ci-linux.yml

name: Build and Release (Linux)

on:
  push:
    branches:
      - main
    tags:
      - '*'
    paths-ignore:
      - '**.md'
  pull_request:
    types: [opened, synchronize, reopened, ready_for_review]
    branches:
      - main
    paths-ignore:
      - '**.md'
      - 'changelog.lua'
      - '.gitignore'
concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

jobs:
  build:
    if: github.event.pull_request.draft == false
    name: Build for Linux
    runs-on: ubuntu-latest

    steps:
      - name: Check out Git repository
        uses: actions/checkout@v4
        with:
          submodules: recursive
          fetch-depth: "0" # Required so that git describe actually works (and we can embed the version tag)

      - name: Set up ccache
        uses: hendrikmuhs/ccache-action@v1.2

      - name: Update apt cache
        run: sudo apt-get update

      - name: Install Ninja
        run: sudo apt-get install ninja-build

      - name: Install n2
        run: cargo install --git https://github.com/evmar/n2

      # Can't actually be used on CI runners, but we need the headers for embedding webview
      - name: Install WebKitGTK
        run: sudo apt-get install gtk+-3.0-dev webkit2gtk-4.0-dev --yes

      - name: Install PulseAudio
        run: sudo apt-get install pulseaudio libpulse-dev --yes

      - name: Set up virtual audio device # Required for LabSound tests
        run:  pulseaudio --start --load="module-null-sink" --exit-idle-time=-1

      - name: Configure environment
        run: |
            export PATH="/usr/lib/ccache:$PATH"
            echo "CC=/usr/lib/ccache/gcc" >> $GITHUB_ENV
            echo "CXX=/usr/lib/ccache/g++" >> $GITHUB_ENV
            echo $DISPLAY
            export DISPLAY=:99.0
            echo $DISPLAY

      - name: Generate versions.lua # Required for those libraries that don't export versioning information
        run: deps/discover-submodule-versions.sh && cat deps/versions.lua

      - name: Build luajit
        run: deps/luajit-unixbuild.sh && ls ninjabuild-unix

      - name: Build wgpu
        run: deps/wgpu-unixbuild.sh && ls ninjabuild-unix

      - name: Build luv and libuv
        run: deps/luv-unixbuild.sh && ls ninjabuild-unix

      - name: Build glfw
        run: deps/glfw-unixbuild.sh && ls ninjabuild-unix
      
      - name: Build miniz
        run: deps/miniz-unixbuild.sh && ls ninjabuild-unix

      - name: Build rapidjson
        run: deps/rapidjson-unixbuild.sh && ls ninjabuild-unix
 
      - name: Build openssl
        run: deps/openssl-unixbuild.sh && ls ninjabuild-unix

      - name: Build lua-openssl
        run: deps/luaopenssl-unixbuild.sh && ls ninjabuild-unix

      - name: Build zlib
        run: deps/zlib-unixbuild.sh && ls ninjabuild-unix

      - name: Build pcre
        run: deps/pcre-unixbuild.sh && ls ninjabuild-unix

      - name: Build uwebsockets
        run: deps/uws-unixbuild.sh && ls ninjabuild-unix

      - name: Build RmlUI with FreeType
        run: deps/rml-unixbuild.sh && ls ninjabuild-unix

      - name: Build LabSound
        run: deps/labsound-unixbuild.sh && ls ninjabuild-unix

      - name: Build runtime
        run: ls && ./unixbuild.sh && ls ninjabuild-unix && cp ninjabuild-unix/evo . && ls

      - name: Add executable to PATH
        run: echo "$(pwd)" >> $GITHUB_PATH

      - name: Run smoke tests
        run: evo Tests/smoke-test.lua

      - name: Run snapshot tests
        run: evo Tests/snapshot-test.lua

      - name: Run unit tests
        run: xvfb-run -e /dev/stdout evo Tests/unit-test.lua

      - name: Run integration tests
        run: xvfb-run -e /dev/stdout evo Tests/integration-test.lua

      - name: Run benchmarks
        run: evo .github/run-all-benchmarks.lua

      - name: Prepare artifacts
        run: cp evo evo-linux-x64

      # GitHub adds a heading of their own, so remove the duplicate
      - name: Generate CHANGELOG.MD
        run: evo create-changelog.lua && tail -n +3 CHANGELOG.MD > CHANGELOG-GITHUB.MD && mv CHANGELOG-GITHUB.MD CHANGELOG.MD

      - name: Publish new release
        # Truly "continuous" releases may be overkill here, so better only release tagged versions
        if: startsWith(github.ref, 'refs/tags/v')
        uses: softprops/action-gh-release@v2
        with:
          files: evo-linux-x64
          body_path: CHANGELOG.MD
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}