/*
 * Copyright 2017 Red Hat, Inc. and/or its affiliates.
 *
 * 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.jbpm.services.cdi.test;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;

import javax.enterprise.inject.spi.BeanManager;
import javax.inject.Inject;
import javax.persistence.EntityManagerFactory;

import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.junit.Arquillian;
import org.jboss.shrinkwrap.api.Archive;
import org.jboss.shrinkwrap.api.ArchivePaths;
import org.jboss.shrinkwrap.api.ShrinkWrap;
import org.jboss.shrinkwrap.api.spec.JavaArchive;
import org.jbpm.kie.services.impl.audit.ServicesAwareAuditEventBuilder;
import org.jbpm.kie.test.util.AbstractKieServicesBaseTest;
import org.jbpm.process.audit.AbstractAuditLogger;
import org.jbpm.process.audit.AuditLoggerFactory;
import org.jbpm.runtime.manager.util.TestUtil;
import org.jbpm.services.api.RuntimeDataService;
import org.jbpm.services.api.model.NodeInstanceDesc;
import org.jbpm.services.cdi.impl.manager.InjectableRegisterableItemsFactory;
import org.junit.After;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.kie.api.io.ResourceType;
import org.kie.api.runtime.KieSession;
import org.kie.api.runtime.manager.RuntimeEngine;
import org.kie.api.runtime.manager.RuntimeEnvironmentBuilder;
import org.kie.api.runtime.manager.RuntimeManager;
import org.kie.api.runtime.manager.RuntimeManagerFactory;
import org.kie.api.runtime.process.ProcessInstance;
import org.kie.api.runtime.query.QueryContext;
import org.kie.api.task.model.Status;
import org.kie.api.task.model.TaskSummary;
import org.kie.internal.io.ResourceFactory;
import org.kie.internal.query.QueryFilter;
import org.kie.internal.runtime.manager.context.EmptyContext;


@RunWith(Arquillian.class)
public class RuntimeDataServiceTest extends AbstractKieServicesBaseTest {

    @Deployment()
    public static Archive<?> createDeployment() {
        return ShrinkWrap.create(JavaArchive.class, "domain-services.jar")
        		.addPackage("org.jbpm.services.task")
                .addPackage("org.jbpm.services.task.wih") // work items org.jbpm.services.task.wih
                .addPackage("org.jbpm.services.task.annotations")
                .addPackage("org.jbpm.services.task.api")
                .addPackage("org.jbpm.services.task.impl")
                .addPackage("org.jbpm.services.task.events")
                .addPackage("org.jbpm.services.task.exception")
                .addPackage("org.jbpm.services.task.identity")
                .addPackage("org.jbpm.services.task.factories")
                .addPackage("org.jbpm.services.task.internals")
                .addPackage("org.jbpm.services.task.internals.lifecycle")
                .addPackage("org.jbpm.services.task.lifecycle.listeners")
                .addPackage("org.jbpm.services.task.query")
                .addPackage("org.jbpm.services.task.util")
                .addPackage("org.jbpm.services.task.commands") // This should not be required here
                .addPackage("org.jbpm.services.task.deadlines") // deadlines
                .addPackage("org.jbpm.services.task.deadlines.notifications.impl")
                .addPackage("org.jbpm.services.task.subtask")
                .addPackage("org.jbpm.services.task.rule")
                .addPackage("org.jbpm.services.task.rule.impl")
                .addPackage("org.jbpm.services.task.audit.service")

                .addPackage("org.kie.internal.runtime.manager")
                .addPackage("org.kie.internal.runtime.manager.context")
                .addPackage("org.kie.internal.runtime.manager.cdi.qualifier")
                
                .addPackage("org.jbpm.runtime.manager.impl")
                .addPackage("org.jbpm.runtime.manager.impl.cdi")                               
                .addPackage("org.jbpm.runtime.manager.impl.factory")
                .addPackage("org.jbpm.runtime.manager.impl.jpa")
                .addPackage("org.jbpm.runtime.manager.impl.manager")
                .addPackage("org.jbpm.runtime.manager.impl.task")
                .addPackage("org.jbpm.runtime.manager.impl.tx")
                
                .addPackage("org.jbpm.shared.services.api")
                .addPackage("org.jbpm.shared.services.impl")
                .addPackage("org.jbpm.shared.services.impl.tx")
                
                .addPackage("org.jbpm.kie.services.api")
                .addPackage("org.jbpm.kie.services.impl")                
                .addPackage("org.jbpm.kie.services.api.bpmn2")
                .addPackage("org.jbpm.kie.services.impl.bpmn2")
                .addPackage("org.jbpm.kie.services.impl.event.listeners")
                .addPackage("org.jbpm.kie.services.impl.audit")
                .addPackage("org.jbpm.kie.services.impl.form")
                .addPackage("org.jbpm.kie.services.impl.form.provider")
                .addPackage("org.jbpm.kie.services.impl.query")  
                .addPackage("org.jbpm.kie.services.impl.query.mapper")  
                .addPackage("org.jbpm.kie.services.impl.query.persistence")  
                .addPackage("org.jbpm.kie.services.impl.query.preprocessor")  
                
                .addPackage("org.jbpm.services.cdi")
                .addPackage("org.jbpm.services.cdi.impl")
                .addPackage("org.jbpm.services.cdi.impl.form")
                .addPackage("org.jbpm.services.cdi.impl.manager")
                .addPackage("org.jbpm.services.cdi.producer")
                .addPackage("org.jbpm.services.cdi.impl.security")
                .addPackage("org.jbpm.services.cdi.impl.query")
                
                .addPackage("org.jbpm.kie.services.test")
                .addPackage("org.jbpm.services.cdi.test") // Identity Provider Test Impl here
                .addClass("org.jbpm.services.cdi.test.util.CDITestHelperNoTaskService")
                .addClass("org.jbpm.services.cdi.test.util.CountDownDeploymentListenerCDIImpl")
                .addClass("org.jbpm.kie.services.test.objects.CountDownDeploymentListener")
                .addAsResource("jndi.properties", "jndi.properties")
                .addAsManifestResource("META-INF/persistence.xml", ArchivePaths.create("persistence.xml"))
                .addAsManifestResource("META-INF/beans.xml", ArchivePaths.create("beans.xml"));
    }

    @BeforeClass
    public static void setup() {
        TestUtil.cleanupSingletonSessionId();

    }

    @Override
	protected void close() {
		// do nothing here and let CDI close resources
	}

	@Override
	protected void configureServices() {
		// do nothing here and let CDI configure services 
	}
	
    @After
    public void tearDownTest() {
    }

    /*
     * end of initialization code, tests start here
     */
    @Inject
    private EntityManagerFactory emf;
    @Inject
    private BeanManager beanManager;
    @Inject
    private RuntimeDataService runtimeDataService;
    @Inject
    private RuntimeManagerFactory managerFactory;

    @Test
    public void testGetProcessInstanceHistory() throws IOException {

        // BZ1048741
        assertNotNull(managerFactory);
        String id = "custom-manager";
        AbstractAuditLogger auditLogger = AuditLoggerFactory.newJPAInstance();
        ServicesAwareAuditEventBuilder auditEventBuilder = new ServicesAwareAuditEventBuilder();
        auditEventBuilder.setIdentityProvider(new TestIdentifyProviderCDI());
        auditEventBuilder.setDeploymentUnitId(id);
        auditLogger.setBuilder(auditEventBuilder);
        RuntimeEnvironmentBuilder builder = RuntimeEnvironmentBuilder.Factory.get().newDefaultBuilder()
                .entityManagerFactory(emf)
                .registerableItemsFactory(InjectableRegisterableItemsFactory.getFactory(beanManager, auditLogger));

        builder.addAsset(ResourceFactory.newClassPathResource("repo/processes/general/hello.bpmn"), ResourceType.BPMN2);

        RuntimeManager manager = managerFactory.newSingletonRuntimeManager(builder.get(), id);
        RuntimeEngine runtime = manager.getRuntimeEngine(EmptyContext.get());
        KieSession ksession = runtime.getKieSession();

        ProcessInstance processInstance = ksession.startProcess("hello");

        Collection<NodeInstanceDesc> nodeInstanceLogs = runtimeDataService.getProcessInstanceHistoryCompleted(
                processInstance.getId(), new QueryContext());

        // assert if logs are ordered by log.id ASC
        Iterator<NodeInstanceDesc> iterator = nodeInstanceLogs.iterator();
        NodeInstanceDesc log0 = iterator.next();
        assertEquals("Start", log0.getName());

        NodeInstanceDesc log1 = iterator.next();
        assertEquals("Hello", log1.getName());

        NodeInstanceDesc log2 = iterator.next();
        assertEquals("End", log2.getName());

        Collection<NodeInstanceDesc> fullNodeInstanceLogs = runtimeDataService.getProcessInstanceFullHistory(
                processInstance.getId(), new QueryContext());

        // assert if logs are ordered by log.date DESC, log.id DESC
        Iterator<NodeInstanceDesc> fullIterator = fullNodeInstanceLogs.iterator();
        NodeInstanceDesc fullLog0 = fullIterator.next();
        assertEquals("End", fullLog0.getName());
        assertEquals(true, fullLog0.isCompleted());

        NodeInstanceDesc fullLog1 = fullIterator.next();
        assertEquals("End", fullLog1.getName());
        assertEquals(false, fullLog1.isCompleted());

        NodeInstanceDesc fullLog2 = fullIterator.next();
        assertEquals("Hello", fullLog2.getName());
        assertEquals(true, fullLog2.isCompleted());

        NodeInstanceDesc fullLog3 = fullIterator.next();
        assertEquals("Hello", fullLog3.getName());
        assertEquals(false, fullLog3.isCompleted());

        NodeInstanceDesc fullLog4 = fullIterator.next();
        assertEquals("Start", fullLog4.getName());
        assertEquals(true, fullLog4.isCompleted());

        NodeInstanceDesc fullLog5 = fullIterator.next();
        assertEquals("Start", fullLog5.getName());
        assertEquals(false, fullLog5.isCompleted());

        manager.close();

    }
    

    @Test
    public void testGetTasksAssignedAsPotentialOwnerGroupFromCallback() {
        String id = "cdi-manager";
        AbstractAuditLogger auditLogger = AuditLoggerFactory.newJPAInstance();
        ServicesAwareAuditEventBuilder auditEventBuilder = new ServicesAwareAuditEventBuilder();
        auditEventBuilder.setIdentityProvider(new TestIdentifyProviderCDI());
        auditEventBuilder.setDeploymentUnitId(id);
        auditLogger.setBuilder(auditEventBuilder);
        RuntimeEnvironmentBuilder builder = RuntimeEnvironmentBuilder.Factory.get().newDefaultBuilder()
                .entityManagerFactory(emf)
                .registerableItemsFactory(InjectableRegisterableItemsFactory.getFactory(beanManager, auditLogger));

        builder.addAsset(ResourceFactory.newClassPathResource("repo/processes/general/BPMN2-UserTasksAssignedToGroup.bpmn2"), ResourceType.BPMN2);

        RuntimeManager manager = managerFactory.newSingletonRuntimeManager(builder.get(), id);
        RuntimeEngine runtime = manager.getRuntimeEngine(EmptyContext.get());
        KieSession ksession = runtime.getKieSession();

        ProcessInstance processInstance = ksession.startProcess("UserTask");
                
        List<Status> statuses = new ArrayList<Status>();
        statuses.add(Status.Ready);
        statuses.add(Status.Reserved);

        List<TaskSummary> tasks = runtimeDataService.getTasksAssignedAsPotentialOwnerByStatus("katy", statuses, new QueryFilter());
        assertNotNull(tasks);
        assertEquals(1, tasks.size());
        
        ksession.abortProcessInstance(processInstance.getId());
        
    }
}
