name: Workflow

on:
  push:
    branches:
      - 'main'
      - 'ci-*'
    tags:
      - 'v*'
  pull_request:

jobs:

  ci:
    strategy:
      matrix:
        platform:
          - { name: 'Linux',    arch: 'x64',          os: ubuntu-latest,  werror: true }
          - { name: 'Linux',    arch: 'arm64',        os: ubuntu-24.04-arm,  werror: true }
          - { name: 'MacOS',    arch: 'arm64-x64',    os: macos-latest,   werror: true, cmake-args: '-DCMAKE_OSX_ARCHITECTURES="x86_64;arm64"' }
          - { name: 'Windows',  arch: 'x86',          os: windows-latest, msvc-arch: 'Win32' }
          - { name: 'Windows',  arch: 'x64',          os: windows-latest, msvc-arch: 'x64' }
#          - { name: 'Windows',  arch: 'arm64',        os: windows-latest, msvc-arch: 'amd64_arm64', cross: true }

    defaults:
      run:
        shell: sh
    runs-on: '${{ matrix.platform.os }}'
    name: 'CI ${{ matrix.platform.name }} ${{ matrix.platform.arch }}'
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: recursive
      - name: Set up Ninja
        uses: aseprite/get-ninja@main
      - uses: ilammy/msvc-dev-cmd@v1.13.0
        if: ${{ !!matrix.platform.msvc-arch }}
        with:
          arch: ${{ matrix.platform.msvc-arch }}
      - name: Install Linux dependencies
        if: ${{ runner.os == 'Linux' }}
        run: |
          sudo apt-get update
          sudo apt-get install -y libgl-dev libgl1-mesa-dev libglu1-mesa-dev libxext-dev
      - name: Set up SDL
        uses: libsdl-org/setup-sdl@main
        with:
          add-to-environment: true
          build-type: Release
          cmake-arguments: ${{ matrix.platform.cmake-args }}
          cmake-generator: Ninja
          cmake-toolchain-file: ${{ matrix.platform.cmake-toolchain-file }}
          discriminator: ${{ matrix.platform.arch }}
          version: 2-latest
          version-sdl12-compat: 1-head
      - name: 'Prepare sources for release'
        if: ${{ startsWith(github.ref, 'refs/tags/') }}
        run: |
          echo "${{ github.ref_name }}" >VERSION
      - name: 'Configure (CMake)'
        id: configure
        run: |
          cmake -B build -GNinja \
            -DCMAKE_BUILD_TYPE=RelWithDebInfo \
            -DBUILD_TESTS=ON \
            -DDETHRACE_WERROR=${{ !!matrix.platform.werror }} \
            -DCMAKE_POLICY_DEFAULT_CMP0074=NEW \
            -DDETHRACE_INSTALL=ON \
            -DDETHRACE_PACKAGE_PLATFORM=${{ matrix.platform.name }} \
            -DDETHRACE_PACKAGE_ARCH=${{ matrix.platform.arch }} \
            -DCMAKE_TOOLCHAIN_FILE=${{ matrix.platform.cmake-toolchain-file }} \
            -DDETHRACE_PLATFORM_SDL1=ON \
            -DDETHRACE_PLATFORM_SDL2=ON \
            -DDETHRACE_PLATFORM_SDL_DYNAMIC=ON \
            ${{ matrix.platform.cmake-args }}
      - name: 'Build (CMake)'
        run: |
          cmake --build build
      - name: 'Test (CTest)'
        if: ${{ !matrix.platform.cross }}
        run: |
          ctest --test-dir build --verbose
      - name: 'Package (CPack)'
        run: |
          cd build
          cpack .
      - name: Upload Artifact
        uses: actions/upload-artifact@v4
        with:
          name: '${{ steps.configure.outputs.filename }}'
          path: 'build/dist/${{ steps.configure.outputs.filename }}'
          if-no-files-found: error

  create-release:
    name: Create Release
    needs: [ci]
    if: startsWith(github.ref, 'refs/tags/')
    runs-on: ubuntu-latest
    steps:
      - name: Fetch Build Artifacts
        uses: actions/download-artifact@v4
        with:
          path: artifacts
      - name: Calculate Variables
        id: vars
        run: |
          echo "ref_name_without_v=$(echo ${GITHUB_REF_NAME} | cut -c2-)" >>$GITHUB_OUTPUT
      - name: Create Release
        id: create_release
        uses: softprops/action-gh-release@v2
        with:
          draft: false
          prerelease: false
          name: Dethrace ${{ steps.vars.outputs.ref_name_without_v }}
          generate_release_notes: true
          files: |
            artifacts/**

  reccmp:
    name: Verify decomp
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
      name: Checkout
      with:
        submodules: recursive
    - name: Checkout reccmp-report
      uses: actions/checkout@v4
      with:
        repository: dethrace-labs/reccmp-report
        token: ${{ secrets.RECCMP_REPORT_TOKEN }}
        path: reccmp-report
    - uses: dethrace-labs/reccmp-action@main
      name: Build
      with:
        cmake_flags: -G Ninja -DCMAKE_BUILD_TYPE=Debug -DMSVC_42_FOR_RECCMP=on
        build_only: true
    - uses: dethrace-labs/reccmp-action@main
      name: Run reccmp
      with:
        cmake_flags: -G Ninja -DCMAKE_BUILD_TYPE=Debug -DMSVC_42_FOR_RECCMP=on
        target: CARM95
        diff_report_filename: ${{ github.workspace}}/reccmp-report/report.json
        report_filename: ${{ github.workspace}}/new-reccmp-report.json
        original_binary_url: https://archive.org/download/carm-95/CARM95.EXE
        original_binary_filename: CARM95.EXE
        reccmp_output_filename: ${{ github.workspace}}/reccmp-output.txt
    - name: Upload Artifact
      uses: actions/upload-artifact@v4
      with:
        name: reccmp-output.txt
        path: ${{ github.workspace}}/reccmp-output.txt
        if-no-files-found: error
    - name: Validate correctness
      run: |
        if grep -q "Decreased" ${{ github.workspace}}/reccmp-output.txt; then
          echo "::warning file=reccmp-output.txt::Decomp correctness decreased"
        fi
    - name: Update report in reccmp-report
      if: github.ref == 'refs/heads/main'
      run: |
        cp new-reccmp-report.json reccmp-report/report.json
        cd reccmp-report
        git config user.name "github-actions[bot]"
        git config user.email "github-actions[bot]@users.noreply.github.com"
        git commit -am "Update report from ${GITHUB_SHA::7}" || echo "No changes to commit"
        git push