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/*
 * SPDX-License-Identifier: Apache-2.0
 *
 * The OpenSearch Contributors require contributions made to
 * this file be licensed under the Apache-2.0 license or a
 * compatible open source license.
 */

/*
 * Licensed to Elasticsearch under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch licenses this file to you under
 * the Apache License, Version 2.0 (the "License"); you may
 * not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
/*
 * Modifications Copyright OpenSearch Contributors. See
 * GitHub history for details.
 */

package org.opensearch.test;

import org.opensearch.Version;
import org.opensearch.cluster.metadata.IndexMetadata;
import org.opensearch.common.inject.AbstractModule;
import org.opensearch.common.settings.IndexScopedSettings;
import org.opensearch.common.settings.Setting;
import org.opensearch.common.settings.Settings;
import org.opensearch.core.index.Index;
import org.opensearch.index.IndexSettings;

import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;

public class IndexSettingsModule extends AbstractModule {

    private final Index index;
    private final Settings settings;

    public IndexSettingsModule(Index index, Settings settings) {
        this.settings = settings;
        this.index = index;

    }

    @Override
    protected void configure() {
        bind(IndexSettings.class).toInstance(newIndexSettings(index, settings));
    }

    public static IndexSettings newIndexSettings(String index, Settings settings, Setting... setting) {
        return newIndexSettings(
            new Index(index, settings.get(IndexMetadata.SETTING_INDEX_UUID, IndexMetadata.INDEX_UUID_NA_VALUE)),
            settings,
            setting
        );
    }

    public static IndexSettings newIndexSettings(Index index, Settings settings, Setting... setting) {
        return newIndexSettings(index, settings, Settings.EMPTY, setting);
    }

    public static IndexSettings newIndexSettings(Index index, Settings indexSetting, Settings nodeSettings, Setting... setting) {
        Settings build = Settings.builder()
            .put(IndexMetadata.SETTING_VERSION_CREATED, Version.CURRENT)
            .put(IndexMetadata.SETTING_NUMBER_OF_REPLICAS, 1)
            .put(IndexMetadata.SETTING_NUMBER_OF_SHARDS, 1)
            .put(indexSetting)
            .build();
        IndexMetadata metadata = IndexMetadata.builder(index.getName()).settings(build).build();
        Set> settingSet = new HashSet<>(IndexScopedSettings.BUILT_IN_INDEX_SETTINGS);
        if (setting.length > 0) {
            settingSet.addAll(Arrays.asList(setting));
        }
        return new IndexSettings(metadata, nodeSettings, new IndexScopedSettings(Settings.EMPTY, settingSet));
    }

    public static IndexSettings newIndexSettings(Index index, Settings settings, IndexScopedSettings indexScopedSettings) {
        Settings build = Settings.builder()
            .put(IndexMetadata.SETTING_VERSION_CREATED, Version.CURRENT)
            .put(IndexMetadata.SETTING_NUMBER_OF_REPLICAS, 1)
            .put(IndexMetadata.SETTING_NUMBER_OF_SHARDS, 1)
            .put(settings)
            .build();
        IndexMetadata metadata = IndexMetadata.builder(index.getName()).settings(build).build();
        return new IndexSettings(metadata, Settings.EMPTY, indexScopedSettings);
    }

    public static IndexSettings newIndexSettings(final IndexMetadata indexMetadata, Setting... setting) {
        Set> settingSet = new HashSet<>(IndexScopedSettings.BUILT_IN_INDEX_SETTINGS);
        if (setting.length > 0) {
            settingSet.addAll(Arrays.asList(setting));
        }
        return new IndexSettings(indexMetadata, Settings.EMPTY, new IndexScopedSettings(Settings.EMPTY, settingSet));
    }
}