name: publish-docs
on:
  push:
    branches:
      - 'master'
    paths:
      - 'docs/**'
  workflow_dispatch: {}
env:
  PAGEFIND_VERSION: "1.0.3"
  HUGO_VERSION: "latest"
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@v4
        with:
          path: main
      - name: Checkout private code
        uses: actions/checkout@v4
        with:
          repository: VictoriaMetrics/vmdocs
          token: ${{ secrets.VM_BOT_GH_TOKEN }}
          path: docs
      - uses: peaceiris/actions-hugo@v2
        with:
          hugo-version: ${{env.HUGO_VERSION}}
          extended: true
      - name: Install PageFind #install the static search engine for index build
        uses: supplypike/setup-bin@v3
        with:
          uri: "https://github.com/CloudCannon/pagefind/releases/download/v${{env.PAGEFIND_VERSION}}/pagefind-v${{env.PAGEFIND_VERSION}}-x86_64-unknown-linux-musl.tar.gz"
          name: "pagefind"
          version: ${{env.PAGEFIND_VERSION}}
      - name: Import GPG key
        uses: crazy-max/ghaction-import-gpg@v5
        with:
          gpg_private_key: ${{ secrets.VM_BOT_GPG_PRIVATE_KEY }}
          passphrase: ${{ secrets.VM_BOT_PASSPHRASE }}
          git_user_signingkey: true
          git_commit_gpgsign: true
          workdir: docs
      - name: Set short git commit SHA
        id: vars
        run: |
          calculatedSha=$(git rev-parse --short ${{ github.sha }})
          echo "short_sha=$calculatedSha" >> $GITHUB_OUTPUT
        working-directory: main

      - name: update code and commit
        run: |
          rm -rf content
          cp -r ../main/docs content
          make clean-after-copy
          make build-search-index
          git config --global user.name "${{ steps.import-gpg.outputs.email }}"
          git config --global user.email "${{ steps.import-gpg.outputs.email }}"
          git add .
          git commit -S -m "sync docs with VictoriaMetrics/VictoriaMetrics commit: ${{ steps.vars.outputs.short_sha }}"
          git push
        working-directory: docs