name: Continuous integration
on: [push, pull_request]

env:
  # Only used for the cache key. Increment version to force clean build.
  GODOT_BASE_BRANCH: master
  # Used to select the version of Godot to run the tests with.
  GODOT_TEST_VERSION: master

concurrency:
  group: ci-${{github.actor}}-${{github.head_ref || github.run_number}}-${{github.ref}}
  cancel-in-progress: true

jobs:
  build:
    name: "${{ matrix.platform.name }} (${{ matrix.builder.name }}, ${{matrix.platform.description}})"
    runs-on: ${{ matrix.platform.os }}
    strategy:
      fail-fast: false
      matrix:

        # TODO: remove after CMake IOS config is ready
        exclude:
          - builder:
              name: CMake

            platform:
              name: 🍏 iOS

        builder:
          - name: SCons
            generate_sources: |
              scons {0} build_library=no verbose=yes
              scons -c

            build_godot_cpp_debug: |
              scons {0} target=template_debug verbose=yes

            build_debug: |
              cd test
              scons {0} target=template_debug build_library=no debug_symbols=yes optimize=debug verbose=yes

            build_release: |
              cd test
              scons {0} target=template_release verbose=yes

          - name: CMake
            generate_sources: |
              cmake {0} -DCMAKE_C_COMPILER_LAUNCHER=ccache -D CMAKE_CXX_COMPILER_LAUNCHER=ccache -B build test

            build_godot_cpp_debug: |
              cmake --build build --config Debug --target godot-cpp -v

            build_debug: |
              cmake --build build --config Debug -v

            build_release: |
              cmake {0} -DCMAKE_C_COMPILER_LAUNCHER=ccache -DCMAKE_CXX_COMPILER_LAUNCHER=ccache -DGODOT_TARGET=TEMPLATE_RELEASE -B build_release test
              cmake --build build_release --config Release -v

        platform:
          - name: 🐧 Linux
            description: 'GCC'
            os: ubuntu-20.04
            platform: linux
            artifact-name: godot-cpp-linux-glibc2.27-x86_64-release
            artifact-path:
              SCons: bin/libgodot-cpp.linux.template_release.x86_64.a
              CMake: build_release/godot-cpp/bin/Release/libgodot-cpp.linux.template_release.x86_64.a
            flags:
              SCons: platform=linux
              CMake: -G "Ninja Multi-Config"
            run-tests: true
            cache-name: linux-x86_64

          - name: 🐧 Linux
            description: 'GCC, Double Precision'
            os: ubuntu-20.04
            platform: linux
            artifact-name: godot-cpp-linux-glibc2.27-x86_64-double-release
            artifact-path:
              SCons: bin/libgodot-cpp.linux.template_release.double.x86_64.a
              CMake: build_release/godot-cpp/bin/Release/libgodot-cpp.linux.template_release.double.x86_64.a
            flags:
              SCons: platform=linux precision=double
              CMake: -G "Ninja Multi-Config" -DGODOT_FLOAT_PRECISION=DOUBLE
            run-tests: false
            cache-name: linux-x86_64-f64

          - name: 🏁 Windows
            description: 'x86_64, MSVC'
            os: windows-2019
            platform: windows
            artifact-name: godot-cpp-windows-msvc2019-x86_64-release
            artifact-path:
              SCons: bin/libgodot-cpp.windows.template_release.x86_64.lib
              CMake: build_release/godot-cpp/bin/Release/godot-cpp.windows.template_release.x86_64.lib
            flags:
              Scons: platform=windows
              CMake: '-G "Visual Studio 16 2019" -A x64'
            run-tests: false
            cache-name: windows-x86_64-msvc

          - name: 🏁 Windows
            description: 'x86_64, MinGW'
            os: windows-2019
            platform: windows
            artifact-name: godot-cpp-linux-mingw-x86_64-release
            artifact-path:
              SCons: bin/libgodot-cpp.windows.template_release.x86_64.a
              CMake: build_release/godot-cpp/bin/Release/libgodot-cpp.windows.template_release.x86_64.a
            flags:
              SCons: platform=windows use_mingw=yes
              CMake: -G "Ninja Multi-Config"
            use-mingw: true
            run-tests: false
            cache-name: windows-x86_64-mingw

          - name: 🍎 macOS
            description: 'universal'
            os: macos-latest
            platform: macos
            artifact-name: godot-cpp-macos-universal-release
            artifact-path:
              SCons: bin/libgodot-cpp.macos.template_release.universal.a
              CMake: build_release/godot-cpp/bin/Release/libgodot-cpp.macos.template_release.a
            flags:
              SCons: platform=macos arch=universal
              CMake: -G Xcode -DCMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_ALLOWED=NO
            run-tests: false
            cache-name: macos-universal

          - name: 🤖 Android
            description: 'arm64'
            os: ubuntu-20.04
            platform: android
            artifact-name: godot-cpp-android-arm64-release
            artifact-path:
              SCons: bin/libgodot-cpp.android.template_release.arm64.a
              CMake: build_release/godot-cpp/bin/Release/libgodot-cpp.android.template_release.arm64.a
            flags:
              SCons: platform=android arch=arm64
              CMake: --toolchain ${ANDROID_HOME}/ndk/23.2.8568313/build/cmake/android.toolchain.cmake -G "Ninja Multi-Config" -DANDROID_PLATFORM=21
            run-tests: false
            cache-name: android-arm64

          - name: 🍏 iOS
            description: 'arm64'
            os: macos-latest
            platform: ios
            artifact-name: godot-cpp-ios-arm64-release
            artifact-path:
              SCons: bin/libgodot-cpp.ios.template_release.arm64.a
              CMake: build_release/godot-cpp/bin/Release/Release/libgodot-cpp.ios.template_release.a
            flags:
              SCons: platform=ios arch=arm64
              CMake: -G Xcode -DCMAKE_XCODE_ATTRIBUTE_CODE_SIGNING_ALLOWED=NO
            run-tests: false
            cache-name: ios-arm64

          - name: 🌐 Web
            description: 'wasm32'
            os: ubuntu-20.04
            platform: web
            artifact-name: godot-cpp-web-wasm32-release
            artifact-path:
              SCons: bin/libgodot-cpp.web.template_release.wasm32.a
              CMake: build_release/godot-cpp/bin/Release/libgodot-cpp.web.template_release.wasm32.a
            flags:
              SCons: platform=web
              CMake: --toolchain ${EMSDK}/upstream/emscripten/cmake/Modules/Platform/Emscripten.cmake -G "Ninja Multi-Config"
            run-tests: false
            cache-name: web-wasm32

    env:
      SCONS_CACHE: ${{ github.workspace }}/.scons-cache/
      EM_VERSION: 3.1.39
      EM_CACHE_FOLDER: "emsdk-cache"

    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          submodules: recursive

      - name: Restore Godot build cache
        if: ${{ matrix.builder.name == 'SCons' }}
        uses: ./.github/actions/godot-cache-restore
        with:
          cache-name: ${{ matrix.platform.cache-name }}
        continue-on-error: true

      - name: Set up Python (for SCons)
        if: ${{ matrix.builder.name == 'SCons' }}
        uses: actions/setup-python@v5
        with:
          python-version: '3.x'

      - name: Android dependencies
        if: ${{ matrix.platform.platform == 'android' }}
        uses: nttld/setup-ndk@v1
        with:
          ndk-version: r23c
          link-to-sdk: true

      - name: Web dependencies
        if: ${{ matrix.platform.platform == 'web' }}
        uses: mymindstorm/setup-emsdk@v14
        with:
          version: ${{env.EM_VERSION}}
          actions-cache-folder: ${{env.EM_CACHE_FOLDER}}

      - name: Setup MinGW for Windows/MinGW build
        if: ${{ matrix.platform.use-mingw }}
        uses: egor-tensin/setup-mingw@v2
        with:
          version: 12.2.0

      - name: Install scons
        if: ${{ matrix.builder.name == 'SCons' }}
        run: |
          python -m pip install scons==4.0.0

      - name: Install CMake
        if: ${{ matrix.builder.name == 'CMake' }}
        uses: jwlawson/actions-setup-cmake@v2

      - name: Install ccache
        if: ${{ matrix.builder.name == 'CMake' }}
        uses: hendrikmuhs/ccache-action@v1.2
        with:
          key: ${{ matrix.platform.cache-name }}

      - name: Install Ninja
        if: ${{ matrix.builder.name == 'CMake' }}
        uses: ashutoshvarma/setup-ninja@master

      - name: Generate godot-cpp sources only
        run: ${{ format(matrix.builder.generate_sources, matrix.platform.flags[matrix.builder.name]) }}

      - name: Build godot-cpp (debug)
        run: ${{ format(matrix.builder.build_godot_cpp_debug, matrix.platform.flags[matrix.builder.name]) }}

      - name: Build test without rebuilding godot-cpp (debug)
        run: ${{ format(matrix.builder.build_debug, matrix.platform.flags[matrix.builder.name]) }}

      - name: Build test and godot-cpp (release)
        run: ${{ format(matrix.builder.build_release, matrix.platform.flags[matrix.builder.name]) }}

      - name: Save Godot build cache
        if: ${{ matrix.builder.name == 'SCons' }}
        uses: ./.github/actions/godot-cache-save
        with:
          cache-name: ${{ matrix.builder.cache-name }}
        continue-on-error: true

      - name: Download latest Godot artifacts
        uses: dsnopek/action-download-artifact@1322f74e2dac9feed2ee76a32d9ae1ca3b4cf4e9
        if: ${{ matrix.platform.run-tests && env.GODOT_TEST_VERSION == 'master' }}
        with:
          repo: godotengine/godot
          branch: master
          event: push
          workflow: linux_builds.yml
          workflow_conclusion: success
          name: linux-editor-mono
          search_artifacts: true
          check_artifacts: true
          ensure_latest: true
          path: godot-artifacts

      - name: Prepare Godot artifacts for testing
        if: ${{ matrix.platform.run-tests && env.GODOT_TEST_VERSION == 'master' }}
        run: |
          chmod +x ./godot-artifacts/godot.linuxbsd.editor.x86_64.mono
          echo "GODOT=$(pwd)/godot-artifacts/godot.linuxbsd.editor.x86_64.mono" >> $GITHUB_ENV

      - name: Download requested Godot version for testing
        if: ${{ matrix.platform.run-tests && env.GODOT_TEST_VERSION != 'master' }}
        run: |
          wget "https://github.com/godotengine/godot-builds/releases/download/${GODOT_TEST_VERSION}/Godot_v${GODOT_TEST_VERSION}_linux.x86_64.zip" -O Godot.zip
          unzip -a Godot.zip
          chmod +x "Godot_v${GODOT_TEST_VERSION}_linux.x86_64"
          echo "GODOT=$(pwd)/Godot_v${GODOT_TEST_VERSION}_linux.x86_64" >> $GITHUB_ENV

      - name: Run tests
        if: ${{ matrix.platform.run-tests }}
        run: |
          $GODOT --headless --version
          cd test
          # Need to run the editor so .godot is generated... but it crashes! Ignore that :-)
          (cd project && (timeout 30 $GODOT --import --headless >/dev/null 2>&1 || true))
          ./run-tests.sh

      - name: Upload artifact
        uses: actions/upload-artifact@v3
        with:
          name: ${{ matrix.platform.artifact-name }}-${{ matrix.builder.name }}
          path: ${{ matrix.platform.artifact-path[matrix.builder.name] }}
          if-no-files-found: error