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/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package com.liferay.portal.kernel.search;

import com.liferay.petra.string.StringPool;
import com.liferay.portal.kernel.util.ArrayUtil;
import com.liferay.portal.kernel.util.GetterUtil;
import com.liferay.portal.kernel.util.LocaleUtil;
import com.liferay.portal.kernel.util.PropsKeys;
import com.liferay.portal.kernel.util.PropsUtil;
import com.liferay.portal.kernel.util.SetUtil;

import java.io.Serializable;

import java.util.Collections;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import java.util.Set;

/**
 * @author Michael C. Han
 */
public class QueryConfig implements Serializable {

	public static final String LOCALE = "locale";

	public static final String SEARCH_SUBFOLDERS = "search.subfolders";

	public void addHighlightFieldNames(String... highlightFieldNames) {
		Set highlightFieldNamesSet = SetUtil.fromArray(
			(String[])_attributes.get(_HIGHLIGHT_FIELD_NAMES));

		Collections.addAll(highlightFieldNamesSet, highlightFieldNames);

		_attributes.put(
			_HIGHLIGHT_FIELD_NAMES,
			highlightFieldNamesSet.toArray(
				new String[highlightFieldNamesSet.size()]));
	}

	public void addSelectedFieldNames(String... selectedFieldNames) {
		Set selectedFieldNamesSet = SetUtil.fromArray(
			(String[])_attributes.get(_SELECTED_FIELD_NAMES));

		Collections.addAll(selectedFieldNamesSet, selectedFieldNames);

		_attributes.put(
			_SELECTED_FIELD_NAMES,
			selectedFieldNamesSet.toArray(
				new String[selectedFieldNamesSet.size()]));
	}

	public String getAlternateUidFieldName() {
		return (String)_attributes.get(_ALTERNATE_UID_FIELD_NAME);
	}

	public Serializable getAttribute(String name) {
		return _attributes.get(name);
	}

	public Map getAttributes() {
		return _attributes;
	}

	public int getCollatedSpellCheckResultScoresThreshold() {
		return GetterUtil.getInteger(
			_attributes.get(
				PropsKeys.
					INDEX_SEARCH_COLLATED_SPELL_CHECK_RESULT_SCORES_THRESHOLD),
			_INDEX_SEARCH_COLLATED_SPELL_CHECK_RESULT_SCORES_THRESHOLD);
	}

	public String[] getHighlightFieldNames() {
		String[] highlightFieldNames = (String[])_attributes.get(
			_HIGHLIGHT_FIELD_NAMES);

		if (highlightFieldNames != null) {
			return highlightFieldNames;
		}

		return StringPool.EMPTY_ARRAY;
	}

	public int getHighlightFragmentSize() {
		return GetterUtil.getInteger(
			_attributes.get(PropsKeys.INDEX_SEARCH_HIGHLIGHT_FRAGMENT_SIZE),
			_INDEX_SEARCH_HIGHLIGHT_FRAGMENT_SIZE);
	}

	public int getHighlightSnippetSize() {
		return GetterUtil.getInteger(
			_attributes.get(PropsKeys.INDEX_SEARCH_HIGHLIGHT_SNIPPET_SIZE),
			_INDEX_SEARCH_HIGHLIGHT_SNIPPET_SIZE);
	}

	public Locale getLocale() {
		Locale locale = (Locale)_attributes.get(LOCALE);

		if (locale == null) {
			locale = LocaleUtil.getMostRelevantLocale();
		}

		return locale;
	}

	public int getQueryIndexingThreshold() {
		return GetterUtil.getInteger(
			_attributes.get(PropsKeys.INDEX_SEARCH_QUERY_INDEXING_THRESHOLD),
			_INDEX_SEARCH_QUERY_INDEXING_THRESHOLD);
	}

	public int getQuerySuggestionMax() {
		return GetterUtil.getInteger(
			_attributes.get(PropsKeys.INDEX_SEARCH_QUERY_SUGGESTION_MAX),
			_INDEX_SEARCH_QUERY_SUGGESTION_MAX);
	}

	public int getQuerySuggestionScoresThreshold() {
		return GetterUtil.getInteger(
			_attributes.get(
				PropsKeys.INDEX_SEARCH_QUERY_SUGGESTION_SCORES_THRESHOLD),
			_INDEX_SEARCH_QUERY_SUGGESTION_SCORES_THRESHOLD);
	}

	public String[] getSelectedFieldNames() {
		String[] selectedFieldNames = (String[])_attributes.get(
			_SELECTED_FIELD_NAMES);

		if (ArrayUtil.isEmpty(selectedFieldNames)) {
			return StringPool.EMPTY_ARRAY;
		}

		return selectedFieldNames;
	}

	public String[] getSelectedIndexNames() {
		String[] selectedIndexNames = (String[])_attributes.get(
			_SELECTED_INDEX_NAMES);

		if (ArrayUtil.isEmpty(selectedIndexNames)) {
			return StringPool.EMPTY_ARRAY;
		}

		return selectedIndexNames;
	}

	public String[] getSelectedTypes() {
		String[] selectedTypes = (String[])_attributes.get(_SELECTED_TYPES);

		if (ArrayUtil.isEmpty(selectedTypes)) {
			return StringPool.EMPTY_ARRAY;
		}

		return selectedTypes;
	}

	public boolean isAllFieldsSelected() {
		String[] selectedFieldNames = getSelectedFieldNames();

		if (ArrayUtil.isEmpty(selectedFieldNames)) {
			return true;
		}

		if ((selectedFieldNames.length == 1) &&
			selectedFieldNames[0].equals(Field.ANY)) {

			return true;
		}

		return false;
	}

	public boolean isCollatedSpellCheckResultEnabled() {
		return GetterUtil.getBoolean(
			_attributes.get(
				PropsKeys.INDEX_SEARCH_COLLATED_SPELL_CHECK_RESULT_ENABLED),
			_INDEX_SEARCH_COLLATED_SPELL_CHECK_RESULT_ENABLED);
	}

	public boolean isHighlightEnabled() {
		return GetterUtil.getBoolean(
			_attributes.get(_INDEX_SEARCH_HIGHLIGHT_ENABLED));
	}

	public boolean isHighlightRequireFieldMatch() {
		return GetterUtil.getBoolean(
			_attributes.get(
				PropsKeys.INDEX_SEARCH_HIGHLIGHT_REQUIRE_FIELD_MATCH),
			_INDEX_SEARCH_HIGHLIGHT_REQUIRE_FIELD_MATCH);
	}

	public boolean isHitsProcessingEnabled() {
		return GetterUtil.getBoolean(
			_attributes.get(_HITS_PROCESSING_ENABLED), true);
	}

	public boolean isQueryIndexingEnabled() {
		return GetterUtil.getBoolean(
			_attributes.get(PropsKeys.INDEX_SEARCH_QUERY_INDEXING_ENABLED),
			_INDEX_SEARCH_QUERY_INDEXING_ENABLED);
	}

	public boolean isQuerySuggestionEnabled() {
		return GetterUtil.getBoolean(
			_attributes.get(PropsKeys.INDEX_SEARCH_QUERY_SUGGESTION_ENABLED),
			_INDEX_SEARCH_QUERY_SUGGESTION_ENABLED);
	}

	public boolean isScoreEnabled() {
		return GetterUtil.getBoolean(
			_attributes.get(PropsKeys.INDEX_SEARCH_SCORING_ENABLED),
			_INDEX_SEARCH_SCORING_ENABLED);
	}

	public boolean isSearchSubfolders() {
		return GetterUtil.getBoolean(_attributes.get(SEARCH_SUBFOLDERS));
	}

	public Serializable removeAttribute(String name) {
		return _attributes.remove(name);
	}

	public void setAlternateUidFieldName(String name) {
		_attributes.put(_ALTERNATE_UID_FIELD_NAME, name);
	}

	public void setAttribute(String name, Serializable value) {
		_attributes.put(name, value);
	}

	public void setCollatedSpellCheckResultEnabled(
		boolean collatedSpellCheckResultEnabled) {

		_attributes.put(
			PropsKeys.INDEX_SEARCH_COLLATED_SPELL_CHECK_RESULT_ENABLED,
			collatedSpellCheckResultEnabled);
	}

	public void setCollatedSpellCheckResultScoresThreshold(
		int collatedSpellCheckResultScoresThreshold) {

		_attributes.put(
			PropsKeys.INDEX_SEARCH_COLLATED_SPELL_CHECK_RESULT_SCORES_THRESHOLD,
			collatedSpellCheckResultScoresThreshold);
	}

	public void setHighlightEnabled(boolean highlightEnabled) {
		_attributes.put(_INDEX_SEARCH_HIGHLIGHT_ENABLED, highlightEnabled);
	}

	public void setHighlightFieldNames(String... highlightFieldNames) {
		_attributes.put(_HIGHLIGHT_FIELD_NAMES, highlightFieldNames);
	}

	public void setHighlightFragmentSize(int highlightFragmentSize) {
		_attributes.put(
			PropsKeys.INDEX_SEARCH_HIGHLIGHT_FRAGMENT_SIZE,
			highlightFragmentSize);
	}

	public void setHighlightRequireFieldMatch(
		boolean highlightRequireFieldMatch) {

		if (_INDEX_SEARCH_HIGHLIGHT_REQUIRE_FIELD_MATCH) {
			_attributes.put(
				PropsKeys.INDEX_SEARCH_HIGHLIGHT_REQUIRE_FIELD_MATCH,
				highlightRequireFieldMatch);
		}
		else {
			_attributes.put(
				PropsKeys.INDEX_SEARCH_HIGHLIGHT_REQUIRE_FIELD_MATCH, false);
		}
	}

	public void setHighlightSnippetSize(int highlightSnippetSize) {
		_attributes.put(
			PropsKeys.INDEX_SEARCH_HIGHLIGHT_SNIPPET_SIZE,
			highlightSnippetSize);
	}

	public void setHitsProcessingEnabled(boolean hitsProcessingEnabled) {
		_attributes.put(_HITS_PROCESSING_ENABLED, hitsProcessingEnabled);
	}

	public void setLocale(Locale locale) {
		_attributes.put(LOCALE, locale);
	}

	public void setQueryIndexingEnabled(boolean enabled) {
		_attributes.put(PropsKeys.INDEX_SEARCH_QUERY_INDEXING_ENABLED, enabled);
	}

	public void setQueryIndexingThreshold(int queryIndexingThreshold) {
		_attributes.put(
			PropsKeys.INDEX_SEARCH_QUERY_INDEXING_THRESHOLD,
			queryIndexingThreshold);
	}

	public void setQuerySuggestionEnabled(boolean querySuggestionEnabled) {
		_attributes.put(
			PropsKeys.INDEX_SEARCH_QUERY_SUGGESTION_ENABLED,
			querySuggestionEnabled);
	}

	public void setQuerySuggestionScoresThreshold(
		int querySuggestionScoresThreshold) {

		_attributes.put(
			PropsKeys.INDEX_SEARCH_QUERY_SUGGESTION_SCORES_THRESHOLD,
			querySuggestionScoresThreshold);
	}

	public void setQuerySuggestionsMax(int querySuggestionMax) {
		_attributes.put(
			PropsKeys.INDEX_SEARCH_QUERY_SUGGESTION_MAX, querySuggestionMax);
	}

	public void setScoreEnabled(boolean scoreEnabled) {
		_attributes.put(PropsKeys.INDEX_SEARCH_SCORING_ENABLED, scoreEnabled);
	}

	public void setSearchSubfolders(boolean searchSubfolders) {
		_attributes.put(SEARCH_SUBFOLDERS, searchSubfolders);
	}

	public void setSelectedFieldNames(String... selectedFieldNames) {
		_attributes.put(_SELECTED_FIELD_NAMES, selectedFieldNames);
	}

	public void setSelectedIndexNames(String... selectedIndexNames) {
		_attributes.put(_SELECTED_INDEX_NAMES, selectedIndexNames);
	}

	public void setSelectedTypes(String... selectedTypes) {
		_attributes.put(_SELECTED_TYPES, selectedTypes);
	}

	private static final String _ALTERNATE_UID_FIELD_NAME =
		"alternateUidFieldName";

	private static final String _HIGHLIGHT_FIELD_NAMES = "highlightFieldNames";

	private static final String _HITS_PROCESSING_ENABLED =
		"hitsProcessingEnabled";

	private static final boolean
		_INDEX_SEARCH_COLLATED_SPELL_CHECK_RESULT_ENABLED =
			GetterUtil.getBoolean(
				PropsUtil.get(
					PropsKeys.INDEX_SEARCH_COLLATED_SPELL_CHECK_RESULT_ENABLED),
				true);

	private static final int
		_INDEX_SEARCH_COLLATED_SPELL_CHECK_RESULT_SCORES_THRESHOLD =
			GetterUtil.getInteger(
				PropsUtil.get(
					PropsKeys.
						INDEX_SEARCH_COLLATED_SPELL_CHECK_RESULT_SCORES_THRESHOLD),
				50);

	private static final String _INDEX_SEARCH_HIGHLIGHT_ENABLED =
		"indexSearchHighlightEnabled";

	private static final int _INDEX_SEARCH_HIGHLIGHT_FRAGMENT_SIZE =
		GetterUtil.getInteger(
			PropsUtil.get(PropsKeys.INDEX_SEARCH_HIGHLIGHT_FRAGMENT_SIZE));

	private static final boolean _INDEX_SEARCH_HIGHLIGHT_REQUIRE_FIELD_MATCH =
		GetterUtil.getBoolean(
			PropsUtil.get(
				PropsKeys.INDEX_SEARCH_HIGHLIGHT_REQUIRE_FIELD_MATCH));

	private static final int _INDEX_SEARCH_HIGHLIGHT_SNIPPET_SIZE =
		GetterUtil.getInteger(
			PropsUtil.get(PropsKeys.INDEX_SEARCH_HIGHLIGHT_SNIPPET_SIZE));

	private static final boolean _INDEX_SEARCH_QUERY_INDEXING_ENABLED =
		GetterUtil.getBoolean(
			PropsUtil.get(PropsKeys.INDEX_SEARCH_QUERY_INDEXING_ENABLED), true);

	private static final int _INDEX_SEARCH_QUERY_INDEXING_THRESHOLD =
		GetterUtil.getInteger(
			PropsUtil.get(PropsKeys.INDEX_SEARCH_QUERY_INDEXING_THRESHOLD), 50);

	private static final boolean _INDEX_SEARCH_QUERY_SUGGESTION_ENABLED =
		GetterUtil.getBoolean(
			PropsUtil.get(PropsKeys.INDEX_SEARCH_QUERY_SUGGESTION_ENABLED),
			true);

	private static final int _INDEX_SEARCH_QUERY_SUGGESTION_MAX =
		GetterUtil.getInteger(
			PropsUtil.get(PropsKeys.INDEX_SEARCH_QUERY_SUGGESTION_MAX), 5);

	private static final int _INDEX_SEARCH_QUERY_SUGGESTION_SCORES_THRESHOLD =
		GetterUtil.getInteger(
			PropsUtil.get(
				PropsKeys.INDEX_SEARCH_QUERY_SUGGESTION_SCORES_THRESHOLD),
			50);

	private static final boolean _INDEX_SEARCH_SCORING_ENABLED =
		GetterUtil.getBoolean(
			PropsUtil.get(PropsKeys.INDEX_SEARCH_SCORING_ENABLED));

	private static final String _SELECTED_FIELD_NAMES = "selectedFieldNames";

	private static final String _SELECTED_INDEX_NAMES = "selectedIndexNames";

	private static final String _SELECTED_TYPES = "selectedTypes";

	private final Map _attributes = new HashMap<>();

}




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