task TNscope {
  
  String sample
  String SENTIEON_INSTALL_DIR
  String SENTIEON_LICENSE
  File tumor_recaled_bam
  File tumor_recaled_bam_index
  File? normal_recaled_bam
  File? normal_recaled_bam_index
  String tumor_name
  String normal_name

  File ref_dir
  String fasta
  File dbsnp_dir
  String dbsnp
  File? regions
  Int? interval_padding
  File? pon_vcf

  String docker
  String cluster_config	
  String disk_size

  command <<<
    set -o pipefail
    set -e
    export SENTIEON_LICENSE=${SENTIEON_LICENSE}
    nt=$(nproc)

    if [ ${regions} ]; then
      INTERVAL="--interval ${regions} --interval_padding ${interval_padding}"
    else
      INTERVAL=""
    fi

    if [ ${pon_vcf} ]; then
      PON="--pon ${pon_vcf}"
      ${SENTIEON_INSTALL_DIR}/bin/sentieon util vcfindex ${pon_vcf}
    else
      PON=""
    fi

    if [ ${normal_recaled_bam} ]; then
      INPUT="-i ${tumor_recaled_bam} -i ${normal_recaled_bam}"
      SAMPLE="--tumor_sample ${tumor_name} --normal_sample ${normal_name}"
    else
      INPUT="-i ${tumor_recaled_bam}"
      SAMPLE="--tumor_sample ${tumor_name}"
    fi

    ${SENTIEON_INSTALL_DIR}/bin/sentieon driver -t $nt -r ${ref_dir}/${fasta} \
    $INPUT \
    $INTERVAL \
    --algo TNscope \
    $SAMPLE \
    --dbsnp ${dbsnp_dir}/${dbsnp} \
    $PON \
    ${sample}.TNscope.vcf

    awk -F'\t' '{if(($1~"^#")||($1!~"^#" && $7=="PASS")){print $0}}' ${sample}.TNscope.vcf > ${sample}.TNscope.PASS.vcf
  >>>

  runtime {
    docker: docker
    cluster: cluster_config
    systemDisk: "cloud_ssd 40"
    dataDisk: "cloud_ssd " + disk_size + " /cromwell_root/"
  }

  output {
    File TNscope_pass_vcf="${sample}.TNscope.PASS.vcf"
    File TNscope_vcf= "${sample}.TNscope.vcf"
    File TNscope_vcf_index = "${sample}.TNscope.vcf.idx"
  }
}