/*******************************************************************************
 * Copyright (c) 2007, 2009 Oracle. All rights reserved.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0, which accompanies this distribution
 * and is available at http://www.eclipse.org/legal/epl-v10.html.
 * 
 * Contributors:
 *     Oracle - initial API and implementation
 ******************************************************************************/
package org.eclipse.jpt.core.internal.resource.java.source;

import java.util.ListIterator;
import java.util.Vector;

import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jpt.core.internal.utility.jdt.ConversionDeclarationAnnotationElementAdapter;
import org.eclipse.jpt.core.internal.utility.jdt.MemberAnnotationAdapter;
import org.eclipse.jpt.core.internal.utility.jdt.MemberIndexedAnnotationAdapter;
import org.eclipse.jpt.core.internal.utility.jdt.NestedIndexedDeclarationAnnotationAdapter;
import org.eclipse.jpt.core.internal.utility.jdt.SimpleDeclarationAnnotationAdapter;
import org.eclipse.jpt.core.resource.java.AnnotationContainer;
import org.eclipse.jpt.core.resource.java.JPA;
import org.eclipse.jpt.core.resource.java.JavaResourceNode;
import org.eclipse.jpt.core.resource.java.NestableAnnotation;
import org.eclipse.jpt.core.resource.java.NestablePrimaryKeyJoinColumnAnnotation;
import org.eclipse.jpt.core.resource.java.NestableSecondaryTableAnnotation;
import org.eclipse.jpt.core.resource.java.NestableUniqueConstraintAnnotation;
import org.eclipse.jpt.core.resource.java.PrimaryKeyJoinColumnAnnotation;
import org.eclipse.jpt.core.resource.java.SecondaryTableAnnotation;
import org.eclipse.jpt.core.resource.java.UniqueConstraintAnnotation;
import org.eclipse.jpt.core.utility.jdt.AnnotationAdapter;
import org.eclipse.jpt.core.utility.jdt.DeclarationAnnotationAdapter;
import org.eclipse.jpt.core.utility.jdt.DeclarationAnnotationElementAdapter;
import org.eclipse.jpt.core.utility.jdt.IndexedAnnotationAdapter;
import org.eclipse.jpt.core.utility.jdt.IndexedDeclarationAnnotationAdapter;
import org.eclipse.jpt.core.utility.jdt.Member;
import org.eclipse.jpt.utility.internal.CollectionTools;
import org.eclipse.jpt.utility.internal.StringTools;
import org.eclipse.jpt.utility.internal.iterators.CloneListIterator;

/**
 * javax.persistence.SecondaryTable
 */
public final class SourceSecondaryTableAnnotation
	extends SourceBaseTableAnnotation
	implements NestableSecondaryTableAnnotation
{
	private static final DeclarationAnnotationAdapter DECLARATION_ANNOTATION_ADAPTER = new SimpleDeclarationAnnotationAdapter(SecondaryTableAnnotation.ANNOTATION_NAME);

	private final Vector<NestablePrimaryKeyJoinColumnAnnotation> pkJoinColumns = new Vector<NestablePrimaryKeyJoinColumnAnnotation>();
	private final PkJoinColumnsAnnotationContainer pkJoinColumnsContainer = new PkJoinColumnsAnnotationContainer();


	public SourceSecondaryTableAnnotation(JavaResourceNode parent, Member member, DeclarationAnnotationAdapter daa, AnnotationAdapter annotationAdapter) {
		super(parent, member, daa, annotationAdapter);
	}

	public String getAnnotationName() {
		return ANNOTATION_NAME;
	}

	@Override
	public void initialize(CompilationUnit astRoot) {
		super.initialize(astRoot);
		AnnotationContainerTools.initialize(this.pkJoinColumnsContainer, astRoot);
	}

	@Override
	public void update(CompilationUnit astRoot) {
		super.update(astRoot);
		AnnotationContainerTools.update(this.pkJoinColumnsContainer, astRoot);
	}


	// ********** AbstractBaseTableAnnotation implementation **********

	@Override
	DeclarationAnnotationElementAdapter<String> getNameAdapter(DeclarationAnnotationAdapter declarationAnnotationAdapter) {
		return ConversionDeclarationAnnotationElementAdapter.forStrings(declarationAnnotationAdapter, JPA.SECONDARY_TABLE__NAME);
	}

	@Override
	DeclarationAnnotationElementAdapter<String> getSchemaAdapter(DeclarationAnnotationAdapter declarationAnnotationAdapter) {
		return ConversionDeclarationAnnotationElementAdapter.forStrings(declarationAnnotationAdapter, JPA.SECONDARY_TABLE__SCHEMA);
	}

	@Override
	DeclarationAnnotationElementAdapter<String> getCatalogAdapter(DeclarationAnnotationAdapter declarationAnnotationAdapter) {
		return ConversionDeclarationAnnotationElementAdapter.forStrings(declarationAnnotationAdapter, JPA.SECONDARY_TABLE__CATALOG);
	}

	@Override
	String getUniqueConstraintsElementName() {
		return JPA.SECONDARY_TABLE__UNIQUE_CONSTRAINTS;
	}

	@Override
	NestableUniqueConstraintAnnotation buildUniqueConstraint(int index) {
		return SourceUniqueConstraintAnnotation.createSecondaryTableUniqueConstraint(this, this.member, this.daa, index);
	}


	// ************* SecondaryTable implementation *******************

	// ***** pk join columns
	public ListIterator<PrimaryKeyJoinColumnAnnotation> pkJoinColumns() {
		return new CloneListIterator<PrimaryKeyJoinColumnAnnotation>(this.pkJoinColumns);
	}

	ListIterator<NestablePrimaryKeyJoinColumnAnnotation> nestablePkJoinColumns() {
		return new CloneListIterator<NestablePrimaryKeyJoinColumnAnnotation>(this.pkJoinColumns);
	}

	public int pkJoinColumnsSize() {
		return this.pkJoinColumns.size();
	}

	public NestablePrimaryKeyJoinColumnAnnotation pkJoinColumnAt(int index) {
		return this.pkJoinColumns.get(index);
	}

	public int indexOfPkJoinColumn(PrimaryKeyJoinColumnAnnotation joinColumn) {
		return this.pkJoinColumns.indexOf(joinColumn);
	}

	public NestablePrimaryKeyJoinColumnAnnotation addPkJoinColumn(int index) {
		return (NestablePrimaryKeyJoinColumnAnnotation) AnnotationContainerTools.addNestedAnnotation(index, this.pkJoinColumnsContainer);
	}

	NestablePrimaryKeyJoinColumnAnnotation addPkJoinColumnInternal() {
		NestablePrimaryKeyJoinColumnAnnotation pkJoinColumn = this.buildPrimaryKeyJoinColumn(this.pkJoinColumns.size());
		this.pkJoinColumns.add(pkJoinColumn);
		return pkJoinColumn;
	}

	private NestablePrimaryKeyJoinColumnAnnotation buildPrimaryKeyJoinColumn(int index) {
		return SourcePrimaryKeyJoinColumnAnnotation.createSecondaryTablePrimaryKeyJoinColumn(this.daa, this, this.member, index);
	}

	void pkJoinColumnAdded(int index, NestablePrimaryKeyJoinColumnAnnotation joinColumn) {
		this.fireItemAdded(PK_JOIN_COLUMNS_LIST, index, joinColumn);
	}

	public void movePkJoinColumn(int targetIndex, int sourceIndex) {
		AnnotationContainerTools.moveNestedAnnotation(targetIndex, sourceIndex, this.pkJoinColumnsContainer);
	}

	NestablePrimaryKeyJoinColumnAnnotation movePkJoinColumnInternal(int targetIndex, int sourceIndex) {
		return CollectionTools.move(this.pkJoinColumns, targetIndex, sourceIndex).get(targetIndex);
	}

	void pkJoinColumnMoved(int targetIndex, int sourceIndex) {
		this.fireItemMoved(PK_JOIN_COLUMNS_LIST, targetIndex, sourceIndex);
	}

	public void removePkJoinColumn(int index) {
		AnnotationContainerTools.removeNestedAnnotation(index, this.pkJoinColumnsContainer);
	}

	NestablePrimaryKeyJoinColumnAnnotation removePkJoinColumnInternal(int index) {
		return this.pkJoinColumns.remove(index);
	}

	void pkJoinColumnRemoved(int index, NestablePrimaryKeyJoinColumnAnnotation joinColumn) {
		this.fireItemRemoved(PK_JOIN_COLUMNS_LIST, index, joinColumn);
	}


	// ********** NestableAnnotation implementation **********

	public void moveAnnotation(int newIndex) {
		this.getIndexedAnnotationAdapter().moveAnnotation(newIndex);
	}

	protected IndexedAnnotationAdapter getIndexedAnnotationAdapter() {
		return (IndexedAnnotationAdapter) this.annotationAdapter;
	}

	public void initializeFrom(NestableAnnotation oldAnnotation) {
		SecondaryTableAnnotation oldTable = (SecondaryTableAnnotation) oldAnnotation;
		this.setName(oldTable.getName());
		this.setSchema(oldTable.getSchema());
		this.setCatalog(oldTable.getCatalog());
		for (UniqueConstraintAnnotation oldUniqueConstraint : CollectionTools.iterable(oldTable.uniqueConstraints())) {
			NestableUniqueConstraintAnnotation newUniqueConstraint = this.addUniqueConstraint(oldTable.indexOfUniqueConstraint(oldUniqueConstraint));
			newUniqueConstraint.initializeFrom((NestableAnnotation) oldUniqueConstraint);
		}
		for (PrimaryKeyJoinColumnAnnotation oldPkJoinColumn : CollectionTools.iterable(oldTable.pkJoinColumns())) {
			NestablePrimaryKeyJoinColumnAnnotation newPkJoinColumn = this.addPkJoinColumn(oldTable.indexOfPkJoinColumn(oldPkJoinColumn));
			newPkJoinColumn.initializeFrom((NestableAnnotation) oldPkJoinColumn);
		}
	}


	// ********** static methods **********

	public static SourceSecondaryTableAnnotation createSecondaryTable(JavaResourceNode parent, Member member) {
		return new SourceSecondaryTableAnnotation(parent, member, DECLARATION_ANNOTATION_ADAPTER, new MemberAnnotationAdapter(member, DECLARATION_ANNOTATION_ADAPTER));
	}

	static SourceSecondaryTableAnnotation createNestedSecondaryTable(JavaResourceNode parent, Member member, int index, DeclarationAnnotationAdapter secondaryTablesAdapter) {
		IndexedDeclarationAnnotationAdapter idaa = buildNestedDeclarationAnnotationAdapter(index, secondaryTablesAdapter);
		IndexedAnnotationAdapter annotationAdapter = new MemberIndexedAnnotationAdapter(member, idaa);
		return new SourceSecondaryTableAnnotation(parent, member, idaa, annotationAdapter);
	}

	private static IndexedDeclarationAnnotationAdapter buildNestedDeclarationAnnotationAdapter(int index, DeclarationAnnotationAdapter secondaryTablesAdapter) {
		return new NestedIndexedDeclarationAnnotationAdapter(secondaryTablesAdapter, index, JPA.SECONDARY_TABLE);
	}


	// ********** pk join column container **********

	/**
	 * adapt the AnnotationContainer interface to the secondary table's
	 * primary key join columns
	 */
	class PkJoinColumnsAnnotationContainer
		implements AnnotationContainer<NestablePrimaryKeyJoinColumnAnnotation> 
	{
		public String getContainerAnnotationName() {
			return SourceSecondaryTableAnnotation.this.getAnnotationName();
		}

		public org.eclipse.jdt.core.dom.Annotation getContainerJdtAnnotation(CompilationUnit astRoot) {
			return SourceSecondaryTableAnnotation.this.getJdtAnnotation(astRoot);
		}

		public String getElementName() {
			return JPA.SECONDARY_TABLE__PK_JOIN_COLUMNS;
		}

		public String getNestableAnnotationName() {
			return PrimaryKeyJoinColumnAnnotation.ANNOTATION_NAME;
		}

		public ListIterator<NestablePrimaryKeyJoinColumnAnnotation> nestedAnnotations() {
			return SourceSecondaryTableAnnotation.this.nestablePkJoinColumns();
		}

		public int nestedAnnotationsSize() {
			return SourceSecondaryTableAnnotation.this.pkJoinColumnsSize();
		}

		public NestablePrimaryKeyJoinColumnAnnotation addNestedAnnotationInternal() {
			return SourceSecondaryTableAnnotation.this.addPkJoinColumnInternal();
		}

		public void nestedAnnotationAdded(int index, NestablePrimaryKeyJoinColumnAnnotation nestedAnnotation) {
			SourceSecondaryTableAnnotation.this.pkJoinColumnAdded(index, nestedAnnotation);
		}

		public NestablePrimaryKeyJoinColumnAnnotation moveNestedAnnotationInternal(int targetIndex, int sourceIndex) {
			return SourceSecondaryTableAnnotation.this.movePkJoinColumnInternal(targetIndex, sourceIndex);
		}

		public void nestedAnnotationMoved(int targetIndex, int sourceIndex) {
			SourceSecondaryTableAnnotation.this.pkJoinColumnMoved(targetIndex, sourceIndex);
		}

		public NestablePrimaryKeyJoinColumnAnnotation removeNestedAnnotationInternal(int index) {
			return SourceSecondaryTableAnnotation.this.removePkJoinColumnInternal(index);
		}

		public void nestedAnnotationRemoved(int index, NestablePrimaryKeyJoinColumnAnnotation nestedAnnotation) {
			SourceSecondaryTableAnnotation.this.pkJoinColumnRemoved(index, nestedAnnotation);
		}

		@Override
		public String toString() {
			return StringTools.buildToStringFor(this);
		}

	}

}