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Liferay Fragment Implementation

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/**
 * SPDX-FileCopyrightText: (c) 2000 Liferay, Inc. https://liferay.com
 * SPDX-License-Identifier: LGPL-2.1-or-later OR LicenseRef-Liferay-DXP-EULA-2.0.0-2023-06
 */

package com.liferay.fragment.internal.helper;

import com.liferay.fragment.contributor.FragmentCollectionContributorRegistry;
import com.liferay.fragment.helper.FragmentEntryLinkHelper;
import com.liferay.fragment.model.FragmentEntry;
import com.liferay.fragment.model.FragmentEntryLink;
import com.liferay.fragment.renderer.FragmentRenderer;
import com.liferay.fragment.renderer.FragmentRendererRegistry;
import com.liferay.fragment.service.FragmentEntryLocalService;
import com.liferay.petra.string.StringPool;
import com.liferay.portal.kernel.util.Validator;

import java.util.Locale;
import java.util.Map;

import org.osgi.service.component.annotations.Component;
import org.osgi.service.component.annotations.Reference;

/**
 * @author Eudaldo Alonso
 */
@Component(service = FragmentEntryLinkHelper.class)
public class FragmentEntryLinkHelperImpl implements FragmentEntryLinkHelper {

	@Override
	public String getFragmentEntryName(
		FragmentEntryLink fragmentEntryLink, Locale locale) {

		FragmentEntry fragmentEntry =
			_fragmentEntryLocalService.fetchFragmentEntry(
				fragmentEntryLink.getFragmentEntryId());

		if (fragmentEntry != null) {
			return fragmentEntry.getName();
		}

		String rendererKey = fragmentEntryLink.getRendererKey();

		if (Validator.isNull(rendererKey)) {
			return StringPool.BLANK;
		}

		Map fragmentEntries =
			_fragmentCollectionContributorRegistry.getFragmentEntries(locale);

		FragmentEntry contributedFragmentEntry = fragmentEntries.get(
			rendererKey);

		if (contributedFragmentEntry != null) {
			return contributedFragmentEntry.getName();
		}

		FragmentRenderer fragmentRenderer =
			_fragmentRendererRegistry.getFragmentRenderer(
				fragmentEntryLink.getRendererKey());

		if (fragmentRenderer != null) {
			return fragmentRenderer.getLabel(locale);
		}

		return StringPool.BLANK;
	}

	@Reference
	private FragmentCollectionContributorRegistry
		_fragmentCollectionContributorRegistry;

	@Reference
	private FragmentEntryLocalService _fragmentEntryLocalService;

	@Reference
	private FragmentRendererRegistry _fragmentRendererRegistry;

}