#!/usr/bin/env bash
# Bulk download script for GSE135300
# Generated from Yeo Lab Publications Database
# Total files: 7

OUTDIR="GSE135300"
mkdir -p "$OUTDIR"
cd "$OUTDIR"

# --- GEO supplementary files ---
wget -nc "ftp://ftp.ncbi.nlm.nih.gov/geo/series/GSE135nnn/GSE135300/suppl/GSE135300_RAW.tar" -O "GSE135300_RAW.tar"

# --- SRA run files ---
# Tip: use 'fasterq-dump' from SRA Toolkit for FASTQ conversion
#      with optional renaming to original submitted FASTQ names.
# Set to 1 to rename SRR outputs (e.g. SRR_1.fastq.gz -> sample_R1.fastq.gz)
RENAME_SRA_TO_ORIGINAL=1

_compress_if_exists() {
  local stem="$1"
  if [ -f "${stem}.fastq" ]; then
    gzip -f "${stem}.fastq"
    echo "${stem}.fastq.gz"
    return 0
  fi
  if [ -f "${stem}.fq" ]; then
    gzip -f "${stem}.fq"
    echo "${stem}.fq.gz"
    return 0
  fi
  return 1
}

# Option A: Download via SRA Toolkit (recommended)
fasterq-dump --split-files "SRR9890532"
gz1="$(_compress_if_exists 'SRR9890532_1' || true)"
gz2="$(_compress_if_exists 'SRR9890532_2' || true)"
gzs="$(_compress_if_exists 'SRR9890532' || true)"
if [ "$RENAME_SRA_TO_ORIGINAL" = "1" ] && [ -n "$gzs" ]; then
  mv -f "$gzs" "BeS.fastq.gz"
fi

fasterq-dump --split-files "SRR9890533"
gz1="$(_compress_if_exists 'SRR9890533_1' || true)"
gz2="$(_compress_if_exists 'SRR9890533_2' || true)"
gzs="$(_compress_if_exists 'SRR9890533' || true)"
if [ "$RENAME_SRA_TO_ORIGINAL" = "1" ] && [ -n "$gzs" ]; then
  mv -f "$gzs" "AfS.fastq.gz"
fi

fasterq-dump --split-files "SRR9890534"
gz1="$(_compress_if_exists 'SRR9890534_1' || true)"
gz2="$(_compress_if_exists 'SRR9890534_2' || true)"
gzs="$(_compress_if_exists 'SRR9890534' || true)"
if [ "$RENAME_SRA_TO_ORIGINAL" = "1" ] && [ -n "$gzs" ]; then
  mv -f "$gzs" "InV.fastq.gz"
fi


# Option B: Direct download (larger .sra files)
curl -L -O -C - "https://sra-pub-run-odp.s3.amazonaws.com/sra/SRR9890532/SRR9890532"
curl -L -O -C - "https://sra-pub-run-odp.s3.amazonaws.com/sra/SRR9890533/SRR9890533"
curl -L -O -C - "https://sra-pub-run-odp.s3.amazonaws.com/sra/SRR9890534/SRR9890534"

# --- Additional data files ---
curl -L -O -C - "https://sra-pub-run-odp.s3.amazonaws.com/sra/SRR9890533/SRR9890533"
curl -L -O -C - "https://sra-pub-run-odp.s3.amazonaws.com/sra/SRR9890532/SRR9890532"
curl -L -O -C - "https://sra-pub-run-odp.s3.amazonaws.com/sra/SRR9890534/SRR9890534"

echo "Download complete. Files saved to $OUTDIR"