package org.apache.maven.repository.metadata;

/*
 * 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.
 */

import java.util.Collection;

import org.apache.maven.artifact.Artifact;
import org.apache.maven.artifact.ArtifactScopeEnum;

/**
 * Artifact Metadata that is resolved independent of Artifact itself.
 *
 * @author <a href="oleg@codehaus.org">Oleg Gusakov</a>
 */
public class ArtifactMetadata
{
    /**
     * standard glorified artifact coordinates
     */
    protected String groupId;
    protected String artifactId;
    protected String version;
    protected String type;
    protected ArtifactScopeEnum artifactScope;
    protected String classifier;

    /**
     * explanation: why this MD was chosen over it's siblings
     * in the resulting structure (classpath for now)
     */
    protected String why;

    /** dependencies of the artifact behind this metadata */
    protected Collection<ArtifactMetadata> dependencies;

    /** metadata URI */
    protected String uri;

    /** is metadata found anywhere */
    protected boolean resolved = false;

    /** does the actual artifact for this metadata exists */
    protected boolean artifactExists = false;
    /** artifact URI */
    protected String artifactUri;

    /** error message  */
    private String error;

    //------------------------------------------------------------------
    /**
     *
     */
    public ArtifactMetadata( String name )
    {
        if ( name == null )
        {
            return;
        }
        int ind1 = name.indexOf( ':' );
        int ind2 = name.lastIndexOf( ':' );

        if ( ind1 == -1 || ind2 == -1 )
        {
            return;
        }

        this.groupId = name.substring( 0, ind1 );
        if ( ind1 == ind2 )
        {
            this.artifactId = name.substring( ind1 + 1 );
        }
        else
        {
            this.artifactId = name.substring( ind1 + 1, ind2 );
            this.version = name.substring( ind2 + 1 );
        }
    }

    // ------------------------------------------------------------------
    public ArtifactMetadata( String groupId, String name, String version )
    {
        this( groupId, name, version, null );
    }
    //------------------------------------------------------------------
    public ArtifactMetadata( String groupId, String name, String version, String type )
    {
        this( groupId, name, version, type, null );
    }

    //------------------------------------------------------------------
    public ArtifactMetadata( String groupId, String name, String version, String type, ArtifactScopeEnum artifactScope )
    {
        this( groupId, name, version, type, artifactScope, null );
    }

    //------------------------------------------------------------------
    public ArtifactMetadata( String groupId, String name, String version, String type, ArtifactScopeEnum artifactScope,
                             String classifier )
    {
        this( groupId, name, version, type, artifactScope, classifier, null );
    }
    //------------------------------------------------------------------
    public ArtifactMetadata( String groupId, String name, String version, String type, ArtifactScopeEnum artifactScope,
                             String classifier, String artifactUri )
    {
        this( groupId, name, version, type, artifactScope, classifier, artifactUri, null, true, null );
    }
    //------------------------------------------------------------------
    public ArtifactMetadata( String groupId, String name, String version, String type, ArtifactScopeEnum artifactScope,
                             String classifier, String artifactUri, String why, boolean resolved, String error )
    {
        this.groupId = groupId;
        this.artifactId = name;
        this.version = version;
        this.type = type;
        this.artifactScope = artifactScope;
        this.classifier = classifier;
        this.artifactUri = artifactUri;
        this.why = why;
        this.resolved = resolved;
        this.error = error;
    }
    //------------------------------------------------------------------
    public ArtifactMetadata( String groupId, String name, String version, String type, String scopeString,
                             String classifier, String artifactUri, String why, boolean resolved, String error )
    {
        this( groupId, name, version, type,
              scopeString == null ? ArtifactScopeEnum.DEFAULT_SCOPE : ArtifactScopeEnum.valueOf( scopeString ),
              classifier, artifactUri, why, resolved, error );
    }

    //------------------------------------------------------------------
    public ArtifactMetadata( Artifact af )
    {
        /*
        if ( af != null )
        {
            init( af );
        }
        */
    }
    //------------------------------------------------------------------
//    public void init( ArtifactMetadata af )
//    {
//        setGroupId( af.getGroupId() );
//        setArtifactId( af.getArtifactId() );
//        setVersion( af.getVersion() );
//        setType( af.getType() );
//        setScope( af.getScope() );
//        setClassifier( af.getClassifier() );
//        //setUri( af.getDownloadUrl() );
//
//        this.resolved = af.isResolved();
//    }

    //------------------------------------------------------------------
    @Override
    public String toString()
    {
        return groupId + ":" + artifactId + ":" + version;
    }

    //------------------------------------------------------------------
    public String toDomainString()
    {
        return groupId + ":" + artifactId;
    }

    //------------------------------------------------------------------
    public String getGroupId()
    {
        return groupId;
    }

    public void setGroupId( String groupId )
    {
        this.groupId = groupId;
    }

    public String getArtifactId()
    {
        return artifactId;
    }

    public void setArtifactId( String name )
    {
        this.artifactId = name;
    }

    public String getVersion()
    {
        return version;
    }

    public void setVersion( String version )
    {
        this.version = version;
    }

    public String getType()
    {
        return type;
    }

    public String getCheckedType()
    {
        return type == null ? "jar" : type;
    }

    public void setType( String type )
    {
        this.type = type;
    }

    public ArtifactScopeEnum getArtifactScope()
    {
        return artifactScope == null ? ArtifactScopeEnum.DEFAULT_SCOPE : artifactScope;
    }

    public void setArtifactScope( ArtifactScopeEnum artifactScope )
    {
        this.artifactScope = artifactScope;
    }

    public void setScope( String scope )
    {
        this.artifactScope = scope == null ? ArtifactScopeEnum.DEFAULT_SCOPE : ArtifactScopeEnum.valueOf( scope );
    }

    public String getClassifier()
    {
        return classifier;
    }

    public void setClassifier( String classifier )
    {
        this.classifier = classifier;
    }

    public boolean isResolved()
    {
        return resolved;
    }

    public void setResolved( boolean resolved )
    {
        this.resolved = resolved;
    }

    public String getUri()
    {
        return uri;
    }

    public void setUri( String uri )
    {
        this.uri = uri;
    }

    public String getScope()
    {
        return getArtifactScope().getScope();
    }

    public ArtifactScopeEnum getScopeAsEnum()
    {
        return artifactScope == null ? ArtifactScopeEnum.DEFAULT_SCOPE : artifactScope;
    }

    public boolean isArtifactExists()
    {
        return artifactExists;
    }

    public void setArtifactExists( boolean artifactExists )
    {
        this.artifactExists = artifactExists;
    }


    public Collection<ArtifactMetadata> getDependencies()
    {
        return dependencies;
    }

    public void setDependencies( Collection<ArtifactMetadata> dependencies )
    {
        this.dependencies = dependencies;
    }

    public String getArtifactUri()
    {
        return artifactUri;
    }

    public void setArtifactUri( String artifactUri )
    {
        this.artifactUri = artifactUri;
    }


    public String getWhy()
    {
        return why;
    }

    public void setWhy( String why )
    {
        this.why = why;
    }

    //-------------------------------------------------------------------
    public String getError()
    {
        return error;
    }

    public void setError( String error )
    {
        this.error = error;
    }

    public boolean isError()
    {
        return error == null;
    }

    //------------------------------------------------------------------
    public String getDependencyConflictId()
    {
        return groupId + ":" + artifactId;
    }
    //------------------------------------------------------------------
    //------------------------------------------------------------------
}
