/*
 * Copyright (c) 2007-2009, Osmorc Development Team
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright notice, this list
 *       of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright notice, this
 *       list of conditions and the following disclaimer in the documentation and/or other
 *       materials provided with the distribution.
 *     * Neither the name of 'Osmorc Development Team' nor the names of its contributors may be
 *       used to endorse or promote products derived from this software without specific
 *       prior written permission.
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
 * THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package org.osmorc.manifest.lang.psi;

import com.intellij.codeInsight.daemon.EmptyResolveMessageProvider;
import com.intellij.openapi.components.ServiceManager;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiReferenceBase;
import com.intellij.util.ArrayUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.osmorc.BundleManager;
import org.osmorc.manifest.BundleManifest;

/**
 * @author Robert F. Beeger (robert@beeger.net)
 */
public class BundleReference extends PsiReferenceBase<HeaderValuePart> implements EmptyResolveMessageProvider {
    public BundleReference(HeaderValuePart element) {
        super(element);
        _bundleManager = ServiceManager.getService(element.getProject(), BundleManager.class);
    }

    @Nullable
    public PsiElement resolve() {
        BundleManifest bundleManifest = _bundleManager.getBundleManifest(unwrap(getCanonicalText()));
        return bundleManifest != null ? bundleManifest.getManifestFile() : null;
    }

    private String unwrap(String text) {
        return text != null ? text.replaceAll("\n ", "").trim() : null;
    }

    @NotNull
    public Object[] getVariants() {
      return ArrayUtil.EMPTY_OBJECT_ARRAY;
    }

    public String getUnresolvedMessagePattern() {
        return "Cannot resolve bundle";
    }

    private final BundleManager _bundleManager;
}