name: Build Release Artifacts

on:
  push:
    tags:
      - 'v*'

jobs:
  build-python-packages:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        include:
          - name: hindsight-all
            path: hindsight
          - name: hindsight-api
            path: hindsight-api
          - name: hindsight-client
            path: hindsight-clients/python

    steps:
    - uses: actions/checkout@v4

    - name: Install uv
      uses: astral-sh/setup-uv@v5
      with:
        enable-cache: true

    - name: Set up Python
      uses: actions/setup-python@v5
      with:
        python-version-file: ".python-version"

    - name: Build ${{ matrix.name }} package
      working-directory: ./${{ matrix.path }}
      run: uv build

    - name: Upload artifacts
      uses: actions/upload-artifact@v4
      with:
        name: python-${{ matrix.name }}-dist
        path: ${{ matrix.path }}/dist/*
        retention-days: 30

  build-typescript-client:
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4

    - name: Set up Node.js
      uses: actions/setup-node@v4
      with:
        node-version: '20'
        registry-url: 'https://registry.npmjs.org'

    - name: Install dependencies
      working-directory: ./hindsight-clients/typescript
      run: npm ci

    - name: Build TypeScript client
      working-directory: ./hindsight-clients/typescript
      run: npm run build

    - name: Pack npm package
      working-directory: ./hindsight-clients/typescript
      run: npm pack

    - name: Upload artifacts
      uses: actions/upload-artifact@v4
      with:
        name: typescript-client-dist
        path: hindsight-clients/typescript/*.tgz
        retention-days: 30

  build-rust-cli:
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        include:
          - os: ubuntu-latest
            target: x86_64-unknown-linux-gnu
            artifact_name: hindsight
            asset_name: hindsight-linux-amd64
          - os: macos-latest
            target: x86_64-apple-darwin
            artifact_name: hindsight
            asset_name: hindsight-darwin-amd64
          - os: macos-latest
            target: aarch64-apple-darwin
            artifact_name: hindsight
            asset_name: hindsight-darwin-arm64

    steps:
    - uses: actions/checkout@v4

    - name: Install Rust
      uses: dtolnay/rust-toolchain@stable
      with:
        targets: ${{ matrix.target }}

    - name: Cache cargo registry
      uses: actions/cache@v4
      with:
        path: ~/.cargo/registry
        key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}

    - name: Cache cargo index
      uses: actions/cache@v4
      with:
        path: ~/.cargo/git
        key: ${{ runner.os }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}

    - name: Cache cargo build
      uses: actions/cache@v4
      with:
        path: hindsight-cli/target
        key: ${{ runner.os }}-cargo-build-target-${{ hashFiles('**/Cargo.lock') }}

    - name: Build
      working-directory: hindsight-cli
      run: cargo build --release --target ${{ matrix.target }}

    - name: Prepare artifact
      run: |
        mkdir -p artifacts
        cp hindsight-cli/target/${{ matrix.target }}/release/${{ matrix.artifact_name }} artifacts/${{ matrix.asset_name }}
        chmod +x artifacts/${{ matrix.asset_name }}

    - name: Upload artifacts
      uses: actions/upload-artifact@v4
      with:
        name: rust-cli-${{ matrix.asset_name }}
        path: artifacts/${{ matrix.asset_name }}
        retention-days: 30

  build-docker-images:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    strategy:
      matrix:
        include:
          # All images use the same Dockerfile with different --target
          - target: api-only
            image_name: hindsight-api
          - target: cp-only
            image_name: hindsight-control-plane
          - target: standalone
            image_name: hindsight

    steps:
    - uses: actions/checkout@v4

    - name: Free Disk Space
      uses: jlumbroso/free-disk-space@main
      with:
        tool-cache: false
        android: true
        dotnet: true
        haskell: true
        large-packages: true
        docker-images: true
        swap-storage: true

    - name: Set up QEMU
      uses: docker/setup-qemu-action@v3

    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3

    - name: Log in to GitHub Container Registry
      uses: docker/login-action@v3
      with:
        registry: ghcr.io
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}

    - name: Extract version from tag
      id: get_version
      run: echo "VERSION=${GITHUB_REF#refs/tags/v}" >> $GITHUB_OUTPUT

    - name: Extract metadata
      id: meta
      uses: docker/metadata-action@v5
      with:
        images: ghcr.io/${{ github.repository_owner }}/${{ matrix.image_name }}
        tags: |
          type=semver,pattern={{version}},value=${{ steps.get_version.outputs.VERSION }}
          type=semver,pattern={{major}}.{{minor}},value=${{ steps.get_version.outputs.VERSION }}
          type=semver,pattern={{major}},value=${{ steps.get_version.outputs.VERSION }}
          type=raw,value=latest

    - name: Build and push Docker image
      uses: docker/build-push-action@v6
      with:
        context: .
        file: docker/standalone/Dockerfile
        target: ${{ matrix.target }}
        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

  package-helm-chart:
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4

    - name: Install Helm
      uses: azure/setup-helm@v4
      with:
        version: 'latest'

    - name: Lint Helm chart
      run: |
        helm lint helm/hindsight

    - name: Package Helm chart
      run: |
        helm package helm/hindsight --destination ./helm-packages

    - name: Upload Helm chart artifact
      uses: actions/upload-artifact@v4
      with:
        name: helm-chart
        path: helm-packages/*.tgz
        retention-days: 30

  publish-python-packages:
    runs-on: ubuntu-latest
    needs: [build-python-packages]
    environment: pypi
    strategy:
      max-parallel: 1
      matrix:
        include:
          # Order matters: client and api first, then hindsight-all (which depends on them)
          - name: hindsight-client
          - name: hindsight-api
          - name: hindsight-all

    steps:
    - name: Download ${{ matrix.name }}
      uses: actions/download-artifact@v4
      with:
        name: python-${{ matrix.name }}-dist
        path: ./dist

    - name: Publish ${{ matrix.name }} to PyPI
      uses: pypa/gh-action-pypi-publish@release/v1
      with:
        packages-dir: ./dist
        skip-existing: true

  publish-npm-package:
    runs-on: ubuntu-latest
    needs: [build-typescript-client]
    environment: npm

    steps:
    - uses: actions/checkout@v4

    - name: Set up Node.js
      uses: actions/setup-node@v4
      with:
        node-version: '20'
        registry-url: 'https://registry.npmjs.org'

    - name: Install dependencies
      working-directory: ./hindsight-clients/typescript
      run: npm ci

    - name: Build TypeScript client
      working-directory: ./hindsight-clients/typescript
      run: npm run build

    - name: Publish to npm
      working-directory: ./hindsight-clients/typescript
      run: npm publish --access public
      env:
        NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}

  create-github-release:
    runs-on: ubuntu-latest
    needs: [build-python-packages, build-typescript-client, build-rust-cli, build-docker-images, package-helm-chart]
    permissions:
      contents: write

    steps:
    - uses: actions/checkout@v4

    - name: Extract version from tag
      id: get_version
      run: echo "VERSION=${GITHUB_REF#refs/tags/v}" >> $GITHUB_OUTPUT

    - name: Download hindsight-all
      uses: actions/download-artifact@v4
      with:
        name: python-hindsight-all-dist
        path: ./artifacts/python-hindsight-all

    - name: Download hindsight-api
      uses: actions/download-artifact@v4
      with:
        name: python-hindsight-api-dist
        path: ./artifacts/python-hindsight-api

    - name: Download hindsight-client
      uses: actions/download-artifact@v4
      with:
        name: python-hindsight-client-dist
        path: ./artifacts/python-hindsight-client

    - name: Download TypeScript Client
      uses: actions/download-artifact@v4
      with:
        name: typescript-client-dist
        path: ./artifacts/typescript-client

    - name: Download Rust CLI (Linux)
      uses: actions/download-artifact@v4
      with:
        name: rust-cli-hindsight-linux-amd64
        path: ./artifacts/rust-cli-hindsight-linux-amd64

    - name: Download Rust CLI (macOS Intel)
      uses: actions/download-artifact@v4
      with:
        name: rust-cli-hindsight-darwin-amd64
        path: ./artifacts/rust-cli-hindsight-darwin-amd64

    - name: Download Rust CLI (macOS ARM)
      uses: actions/download-artifact@v4
      with:
        name: rust-cli-hindsight-darwin-arm64
        path: ./artifacts/rust-cli-hindsight-darwin-arm64

    - name: Download Helm chart
      uses: actions/download-artifact@v4
      with:
        name: helm-chart
        path: ./artifacts/helm-chart

    - name: Prepare release assets
      run: |
        mkdir -p release-assets
        # Python packages
        cp artifacts/python-hindsight-all/* release-assets/
        cp artifacts/python-hindsight-api/* release-assets/
        cp artifacts/python-hindsight-client/* release-assets/
        # TypeScript Client
        cp artifacts/typescript-client/*.tgz release-assets/
        # Rust CLI binaries
        cp artifacts/rust-cli-hindsight-linux-amd64/hindsight-linux-amd64 release-assets/
        cp artifacts/rust-cli-hindsight-darwin-amd64/hindsight-darwin-amd64 release-assets/
        cp artifacts/rust-cli-hindsight-darwin-arm64/hindsight-darwin-arm64 release-assets/
        # Helm chart
        cp artifacts/helm-chart/*.tgz release-assets/

    - name: Generate release notes
      id: release_notes
      run: |
        cat << 'EOF' > release-notes.md
        # Hindsight v${{ steps.get_version.outputs.VERSION }}

        ## Quick Start

        ```bash
        docker run -p 8888:8888 -p 9999:9999 \
          -e HINDSIGHT_API_LLM_PROVIDER=openai \
          -e HINDSIGHT_API_LLM_API_KEY=$OPENAI_API_KEY \
          -e HINDSIGHT_API_LLM_MODEL=gpt-4o-mini \
          ghcr.io/${{ github.repository_owner }}/hindsight:${{ steps.get_version.outputs.VERSION }}
        ```

        ## 📦 Release Artifacts

        ### Docker Images
        - `ghcr.io/${{ github.repository_owner }}/hindsight:${{ steps.get_version.outputs.VERSION }}` - **Standalone all-in-one** (recommended)
        - `ghcr.io/${{ github.repository_owner }}/hindsight-api:${{ steps.get_version.outputs.VERSION }}` - API server only
        - `ghcr.io/${{ github.repository_owner }}/hindsight-control-plane:${{ steps.get_version.outputs.VERSION }}` - Web UI only

        ### Python Packages
        - `hindsight-all` - All-in-one package (includes API + client)
        - `hindsight-api` - API server
        - `hindsight-client` - Client library

        ### TypeScript/JavaScript
        - `@hindsight/client` - TypeScript SDK

        ### CLI Binaries
        - `hindsight-linux-amd64` - Linux x86_64
        - `hindsight-darwin-amd64` - macOS Intel
        - `hindsight-darwin-arm64` - macOS Apple Silicon

        ### Helm Chart
        - `hindsight-${{ steps.get_version.outputs.VERSION }}.tgz`

        ## 🚀 Installation

        ### Python
        ```bash
        # All-in-one (recommended)
        pip install hindsight-all==${{ steps.get_version.outputs.VERSION }}

        # Or install components separately
        pip install hindsight-api==${{ steps.get_version.outputs.VERSION }}
        pip install hindsight-client==${{ steps.get_version.outputs.VERSION }}
        ```

        ### TypeScript/JavaScript
        ```bash
        npm install @hindsight/client@${{ steps.get_version.outputs.VERSION }}
        ```

        ### CLI
        ```bash
        # macOS (Apple Silicon)
        curl -L https://github.com/${{ github.repository }}/releases/download/v${{ steps.get_version.outputs.VERSION }}/hindsight-darwin-arm64 -o hindsight
        chmod +x hindsight
        sudo mv hindsight /usr/local/bin/

        # macOS (Intel)
        curl -L https://github.com/${{ github.repository }}/releases/download/v${{ steps.get_version.outputs.VERSION }}/hindsight-darwin-amd64 -o hindsight
        chmod +x hindsight
        sudo mv hindsight /usr/local/bin/

        # Linux
        curl -L https://github.com/${{ github.repository }}/releases/download/v${{ steps.get_version.outputs.VERSION }}/hindsight-linux-amd64 -o hindsight
        chmod +x hindsight
        sudo mv hindsight /usr/local/bin/
        ```

        ### Helm (Kubernetes)
        ```bash
        helm install hindsight oci://ghcr.io/${{ github.repository_owner }}/charts/hindsight --version ${{ steps.get_version.outputs.VERSION }}
        ```
        EOF
        cat release-notes.md

    - name: Create GitHub Release
      uses: softprops/action-gh-release@v2
      with:
        files: release-assets/*
        body_path: release-notes.md
        draft: false
        prerelease: false
        generate_release_notes: false
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

    - name: Create release summary
      run: |
        echo "# Release v${{ steps.get_version.outputs.VERSION }} Published Successfully" >> $GITHUB_STEP_SUMMARY
        echo "" >> $GITHUB_STEP_SUMMARY
        echo "## 📦 Components" >> $GITHUB_STEP_SUMMARY
        echo "- ✅ Python packages (hindsight-all, hindsight-api, hindsight-client)" >> $GITHUB_STEP_SUMMARY
        echo "- ✅ TypeScript Client (@hindsight/client)" >> $GITHUB_STEP_SUMMARY
        echo "- ✅ Rust CLI (Linux amd64, macOS amd64, macOS arm64)" >> $GITHUB_STEP_SUMMARY
        echo "- ✅ Docker images (standalone, API, Control Plane)" >> $GITHUB_STEP_SUMMARY
        echo "- ✅ Helm chart" >> $GITHUB_STEP_SUMMARY
        echo "" >> $GITHUB_STEP_SUMMARY
        echo "🎉 Release is now available at: https://github.com/${{ github.repository }}/releases/tag/v${{ steps.get_version.outputs.VERSION }}" >> $GITHUB_STEP_SUMMARY