name: Release

on:
  push:
    tags:
      - 'v*'

permissions:
  contents: write

jobs:
  build:
    strategy:
      matrix:
        include:
          - target: x86_64-apple-darwin
            os: macos-latest
            name: numa-macos-x86_64
          - target: aarch64-apple-darwin
            os: macos-latest
            name: numa-macos-aarch64
          - target: x86_64-unknown-linux-musl
            os: ubuntu-latest
            name: numa-linux-x86_64
          - target: aarch64-unknown-linux-musl
            os: ubuntu-latest
            name: numa-linux-aarch64
          - target: x86_64-pc-windows-msvc
            os: windows-latest
            name: numa-windows-x86_64

    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v4

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

      - name: Install musl tools (x86_64)
        if: matrix.target == 'x86_64-unknown-linux-musl'
        run: sudo apt-get update && sudo apt-get install -y musl-tools

      - name: Install cross (aarch64)
        if: matrix.target == 'aarch64-unknown-linux-musl'
        run: cargo install cross

      - name: Build (native)
        if: matrix.target != 'aarch64-unknown-linux-musl'
        run: cargo build --release --target ${{ matrix.target }}

      - name: Build (cross)
        if: matrix.target == 'aarch64-unknown-linux-musl'
        run: cross build --release --target ${{ matrix.target }}

      - name: Package (Unix)
        if: runner.os != 'Windows'
        run: |
          cd target/${{ matrix.target }}/release
          tar czf ../../../${{ matrix.name }}.tar.gz numa
          cd ../../..
          sha256sum ${{ matrix.name }}.tar.gz > ${{ matrix.name }}.tar.gz.sha256 || shasum -a 256 ${{ matrix.name }}.tar.gz > ${{ matrix.name }}.tar.gz.sha256

      - name: Package (Windows)
        if: runner.os == 'Windows'
        shell: pwsh
        run: |
          Compress-Archive -Path "target/${{ matrix.target }}/release/numa.exe" -DestinationPath "${{ matrix.name }}.zip"
          (Get-FileHash "${{ matrix.name }}.zip" -Algorithm SHA256).Hash.ToLower() + "  ${{ matrix.name }}.zip" | Out-File "${{ matrix.name }}.zip.sha256" -Encoding ascii

      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: ${{ matrix.name }}
          path: |
            ${{ matrix.name }}.tar.gz
            ${{ matrix.name }}.tar.gz.sha256
            ${{ matrix.name }}.zip
            ${{ matrix.name }}.zip.sha256

  publish:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Install Rust
        uses: dtolnay/rust-toolchain@stable

      - name: Publish to crates.io
        run: cargo publish
        env:
          CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}

  release:
    needs: [build, publish]
    runs-on: ubuntu-latest
    steps:
      - uses: actions/download-artifact@v4
        with:
          merge-multiple: true

      - name: Create Release
        uses: softprops/action-gh-release@v2
        with:
          generate_release_notes: true
          files: |
            *.tar.gz
            *.zip
            *.sha256

  update-homebrew:
    needs: release
    runs-on: ubuntu-latest
    steps:
      - name: Get version from tag
        id: version
        run: echo "version=${GITHUB_REF_NAME#v}" >> "$GITHUB_OUTPUT"

      - name: Download SHA256 files
        uses: actions/download-artifact@v4
        with:
          merge-multiple: true

      - name: Extract checksums
        id: sha
        run: |
          echo "macos_arm=$(awk '{print $1}' numa-macos-aarch64.tar.gz.sha256)" >> "$GITHUB_OUTPUT"
          echo "macos_x86=$(awk '{print $1}' numa-macos-x86_64.tar.gz.sha256)" >> "$GITHUB_OUTPUT"
          echo "linux_arm=$(awk '{print $1}' numa-linux-aarch64.tar.gz.sha256)" >> "$GITHUB_OUTPUT"
          echo "linux_x86=$(awk '{print $1}' numa-linux-x86_64.tar.gz.sha256)" >> "$GITHUB_OUTPUT"

      - name: Update Homebrew formula
        uses: actions/github-script@v7
        with:
          github-token: ${{ secrets.HOMEBREW_TAP_TOKEN }}
          script: |
            const version = '${{ steps.version.outputs.version }}';
            const base = `https://github.com/razvandimescu/numa/releases/download/v${version}`;
            const formula = `class Numa < Formula
              desc "Portable DNS resolver with ad blocking, .numa local service proxy, and developer overrides"
              homepage "https://github.com/razvandimescu/numa"
              license "MIT"
              version "${version}"

              on_macos do
                if Hardware::CPU.arm?
                  url "${base}/numa-macos-aarch64.tar.gz"
                  sha256 "${{ steps.sha.outputs.macos_arm }}"
                else
                  url "${base}/numa-macos-x86_64.tar.gz"
                  sha256 "${{ steps.sha.outputs.macos_x86 }}"
                end
              end

              on_linux do
                if Hardware::CPU.arm?
                  url "${base}/numa-linux-aarch64.tar.gz"
                  sha256 "${{ steps.sha.outputs.linux_arm }}"
                else
                  url "${base}/numa-linux-x86_64.tar.gz"
                  sha256 "${{ steps.sha.outputs.linux_x86 }}"
                end
              end

              def install
                bin.install "numa"
              end

              def caveats
                <<~EOS
                  Numa requires root to bind port 53:
                    sudo numa                    # start the DNS server
                    sudo numa install            # set as system DNS
                    sudo numa service start      # run as persistent service

                  Dashboard: http://localhost:5380
                EOS
              end

              test do
                assert_match "numa", shell_output("#{bin}/numa --version")
              end
            end
            `.replace(/^            /gm, '');

            const { data: existing } = await github.rest.repos.getContent({
              owner: 'razvandimescu',
              repo: 'homebrew-tap',
              path: 'numa.rb',
            });

            await github.rest.repos.createOrUpdateFileContents({
              owner: 'razvandimescu',
              repo: 'homebrew-tap',
              path: 'numa.rb',
              message: `numa ${version}`,
              content: Buffer.from(formula).toString('base64'),
              sha: existing.sha,
            });