/*
 * Copyright 2000-2015 JetBrains s.r.o.
 *
 * 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 com.intellij.openapi.diff.impl.patch;

import com.intellij.openapi.util.text.StringUtil;

public abstract class FilePatch {
  private String myBeforeName;
  private String myAfterName;
  private String myBeforeVersionId;
  private String myAfterVersionId;
  private String myBaseRevisionText;

  public String getBeforeName() {
    return myBeforeName;
  }

  public String getAfterName() {
    return myAfterName;
  }

  public String getBeforeFileName() {
    String[] pathNameComponents = myBeforeName.split("/");
    return pathNameComponents [pathNameComponents.length-1];
  }

  public String getAfterFileName() {
    String[] pathNameComponents = myAfterName.split("/");
    return pathNameComponents [pathNameComponents.length-1];
  }

  public void setBeforeName(final String fileName) {
    myBeforeName = fileName;  
  }

  public void setAfterName(final String fileName) {
    myAfterName = fileName;
  }

  public String getBeforeVersionId() {
    return myBeforeVersionId;
  }

  public void setBeforeVersionId(final String beforeVersionId) {
    myBeforeVersionId = beforeVersionId;
  }

  public String getAfterVersionId() {
    return myAfterVersionId;
  }

  public void setAfterVersionId(final String afterVersionId) {
    myAfterVersionId = afterVersionId;
  }

  public String getAfterNameRelative(int skipDirs) {
    String[] components = myAfterName.split("/");
    return StringUtil.join(components, skipDirs, components.length, "/");
  }
  
  public String getBaseRevisionText() {
    return myBaseRevisionText;
  }

  public void setBaseRevisionText(String baseRevisionText) {
    myBaseRevisionText = baseRevisionText;
  }

  public abstract boolean isNewFile();

  public abstract boolean isDeletedFile();
}