name: profiler-hub Static Analysis
run-name: profiler-hub-static-analysis

on:
  workflow_dispatch:
  push:
    branches:
      - develop
    paths:
      - '.github/workflows/profiler-hub-static-analysis.yml'
      - 'profilers/profiler-hub/**'
      - '!profilers/profiler-hub/build/**'
      - '!profilers/profiler-hub/docs/**'
      - '!profilers/profiler-hub/README.md'
  pull_request:
    branches:
      - develop
    paths:
      - '.github/workflows/profiler-hub-static-analysis.yml'
      - 'profilers/profiler-hub/**'
      - '!profilers/profiler-hub/build/**'
      - '!profilers/profiler-hub/docs/**'
      - '!profilers/profiler-hub/README.md'

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

permissions:
  contents: read

jobs:
  clang-tidy:
    name: clang-tidy
    runs-on: ubuntu-24.04
    timeout-minutes: 20

    steps:
      - uses: actions/checkout@v6
        with:
          sparse-checkout: |
            profilers/profiler-hub
            .github/workflows

      - name: Install dependencies
        run: |
          sudo apt-get update
          sudo apt-get install -y \
            cmake \
            gcc g++ clang-tidy-18 \
            libsqlite3-dev libspdlog-dev libfmt-dev nlohmann-json3-dev \
            libgtest-dev libgmock-dev libbenchmark-dev
          sudo update-alternatives --install /usr/bin/clang-tidy clang-tidy /usr/bin/clang-tidy-18 100

      - name: Configure
        working-directory: profilers/profiler-hub
        env:
          CC: gcc
          CXX: g++
        run: |
          cmake --version
          clang-tidy --version | head -2
          cmake -S . -B build \
            -DCMAKE_BUILD_TYPE=Release \
            -DCMAKE_EXPORT_COMPILE_COMMANDS=ON \
            -DPROFILER_HUB_BUILD_TESTS=OFF \
            -DPROFILER_HUB_BUILD_BENCHMARKS=OFF

      - name: Build
        working-directory: profilers/profiler-hub
        run: cmake --build build --parallel $(nproc)

      - name: Run clang-tidy
        working-directory: profilers/profiler-hub
        run: |
          set -o pipefail
          cmake --build build --target clang-tidy 2>&1 | tee clang-tidy.log
          WARNINGS=$(grep -cE 'warning:' clang-tidy.log || true)
          ERRORS=$(grep -cE 'error:' clang-tidy.log || true)
          {
            echo "## clang-tidy summary"
            echo ""
            echo "| Severity | Count |"
            echo "|----------|-------|"
            echo "| Errors   | ${ERRORS} |"
            echo "| Warnings | ${WARNINGS} |"
          } >> "${GITHUB_STEP_SUMMARY}"
          echo "Errors: ${ERRORS}, Warnings: ${WARNINGS}"

      - name: Report clang-tidy findings (non-blocking)
        working-directory: profilers/profiler-hub
        run: |
          WARNINGS=$(grep -cE 'warning:' clang-tidy.log || true)
          ERRORS=$(grep -cE 'error:' clang-tidy.log || true)
          if [ "${ERRORS}" -gt 0 ] || [ "${WARNINGS}" -gt 0 ]; then
            echo "::warning::clang-tidy reported ${ERRORS} error(s) and ${WARNINGS} warning(s); cleanup tracked separately"
          else
            echo "clang-tidy produced zero errors and zero warnings"
          fi

      - name: Upload clang-tidy log
        if: always()
        uses: actions/upload-artifact@v7
        with:
          name: clang-tidy-log
          path: profilers/profiler-hub/clang-tidy.log
          if-no-files-found: warn