name: "Renovate: Bump on Push"

on:
  push:
    branches:
      - 'renovate/**'
    tags-ignore:
      - '**'

jobs:
  renovate-bump:
    name: Get changed Apps
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@v2
        name: Checkout
        with:
          fetch-depth: 0
          token: ${{ secrets.BOT_TOKEN }}
      - uses: actions/checkout@v2
        name: Checkout
        with:
          fetch-depth: 0
          ref: master
          path: master
      - name: Set up Python
        uses: actions/setup-python@v2
      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install pybump
          if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
      - uses: dorny/paths-filter@v2
        id: filter
        with:
          list-files: json
          filters: |
            changed:
            - 'charts/stable/**'
            - 'charts/incubator/**'
            - 'charts/library/**'
      - name: Filter filter-output
        run: echo '${{ toJson(steps.filter.outputs) }}' > changes.json
      - name: Bump
        run: |
            APPS=$(jq --raw-output '.changed_files | fromjson | .[] |= sub("(?<filepath>(?<first_directory>(?<root1>[\/]?)[^\/]+\/)(?<second_directory>(?<root2>[\/]?)[^\/]+\/)(?<third_directory>(?<root3>[\/]?)[^\/]+)(?<extra_paths>.+))"; "\(.third_directory)") | unique' changes.json  |  jq -r '.[]')
            echo "changed apps: ${APPS[*]}"
            for chart in ${APPS[*]}
            do
              if [[ "${chart}" == '.gitkee' ]]; then
                echo "Skipping..."
                return
              elif test -f "./charts/stable/${chart}/Chart.yaml"; then
                train="stable"
              elif test -f "./charts/incubator/${chart}/Chart.yaml"; then
                train="incubator"
              elif test -f "./charts/library/${chart}/Chart.yaml"; then
                train="library"
              else
                train="incubator"
              fi
              echo "Comparing versions for ${train}/${chart}"
              master=$(pybump get --file ./master/charts/${train}/${chart}/Chart.yaml)
              current=$(pybump get --file ./charts/${train}/${chart}/Chart.yaml)
              echo "master version: ${master}"
              echo "current version: ${current}"
              if [[ "${master}" != "${current}" ]]; then
                echo "Version does not have to be bumped"
              else
                echo "Bumping patch version for ${train}/${chart}"
                pybump bump --file ./charts/${train}/${chart}/Chart.yaml --level patch
              fi
            done
      - name: Cleanup
        run: |
          rm -rf changes.json
          rm -rf master
      - name: Commit and Push new version
        run: |
          git config user.name "TrueCharts-Bot"
          git config user.email "bot@truecharts.org"
          git add --all
          git commit -sm "Commit bumped App Version" || exit 0
          git push