_commitToMainRepos.sh

#!/bin/bash

# Check if we're inside a git repository
if ! git rev-parse --is-inside-work-tree > /dev/null 2>&1; then
  echo "Not inside a git repository."
  exit 1
fi

# Get and print the current branch name
current_branch=$(git rev-parse --abbrev-ref HEAD)
echo "Current branch: $current_branch"

src_dir="igs/"
subrepo_dir="subigs/"

versions=("r4" "r5" )

if [ ! -d "${src_dir}" ]; then
  mkdir -p "${src_dir}"
  echo "Created directory ${src_dir}aa."
fi

for version in "${versions[@]}"; do

  full_src_dir=${src_dir}imaging-${version}
  full_tgt_dir=${subrepo_dir}imaging-${version}

  if [ ! -d "$full_src_dir" ]; then
    mkdir -p "$full_src_dir"
    echo "Created directory $full_src_dir."
  fi

  echo Ensure $full_tgt_dir is a git repo and on the same branch
  if [ -d "$full_tgt_dir/.git" ]; then
    pushd "$full_tgt_dir" > /dev/null

    if git show-ref --verify --quiet "refs/heads/$current_branch"; then
      git checkout "$current_branch"
      git pull origin "$current_branch" || true
    else
      git checkout -b "$current_branch"
    fi

    popd > /dev/null
  else
    echo "Directory $full_tgt_dir is not a git repository."
    # git clone https://github.com/hl7-eu/imaging-r4 "$subrepo_dir$version"
    git clone git@github.com:hl7-eu/imaging-$version.git "$full_tgt_dir"
  fi

  # Copy contents from igs/r4 to the current directory
  if [ -d "$full_src_dir" ]; then
    rm -Rf $full_tgt_dir/ig-template
    rm -Rf $full_tgt_dir/input
    cp -r "$full_src_dir"/. $full_tgt_dir
    echo "Copied contents from $full_src_dir to $full_tgt_dir."
  else
    echo "Source directory $full_src_dir does not exist."
    exit 1
  fi

  # Get the current commit hash of the main repo
  main_repo_commit=$(git rev-parse HEAD)
  echo "Current commit hash of main repo: $main_repo_commit"

  main_repo_url=$(git config --get remote.origin.url)
  echo "Main repo URL: $main_repo_url"

  # Commit content
  pushd "$full_tgt_dir" > /dev/null
  git add .
  if git diff --cached --quiet; then
    echo "No changes to commit in $full_tgt_dir."
  else
    last_commit_message=$(git log -1 --pretty=%B)

    git commit -m "$last_commit_message" -m "Sync from https://github.com/hl7-eu/imaging for commit $main_repo_commit from $main_repo_url."
    git push origin "$current_branch"
    echo "Committed and pushed changes in $full_tgt_dir."
  fi
  popd > /dev/null
done