/*=============================================================================#
 # Copyright (c) 2005-2016 Stephan Wahlbrink (WalWare.de) and others.
 # 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:
 #     Stephan Wahlbrink - initial API and implementation
 #=============================================================================*/

package de.walware.statet.r.core;

import java.net.URI;

import org.eclipse.core.resources.IFile;

import de.walware.ecommons.ltk.IElementName;
import de.walware.ecommons.ltk.core.impl.AbstractFilePersistenceSourceUnitFactory;
import de.walware.ecommons.ltk.core.impl.GenericResourceSourceUnit;
import de.walware.ecommons.text.core.sections.IDocContentSections;

import de.walware.statet.r.core.model.RElementName;


/**
 * Generic source unit for R related files.
 */
public abstract class RResourceUnit extends GenericResourceSourceUnit {
	
	
	public static String createResourceId(final URI uri) {
		return AbstractFilePersistenceSourceUnitFactory.createResourceId(uri);
	}
	
	@Deprecated
	public static RResourceUnit createTempUnit(final IFile file, final String modelTypeId) {
		final String id = AbstractFilePersistenceSourceUnitFactory.createResourceId(file);
		return new RResourceUnit(id, file) {
			@Override
			public String getModelTypeId() {
				return modelTypeId;
			}
			@Override
			public IDocContentSections getDocumentContentInfo() {
				return null;
			}
		};
	}
	
	
	public RResourceUnit(final String id, final IFile file) {
		super(id, file);
	}
	
	@Override
	protected IElementName createElementName() {
		return RElementName.create(RElementName.RESOURCE, getResource().getName());
	}
	
	public IRCoreAccess getRCoreAccess() {
		final IRProject rProject= RProjects.getRProject(getResource().getProject());
		return (rProject != null) ? rProject : RCore.WORKBENCH_ACCESS;
	}
	
	
	@Override
	public Object getAdapter(final Class required) {
		if (required.equals(IRCoreAccess.class)) {
			return getRCoreAccess();
		}
		return super.getAdapter(required);
	}
	
}