refresh-channels.yaml

name: Refresh Channels
on:
  workflow_dispatch:
    inputs:
      target_branch:
        description: 'Target branch to update channels'
        required: true
        type: choice
        options:
        - 'main'
        - 'v1.6'
        - 'v1.7'
  schedule:
    - cron: '0 0 * * *'

jobs:
  set-matrix:
    runs-on: ubuntu-latest
    outputs:
      branches: ${{ steps.branches.outputs.branches }}
    steps:
    - name: Sets the branches to update
      id: branches
      run: |
        if [ "${{ github.event_name }}" != 'workflow_dispatch' ]; then
          echo "branches=['main', 'v1.6', 'v1.7']" >> $GITHUB_OUTPUT
        else
          echo "branches=['${{ inputs.target_branch }}']" >> $GITHUB_OUTPUT
        fi

  refresh-channels:
    needs:
    - set-matrix
    runs-on: ubuntu-latest
    strategy:
      matrix:
        branch: ${{ fromJSON(needs.set-matrix.outputs.branches) }}
      fail-fast: false
    steps:
      - name: Checkout code
        uses: actions/checkout@v3
        with:
          ref: ${{ matrix.branch }}
          fetch-depth: 0
      - name: Run refresh script
        run: ./refresh_channels.sh
      - name: Open or refresh PR
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          REFRESH_BRANCH: gha-automated-refresh-${{ matrix.branch }}
        run: |
          git config --global user.email "do-not-use@elemental.suse.com"
          git config --global user.name "GitHub Action Runner"
          git switch --force-create "${{ env.REFRESH_BRANCH }}" origin/${{ matrix.branch }}
          git add .
          
          if git diff-index --quiet HEAD; then
            echo "No new updates. Nothing to do."
            exit 0
          fi
          
          message="Automatic update. Run ID ${{ github.run_id }}, Number ${{ github.run_number}}, Attempt ${{ github.run_attempt }}"
          git commit -m "${message}" 
          git push --force origin "${{ env.REFRESH_BRANCH }}"

          PR_URL="$(gh pr list --head "${{ env.REFRESH_BRANCH }}" --base "${{ matrix.branch }}" --state open --json url --jq .[].url)"
          if [[ -n "${PR_URL}" ]]; then
              echo "PR already exists -> ${PR_URL}"
              gh pr edit "${PR_URL}" --title "${message}"
          else
              gh pr create --fill --head "${{ env.REFRESH_BRANCH }}" --base "${{ matrix.branch }}"
          fi