dotnet-format.yml

name: dotnet-format

on:
  pull_request:
    branches: ["main", "feature*"]
    paths:
      - "webapi/**"
      - "tools/**"

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  check-format:
    runs-on: ubuntu-latest
    env:
      NUGET_CERT_REVOCATION_MODE: offline

    steps:
      - name: Check out code
        uses: actions/checkout@v3
        with:
          clean: true

      - name: Get changed files
        id: changed-files
        uses: jitterbit/get-changed-files@v1
        continue-on-error: true

      - name: No C# files changed
        id: no-csharp
        if: steps.changed-files.outputs.added_modified == ''
        run: echo "No C# files changed"

      # This step will loop over the changed files and find the nearest .csproj file for each one, then store the unique csproj files in a variable
      - name: Find csproj files
        id: find-csproj
        run: |
          csproj_files=()
          if [[ ${{ steps.changed-files.outcome }} == 'success' ]]; then
            for file in ${{ steps.changed-files.outputs.added_modified }}; do
              echo "$file was changed"
              dir="./$file"
              while [[ $dir != "." && $dir != "/" && $dir != $GITHUB_WORKSPACE ]]; do
                if find "$dir" -maxdepth 1 -name "*.csproj" -print -quit | grep -q .; then
                  csproj_files+=("$(find "$dir" -maxdepth 1 -name "*.csproj" -print -quit)")
                  break
                fi

                dir=$(echo ${dir%/*})
              done
            done
          else
            # if the changed-files step failed, run dotnet on the whole sln instead of specific projects
            echo "Running dotnet format on whole solution"
            csproj_files=$(find ./ -type f -name "*.sln" | tr '\n' ' ');
          fi
          csproj_files=($(printf "%s\n" "${csproj_files[@]}" | sort -u))
          echo "Found ${#csproj_files[@]} unique csproj/sln files: ${csproj_files[*]}"
          echo "csproj_files=${csproj_files[*]}" >> $GITHUB_OUTPUT

      - name: Setup .NET
        uses: actions/setup-dotnet@v3
        with:
          dotnet-version: 7.0.x

      - name: Check formatting
        if: steps.find-csproj.outputs.csproj_files != ''
        run: |
          for csproj in ${{ steps.find-csproj.outputs.csproj_files }}; do
            echo "Checking formatting for $csproj"
            dotnet format $csproj --verify-no-changes --verbosity diagnostic
          done