/*
 * Copyright 2007-2009 the original author or authors.
 *
 * 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.gradle.api.internal.artifacts.ivyservice;

import org.apache.ivy.core.module.descriptor.*;

import java.util.Map;
import java.util.HashMap;

public class DefaultModuleDescriptorForUploadConverter implements ModuleDescriptorForUploadConverter {
    public DefaultModuleDescriptorForUploadConverter() {
    }

    public ModuleDescriptor createModuleDescriptor(ModuleDescriptor moduleDescriptor) {
        DefaultModuleDescriptor uploadModuleDescriptor = new DefaultModuleDescriptor(
                moduleDescriptor.getModuleRevisionId(),
                moduleDescriptor.getStatus(),
                moduleDescriptor.getPublicationDate()
        );
        addConfigurationAndArtifacts(moduleDescriptor, uploadModuleDescriptor);
        addDependencies(moduleDescriptor, uploadModuleDescriptor);
        return uploadModuleDescriptor;
    }

    private void addConfigurationAndArtifacts(ModuleDescriptor moduleDescriptor, DefaultModuleDescriptor uploadModuleDescriptor) {
        for (Configuration configuration : moduleDescriptor.getConfigurations()) {
            uploadModuleDescriptor.addConfiguration(configuration);
            for (Artifact artifact : moduleDescriptor.getArtifacts(configuration.getName())) {
                Artifact artifactWithoutFilepath = new DefaultArtifact(
                        artifact.getModuleRevisionId(),
                        artifact.getPublicationDate(),
                        artifact.getName(),
                        artifact.getType(),
                        artifact.getExt(),
                        createMapWithoutFilePathAttribute(artifact.getExtraAttributes()));
                uploadModuleDescriptor.addArtifact(configuration.getName(), artifactWithoutFilepath);
            }
        }
    }

    private Map createMapWithoutFilePathAttribute(Map extraAttributes) {
        Map extraAttributesWithoutFilePath = new HashMap(extraAttributes);
        extraAttributesWithoutFilePath.remove(DefaultIvyDependencyPublisher.FILE_PATH_EXTRA_ATTRIBUTE);
        return extraAttributesWithoutFilePath;
    }

    private void addDependencies(ModuleDescriptor moduleDescriptor, DefaultModuleDescriptor uploadModuleDescriptor) {
        for (DependencyDescriptor dependencyDescriptor : moduleDescriptor.getDependencies()) {
            uploadModuleDescriptor.addDependency(dependencyDescriptor);
        }
    }
}