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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.activiti.engine.test.mock;

import java.util.Collections;
import java.util.List;

import org.activiti.engine.ProcessEngine;
import org.activiti.engine.impl.ProcessEngineImpl;
import org.activiti.engine.impl.bpmn.parser.factory.ActivityBehaviorFactory;
import org.activiti.engine.impl.cfg.ProcessEngineConfigurationImpl;
import org.activiti.engine.impl.test.NoOpServiceTask;
import org.activiti.engine.test.TestActivityBehaviorFactory;

/**

 */
public class ActivitiMockSupport {

  protected TestActivityBehaviorFactory testActivityBehaviorFactory;

  public ActivitiMockSupport(TestActivityBehaviorFactory testActivityBehaviorFactory) {
    this.testActivityBehaviorFactory = testActivityBehaviorFactory;
  }

  public ActivitiMockSupport(ProcessEngine processEngine) {
    ProcessEngineConfigurationImpl processEngineConfiguration = ((ProcessEngineImpl) processEngine).getProcessEngineConfiguration();
    ActivityBehaviorFactory existingActivityBehaviorFactory = processEngineConfiguration.getActivityBehaviorFactory();
    this.testActivityBehaviorFactory = new TestActivityBehaviorFactory(existingActivityBehaviorFactory);

    processEngineConfiguration.setActivityBehaviorFactory(testActivityBehaviorFactory);
    processEngineConfiguration.getBpmnParser().setActivityBehaviorFactory(testActivityBehaviorFactory);
  }

  public static boolean isMockSupportPossible(ProcessEngine processEngine) {
    return processEngine instanceof ProcessEngineImpl;
  }

  public void mockServiceTaskWithClassDelegate(String originalClassFqn, Class mockedClass) {
    testActivityBehaviorFactory.addClassDelegateMock(originalClassFqn, mockedClass);
  }

  public void mockServiceTaskWithClassDelegate(String originalClassFqn, String mockedClassFqn) {
    testActivityBehaviorFactory.addClassDelegateMock(originalClassFqn, mockedClassFqn);
  }

  public void setAllServiceTasksNoOp() {
    testActivityBehaviorFactory.setAllServiceTasksNoOp();
  }

  public void addNoOpServiceTaskById(String id) {
    testActivityBehaviorFactory.addNoOpServiceTaskById(id);
  }

  public void addNoOpServiceTaskByClassName(String className) {
    testActivityBehaviorFactory.addNoOpServiceTaskByClassName(className);
  }

  public int getNrOfNoOpServiceTaskExecutions() {
    return NoOpServiceTask.CALL_COUNT.get();
  }

  public List getExecutedNoOpServiceTaskDelegateClassNames() {
    return Collections.unmodifiableList(NoOpServiceTask.NAMES);
  }

  public void reset() {
    testActivityBehaviorFactory.reset();
  }

}