name: publish-docs
on:
  push:
    branches:
      - 'master'
    paths:
      - 'docs/**'
      - '.github/workflows/docs.yaml'
  workflow_dispatch: {}
permissions:
  contents: read  # This is required for actions/checkout and to commit back image update
  deployments: write
jobs:
  build:
    name: Build
    runs-on: ubuntu-latest
    steps:
      - name: Code checkout
        uses: actions/checkout@v6
        with:
          path: __vm

      - name: Checkout private code
        uses: actions/checkout@v6
        with:
          repository: VictoriaMetrics/vmdocs
          token: ${{ secrets.VM_BOT_GH_TOKEN }}
          path: __vm-docs

      - name: Import GPG key
        uses: crazy-max/ghaction-import-gpg@v6
        id: import-gpg
        with:
          gpg_private_key: ${{ secrets.VM_BOT_GPG_PRIVATE_KEY }}
          passphrase: ${{ secrets.VM_BOT_PASSPHRASE }}
          git_user_signingkey: true
          git_commit_gpgsign: true
          git_config_global: true

      - name: Copy docs
        id: update
        run: |
          find docs -type d -maxdepth 1 -mindepth 1 -exec \
            sh -c 'rsync -zarvh --delete {}/ ../__vm-docs/content/$(basename {})/' \;
          echo "SHORT_SHA=$(git rev-parse --short $GITHUB_SHA)" >> $GITHUB_OUTPUT
        working-directory: __vm

      - name: Push to vmdocs
        run: |
          git config --global user.name "${{ steps.import-gpg.outputs.email }}"
          git config --global user.email "${{ steps.import-gpg.outputs.email }}"
          if [[ -n $(git status --porcelain) ]]; then
            git add .
            git commit -S -m "sync docs with VictoriaMetrics/VictoriaMetrics commit: ${{ steps.update.outputs.SHORT_SHA }}"
            git push
          fi
        working-directory: __vm-docs