name: "Update protobufs"
on: workflow_dispatch

permissions:
  contents: write

jobs:
  update-protobufs:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          submodules: true

      - name: Setup Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.12"

      - name: Install Poetry
        run: |
          python -m pip install --upgrade pip
          python -m pip install poetry

      - name: Update protobuf submodule
        run: |
          git submodule sync --recursive
          git submodule update --init --recursive
          git submodule update --remote --recursive

      - name: Download nanopb
        run: |
          curl -L -o nanopb-0.4.8-linux-x86.tar.gz https://jpa.kapsi.fi/nanopb/download/nanopb-0.4.8-linux-x86.tar.gz
          tar xvzf nanopb-0.4.8-linux-x86.tar.gz
          mv nanopb-0.4.8-linux-x86 nanopb-0.4.8

      - name: Install Python dependencies
        run: |
          poetry install --with dev

      - name: Re-generate protocol buffers
        run: |
          ./bin/regen-protobufs.sh

      - name: Commit update
        run: |
          git config --global user.name 'github-actions'
          git config --global user.email 'bot@noreply.github.com'
          git remote set-url origin https://x-access-token:${{ secrets.GITHUB_TOKEN }}@github.com/${{ github.repository }}
          git add protobufs
          git add meshtastic/protobuf
          if [[ -n "$(git status --porcelain)" ]]; then
            git commit -m "Update protobufs"
            git push
          else
            echo "No changes to commit"
          fi