsonIgnore
  public boolean isPullSuccessIndicated() {
    if (isErrorIndicated() || getStatus() == null) {
      return false;
    }

    return (
      getStatus().contains(DOWNLOAD_COMPLETE)
        || getStatus().contains(IMAGE_UP_TO_DATE)
        || getStatus().contains(DOWNLOADED_NEWER_IMAGE)
        || getStatus().contains(LEGACY_REGISTRY)
        || getStatus().contains(DOWNLOADED_SWARM)
        || getStatus().contains(EXISTS));
  }
}