component-versions.yml

name: Component Versions

on:
  pull_request:
    branches: [main]
    types: [opened, synchronize, reopened, ready_for_review, closed]
  workflow_dispatch:
    inputs:
      components:
        description: "Comma-separated components to patch-bump, for example: web,proxy"
        required: false
        default: ""

permissions:
  contents: read
  pull-requests: read

concurrency:
  group: component-versions-${{ github.event_name == 'pull_request' && github.event.action != 'closed' && format('pr-{0}', github.event.pull_request.number) || 'main-bump' }}
  cancel-in-progress: false

jobs:
  validate:
    name: Validate component versions
    if: github.event_name == 'pull_request' && github.event.action != 'closed'
    runs-on: ubuntu-latest
    steps:
      - name: Check out sources
        uses: actions/checkout@v6

      - name: Validate version files
        run: python3 scripts/versioning/component_versions.py validate

  bump-and-tag:
    name: Bump changed component versions
    if: github.event_name == 'workflow_dispatch' || github.event.pull_request.merged == true
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: read
    steps:
      - name: Check out main
        uses: actions/checkout@v6
        with:
          ref: main
          fetch-depth: 0

      - name: Configure git author
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git fetch --tags origin

      - name: Skip rerun for already processed PR
        if: github.event_name == 'pull_request'
        id: already_processed
        env:
          PR_NUMBER: ${{ github.event.pull_request.number }}
        run: |
          marker="for PR #${PR_NUMBER} [skip ci]"
          if git log --format=%s --fixed-strings --grep="$marker" | grep -Fq "$marker"; then
            echo "skip=true" >> "$GITHUB_OUTPUT"
            echo "Version bump for PR #${PR_NUMBER} already exists."
          else
            echo "skip=false" >> "$GITHUB_OUTPUT"
          fi

      - name: Fetch PR changed files
        if: github.event_name == 'pull_request' && steps.already_processed.outputs.skip != 'true'
        env:
          GH_TOKEN: ${{ github.token }}
          PR_NUMBER: ${{ github.event.pull_request.number }}
          GH_REPO: ${{ github.repository }}
        run: |
          gh api "repos/${GH_REPO}/pulls/${PR_NUMBER}/files" --paginate --jq '.[].filename' > changed-files.txt

      - name: Detect changed components
        if: github.event_name == 'pull_request' && steps.already_processed.outputs.skip != 'true'
        id: detect
        env:
          BASE_SHA: ${{ github.event.pull_request.base.sha }}
          MERGE_SHA: ${{ github.event.pull_request.merge_commit_sha }}
        run: |
          if [ -z "$MERGE_SHA" ]; then
            MERGE_SHA="$(git rev-parse HEAD)"
          fi
          python3 scripts/versioning/component_versions.py changed \
            --changed-files changed-files.txt \
            --diff-base "$BASE_SHA" \
            --diff-head "$MERGE_SHA"

      - name: Use workflow-dispatch component input
        if: github.event_name == 'workflow_dispatch'
        id: manual
        env:
          COMPONENTS: ${{ github.event.inputs.components }}
        run: |
          normalized="$(echo "$COMPONENTS" | tr -d '[:space:]')"
          echo "auto_bump_components=${normalized}" >> "$GITHUB_OUTPUT"
          echo "components=${normalized}" >> "$GITHUB_OUTPUT"

      - name: Bump component patch versions
        if: steps.already_processed.outputs.skip != 'true'
        id: bump
        env:
          PR_NUMBER: ${{ github.event.pull_request.number }}
          AUTO_COMPONENTS: ${{ steps.detect.outputs.auto_bump_components || steps.manual.outputs.auto_bump_components }}
        run: |
          if [ -z "$AUTO_COMPONENTS" ]; then
            echo "No component version bump needed."
            python3 scripts/versioning/component_versions.py validate
            echo "bumped_components=" >> "$GITHUB_OUTPUT"
            exit 0
          fi

          bumped_components=""
          for component in ${AUTO_COMPONENTS//,/ }; do
            version="$(python3 scripts/versioning/component_versions.py bump --component "$component")"
            if [ -z "$bumped_components" ]; then
              bumped_components="$component"
            else
              bumped_components="${bumped_components},${component}"
            fi
            echo "Bumped $component to $version"
          done

          python3 scripts/versioning/component_versions.py validate
          echo "bumped_components=$bumped_components" >> "$GITHUB_OUTPUT"

      - name: Commit version bump
        if: steps.bump.outputs.bumped_components != ''
        env:
          EVENT_NAME: ${{ github.event_name }}
          PR_NUMBER: ${{ github.event.pull_request.number }}
          BUMPED_COMPONENTS: ${{ steps.bump.outputs.bumped_components }}
        run: |
          python3 scripts/versioning/component_versions.py files --components "$BUMPED_COMPONENTS" | xargs git add
          if git diff --cached --quiet; then
            echo "No version files changed."
            exit 0
          fi

          if [ "$EVENT_NAME" = "pull_request" ]; then
            git commit -m "chore(version): bump ${BUMPED_COMPONENTS} for PR #${PR_NUMBER} [skip ci]"
          else
            git commit -m "chore(version): bump ${BUMPED_COMPONENTS} [skip ci]"
          fi
          git push origin HEAD:main

      - name: Collect version tags
        if: steps.already_processed.outputs.skip != 'true'
        id: tags
        env:
          COMPONENTS: ${{ steps.detect.outputs.components || steps.manual.outputs.components }}
        run: |
          if [ -z "$COMPONENTS" ]; then
            echo "tags=" >> "$GITHUB_OUTPUT"
            exit 0
          fi

          tags=""
          for component in ${COMPONENTS//,/ }; do
            tag="$(python3 scripts/versioning/component_versions.py get --component "$component" --field tag)"
            if [ -z "$tags" ]; then
              tags="$tag"
            else
              tags="${tags},${tag}"
            fi
          done
          echo "tags=$tags" >> "$GITHUB_OUTPUT"

      - name: Create version tags
        if: steps.tags.outputs.tags != ''
        env:
          TAGS: ${{ steps.tags.outputs.tags }}
        run: |
          for tag in ${TAGS//,/ }; do
            if git rev-parse "$tag" >/dev/null 2>&1; then
              echo "Tag $tag already exists; skipping."
            else
              git tag -a "$tag" -m "$tag"
            fi
          done
          git push origin --tags