default to main as float ref always

set -euxo pipefail

float_ref_branchname_in_ivas_codec="main"

# if the branch follows the naming conventions for parallel MRs and there is a branch of the same name in the float repo, set that branch as the float ref

# otherwise we default to main

exit_code_follows_naming_conventions=0

# if branch does not follow the convention, there will be a printout which is irrelevant here, so redirect it to null

bash "${CI_PROJECT_DIR}"/ivas-codec-ci/snippets/basop/branch-follows-porting-naming-convention.sh $CI_MERGE_REQUEST_SOURCE_BRANCH_NAME >>/dev/null || exit_code_follows_naming_conventions=$?

# if this branch follows the naming convetions, we can try to get the corresponding float MR branch

# if this branch does NOT follow the porting naming convention, the float ref is just ivas-codec main, so skip everything

if [[ "$exit_code_follows_naming_conventions" == "0" ]]; then

exit_code_companion_branch_exists=0

bash "${CI_PROJECT_DIR}"/ivas-codec-ci/snippets/basop/check-float-ref-companion-branch-exists-for-porting-merge-requests.sh || exit_code_companion_branch_exists=$?

if [[ "$exit_code_follows_naming_conventions" == "0" ]] && [[ "$exit_code_companion_branch_exists" == "0" ]]; then

  float_ref_branchname_in_ivas_codec=$CI_COMMIT_REF_NAME

fi

# if this does indeed look like a porting branch, get the float companion branch - if that is the default, then warn about possible typo/missing branch

float_ref_branchname=$CI_COMMIT_REF_NAME

cd $SCRIPTS_DIR

pushd $SCRIPTS_DIR

git fetch origin

exit_code_ls_remote=0

git ls-remote --exit-code --heads origin refs/heads/$float_ref_branchname || exit_code_ls_remote=$?

popd

if [ "$exit_code_ls_remote" != "0" ]; then

  set +x

  printf "$MSG_NO_FLOAT_REF_BRANCH_FOUND" "$CI_COMMIT_REF_NAME"