build.yml

name: Build
on:
  push:
    branches:
      - master # Automatically build on push to master
  pull_request:
    branches:
      - master # Automatically build on pull request to master
  release:
    types: 
      - published # Automatically build on release

# Grant content write permissions so that the actions can attach artifacts to the releases 
permissions:
  contents: write
  
env:
  WINDOWS_CEF_VERSION: '114.0.5735.199'
  LINUX_CEF_VERSION: '114.0.5735.134'
  LUAJIT_VERSION: '2.1'
  ENABLE_WINDOWS_RELEASES: 'true'
  ENABLE_LINUX_RELEASES: 'true'

jobs:
  build-windows-project:          
    name: Build Windows
    runs-on: windows-2022
    steps:
      - name: Checkout Project
        uses: actions/checkout@v4.2.0
        with:
          path: Bolt
          submodules: recursive

      - name: Add msbuild to PATH
        uses: microsoft/setup-msbuild@v2
        with:
          vs-version: 17.0

      - uses: ilammy/msvc-dev-cmd@v1.13.0
        with:
          arch: x64

      - name: Setup cmake
        uses: jwlawson/actions-setup-cmake@v2
        with:
          cmake-version: '3.30.x'
          
      - name: Create Directories 
        run: |
          mkdir cef

      - name: Restore LuaJIT from Cache
        id: restore-cache-luajit
        uses: actions/cache/restore@v4
        with:
          path: LuaJIT
          key: 'windows-luajit-${{ env.LUAJIT_VERSION }}'

      - name: Checkout LuaJIT
        if: steps.restore-cache-luajit.outputs.cache-hit != 'true'
        uses: actions/checkout@v4.2.0
        with:
          path: LuaJIT
          repository: LuaJIT/LuaJIT
          ref: v${{ env.LUAJIT_VERSION }}

      - name: Build LuaJIT
        if: steps.restore-cache-luajit.outputs.cache-hit != 'true'
        run: |
          cd LuaJIT/src
          .\msvcbuild.bat

      - name: Save LuaJIT to Cache
        if: steps.restore-cache-luajit.outputs.cache-hit != 'true'
        uses: actions/cache/save@v4
        with:
          path: LuaJIT
          key: 'windows-luajit-${{ env.LUAJIT_VERSION }}'

      - name: Restore CEF from Cache
        id: restore-cef-cache
        uses: actions/cache/restore@v4
        with:
          path: Bolt\cef\dist
          key: 'windows-cef-${{ env.WINDOWS_CEF_VERSION }}'

      - name: Download CEF
        if: steps.restore-cef-cache.outputs.cache-hit != 'true'
        run: |
          Invoke-WebRequest -Uri 'https://adamcake.com/cef/cef-${{ env.WINDOWS_CEF_VERSION }}-windows64-minimal-ungoogled.zip' -OutFile 'cef.zip'
          Expand-Archive -Path 'cef.zip' -DestinationPath 'cef'
          Copy-Item -Path (Get-ChildItem -Path "cef" -Directory | Select-Object -First 1).FullName -Destination "Bolt\cef\dist" -Recurse

      - name: Save CEF to Cache
        if: steps.restore-cef-cache.outputs.cache-hit != 'true'
        uses: actions/cache/save@v4
        with:
          path: Bolt\cef\dist
          key: 'windows-cef-${{ env.WINDOWS_CEF_VERSION }}'
      
      # At this point the file tree looks like
      # D:\a\Bolt\Bolt
      # - LuaJIT
      #   - <whole luaJIT source>
      # - Bolt
      #   - <whole Bolt source>
      #   - cef
      #     - dist
      #       - <CEF release distribution>
      #
      # The tree has many nested Bolt dirs because of how GHA works.
      # The first two Bolt dirs (D:\a\Bolt\Bolt) are the workspace provided by github.
      # Github always does it this way.
      # Then github normally clones directly in to the workspace with a folder of the repo name. 
      # However for our usecase we clone multiple repos, so we have D:\a\Bolt\Bolt\{LuaJIT, Bolt}
      - name: Build Project
        uses: threeal/cmake-action@v2.0.0
        with:
          source-dir: Bolt # The directory where CMakeLists.txt is located
          build-dir: build # Makes it so that the build directory is set to Bolt/build
          generator: Visual Studio 17
          options: | 
            BOLT_LUAJIT_DIR=D:\a\Bolt\Bolt\LuaJIT\src
            CMAKE_BUILD_TYPE=Release
            BOLT_CEF_INSTALLDIR=D:\a\Bolt\Bolt\install-location
          build-args: --config Release -j 4
      
      # Installs to D:\a\Bolt\Bolt\install-location\bolt-launcher\*
      - name: Create Release
        run: cmake --install build/
      
      # Uploads D:\a\Bolt\Bolt\install-location as a zip
      # With `bolt-launcher` as the root directory of the zip file
      - name: Upload Build Artifact
        uses: actions/upload-artifact@v4
        with:
          name: Bolt-Windows-${{ github.sha }}
          path: D:\a\Bolt\Bolt\install-location
  
      # Uploads the zip file to the release matching the format of the above step
      # Such that build artifacts and release artifacts are the same
      - name: Attach Bolt Artifact to Release
        if: github.event_name == 'release' && env.ENABLE_WINDOWS_RELEASES == 'true'
        env:
          GH_TOKEN: ${{ github.token }}
        # In the script below we cd in to Bolt first, because otherwise the gh command will fail.
        run: |
          cd Bolt
          Compress-Archive -Path D:\a\Bolt\Bolt\install-location\bolt-launcher -DestinationPath D:\a\Bolt\Bolt\Bolt-Windows.zip
          gh release upload ${{ github.event.release.tag_name }} D:\a\Bolt\Bolt\Bolt-Windows.zip

  build-linux-project:          
    name: Build Linux
    runs-on: ubuntu-24.04
    steps:
      - name: Checkout Project
        uses: actions/checkout@v4.2.0
        with:
          submodules: recursive

      - name: Install package dependencies
        run: sudo apt update && sudo apt install -y libx11-dev libxcb1-dev libarchive-dev libluajit-5.1-dev clang cmake ninja-build
          
      - name: Restore CEF from Cache
        id: restore-cef-cache
        uses: actions/cache/restore@v4
        with:
          path: cef/dist
          key: 'linux-cef-${{ env.LINUX_CEF_VERSION }}'

      - name: Download CEF
        if: steps.restore-cef-cache.outputs.cache-hit != 'true'
        run: |
          # Download cef and set up the directory structure
          curl -o cef/cef.tar.gz 'https://adamcake.com/cef/cef-${{ env.LINUX_CEF_VERSION }}-linux-x86_64-minimal-ungoogled.tar.gz'
          mkdir -p cef/dist

          # Extract the cef tarball and copy the contents to the dist directory
          tar -xzf cef/cef.tar.gz --directory cef/dist

          cef_content_dir=$(ls -d cef/dist/* | head -n 1)
          mv "$cef_content_dir"/* cef/dist/
            
          # Clean up the extracted directory
          rm -rf "$cef_content_dir"

      - name: Save CEF to Cache
        if: steps.restore-cef-cache.outputs.cache-hit != 'true'
        uses: actions/cache/save@v4
        with:
          path: cef/dist
          key: 'linux-cef-${{ env.LINUX_CEF_VERSION }}'
      
      - name: Build Project
        uses: threeal/cmake-action@v2.0.0
        with:
          build-dir: build # Makes it so that the build directory is set to ./build
          generator: Ninja
          options: | 
            BOLT_LUAJIT_INCLUDE_DIR=/usr/include/luajit-2.1
            CMAKE_BUILD_TYPE=Release
          build-args: --config Release -j 4
      
      - name: Create Release
        run: |
          cmake --install build/ --prefix install
          chmod +x install/opt/bolt-launcher/bolt
      
      - name: Upload Build Artifact
        uses: actions/upload-artifact@v4
        with:
          name: Bolt-Linux-${{ github.sha }}
          path: install/opt/
  
      # Uploads the zip file to the release matching the format of the above step
      # Such that build artifacts and release artifacts are the same
      - name: Attach Bolt Artifact to Release
        if: github.event_name == 'release' && env.ENABLE_LINUX_RELEASES == 'true'
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          cd install/opt
          zip -r ../../Bolt-Linux.zip .
          cd ../../
          gh release upload ${{ github.event.release.tag_name }} Bolt-Linux.zip