name: Reusable Documentation Workflow

on:
  workflow_call:
    inputs:
      python-version:
        description: 'Python version to use'
        required: false
        type: string
        default: '3.11'
      node-version:
        description: 'Node.js version to use'
        required: false
        type: string
        default: '14.x'
      version-source:
        description: 'Source of version: "release" (from GitHub release) or "custom" (provided)'
        required: false
        type: string
        default: 'release'
      custom-version:
        description: 'Custom version string when version-source is "custom"'
        required: false
        type: string
        default: ''
      base-path:
        description: 'Base path for documentation (e.g., "/" for prod, "/dev/" for dev)'
        required: false
        type: string
        default: '/'
      destination-dir:
        description: 'Destination directory for GitHub Pages deployment'
        required: false
        type: string
        default: '.'
      generate-webuploader:
        description: 'Generate WebUploader manifest'
        required: false
        type: boolean
        default: true
      webuploader-args:
        description: 'Additional arguments for gen_wu.py script'
        required: false
        type: string
        default: ''
      run-pagespeed:
        description: 'Run PageSpeed Insights after deployment'
        required: false
        type: boolean
        default: false
      pagespeed-url:
        description: 'URL to test with PageSpeed Insights'
        required: false
        type: string
        default: 'https://docs.openmqttgateway.com/'
    secrets:
      GITHUB_TOKEN:
        required: true
      APIKEY:
        required: false

jobs:
  documentation:
    runs-on: ubuntu-latest
    name: Create and deploy documentation
    steps:
      - uses: actions/checkout@v4

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: ${{ inputs.node-version }}

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: ${{ inputs.python-version }}

      - name: Build documentation site
        run: |
          # Build script arguments based on inputs
          ARGS=""
          
          # Set version source and custom version
          if [ "${{ inputs.version-source }}" = "custom" ] && [ -n "${{ inputs.custom-version }}" ]; then
            ARGS="$ARGS --custom-version '${{ inputs.custom-version }}' --version-source custom"
          elif [ "${{ inputs.version-source }}" = "release" ]; then
            # Get latest release tag
            if command -v git >/dev/null 2>&1; then
              LATEST_TAG=$(git describe --tags --abbrev=0 2>/dev/null || echo "development")
              ARGS="$ARGS --custom-version '${LATEST_TAG}' --version-source release"
            else
              ARGS="$ARGS --version-source release"
            fi
          fi
          
          # Set base path/URL prefix
          if [ "${{ inputs.base-path }}" != "/" ]; then
            ARGS="$ARGS --url-prefix '${{ inputs.base-path }}'"
          fi
          
          # WebUploader generation
          if [ "${{ inputs.generate-webuploader }}" != "true" ]; then
            ARGS="$ARGS --no-webuploader"
          elif [ -n "${{ inputs.webuploader-args }}" ]; then
            ARGS="$ARGS --webuploader-args '${{ inputs.webuploader-args }}'"
          fi
          
          # Run the build script
          eval "./scripts/ci_site.sh ${ARGS}"

      - name: Deploy to GitHub Pages
        uses: peaceiris/actions-gh-pages@v3
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: ./generated/site
          destination_dir: ${{ inputs.destination-dir }}
          cname: docs.openmqttgateway.com

      - name: Run PageSpeed Insights
        if: inputs.run-pagespeed
        uses: jakepartusch/psi-action@v1.3
        id: psi
        with:
          url: ${{ inputs.pagespeed-url }}
          threshold: 60
          key: ${{ secrets.APIKEY }}