build-release.yaml

on:
  push:
    branches:
      - main
    paths:
      - "CHANGELOG.md"
  workflow_dispatch:

jobs:
  check-version-change:
    outputs:
      changed: ${{ steps.check-version.outputs.result }}

    runs-on: ubuntu-latest

    permissions:
      contents: read

    steps:
      - uses: actions/checkout@v4
      - name: Check if version has changed
        id: check-version
        uses: actions/github-script@v7
        with:
          script: |
            const version = '${{ github.event.inputs.version }}' || require('./package.json').version;
            // Find a release for that version
            const release = await github.rest.repos.getReleaseByTag({
              owner: context.repo.owner,
              repo: context.repo.repo,
              tag: `v${version}`,
            }).catch(() => null);

            // If the release exists, the version has not changed
            if (release) {
              console.log(`Version ${version} has an existing release`);
              console.log(release.data.html_url);
              core.summary.addLink(`Release v${version}`, release.data.html_url);
              await core.summary.write();
              return "false";
            }
            console.log(`Version ${version} does not have a release`);
            return true;

  release:
    needs: check-version-change
    if: ${{ needs.check-version-change.outputs.changed == 'true' }}

    runs-on: ubuntu-latest

    permissions:
      contents: write
      packages: read

    env:
      EXT_VERSION: "" # will be set in the workflow

    outputs:
      version: ${{ env.EXT_VERSION }}

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

      - uses: actions/setup-node@v4
        with:
          node-version: '18'
          cache: npm

      - name: Install Node.js dependencies
        run: npm ci

      - name: Build
        run: npm run compile

      - name: Package
        run: npm run package

      - name: Parse version from package.json
        run: |
          echo "EXT_VERSION=$(node -p -e "require('./package.json').version")" >> $GITHUB_ENV

      - uses: actions/upload-artifact@v4
        with:
          name: templ-${{ env.EXT_VERSION }}.vsix
          path: ./templ-${{ env.EXT_VERSION }}.vsix

      - name: Create release and upload release asset
        uses: actions/github-script@v7
        with:
          script: |
            const fs = require("fs");

            const release = await github.rest.repos.createRelease({
              owner: context.repo.owner,
              repo: context.repo.repo,
              tag_name: "v${{ env.EXT_VERSION }}",
              name: "v${{ env.EXT_VERSION }}",
              draft: false,
              prerelease: false,
              generate_release_notes: true
            });

            const path = "./templ-${{ env.EXT_VERSION }}.vsix";
            await github.rest.repos.uploadReleaseAsset({
              owner: context.repo.owner,
              repo: context.repo.repo,
              release_id: release.data.id,
              data: fs.readFileSync(path),
              name: "templ-${{ env.EXT_VERSION }}.vsix",
              headers: {
                "content-type": "application/vsix",
                "content-length": fs.statSync(path).size
              }
            });

            core.summary.addLink(`Release v${{ env.EXT_VERSION }}`, release.data.html_url);
            await core.summary.write();

  publish:
    environment: publish

    needs: release

    runs-on: ubuntu-latest
    permissions: {}

    steps:
      - uses: actions/download-artifact@v4
        with:
          name: templ-${{ needs.release.outputs.version }}.vsix

      - name: Publish to marketplace
        # https://github.com/HaaLeo/publish-vscode-extension/releases/tag/v1.4.0
        uses: HaaLeo/publish-vscode-extension@dfe4f6ad46624424fe24cb5bca79839183399045
        with:
          pat: ${{ secrets.PUBLISHER_KEY }}
          registryUrl: https://marketplace.visualstudio.com
          extensionFile: ./templ-${{ needs.release.outputs.version }}.vsix
          
  open-vsx-publish:
    name: Publish to Open VSX Registry
    needs: release
    environment: publish-open-vsx
    runs-on: ubuntu-latest
    env:
      OPEN_VSX_TOKEN: ${{ secrets.OPEN_VSX_TOKEN }}
    steps:
      - name: Download artifact
        uses: actions/download-artifact@v4
        with:
          name: templ-${{ needs.release.outputs.version }}.vsix

      - name: Publish to Registry
        run: |
          npx ovsx publish -p $OPEN_VSX_TOKEN *.vsix