name: Plugin Release

on:
  workflow_call:
    inputs:
      version:
        description: 'Release version (e.g. 1.0.0)'
        required: true
        type: string
      node-version:
        description: 'Node.js version to use'
        required: false
        type: string
        default: '22'
      upstream-repo:
        description: 'Upstream repo to fetch appVersion from (e.g. fenio/tns-csi). Leave empty to skip.'
        required: false
        type: string
        default: ''

permissions:
  contents: write
  pull-requests: write

concurrency:
  group: release
  cancel-in-progress: false

jobs:
  ci:
    uses: ./.github/workflows/plugin-ci.yaml
    with:
      node-version: ${{ inputs.node-version }}

  release:
    needs: ci
    runs-on: local-ubuntu-latest
    timeout-minutes: 10

    steps:
      - name: Validate version format
        run: |
          if [[ ! "${{ inputs.version }}" =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
            echo "Error: Version must be in X.Y.Z format"
            exit 1
          fi

      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Setup Node
        uses: actions/setup-node@v4
        with:
          node-version: ${{ inputs.node-version }}
          cache: 'npm'

      - name: Check tag does not already exist
        run: |
          if git tag -l "v${{ inputs.version }}" | grep -q "v${{ inputs.version }}"; then
            echo "::error::Tag v${{ inputs.version }} already exists. Skipping duplicate release."
            exit 1
          fi

      - name: Configure Git
        run: |
          git config --global user.name "github-actions[bot]"
          git config --global user.email "github-actions[bot]@users.noreply.github.com"
          git config --global --add safe.directory "$GITHUB_WORKSPACE"

      - name: Update version in package.json
        run: npm version ${{ inputs.version }} --no-git-tag-version --allow-same-version

      - name: Update artifacthub-pkg.yml
        run: |
          VERSION="${{ inputs.version }}"
          PKG_NAME=$(jq -r .name package.json)
          RELEASE_URL="https://github.com/${{ github.repository }}/releases/download/v${VERSION}/${PKG_NAME}-${VERSION}.tar.gz"
          sed -i "s/^version:.*/version: \"${VERSION}\"/" artifacthub-pkg.yml
          sed -i "s|headlamp/plugin/archive-url:.*|headlamp/plugin/archive-url: \"${RELEASE_URL}\"|" artifacthub-pkg.yml

      - name: Update appVersion from upstream release
        if: inputs.upstream-repo != ''
        run: |
          APP_VERSION=$(curl -sf "https://api.github.com/repos/${{ inputs.upstream-repo }}/releases/latest" | jq -r '.tag_name | ltrimstr("v")')
          if [ -z "$APP_VERSION" ] || [ "$APP_VERSION" = "null" ]; then
            echo "::warning::Could not fetch latest upstream release, skipping appVersion update"
          else
            sed -i "s|^appVersion:.*|appVersion: \"${APP_VERSION}\"|" artifacthub-pkg.yml
            echo "appVersion set to ${APP_VERSION}"
          fi

      - name: Install dependencies
        run: npm ci

      - name: Build plugin
        run: npx @kinvolk/headlamp-plugin build

      - name: Package plugin
        run: npx @kinvolk/headlamp-plugin package

      - name: Prepare release tarball
        run: |
          VERSION="${{ inputs.version }}"
          PKG_NAME=$(jq -r .name package.json)
          TARBALL="${PKG_NAME}-${VERSION}.tar.gz"
          # Rename tarball if headlamp-plugin produced a different name
          for f in *.tar.gz; do
            [ "$f" != "$TARBALL" ] && mv "$f" "$TARBALL"
          done
          if [ ! -f "$TARBALL" ]; then
            echo "Error: Expected tarball $TARBALL not found"
            ls -la *.tar.gz 2>/dev/null || echo "No .tar.gz files found"
            exit 1
          fi
          echo "TARBALL=$TARBALL" >> $GITHUB_ENV
          echo "PKG_NAME=$PKG_NAME" >> $GITHUB_ENV

      - name: Validate tarball
        run: |
          echo "Tarball: ${{ env.TARBALL }}"
          ls -lh "${{ env.TARBALL }}"
          tar -tzf "${{ env.TARBALL }}" | head -20
          tar -tzf "${{ env.TARBALL }}" | grep -q "main.js" || { echo "Error: main.js not found in tarball"; exit 1; }

      - name: Compute checksum
        run: |
          CHECKSUM=$(sha256sum "${{ env.TARBALL }}" | awk '{print $1}')
          echo "CHECKSUM=$CHECKSUM" >> $GITHUB_ENV
          sed -i "s|headlamp/plugin/archive-checksum:.*|headlamp/plugin/archive-checksum: sha256:${CHECKSUM}|" artifacthub-pkg.yml

      - name: Commit and tag
        run: |
          VERSION="${{ inputs.version }}"
          BRANCH="release/v${VERSION}"
          git checkout -b "$BRANCH"
          git add package.json package-lock.json artifacthub-pkg.yml
          git commit -m "release: v${VERSION}"
          git tag "v${VERSION}"
          git push origin "$BRANCH" --tags

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v2
        with:
          tag_name: "v${{ inputs.version }}"
          files: ${{ env.TARBALL }}
          fail_on_unmatched_files: true
          generate_release_notes: true
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Create PR for version bump
        run: |
          VERSION="${{ inputs.version }}"
          gh pr create \
            --title "release: v${VERSION}" \
            --body "Automated version bump and checksum update for v${VERSION}." \
            --base main \
            --head "release/v${VERSION}"
          gh pr merge "release/v${VERSION}" --auto --squash --delete-branch
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}