name: CSharp Server Gate

on:
  push:
    branches:
      - rewrite/csharp-server
    paths:
      - "server/**"
      - "src/ServerProcess.*"
      - "CMakeLists.txt"
      - "cmake/stage_server.cmake"
      - "build.bat"
      - "deploy.bat"
      - "check-setup.bat"
      - ".github/workflows/csharp-server.yml"
  workflow_dispatch:

jobs:
  build-and-test:
    runs-on: [self-hosted, Linux, X64]
    steps:
      - uses: actions/checkout@v4

      - name: Reject Python files
        shell: bash
        run: |
          if find . -type f -name '*.py' -print -quit | grep -q .; then
            echo "Python files are not allowed in CO-SERVER"
            find . -type f -name '*.py' -print
            exit 1
          fi
          if find server -maxdepth 1 -type f -name 'requirements*.txt' -print -quit | grep -q .; then
            echo "Python requirements files are not allowed in CO-SERVER"
            find server -maxdepth 1 -type f -name 'requirements*.txt' -print
            exit 1
          fi

      - uses: actions/setup-dotnet@v4
        with:
          dotnet-version: "8.0.x"

      - name: Build C# server
        working-directory: server
        run: dotnet build CommonwealthOnline.Server.csproj -c Release --nologo

      - name: Run C# server tests
        working-directory: server
        run: dotnet run --project tests/CommonwealthOnline.Server.Tests.csproj -c Release

      - name: Check Linux scripts
        working-directory: server
        run: |
          chmod +x start.sh fix-port.sh scripts/linux_compat_checks.sh
          bash -n start.sh
          bash -n fix-port.sh
          bash -n scripts/linux_compat_checks.sh

      - name: Publish Linux server
        working-directory: server
        run: dotnet publish CommonwealthOnline.Server.csproj -c Release -r linux-x64 --self-contained false -o publish/linux-x64 --nologo

      - name: Verify published entrypoint
        working-directory: server
        run: test -f publish/linux-x64/CommonwealthOnline.Server.dll