create-release.yaml

###############
# Create release Workflow that :
# - update Chart.yaml version to input one and push to current checkout branch
# - package Helm Chart using chart-releaser (https://github.com/helm/chart-releaser) tool
# - create and publish Github release based on commit previously using release-drafter (https://github.com/release-drafter/release-drafter) tool
# - upload tgz package as release asset
# - update Helm index on gh-pages using chart-releaser (https://github.com/helm/chart-releaser) tool
###############
name: Create release
run-name: Create release ${{ inputs.chart }}-${{ inputs.version }} by @${{ github.actor }}

on:
  workflow_dispatch:
    inputs:
      chart:
        type: choice
        description: Chart to release
        required: true
        default: test-chart
        options: #charts directories name supported
          - console
          - gateway
      version:
        type: string
        description: Chart version to release
        required: true
      latest:
        type: boolean
        description: Is this release latest
        required: true
        default: true
      bump_chart:
        type: boolean
        description: Bump chart version and commit
        required: true
        default: true

permissions:
  contents: write
  pull-requests: write


jobs:
  create-release:
    runs-on: ubuntu-latest
    env:
      RELEASE_NAME: "${{ inputs.chart }}-${{ inputs.version }}"
      PACKAGE_NAME: "${{ inputs.chart }}-${{ inputs.version }}.tgz"
      RELEASE_TAG: "${{ inputs.chart }}-${{ inputs.version }}"
      CHART_DIR: "./charts/${{ inputs.chart }}"
      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
    steps:
      - name: Checkout main
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
          token: ${{ secrets.CONDUKTORBOT_REPO_WRITE }}
      
      # :puke:
      - name: Gateway PACKAGE_NAME ugly patch
        if: ${{ inputs.chart == 'gateway' }}
        run: 
          echo "PACKAGE_NAME=conduktor-gateway-${{ inputs.version }}.tgz" >> "${GITHUB_ENV}"
      - name: Gateway RELEASE_TAG ugly patch
        if: ${{ inputs.chart == 'gateway' }}
        run: 
          echo "RELEASE_TAG=conduktor-gateway-${{ inputs.version }}" >> "${GITHUB_ENV}"
      - name: Gateway RELEASE_NAME ugly patch
        if: ${{ inputs.chart == 'gateway' }}
        run: 
          echo "RELEASE_NAME=conduktor-gateway-${{ inputs.version }}" >> "${GITHUB_ENV}"

      - name: Install Helm
        uses: azure/setup-helm@v3
        with:
          version: "v3.10.1"

      - name: Add bitnami repository
        run: helm repo add bitnami https://charts.bitnami.com/bitnami
        
      - name: Install Chart Releaser
        env:
          CR_VERSION: 1.6.1
          CR_BIN_PATH: "/opt/hostedtoolcache/chart-releaser"
        run: |
          echo $PATH

          mkdir -p ${{ env.CR_BIN_PATH }}
          wget -O /tmp/cr.tar.gz https://github.com/helm/chart-releaser/releases/download/v${{env.CR_VERSION}}/chart-releaser_${{env.CR_VERSION}}_linux_amd64.tar.gz
          tar -xzvf /tmp/cr.tar.gz -C ${{ env.CR_BIN_PATH }}
          sudo chmod +x ${{ env.CR_BIN_PATH }}/cr
          echo "${{env.CR_BIN_PATH}}" >> $GITHUB_PATH

          echo "Chart releaser installed at ${{env.CR_BIN_PATH}}"

      - name: Setup ConduktorBot GPG
        id: gpg
        uses: crazy-max/ghaction-import-gpg@v5.3.0
        with:
          gpg_private_key: ${{ secrets.CONDUKTOR_BOT_GPG_PRIVATE_KEY }}
          git_user_signingkey: true
          git_commit_gpgsign: true
          git_tag_gpgsign: true

      - name: Setup git config
        run: |
          git config user.name "${{ steps.gpg.outputs.name }}"
          git config user.email "${{ steps.gpg.outputs.email }}"

      - name: Update chart version
        if: ${{ inputs.bump_chart }}
        uses: mikefarah/yq@master
        env:
          VERSION: ${{ inputs.version }}
        with:
          cmd: yq e -i '.version = env(VERSION)' ${{ env.CHART_DIR }}/Chart.yaml

      - name: Commit chart version update
        id: commit
        run: |
          if ${{ inputs.bump_chart }}; then
            echo "Bumping chart version"
            git add ${{ env.CHART_DIR }}/Chart.yaml
            git diff
            git commit -am "Update chart ${{ inputs.chart }} version to ${{ inputs.version }}"
            git push
          else
            echo "Not bumping chart version"
          fi

          update_commit=$(git rev-parse HEAD)
          echo "commit_sha1=${update_commit}" >> "${GITHUB_OUTPUT}"

      - name: Package chart ${{ inputs.chart }}
        id: package
        run: |
          cr version
          cr package ${{ env.CHART_DIR }} --package-path ${{ env.CHART_DIR }}/.cr-release-packages
          echo "package_file=${{ env.CHART_DIR }}/.cr-release-packages/${{ env.PACKAGE_NAME }}" >> "${GITHUB_OUTPUT}"

      - name: Create github release ${{ env.RELEASE_NAME }}
        id: release
        uses: release-drafter/release-drafter@v5
        with:
          config-name: "release-drafter/${{ inputs.chart }}.yaml"
          publish: true
          version: ${{ inputs.version }}
          name: "${{ env.RELEASE_NAME }}"
          tag: "${{ env.RELEASE_TAG }}"
          latest: ${{ inputs.latest }}
          commitish: ${{ steps.commit.outputs.commit_sha1 }}

      - name: Upload package chart to release
        id: upload
        uses: svenstaro/upload-release-action@v2
        with:
          repo_token: ${{ env.GITHUB_TOKEN }}
          file: ${{ steps.package.outputs.package_file }}
          tag: ${{ steps.release.outputs.tag_name }}

      - name: Update helm index
        run: |
          owner=$(cut -d '/' -f 1 <<< "$GITHUB_REPOSITORY")
          repo=$(cut -d '/' -f 2 <<< "$GITHUB_REPOSITORY")

          cr version
          cr index \
            --index-path index.yaml \
            --push \
            -r "$repo" \
            -o "$owner" \
            --package-path ${{ env.CHART_DIR }}/.cr-release-packages \
            --token ${{ secrets.CONDUKTORBOT_REPO_WRITE }}