/*
 * MIT License
 *
 * Copyright 2020 Broad Institute
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package org.broadinstitute.dropseqrna.utils;

import htsjdk.samtools.metrics.Header;
import htsjdk.samtools.metrics.StringHeader;
import org.apache.commons.lang.StringUtils;

import java.io.File;
import java.util.ArrayList;
import java.util.List;

public class MetricsUtils {

    public static Header getMergedMetricsHeader(List<File> inputMetricsList, File outputMetrics) {
        List<String> header = new ArrayList<>();
        for (File file : inputMetricsList)
            header.add("INPUT="+ file.getAbsolutePath());
        header.add("OUTPUT="+ outputMetrics.getAbsolutePath());

        return new StringHeader(StringUtils.join(header, "\t"));
    }
}
