name: Release

on:
  push:
    tags:
      - 'v*'
  workflow_dispatch:
    inputs:
      tag:
        description: 'Tag to release, for example v0.1.0'
        required: true
        type: string

permissions:
  contents: write
  packages: write

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: zyycn/codex-proxy-rs

jobs:
  release-info:
    runs-on: ubuntu-latest
    outputs:
      tag: ${{ steps.version.outputs.tag }}
      version: ${{ steps.version.outputs.version }}
      build_time: ${{ steps.version.outputs.build_time }}
      git_sha: ${{ steps.version.outputs.git_sha }}

    steps:
      - name: Checkout
        uses: actions/checkout@v7
        with:
          ref: ${{ github.event_name == 'workflow_dispatch' && inputs.tag || github.ref }}

      - name: Derive version
        id: version
        shell: bash
        env:
          RELEASE_TAG: ${{ github.event_name == 'workflow_dispatch' && inputs.tag || github.ref_name }}
        run: |
          VERSION="${RELEASE_TAG#v}"
          BUILD_TIME="$(date -u +%Y-%m-%dT%H:%M:%SZ)"
          GIT_SHA="$(git rev-parse HEAD)"
          {
            echo "tag=${RELEASE_TAG}"
            echo "version=${VERSION}"
            echo "build_time=${BUILD_TIME}"
            echo "git_sha=${GIT_SHA}"
          } >> "$GITHUB_OUTPUT"

      - name: Verify Cargo package version
        env:
          RELEASE_VERSION: ${{ steps.version.outputs.version }}
        run: |
          PACKAGE_VERSION="$(python3 - <<'PY'
          import pathlib
          import tomllib

          manifest = tomllib.loads(pathlib.Path("backend/Cargo.toml").read_text())
          print(manifest["package"]["version"])
          PY
          )"

          if [ "${PACKAGE_VERSION}" != "${RELEASE_VERSION}" ]; then
            echo "Tag version ${RELEASE_VERSION} does not match backend/Cargo.toml package version ${PACKAGE_VERSION}" >&2
            exit 1
          fi

  build-frontend:
    needs: [release-info]
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v7
        with:
          ref: ${{ needs.release-info.outputs.tag }}

      - name: Setup pnpm
        uses: pnpm/action-setup@v6
        with:
          version: 10

      - name: Setup Node.js
        uses: actions/setup-node@v6
        with:
          node-version: 24
          cache: pnpm
          cache-dependency-path: frontend/pnpm-lock.yaml

      - name: Install dependencies
        run: pnpm install --frozen-lockfile
        working-directory: frontend

      - name: Build frontend
        run: pnpm build
        working-directory: frontend

      - name: Upload frontend artifact
        uses: actions/upload-artifact@v7
        with:
          name: frontend-dist
          path: frontend/dist
          if-no-files-found: error
          retention-days: 1

  build-binary:
    needs: [release-info, build-frontend]
    strategy:
      fail-fast: false
      matrix:
        include:
          - arch: amd64
            runner: ubuntu-latest
            target: x86_64-unknown-linux-gnu
          - arch: arm64
            runner: ubuntu-24.04-arm
            target: aarch64-unknown-linux-gnu
    runs-on: ${{ matrix.runner }}

    steps:
      - name: Checkout
        uses: actions/checkout@v7
        with:
          ref: ${{ needs.release-info.outputs.tag }}

      - name: Cache Cargo
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            backend/target
          key: cargo-${{ runner.os }}-${{ matrix.target }}-${{ hashFiles('backend/Cargo.lock') }}
          restore-keys: |
            cargo-${{ runner.os }}-${{ matrix.target }}-

      - name: Download frontend artifact
        uses: actions/download-artifact@v8
        with:
          name: frontend-dist
          path: backend/web/dist

      - name: Install Rust target
        run: rustup target add ${{ matrix.target }}
        working-directory: backend

      - name: Build binary
        run: |
          cargo build --release --locked --target "${{ matrix.target }}" --bin codex-proxy-rs
          mkdir -p "../dist/binaries/linux-${{ matrix.arch }}"
          cp "target/${{ matrix.target }}/release/codex-proxy-rs" "../dist/binaries/linux-${{ matrix.arch }}/codex-proxy-rs"
        working-directory: backend
        env:
          CPR_VERSION: ${{ needs.release-info.outputs.version }}
          CPR_GIT_SHA: ${{ needs.release-info.outputs.git_sha }}
          CPR_BUILD_TIME: ${{ needs.release-info.outputs.build_time }}
          CPR_BUILD_TYPE: release

      - name: Upload binary artifact
        uses: actions/upload-artifact@v7
        with:
          name: codex-proxy-rs-linux-${{ matrix.arch }}
          path: dist/binaries/linux-${{ matrix.arch }}/codex-proxy-rs
          if-no-files-found: error
          retention-days: 1

  package-assets:
    needs: [release-info, build-frontend, build-binary]
    runs-on: ubuntu-latest

    steps:
      - name: Download frontend artifact
        uses: actions/download-artifact@v8
        with:
          name: frontend-dist
          path: dist/frontend

      - name: Download amd64 binary
        uses: actions/download-artifact@v8
        with:
          name: codex-proxy-rs-linux-amd64
          path: dist/binaries/linux-amd64

      - name: Download arm64 binary
        uses: actions/download-artifact@v8
        with:
          name: codex-proxy-rs-linux-arm64
          path: dist/binaries/linux-arm64

      - name: Package release assets
        shell: bash
        env:
          VERSION: ${{ needs.release-info.outputs.version }}
        run: |
          set -euo pipefail

          rm -rf package checksums.txt

          for arch in amd64 arm64; do
            rm -rf package/codex-proxy-rs
            mkdir -p package/codex-proxy-rs/web/dist
            cp "dist/binaries/linux-${arch}/codex-proxy-rs" package/codex-proxy-rs/codex-proxy-rs
            chmod +x package/codex-proxy-rs/codex-proxy-rs
            cp -R dist/frontend/. package/codex-proxy-rs/web/dist/
            tar -czf "codex-proxy-rs_${VERSION}_linux_${arch}.tar.gz" -C package codex-proxy-rs
          done

          sha256sum "codex-proxy-rs_${VERSION}_linux_amd64.tar.gz" \
            "codex-proxy-rs_${VERSION}_linux_arm64.tar.gz" > checksums.txt

      - name: Upload release assets
        uses: actions/upload-artifact@v7
        with:
          name: release-assets
          path: |
            codex-proxy-rs_${{ needs.release-info.outputs.version }}_linux_amd64.tar.gz
            codex-proxy-rs_${{ needs.release-info.outputs.version }}_linux_arm64.tar.gz
            checksums.txt
          if-no-files-found: error
          retention-days: 1

  publish:
    needs: [release-info, build-frontend, build-binary, package-assets]
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v7
        with:
          ref: ${{ needs.release-info.outputs.tag }}

      - name: Download frontend artifact
        uses: actions/download-artifact@v8
        with:
          name: frontend-dist
          path: dist/docker/web/dist

      - name: Download amd64 binary
        uses: actions/download-artifact@v8
        with:
          name: codex-proxy-rs-linux-amd64
          path: dist/docker/linux-amd64

      - name: Download arm64 binary
        uses: actions/download-artifact@v8
        with:
          name: codex-proxy-rs-linux-arm64
          path: dist/docker/linux-arm64

      - name: Download release assets
        uses: actions/download-artifact@v8
        with:
          name: release-assets
          path: dist/release

      - name: Setup QEMU
        uses: docker/setup-qemu-action@v4

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

      - name: Login to GHCR
        uses: docker/login-action@v4
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and push app image
        uses: docker/build-push-action@v7
        with:
          context: .
          file: deploy/Dockerfile
          target: runtime-prebuilt
          platforms: linux/amd64,linux/arm64
          push: true
          build-args: |
            CPR_PREBUILT_DIR=dist/docker
          cache-from: type=gha,scope=runtime-prebuilt
          cache-to: type=gha,mode=max,scope=runtime-prebuilt
          labels: |
            org.opencontainers.image.title=Codex Proxy RS
            org.opencontainers.image.version=${{ needs.release-info.outputs.version }}
            org.opencontainers.image.revision=${{ needs.release-info.outputs.git_sha }}
            org.opencontainers.image.source=https://github.com/zyycn/codex-proxy-rs
          tags: |
            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ needs.release-info.outputs.version }}
            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest
            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:sha-${{ needs.release-info.outputs.git_sha }}

      - name: Publish GitHub Release
        uses: softprops/action-gh-release@v3
        with:
          tag_name: ${{ needs.release-info.outputs.tag }}
          generate_release_notes: true
          body: |
            ## Installation

            **Docker:**
            ```bash
            # GitHub Container Registry
            docker pull ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ needs.release-info.outputs.version }}
            ```

            **Manual download:**
            Download the appropriate archive for your platform from the assets below.

            ## Documentation

            - [GitHub Repository](https://github.com/${{ github.repository }})
            - [Installation Guide](https://github.com/${{ github.repository }}/blob/main/deploy/README.md)
          files: |
            dist/release/codex-proxy-rs_${{ needs.release-info.outputs.version }}_linux_amd64.tar.gz
            dist/release/codex-proxy-rs_${{ needs.release-info.outputs.version }}_linux_arm64.tar.gz
            dist/release/checksums.txt