#!/usr/bin/env bash

source .utils

set -e

VERBOSE=""
ALL=""
TARGET_RESOURCE="kustomization"
NAMESPACES="-n flux-system"

print_usage() {
  blue "flux-pause - Suspends Flux Kustomization resources"
  echo " "
  underline "Usage:"
  echo "flux-pause [options] RESOURCE_NAME..."
  echo " "
  underline "Options:"
  echo "    --all             pause all Kustomizations"
  echo "-n, --namespace       the namespace resources belong in. Default: flux-system"
  echo "-v  --verbose         show full verbose output"
  echo "-h, --help            show this help text"
}

RESOURCES=()

while test $# -gt 0; do
  case "$1" in
    -h|--help)
      print_usage
      exit 0
      ;;
    -n|--namespace)
      shift
      NAMESPACES="-n $1"
      shift
      ;;
    -v|--verbose)
      VERBOSE="true"
      shift
      ;;
    --all)
      ALL="true"
      shift
      ;;
    *)
      RESOURCES+=(${1})
      shift
      ;;
  esac
done

if [[ "${ALL}" == "true" ]]; then
  RESOURCES=$(kubectl get kustomization ${NAMESPACES} -o json | jq -r '.items[] | "\( .metadata.name)"')
fi

for RESOURCE in ${RESOURCES[@]}
do
  printf "Pausing '${RESOURCE}'..."
  if [[ "${VERBOSE}" == "true" ]]; then
    echo ""
    flux suspend kustomization ${NAMESPACES} ${RESOURCE} || true
  else
    flux suspend kustomization ${NAMESPACES} ${RESOURCE} &> /dev/null || true
    printf " ✅"
  fi
  echo ""
done