#!/usr/bin/env bash
set -euo pipefail

# Build a self-contained generate_dockerfile.sh that embeds extract_munitor_vars.
# The orb includes this packed version via << include() >>.

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_DIR="$(cd "${SCRIPT_DIR}/.." && pwd)"
SRC="${PROJECT_DIR}/src/scripts"
OUT="${SRC}/packed_generate_dockerfile.sh"

echo "Packing generate_dockerfile.sh..."

{
  echo '#!/usr/bin/env bash'
  echo 'set -euo pipefail'
  echo ''
  echo '# ======================================================================'
  echo '# AUTO-GENERATED by scripts/pack_generate_dockerfile.sh'
  echo '# Do not edit directly. Edit src/scripts/*.sh and re-pack.'
  echo '# ======================================================================'
  echo ''
  echo '# Stage extract_munitor_vars.sh to /tmp/munitor/'
  echo 'mkdir -p /tmp/munitor'
  echo ''

  # Embed munitor_helpers.sh
  echo 'cat > /tmp/munitor/munitor_helpers.sh << '"'"'MUNITOR_HELPERS_EOF'"'"
  cat "${SRC}/munitor_helpers.sh"
  echo 'MUNITOR_HELPERS_EOF'
  echo ''

  # Embed extract_munitor_vars.sh
  echo 'cat > /tmp/munitor/extract_munitor_vars.sh << '"'"'MUNITOR_EXTRACT_EOF'"'"
  cat "${SRC}/extract_munitor_vars.sh"
  echo 'MUNITOR_EXTRACT_EOF'
  echo ''

  echo '# ======================================================================'
  echo '# Main generate_dockerfile.sh logic'
  echo '# ======================================================================'
  echo ''

  # Append the main script, skipping the shebang
  tail -n +2 "${SRC}/generate_dockerfile.sh"

} > "${OUT}"

chmod +x "${OUT}"
echo "Packed to: ${OUT}"
echo "Lines: $(wc -l < "${OUT}")"