name: Linux Builds
on:
  push:
    branches: [ master, github_actions ]
  pull_request:
    branches: [ master ]

# Global Cache Settings
env:
  GODOT_BASE_BRANCH: 3.2
  SCONS_CACHE_LIMIT: 4096

jobs:
  linux-editor:
    runs-on: "ubuntu-20.04"
    name: Editor

    steps:
      # Clone Godot
      - uses: actions/checkout@v2
        with:
          repository: godotengine/godot
          ref: 3.2

      # Clone our module under the correct directory
      - uses: actions/checkout@v2
        with:
          path: modules/voxel

      # Azure repositories are not reliable, we need to prevent azure giving us packages.
      - name: Make apt sources.list use the default Ubuntu repositories
        run: |
          sudo rm -f /etc/apt/sources.list.d/*
          sudo cp -f misc/ci/sources.list /etc/apt/sources.list
          sudo apt-get update

      # Install all packages (except scons)
      - name: Configure dependencies
        run: |
          sudo apt-get install build-essential pkg-config libx11-dev libxcursor-dev \
            libxinerama-dev libgl1-mesa-dev libglu-dev libasound2-dev libpulse-dev libudev-dev libxi-dev libxrandr-dev yasm

      # Upload cache on completion and check it out now
      - name: Load .scons_cache directory
        id: linux-editor-cache
        uses: actions/cache@v2
        with:
          path: ${{github.workspace}}/.scons_cache/
          key: ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
          restore-keys: |
            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}-${{github.sha}}
            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}-${{github.ref}}
            ${{github.job}}-${{env.GODOT_BASE_BRANCH}}

      # Use python 3.x release (works cross platform; best to keep self contained in it's own step)
      - name: Set up Python 3.x
        uses: actions/setup-python@v2
        with:
          # Semantic version range syntax or exact version of a Python version
          python-version: '3.x'
          # Optional - x64 or x86 architecture, defaults to x64
          architecture: 'x64'

      # Setup scons, print python version and scons version info, so if anything is broken it won't run the build.
      - name: Configuring Python packages
        run: |
          python -c "import sys; print(sys.version)"
          python -m pip install scons
          python --version
          scons --version

      # We should always be explicit with our flags usage here since it's gonna be sure to always set those flags
      - name: Compilation
        env:
          SCONS_CACHE: ${{github.workspace}}/.scons_cache/
        run: |
          scons -j2 verbose=yes warnings=all werror=yes platform=linuxbsd tools=yes tests=yes target=release_debug

      # Execute unit tests for the editor
      - name: Unit Tests
        run: |
          ./bin/godot.linuxbsd.opt.tools.64 --test