#!/usr/bin/env bash

SCRIPT=$(readlink -f "$0")
SCRIPTPATH=$(dirname "$SCRIPT")

CHARTJSON=$SCRIPTPATH/../../tests/charts.json

jq -r ".[].name" "${CHARTJSON}" | while read -r CHART; do
  ENTRYQUERY='.[] | select(.name == "'$CHART'")'
  REPO_URL="$(jq -r "$ENTRYQUERY | .repo" "${CHARTJSON}")"
  VERSION="$(jq -r "$ENTRYQUERY | .version" "${CHARTJSON}")"
  echo Processing: ${CHART}
  echo "  repo: $REPO_URL"
  echo "  current version: $VERSION"
  helm repo add "$CHART" "$REPO_URL" > /dev/null
  helm repo update "$CHART" > /dev/null
  LATEST_VERSION=$(helm search repo --regexp "$CHART/$CHART\v" -o json | jq -r '.[0].version')
  echo "  latest version: $LATEST_VERSION"
  if [ "x$VERSION" != "x$LATEST_VERSION" ]; then
    echo "  New version found!"
    jq "( $ENTRYQUERY ).version |= "'"${LATEST_VERSION}"' "${CHARTJSON}" > /tmp/$$
    mv /tmp/$$ "${CHARTJSON}"
  fi
done