#!/usr/bin/env bash

source .utils

NAMESPACE="$(kubectl config view --minify --output 'jsonpath={..namespace}' &>/dev/null)"
set -e
NAMESPACE=${NAMESPACE:-default}

print_usage() {
  blue "kube-force-delete - Force delete resources, even those with finalizers"
  echo " "
  underline "Usage:"
  echo "kube-force-delete [RESOURCE_TYPE] [RESOURCE_NAME]"
  echo " "
  underline "Options:"
  echo "-h, --help            show this help text"
  echo "-n, --namespace       the namespace the resource is in (default: current namespace)"
}

POS_ARGS=()

while test $# -gt 0; do
  case "$1" in
    -n|--namespace)
      shift
      NAMESPACE=$1
      shift
      ;;
    -h|--help)
      print_usage
      exit 0
      ;;
    /)
      # We want to ignore slash seperators between resource types and names
      shift
      ;;
    *)
      POS_ARGS+=(`echo $1 | tr '/' ' '`)
      shift
      ;;
  esac
done

if [ ${#POS_ARGS[@]} -lt 2 ]; then
  echo "Please provide the resource type and name to delete"
  exit 1
fi

printf "⚠️  This could leave cloud resources undeleted if finalizers aren't honoured ⚠️\n\n"
printf "Are you sure you want to delete ${POS_ARGS[0]}/${POS_ARGS[1]}? (y/n): "
read CONFIRM

if [ "${CONFIRM}" = "y" ]; then
  echo ""
  echo "💣  OK, I hope you know what you're doing..."
  kubectl patch -p '{"metadata":{"finalizers":null}}' --type=merge -n ${NAMESPACE} ${POS_ARGS[@]} 1>/dev/null
  kubectl delete -n ${NAMESPACE} ${POS_ARGS[@]} 2>/dev/null || printf ""
else
  echo "Aborting..."
  exit 1
fi