studybuilder-cli "Run Task..." helper

studybuilder-run-task.sh

#!/usr/bin/env bash

set -euo pipefail
IFS=$'\n\t'

STUDY="${STUDY:-""}"
TASK="${TASK:-""}"

set-value() {
  local param_name=$1
  local param_value=$2
  local env_target=$3

  if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
    export "$3"=$2
    return 0
  else
    echo "Error: Value for $1 is missing."
    return 1
  fi
}

required() {
  if [ $# -lt 2 ]; then
    echo "$1"
    return 1
  fi

  return 0
}

main() {
  pushd ../ 1>/dev/null
  mvn \
    -DskipTests \
    -pl studybuilder-cli \
    -am \
    clean install
  popd 1>/dev/null
  
  java \
    -Dconfig.file="${PWD}/output-config/application.conf" \
    -jar "./target/StudyBuilder.jar" \
    --vars "./output-config/vars.conf" \
    --substitutions "./studies/$STUDY/substitutions.conf" \
    "./studies/$STUDY/study.conf" \
    --run-task "$TASK"
}

POSITIONAL=""
while (( "$#" )); do
  case "$1" in
    -s|--study)
      if ! set-value $1 $2 STUDY; then
        exit 1
      fi
      shift 2
      ;;
    -t|--task)
      if ! set-value $1 $2 TASK; then
        exit 1
      fi
      shift 2
      ;;
    -*|--*)
      echo "Error: Unsupported flag $1"
      exit 1
      ;;
    *)
      POSITIONAL="${POSITIONAL} $1"
      shift
      ;;
  esac
done
eval set -- "$POSITIONAL"

required $STUDY "Error: a study guid must be specified"
required $TASK "Error: a task name must be specified"

main "$@"