name: Release KoalaSync

on:
  push:
    tags:
      - 'v*'

concurrency:
  group: release-${{ github.ref_name }}
  cancel-in-progress: false

jobs:
  preflight:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      checks: read
    outputs:
      version: ${{ steps.release-ref.outputs.version }}
      tag-commit: ${{ steps.release-ref.outputs.tag_commit }}
    steps:
      - name: Checkout release tag
        uses: actions/checkout@v7
        with:
          fetch-depth: 0

      - name: Set up Node.js
        uses: actions/setup-node@v6
        with:
          node-version: '24'
          cache: 'npm'
          cache-dependency-path: |
            package-lock.json
            server/package-lock.json

      - name: Validate annotated tag, main commit, and required checks
        id: release-ref
        run: node scripts/release-preflight.mjs
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Install root dependencies
        run: npm ci

      - name: Install server dependencies
        run: npm ci
        working-directory: server

      - name: Run complete release verification
        run: npm run verify

      - name: Install Playwright browsers
        run: npx playwright install --with-deps chromium chromium-headless-shell firefox webkit

      - name: Run browser E2E suite
        run: npm run test:e2e

      - name: Build relay container without publishing
        run: docker build --file server/Dockerfile --tag koalasync-release-preflight .

      - name: Smoke-test relay container
        run: |
          CONTAINER_ID=$(docker run --detach --publish 127.0.0.1::3000 --env SERVER_SALT=release-preflight-salt-with-more-than-thirty-two-chars koalasync-release-preflight)
          trap 'docker rm --force "$CONTAINER_ID" >/dev/null 2>&1 || true' EXIT
          HOST_PORT=$(docker port "$CONTAINER_ID" 3000/tcp | sed 's/.*://')
          for attempt in $(seq 1 30); do
            if curl --fail --silent "http://127.0.0.1:$HOST_PORT/health" >/dev/null; then
              exit 0
            fi
            sleep 1
          done
          docker logs "$CONTAINER_ID"
          exit 1

  release-extension-draft:
    needs: preflight
    runs-on: ubuntu-latest
    permissions:
      contents: write
      id-token: write
      attestations: write
    steps:
      - name: Checkout release tag
        uses: actions/checkout@v7
        with:
          fetch-depth: 0

      - name: Set up Node.js
        uses: actions/setup-node@v6
        with:
          node-version: '24'
          cache: 'npm'

      - name: Install dependencies and build release artifacts
        run: |
          npm ci
          npm run build:extension
          node website/build.cjs

      - name: Validate Firefox package
        run: npx addons-linter --warnings-as-errors dist/koalasync-firefox.zip

      - name: Generate extension checksums
        working-directory: dist
        run: sha256sum koalasync-chrome.zip koalasync-firefox.zip > SHA256SUMS

      - name: Validate release assets before publication
        run: node scripts/verify-published-release.mjs "$GITHUB_REF_NAME" --repo "$GITHUB_REPOSITORY" --asset-dir dist --skip-attestation

      - name: Attest extension archives
        uses: actions/attest@v4
        with:
          subject-path: dist/koalasync-*.zip

      - name: Create draft GitHub release
        uses: softprops/action-gh-release@v3
        with:
          files: |
            dist/koalasync-chrome.zip
            dist/koalasync-firefox.zip
            dist/SHA256SUMS
          name: Release ${{ github.ref_name }}
          generate_release_notes: true
          draft: true
          prerelease: false

      - name: Verify draft extension release
        run: node scripts/verify-published-release.mjs "$GITHUB_REF_NAME" --repo "$GITHUB_REPOSITORY"
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Upload website artifacts
        uses: actions/upload-artifact@v7
        with:
          name: website-www
          path: website/www/
          if-no-files-found: error

  release-server:
    needs: [preflight, release-extension-draft]
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
      id-token: write
      attestations: write
    steps:
      - name: Checkout release tag
        uses: actions/checkout@v7

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v4

      - name: Log in to GitHub Container Registry
        uses: docker/login-action@v4
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v6
        with:
          images: ghcr.io/${{ github.repository }}
          tags: |
            type=raw,value=latest
            type=ref,event=tag

      - name: Build and push Docker image
        id: build
        uses: docker/build-push-action@v7
        with:
          context: .
          file: server/Dockerfile
          push: true
          platforms: linux/amd64,linux/arm64
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

      - name: Attest relay image
        uses: actions/attest@v4
        with:
          subject-name: ghcr.io/${{ github.repository }}
          subject-digest: ${{ steps.build.outputs.digest }}
          push-to-registry: true

      - name: Verify manifest, provenance, and running image
        env:
          DIGEST: ${{ steps.build.outputs.digest }}
          IMAGE: ghcr.io/${{ github.repository }}
          SOURCE_DIGEST: ${{ needs.preflight.outputs.tag-commit }}
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          docker buildx imagetools inspect "$IMAGE@$DIGEST" --raw > /tmp/koalasync-manifest.json
          node -e 'const m=require("/tmp/koalasync-manifest.json"); const p=new Set(m.manifests.map(x=>`${x.platform.os}/${x.platform.architecture}`)); for (const x of ["linux/amd64","linux/arm64"]) if(!p.has(x)) throw new Error(`missing platform ${x}`)'
          gh attestation verify "oci://$IMAGE@$DIGEST" --repo "$GITHUB_REPOSITORY" --signer-workflow "$GITHUB_REPOSITORY/.github/workflows/release.yml" --source-ref "$GITHUB_REF" --source-digest "$SOURCE_DIGEST" --deny-self-hosted-runners
          docker pull --platform linux/amd64 "$IMAGE@$DIGEST"
          CONTAINER_ID=$(docker run --detach --publish 127.0.0.1::3000 --env SERVER_SALT=release-smoke-salt-with-more-than-thirty-two-chars "$IMAGE@$DIGEST")
          trap 'docker rm --force "$CONTAINER_ID" >/dev/null 2>&1 || true' EXIT
          HOST_PORT=$(docker port "$CONTAINER_ID" 3000/tcp | sed 's/.*://')
          for attempt in $(seq 1 30); do
            if curl --fail --silent "http://127.0.0.1:$HOST_PORT/health" >/dev/null; then
              exit 0
            fi
            sleep 1
          done
          docker logs "$CONTAINER_ID"
          exit 1

  finalize-release:
    needs: [preflight, release-extension-draft, release-server]
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - name: Publish verified GitHub release
        run: gh release edit "$GITHUB_REF_NAME" --repo "$GITHUB_REPOSITORY" --draft=false --verify-tag
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}