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package de.uhilger.filecms.api;

import org.apache.tools.ant.BuildEvent;
import org.apache.tools.ant.BuildListener;

/**
 *
 * @author ulrich
 */
public class FileCmsBuildListener implements BuildListener {
  
  private final StringBuilder output;
  
  public FileCmsBuildListener() {
    output = new StringBuilder();
  }
  
  public String getOutput() {
    return output.toString();
  }
  
  private void appendEventInfo(BuildEvent be) {
    Object elem;
    output.append("Project: ");
    output.append(be.getProject().getName());
    elem = be.getTarget();
    if(elem != null) {
      output.append(", Target: ");
      output.append(be.getTarget().getName());
    }
    elem = be.getTask();
    if(elem != null) {
      output.append(", Task: ");
      output.append(be.getTask().getTaskName());
    }
    output.append(", Message: ");
    output.append(be.getMessage());
  }
  
  @Override
  public void buildStarted(BuildEvent be) {
    output.append("<br/>");
    output.append("BUILD STARTED - ");
    appendEventInfo(be);
  }

  @Override
  public void buildFinished(BuildEvent be) {
    output.append("<br/>");
    output.append("BUILD FINISHED - ");
    appendEventInfo(be);
  }

  @Override
  public void targetStarted(BuildEvent be) {
    output.append("<br/>");
    output.append("TARGET STARTED - ");
    appendEventInfo(be);
  }

  @Override
  public void targetFinished(BuildEvent be) {
    output.append("<br/>");
    output.append("TARGET FINISHED - ");
    appendEventInfo(be);
  }

  @Override
  public void taskStarted(BuildEvent be) {
    output.append("<br/>");
    output.append("TASK STARTED - ");
    appendEventInfo(be);
  }

  @Override
  public void taskFinished(BuildEvent be) {
    output.append("<br/>");
    output.append("TASK FNISHED - ");
    appendEventInfo(be);
  }

  @Override
  public void messageLogged(BuildEvent be) {
    output.append("<br/>");
    output.append("MESSAGE LOGGED - ");
    appendEventInfo(be);
  }
  
}