name: Update Platform Components Table

on:
  push:
    branches:
      - main
  workflow_dispatch:

concurrency:
  group: update-platform-components
  cancel-in-progress: false

env:
  PYTHON_VERSION: "3.11"
  OUTPUT_FILE: docs-website/docs/overview/platform-components.mdx

permissions:
  contents: read

jobs:
  update:
    runs-on: ubuntu-slim

    steps:
      - name: Checkout deepset-ai/haystack
        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
        with:
          token: ${{ secrets.HAYSTACK_BOT_TOKEN }}
          # Full history so git diff against HEAD works correctly
          fetch-depth: 0

      - name: Checkout deepset-ai/haystack-core-integrations
        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
        with:
          repository: deepset-ai/haystack-core-integrations
          path: haystack-core-integrations
          fetch-depth: 1
          sparse-checkout: integrations
          sparse-checkout-cone-mode: true

      - name: Checkout platform repo (sparse — schema file only)
        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
        with:
          repository: ${{ secrets.SCHEMA_REPO }}
          token: ${{ secrets.PLATFORM_REPO_PAT }}
          path: platform-repo
          sparse-checkout: |
            ${{ secrets.SCHEMA_REPO_PATH }}
          sparse-checkout-cone-mode: false

      - name: Set up Python ${{ env.PYTHON_VERSION }}
        uses: actions/setup-python@ece7cb06caefa5fff74198d8649806c4678c61a1 # v6.3.0
        with:
          python-version: "${{ env.PYTHON_VERSION }}"

      - name: Generate platform components table
        run: |
          python scripts/generate_platform_components_table.py \
            --haystack-src . \
            --integrations-src ./haystack-core-integrations \
            --schema ./platform-repo/${{ secrets.SCHEMA_REPO_PATH }} \
            --output ./${{ env.OUTPUT_FILE }}

      - name: Compute PR body
        id: pr_body
        run: |
          FILE="${{ env.OUTPUT_FILE }}"
          if git ls-files --error-unmatch "$FILE" 2>/dev/null; then
            ADDED=$(git diff HEAD -- "$FILE" | grep -cE '^\+\| `' || true)
            REMOVED=$(git diff HEAD -- "$FILE" | grep -cE '^\-\| `' || true)
            SUMMARY="Component rows changed: **+${ADDED}** added, **-${REMOVED}** removed."
          else
            SUMMARY="Initial generation of the platform components table."
          fi

          {
            echo "body<<EOF"
            echo "## Platform Components Table Update"
            echo ""
            echo "${SUMMARY}"
            echo ""
            echo "_Auto-generated by the [update-platform-components](https://github.com/deepset-ai/haystack/actions/workflows/update-platform-components.yml) workflow._"
            echo "EOF"
          } >> "$GITHUB_OUTPUT"

      - name: Open or update pull request
        uses: peter-evans/create-pull-request@5f6978faf089d4d20b00c7766989d076bb2fc7f1 # v8.1.1
        with:
          token: ${{ secrets.HAYSTACK_BOT_TOKEN }}
          commit-message: "chore: update platform components table"
          branch: chore/update-platform-components
          base: main
          title: "chore: update platform components table"
          add-paths: |
            ${{ env.OUTPUT_FILE }}
          body: ${{ steps.pr_body.outputs.body }}
          labels: |
            documentation
            ignore-for-release-notes