/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.maven.shared.release.phase;

import javax.inject.Named;
import javax.inject.Singleton;

import java.util.List;

import org.apache.maven.project.MavenProject;
import org.apache.maven.shared.release.ReleaseExecutionException;
import org.apache.maven.shared.release.ReleaseFailureException;
import org.apache.maven.shared.release.ReleaseResult;
import org.apache.maven.shared.release.config.ReleaseDescriptor;
import org.apache.maven.shared.release.env.ReleaseEnvironment;

/**
 * @author <a href="mailto:evenisse@apache.org">Emmanuel Venisse</a>
 */
@Singleton
@Named("verify-completed-prepare-phases")
public class CheckCompletedPreparePhasesPhase extends AbstractReleasePhase {
    @Override
    public ReleaseResult execute(
            ReleaseDescriptor releaseDescriptor,
            ReleaseEnvironment releaseEnvironment,
            List<MavenProject> reactorProjects)
            throws ReleaseExecutionException, ReleaseFailureException {
        ReleaseResult result = new ReleaseResult();

        // if we stopped mid-way through preparation - don't perform
        if (releaseDescriptor.getCompletedPhase() != null
                && !"end-release".equals(releaseDescriptor.getCompletedPhase())) {
            String message = "Cannot perform release - the preparation step was stopped mid-way. Please re-run "
                    + "release:prepare to continue, or perform the release from an SCM tag.";

            result.setResultCode(ReleaseResult.ERROR);

            logError(result, message);

            throw new ReleaseFailureException(message);
        }

        if (releaseDescriptor.getScmSourceUrl() == null) {
            String message = "No SCM URL was provided to perform the release from";

            result.setResultCode(ReleaseResult.ERROR);

            logError(result, message);

            throw new ReleaseFailureException(message);
        }

        result.setResultCode(ReleaseResult.SUCCESS);

        return result;
    }

    @Override
    public ReleaseResult simulate(
            ReleaseDescriptor releaseDescriptor,
            ReleaseEnvironment releaseEnvironment,
            List<MavenProject> reactorProjects)
            throws ReleaseExecutionException, ReleaseFailureException {
        return execute(releaseDescriptor, releaseEnvironment, reactorProjects);
    }
}
