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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF 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.
 */
package org.apache.jackrabbit.oak.run.cli;

import static java.util.Collections.emptyMap;
import static java.util.Objects.requireNonNull;
import static org.apache.jackrabbit.oak.segment.file.FileStoreBuilder.fileStoreBuilder;
import static org.apache.jackrabbit.oak.spi.whiteboard.WhiteboardUtils.getService;

import java.io.File;
import java.io.IOException;
import java.nio.file.Files;

import org.apache.jackrabbit.guava.common.io.Closer;
import org.apache.commons.io.FileUtils;
import org.apache.jackrabbit.oak.segment.SegmentNodeStoreBuilders;
import org.apache.jackrabbit.oak.segment.azure.AzureStorageCredentialManager;
import org.apache.jackrabbit.oak.segment.azure.tool.ToolUtils;
import org.apache.jackrabbit.oak.segment.file.FileStore;
import org.apache.jackrabbit.oak.segment.file.FileStoreBuilder;
import org.apache.jackrabbit.oak.segment.file.InvalidFileStoreVersionException;
import org.apache.jackrabbit.oak.segment.file.ReadOnlyFileStore;
import org.apache.jackrabbit.oak.segment.spi.persistence.SegmentNodeStorePersistence;
import org.apache.jackrabbit.oak.spi.blob.BlobStore;
import org.apache.jackrabbit.oak.spi.state.NodeStore;
import org.apache.jackrabbit.oak.spi.whiteboard.Whiteboard;
import org.apache.jackrabbit.oak.stats.StatisticsProvider;

class SegmentTarFixtureProvider {

    static NodeStore configureSegment(Options options, BlobStore blobStore, Whiteboard wb, Closer closer, boolean readOnly)
            throws IOException, InvalidFileStoreVersionException {
        StatisticsProvider statisticsProvider = requireNonNull(getService(wb, StatisticsProvider.class));

        String pathOrUri = options.getOptionBean(CommonOptions.class).getStoreArg();
        ToolUtils.SegmentStoreType segmentStoreType = ToolUtils.storeTypeFromPathOrUri(pathOrUri);

        FileStoreBuilder builder;
        if (segmentStoreType == ToolUtils.SegmentStoreType.AZURE) {
            final AzureStorageCredentialManager azureStorageCredentialManager = new AzureStorageCredentialManager();
            SegmentNodeStorePersistence segmentNodeStorePersistence =
                ToolUtils.newSegmentNodeStorePersistence(segmentStoreType, pathOrUri, azureStorageCredentialManager);
            File tempDir = Files.createTempDirectory("azure-segment-store").toFile();
            closer.register(() -> FileUtils.deleteQuietly(tempDir));
            closer.register(azureStorageCredentialManager);
            builder = fileStoreBuilder(tempDir).withCustomPersistence(segmentNodeStorePersistence);
        } else {
            builder = fileStoreBuilder(new File(pathOrUri)).withMaxFileSize(256);
        }

        FileStoreTarBuilderCustomizer customizer = getService(wb, FileStoreTarBuilderCustomizer.class);
        if (customizer != null) {
            customizer.customize(builder);
        }

        if (blobStore != null) {
            builder.withBlobStore(blobStore);
        }

        NodeStore nodeStore;
        if (readOnly) {
            ReadOnlyFileStore fileStore = builder
                    .withStatisticsProvider(statisticsProvider)
                    .buildReadOnly();
            closer.register(fileStore);
            nodeStore = SegmentNodeStoreBuilders.builder(fileStore).build();
            wb.register(ReadOnlyFileStore.class, fileStore, emptyMap());
        } else {
            FileStore fileStore = builder
                    .withStrictVersionCheck(true)
                    .withStatisticsProvider(statisticsProvider)
                    .build();
            closer.register(fileStore);
            nodeStore = SegmentNodeStoreBuilders.builder(fileStore).build();
            wb.register(FileStore.class, fileStore, emptyMap());
        }

        return nodeStore;
    }
}