name: Retrace

on:
  push:
    branches:
      - dev
      - Feat/Backend-Direct-GLES
      - Feat/Backend-Direct-Vulkan
  workflow_dispatch:

jobs:
  retrace:
    runs-on: ubuntu-latest
    env:
      TEST_ROOT: ${{github.workspace}}

    steps:
      - name: Set Swap Space
        uses: pierotofy/set-swap-space@master
        with:
          swap-size-gb: 32

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

      - name: Get CMake
        uses: lukka/get-cmake@latest

      - name: Prepare Vulkan SDK
        uses: humbletim/setup-vulkan-sdk@v1.2.1
        with:
          vulkan-query-version: 1.4.304.1
          vulkan-components: Vulkan-Headers, Vulkan-Loader
          vulkan-use-cache: true

      - name: Update glslang external sources
        working-directory: ${{env.TEST_ROOT}}/3rdparty/glslang
        run: python update_glslang_sources.py

      - name: Install dependencies
        run: |
          sudo apt-get update
          sudo apt-get install -y clang-20 clang++-20 lld-20 libc++-20-dev libc++abi-20-dev libvulkan-dev libegl1-mesa-dev libgles2-mesa-dev libgl1-mesa-dri mesa-vulkan-drivers

      - name: Show installed toolchain
        run: |
          clang-20 --version
          clang++-20 --version
          ld.lld-20 --version || ld.lld --version || true
          dpkg -l 'libc++*' 'libegl*' 'libgles*' 'mesa*' || true

      - name: Configure CMake
        working-directory: ${{env.TEST_ROOT}}
        run: |
          if [ "${{ secrets.ACTIONS_STEP_DEBUG }}" == "true" ]; then
            cmake -S . -B build-retrace -G Ninja -DCMAKE_C_COMPILER=clang-20 -DCMAKE_CXX_COMPILER=clang++-20 -DCMAKE_BUILD_TYPE=Debug -DMOBILEGL_BUILD_TEST=OFF -DMOBILEGL_BUILD_BENCHMARK=OFF -DMOBILEGL_BUILD_TRACE_REPLAY=ON -DCMAKE_POLICY_VERSION_MINIMUM=3.5
          else
            cmake -S . -B build-retrace -G Ninja -DCMAKE_C_COMPILER=clang-20 -DCMAKE_CXX_COMPILER=clang++-20 -DCMAKE_BUILD_TYPE=Release -DMOBILEGL_BUILD_TEST=OFF -DMOBILEGL_BUILD_BENCHMARK=OFF -DMOBILEGL_BUILD_TRACE_REPLAY=ON -DCMAKE_POLICY_VERSION_MINIMUM=3.5
          fi

      - name: Build trace replay
        working-directory: ${{env.TEST_ROOT}}/build-retrace
        run: cmake --build . --target mobilegl_trace_replay

      - name: Retrace and validate Espryt (DirectGLES)
        working-directory: ${{env.TEST_ROOT}}/build-retrace
        run: ctest -V -R MobileGLTraceReplay.OpenRA.DirectGLES

      - name: Retrace and validate Magma (DirectVulkan)
        working-directory: ${{env.TEST_ROOT}}/build-retrace
        run: ctest -V -R MobileGLTraceReplay.OpenRA.DirectVulkan

      - name: Upload actual image
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: OpenRA-retrace-actual
          path: |
            build-retrace/tools/trace_replay/openra/actual-images/openra-DirectGLES-actual.png
            build-retrace/tools/trace_replay/openra/actual-images/openra-DirectVulkan-actual.png
            build-retrace/tools/trace_replay/openra/actual-images/*.json
            build-retrace/tools/trace_replay/openra/actual-images/*.log
          if-no-files-found: warn