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/* 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 org.camunda.bpm.model.bpmn.builder;

import org.camunda.bpm.model.bpmn.BpmnModelInstance;
import org.camunda.bpm.model.bpmn.instance.Activity;
import org.camunda.bpm.model.bpmn.instance.BoundaryEvent;
import org.camunda.bpm.model.bpmn.instance.MultiInstanceLoopCharacteristics;
import org.camunda.bpm.model.bpmn.instance.camunda.CamundaInputOutput;
import org.camunda.bpm.model.bpmn.instance.camunda.CamundaInputParameter;
import org.camunda.bpm.model.bpmn.instance.camunda.CamundaOutputParameter;

/**
 * @author Sebastian Menski
 */
public abstract class AbstractActivityBuilder, E extends Activity> extends AbstractFlowNodeBuilder {

  protected AbstractActivityBuilder(BpmnModelInstance modelInstance, E element, Class selfType) {
    super(modelInstance, element, selfType);
  }

  public BoundaryEventBuilder boundaryEvent() {
    return boundaryEvent(null);
  }

  public BoundaryEventBuilder boundaryEvent(String id) {
    BoundaryEvent boundaryEvent = createSibling(BoundaryEvent.class, id);
    boundaryEvent.setAttachedTo(element);
    return boundaryEvent.builder();
  }

  public MultiInstanceLoopCharacteristicsBuilder multiInstance() {
    MultiInstanceLoopCharacteristics miCharacteristics
      = createChild(MultiInstanceLoopCharacteristics.class);

    return miCharacteristics.builder();
  }

  /**
   * Creates a new camunda input parameter extension element with the
   * given name and value.
   *
   * @param name the name of the input parameter
   * @param value the value of the input parameter
   * @return the builder object
   */
  public B camundaInputParameter(String name, String value) {
    CamundaInputOutput camundaInputOutput = getCreateSingleExtensionElement(CamundaInputOutput.class);

    CamundaInputParameter camundaInputParameter = createChild(camundaInputOutput, CamundaInputParameter.class);
    camundaInputParameter.setCamundaName(name);
    camundaInputParameter.setTextContent(value);

    return myself;
  }

  /**
   * Creates a new camunda output parameter extension element with the
   * given name and value.
   *
   * @param name the name of the output parameter
   * @param value the value of the output parameter
   * @return the builder object
   */
  public B camundaOutputParameter(String name, String value) {
    CamundaInputOutput camundaInputOutput = getCreateSingleExtensionElement(CamundaInputOutput.class);

    CamundaOutputParameter camundaOutputParameter = createChild(camundaInputOutput, CamundaOutputParameter.class);
    camundaOutputParameter.setCamundaName(name);
    camundaOutputParameter.setTextContent(value);

    return myself;
  }

}