#!/usr/bin/env bash
# https://github.com/renovatebot/renovate/issues/8231#issuecomment-1978929997

set -euo pipefail

parent_dir="$1"
is_major="$2"
is_minor="$3"
is_patch="$4"

echo "Helm chart updater invoked for dir: '$parent_dir', major:'$is_major', minor:'$is_minor', patch:'$is_patch'"

version=$(grep "^version:" "charts/${parent_dir}/Chart.yaml" | awk '{print $2}')
if [[ ! $version ]]; then
  echo "No valid helm chart version was found"
  exit 1
fi

echo "Found existing helm chart version: '$version'"

major=$(echo "$version" | cut -d. -f1)
minor=$(echo "$version" | cut -d. -f2)
patch=$(echo "$version" | cut -d. -f3)

# Bump major version
# TODO: add handling for sub 0 major version incrementing properly
if [[ "$is_major" = 'true' ]]; then
  # major=$(( major + 1 ))
  # minor=0
  minor=$(( minor + 1 ))
  patch=0
fi

# Bump minor version
if [[ "$is_minor" = 'true' ]]; then
  minor=$(( minor + 1 ))
  patch=0
fi

# Bump patch version
if [[ "$is_patch" = 'true' ]]; then
  patch=$(( patch + 1 ))
fi

echo "Bumping helm chart version for '$parent_dir' from '$version' to '$major.$minor.$patch'"
sed -i "s/^version:.*/version: ${major}.${minor}.${patch}/g" "charts/${parent_dir}/Chart.yaml"