/*
    * Copyright (C) 2010, Mathias Kinzler <mathias.kinzler@sap.com> and others
    *
    * This program and the accompanying materials are made available under the
    * terms of the Eclipse Distribution License v. 1.0 which is available at
    * https://www.eclipse.org/org/documents/edl-v10.php.
    *
    * SPDX-License-Identifier: BSD-3-Clause
    */
  package org.eclipse.jgit.api;
  
  import org.eclipse.jgit.transport.FetchResult;
  
  /**
   * Encapsulates the result of a {@link org.eclipse.jgit.api.PullCommand}
   */
  public class PullResult {
  	private final FetchResult fetchResult;
  
  	private final MergeResult mergeResult;
  
  	private final RebaseResult rebaseResult;
  
  	private final String fetchedFrom;
  
  	PullResult(FetchResult fetchResult, String fetchedFrom,
  			MergeResult mergeResult) {
  		this.fetchResult = fetchResult;
  		this.fetchedFrom = fetchedFrom;
  		this.mergeResult = mergeResult;
  		this.rebaseResult = null;
  	}
  
  	PullResult(FetchResult fetchResult, String fetchedFrom,
  			RebaseResult rebaseResult) {
  		this.fetchResult = fetchResult;
  		this.fetchedFrom = fetchedFrom;
  		this.mergeResult = null;
  		this.rebaseResult = rebaseResult;
  	}
  
  	/**
  	 * Get fetch result
  	 *
  	 * @return the fetch result, or <code>null</code>
  	 */
  	public FetchResult getFetchResult() {
  		return this.fetchResult;
  	}
  
  	/**
  	 * Get merge result
  	 *
  	 * @return the merge result, or <code>null</code>
  	 */
  	public MergeResult getMergeResult() {
  		return this.mergeResult;
  	}
  
  	/**
  	 * Get rebase result
  	 *
  	 * @return the rebase result, or <code>null</code>
  	 */
  	public RebaseResult getRebaseResult() {
  		return this.rebaseResult;
  	}
  
  	/**
  	 * Get name of the remote configuration from which fetch was tried
  	 *
  	 * @return the name of the remote configuration from which fetch was tried,
  	 *         or <code>null</code>
  	 */
  	public String getFetchedFrom() {
  		return this.fetchedFrom;
  	}
  
  	/**
  	 * Whether the pull was successful
  	 *
  	 * @return whether the pull was successful
  	 */
  	public boolean isSuccessful() {
  		if (mergeResult != null)
  			return mergeResult.getMergeStatus().isSuccessful();
  		else if (rebaseResult != null)
  			return rebaseResult.getStatus().isSuccessful();
  		return true;
  	}
  
  	/** {@inheritDoc} */
  	@SuppressWarnings("nls")
  	@Override
  	public String toString() {
  		StringBuilder sb = new StringBuilder();
  		if (fetchResult != null)
  			sb.append(fetchResult.toString());
  		else
 			sb.append("No fetch result");
 		sb.append("\n");
 		if (mergeResult != null)
 			sb.append(mergeResult.toString());
 		else if (rebaseResult != null)
 			sb.append(rebaseResult.toString());
 		else
 			sb.append("No update result");
 		return sb.toString();
 	}
 }