bootstrap

function denv() {
  DENV_TAG=${DENV_TAG:-latest}
  local DENV_IMAGE=nodeintegration/denv
  local DENV_IMAGE_TAG=${DENV_IMAGE_TAG:-${DENV_TAG}}
  local DENV_CMD=$1
  shift
  local additional_envs_args=''

  if [ -z "${DENV_CMD}" ]; then
    echo "[ERROR]: you must supply at least a command argument to denv!"
    return 1
  fi

  if [ -f .denv.yml ]; then
    local YQ=$(which yq)

    if [ -z "${YQ}" ]; then
      echo "#[INFO]: no local yq detected, determining config in denv container"
      YQ="docker run --rm -v ${PWD}:/workspace ${DENV_IMAGE}:${DENV_TAG} yq"
    fi

    # Process global environment variables
    local global_envs=$(${YQ} -r ".global.environment // [] | keys[] // empty" .denv.yml)
    for e in ${global_envs}; do
      if [ ! -z ${!e+x} ]; then
        additional_envs_args+=" -e ${e}"
      else
        local v=$(${YQ} -r ".global.environment.${e} // empty" .denv.yml)
        if [ -n "${v+set}" ] ; then
          additional_envs_args+=" -e ${e}=\"${v}\""
        fi
      fi
    done

    # Process command config
    local cmd_config=$(${YQ} -r ".commands.${DENV_CMD} // empty" .denv.yml)
    if [ -n "${cmd_config}" ]; then
      local image=$(${YQ} -r ".commands.${DENV_CMD}.image // empty" .denv.yml)
      DENV_IMAGE=${image:-$DENV_CMD}
      local tag=$(${YQ} -r ".commands.${DENV_CMD}.tag // empty" .denv.yml)
      DENV_IMAGE_TAG=${tag:-latest}
      local cmd=$(${YQ} -r ".commands.${DENV_CMD}.cmd // empty" .denv.yml)
      DENV_CMD=${cmd:-$DENV_CMD}
      shift
    fi
  fi

  DENV_INTERACTIVE=${DENV_INTERACTIVE:-true}
  DENV_EXTRA_OPTS=''

  if [ "${DENV_INTERACTIVE}" == 'true' ]; then
    DENV_EXTRA_OPTS+=' -it'
  fi

  docker run --rm \
    -u $(id -u):$(id -g) \
    -v ${PWD}:/workspace \
    ${DENV_EXTRA_OPTS} \
    ${additional_envs_args} \
    ${env_file_args} \
    ${DENV_IMAGE}:${DENV_IMAGE_TAG} \
    ${DENV_CMD} ${@}
}

function denv-pull() {
  if [ -f .denv.yml ]; then
    local YQ=$(which yq)
    local DENV_TAG=${DENV_TAG:-latest}
    local DENV_IMAGE=nodeintegration/denv

    if [ -z "${YQ}" ]; then
      echo "#[DEBUG]: no local yq detected, determining config in denv container"
      YQ="docker run --rm -v ${PWD}:/workspace ${DENV_IMAGE}:${DENV_TAG} yq"
    fi

    local commands=$(${YQ} -r ".commands | keys[] // empty" .denv.yml)
    for cmd in ${commands}; do
      local image=$(${YQ} -r ".commands.${cmd}.image // empty" .denv.yml)
      image=${image:-$cmd}
      local tag=$(${YQ} -r ".commands.${cmd}.tag // empty" .denv.yml)
      echo "#[INFO]: processing command: ${cmd} image: ${image} tag: ${tag}"
      docker pull ${image}:${tag}
    done
  else
    echo "#[INFO]: no .denv.yml detected. nothing to do."
  fi
}