release.yml

name: Release

on:
  push:
    branches: [master]
    tags:
      - 'v*'
  workflow_dispatch:
    inputs:
      version:
        description: 'Version to release (e.g., 0.2.0)'
        required: false

permissions:
  contents: write

env:
  ZIG_VERSION: 0.15.2

jobs:
  get-version:
    name: Get Version
    runs-on: ubuntu-latest
    outputs:
      version: ${{ steps.version.outputs.version }}
      tag: ${{ steps.version.outputs.tag }}
    steps:
      - uses: actions/checkout@v4
      - name: Determine version
        id: version
        run: |
          if [ "${{ github.event_name }}" == "workflow_dispatch" ] && [ -n "${{ inputs.version }}" ]; then
            VERSION="${{ inputs.version }}"
          elif [[ "${{ github.ref }}" == refs/tags/v* ]]; then
            VERSION="${GITHUB_REF#refs/tags/v}"
          else
            VERSION=$(cat VERSION 2>/dev/null || echo "0.2.0")
          fi
          echo "version=$VERSION" >> $GITHUB_OUTPUT
          echo "tag=v$VERSION" >> $GITHUB_OUTPUT

  build-linux:
    name: Build Linux
    runs-on: ubuntu-latest
    needs: [get-version]
    steps:
      - uses: actions/checkout@v4
      - name: Install ZVM and Zig
        run: |
          curl -sSL https://www.zvm.app/install.sh | bash
          export ZVM_INSTALL="$HOME/.zvm/self"
          export PATH="$HOME/.zvm/bin:$ZVM_INSTALL:$PATH"
          zvm install ${{ env.ZIG_VERSION }}
          zvm use ${{ env.ZIG_VERSION }}
          echo "$HOME/.zvm/bin" >> $GITHUB_PATH
          echo "$HOME/.zvm/self" >> $GITHUB_PATH
      - name: Install LLVM
        run: |
          wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
          sudo add-apt-repository -y "deb http://apt.llvm.org/noble/ llvm-toolchain-noble-21 main"
          sudo apt-get update
          sudo apt-get install -y llvm-21-dev clang-21 libclang-21-dev
      - name: Build
        run: zig build -Doptimize=ReleaseFast
      - name: Package
        run: |
          mkdir -p dist
          cp zig-out/bin/OmniScope dist/OmniScope-${{ needs.get-version.outputs.version }}-linux-x86_64
          cd dist && tar -czvf OmniScope-${{ needs.get-version.outputs.version }}-linux-x86_64.tar.gz OmniScope-${{ needs.get-version.outputs.version }}-linux-x86_64
      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: linux-binary
          path: dist/*.tar.gz

  build-macos:
    name: Build macOS
    runs-on: macos-latest
    needs: [get-version]
    steps:
      - uses: actions/checkout@v4
      - name: Install ZVM and Zig
        run: |
          curl -sSL https://www.zvm.app/install.sh | bash
          export ZVM_INSTALL="$HOME/.zvm/self"
          export PATH="$HOME/.zvm/bin:$ZVM_INSTALL:$PATH"
          zvm install ${{ env.ZIG_VERSION }}
          zvm use ${{ env.ZIG_VERSION }}
          echo "$HOME/.zvm/bin" >> $GITHUB_PATH
          echo "$HOME/.zvm/self" >> $GITHUB_PATH
      - name: Install LLVM and dependencies
        run: brew install llvm@21 zlib
      - name: Build
        run: |
          export LDFLAGS="-L/opt/homebrew/lib -lz"
          export LIBRARY_PATH="/opt/homebrew/lib"
          zig build -Doptimize=ReleaseFast
      - name: Package
        run: |
          mkdir -p dist
          cp zig-out/bin/OmniScope dist/OmniScope-${{ needs.get-version.outputs.version }}-macos-x86_64
          cd dist && tar -czvf OmniScope-${{ needs.get-version.outputs.version }}-macos-x86_64.tar.gz OmniScope-${{ needs.get-version.outputs.version }}-macos-x86_64
      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: macos-binary
          path: dist/*.tar.gz

  build-macos-arm:
    name: Build macOS ARM
    runs-on: macos-14
    needs: [get-version]
    steps:
      - uses: actions/checkout@v4
      - name: Install ZVM and Zig
        run: |
          curl -sSL https://www.zvm.app/install.sh | bash
          export ZVM_INSTALL="$HOME/.zvm/self"
          export PATH="$HOME/.zvm/bin:$ZVM_INSTALL:$PATH"
          zvm install ${{ env.ZIG_VERSION }}
          zvm use ${{ env.ZIG_VERSION }}
          echo "$HOME/.zvm/bin" >> $GITHUB_PATH
          echo "$HOME/.zvm/self" >> $GITHUB_PATH
      - name: Install LLVM
        run: brew install llvm
      - name: Build
        run: |
          export PATH="/opt/homebrew/opt/llvm/bin:$PATH"
          export LDFLAGS="-L/opt/homebrew/opt/llvm/lib"
          export CPPFLAGS="-I/opt/homebrew/opt/llvm/include"
          zig build -Doptimize=ReleaseFast -Dtarget=aarch64-macos
      - name: Package
        run: |
          mkdir -p dist
          cp zig-out/bin/OmniScope dist/OmniScope-${{ needs.get-version.outputs.version }}-macos-aarch64
          cd dist && tar -czvf OmniScope-${{ needs.get-version.outputs.version }}-macos-aarch64.tar.gz OmniScope-${{ needs.get-version.outputs.version }}-macos-aarch64
      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: macos-arm-binary
          path: dist/*.tar.gz

  create-release:
    name: Create Release
    runs-on: ubuntu-latest
    needs: [get-version, build-linux, build-macos, build-macos-arm]
    steps:
      - uses: actions/checkout@v4
      - name: Download all artifacts
        uses: actions/download-artifact@v4
        with:
          path: dist
      - name: Prepare release assets
        run: |
          mkdir -p release-assets
          find dist -name "*.tar.gz" -exec cp {} release-assets/ \;
      - name: Generate checksums
        run: |
          cd release-assets
          sha256sum *.tar.gz > checksums.sha256
      - name: Extract changelog for version
        id: changelog
        run: |
          VERSION="${{ needs.get-version.outputs.version }}"
          # Extract changelog section for this version
          CHANGELOG_CONTENT=$(awk -v ver="$VERSION" '
            /^## \[/ { in_section=0 }
            /^## \['"$ver"'\]/ { in_section=1; next }
            in_section { print }
          ' CHANGELOG.md | sed 's/^#*/#/g' | head -50)
          echo "content<<EOF" >> $GITHUB_OUTPUT
          echo "$CHANGELOG_CONTENT" >> $GITHUB_OUTPUT
          echo "EOF" >> $GITHUB_OUTPUT
      - name: Create Release
        uses: softprops/action-gh-release@v2
        with:
          tag_name: ${{ needs.get-version.outputs.tag }}
          name: OmniScope ${{ needs.get-version.outputs.tag }}
          body: |
            ## OmniScope ${{ needs.get-version.outputs.version }}

            ${{ steps.changelog.outputs.content }}

            See [CHANGELOG.md](CHANGELOG.md) for full history.
          files: release-assets/*
          draft: false
          prerelease: ${{ contains(needs.get-version.outputs.version, '-') }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}