##
##  Copyright 2013-2024, Seqera Labs
##
##  Licensed under the Apache License, Version 2.0 (the "License");
##  you may not use this file except in compliance with the License.
##  You may obtain a copy of the License at
##
##      http://www.apache.org/licenses/LICENSE-2.0
##
##  Unless required by applicable law or agreed to in writing, software
##  distributed under the License is distributed on an "AS IS" BASIS,
##  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
##  See the License for the specific language governing permissions and
##  limitations under the License.
##
nxf_module_load(){
  local mod=$1
  local ver=${2:-}
  local new_module="$mod"; [[ $ver ]] && new_module+="/$ver"

  if [[ ! $(module list 2>&1 | grep -o "$new_module") ]]; then
    old_module=$(module list 2>&1 | grep -Eow "$mod\/[^\( \n]+" || true)
    if [[ $ver && $old_module ]]; then
      module switch $old_module $new_module
    else
      module load $new_module
    fi
  fi
}
