/*
 * JBoss, Home of Professional Open Source
 * Copyright 2011 Red Hat Inc. and/or its affiliates and other contributors
 * as indicated by the @authors tag. All rights reserved.
 * See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * 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.jboss.arquillian.container.test.impl.client.deployment;

import java.io.ByteArrayInputStream;
import java.io.InputStream;
import org.jboss.arquillian.container.spi.Container;
import org.jboss.arquillian.container.spi.Container.State;
import org.jboss.arquillian.container.spi.ContainerRegistry;
import org.jboss.arquillian.container.spi.client.deployment.Deployment;
import org.jboss.arquillian.container.spi.client.deployment.DeploymentDescription;
import org.jboss.arquillian.container.spi.client.deployment.DeploymentScenario;
import org.jboss.arquillian.container.spi.client.deployment.DeploymentTargetDescription;
import org.jboss.arquillian.container.spi.event.DeployDeployment;
import org.jboss.arquillian.container.spi.event.DeploymentEvent;
import org.jboss.arquillian.container.spi.event.UnDeployDeployment;
import org.jboss.arquillian.container.test.api.Deployer;
import org.jboss.arquillian.core.api.Event;
import org.jboss.arquillian.core.api.Instance;
import org.jboss.arquillian.core.api.annotation.Inject;
import org.jboss.shrinkwrap.api.Archive;
import org.jboss.shrinkwrap.api.exporter.ZipExporter;

/**
 * ClientDeployer
 *
 * @author <a href="mailto:aslak@redhat.com">Aslak Knutsen</a>
 * @version $Revision: $
 */
public class ClientDeployer implements Deployer {
    @Inject
    private Event<DeploymentEvent> event;

    @Inject
    private Instance<ContainerRegistry> containerRegistry;

    @Inject
    private Instance<DeploymentScenario> deploymentScenario;

    /* (non-Javadoc)
     * @see org.jboss.arquillian.api.Deployer#deploy(java.lang.String)
     */
    @Override
    public void deploy(String name) {
        DeploymentScenario scenario = deploymentScenario.get();
        if (scenario == null) {
            throw new IllegalArgumentException("No deployment scenario in context");
        }
        ContainerRegistry registry = containerRegistry.get();
        if (registry == null) {
            throw new IllegalArgumentException("No container registry in context");
        }

        Deployment deployment = scenario.deployment(new DeploymentTargetDescription(name));
        if (deployment == null) {
            throw new IllegalArgumentException("No deployment in context found with name " + name);
        }

        if (deployment.getDescription().managed()) {
            throw new IllegalArgumentException(
                "Could not deploy " + name + " deployment. The deployment is controlled by Arquillian");
        }

        Container container = registry.getContainer(deployment.getDescription().getTarget());

        if (!container.getState().equals(State.STARTED)) {
            throw new IllegalArgumentException("Deployment with name " + name + " could not be deployed. Container " +
                container.getName() + " must be started first.");
        }

        event.fire(new DeployDeployment(container, deployment));
    }

    /* (non-Javadoc)
     * @see org.jboss.arquillian.api.Deployer#undeploy(java.lang.String)
     */
    @Override
    public void undeploy(String name) {
        DeploymentScenario scenario = deploymentScenario.get();
        if (scenario == null) {
            throw new IllegalArgumentException("No deployment scenario in context");
        }
        ContainerRegistry registry = containerRegistry.get();
        if (registry == null) {
            throw new IllegalArgumentException("No container registry in context");
        }

        Deployment deployment = scenario.deployment(new DeploymentTargetDescription(name));
        if (deployment == null) {
            throw new IllegalArgumentException("No deployment in context found with name " + name);
        }

        if (deployment.getDescription().managed()) {
            throw new IllegalArgumentException(
                "Could not deploy " + name + " deployment. The deployment is controlled by Arquillian");
        }

        Container container = registry.getContainer(deployment.getDescription().getTarget());

        if (!container.getState().equals(State.STARTED)) {
            throw new IllegalArgumentException("Deployment with name " + name + " could not be undeployed. Container " +
                container.getName() + " must be still running.");
        }

        event.fire(new UnDeployDeployment(container, deployment));
    }

    @Override
    public InputStream getDeployment(String name) {
        DeploymentScenario scenario = deploymentScenario.get();
        if (scenario == null) {
            throw new IllegalArgumentException("No deployment scenario in context");
        }
        Deployment deployment = scenario.deployment(new DeploymentTargetDescription(name));
        if (deployment == null) {
            throw new IllegalArgumentException("No deployment in context found with name " + name);
        }

        DeploymentDescription description = deployment.getDescription();
        if (description.isArchiveDeployment()) {
            Archive<?> archive = description.testable() ? description.getTestableArchive() : description.getArchive();
            return archive.as(ZipExporter.class).exportAsInputStream();
        } else {
            return new ByteArrayInputStream(description.getDescriptor().exportAsString().getBytes());
        }
    }
}
