build-linux.yml

name: build-linux
on:
  push:
    branches:
      - master
  pull_request:
  workflow_dispatch:
  workflow_call:

env:
  QWT_version: 6.3.0

jobs:
  build-linux:
    permissions:
      contents: read
      pull-requests: write
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-24.04, ubuntu-22.04]
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v6
      - run: sudo apt update
      - run: sudo apt install -y apt-utils build-essential wget qt6-base-dev-tools qt6-declarative-dev qt6-multimedia-dev libqt6charts6-dev libqt6datavisualization6-dev libqt6svg6-dev libopencv-core-dev libopencv-dev libarmadillo-dev libgl1-mesa-dev libglu1-mesa-dev bear imagemagick file libfuse2
      - run: wget -O qwt-${{env.QWT_version}}.zip https://sourceforge.net/projects/qwt/files/qwt/${{env.QWT_version}}/qwt-${{env.QWT_version}}.zip/download?use_mirror=pilotfiber
      - run: 7z x qwt-${{env.QWT_version}}.zip
      - run: cd qwt-${{env.QWT_version}} ; /usr/lib/qt6/bin/qmake
      - run: cd qwt-${{env.QWT_version}} ; make -j4
      - run: cd qwt-${{env.QWT_version}} ; sudo make install

      - name: Put release name into a variable (pull request)
        if: ${{ github.event_name == 'pull_request' }}
        run: echo "WORKFLOW_VERSION=${{github.event.pull_request.head.sha}}_${{github.event.pull_request.base.sha}}" >> $GITHUB_ENV
      - name: Put release name into a variable (tag)
        if: ${{ startsWith(github.event.ref, 'refs/tags/v') }}
        run: echo "WORKFLOW_VERSION=${{github.ref_name}}" >> $GITHUB_ENV
      - name: Put release name into a variable (single commit)
        if: ${{ !startsWith(github.event.ref, 'refs/tags/v') && github.event_name != 'pull_request' }}
        run: echo "WORKFLOW_VERSION=${{github.sha}}" >> $GITHUB_ENV
      - name: Find and Replace MY_AUTOMATED_VERSION_STRING
        run: sed -i "s/MY_AUTOMATED_VERSION_STRING/${{env.WORKFLOW_VERSION}}/" DFTFringe.pro

      - run: /usr/lib/qt6/bin/qmake DFTFringe.pro
      - uses: ammaraskar/gcc-problem-matcher@master
      - run: echo "::add-matcher::.github/matcher/uic_matcher.json"

      - name: capture compile_commands.json from build
        run: bear -- make -j4
      - run: echo "::remove-matcher owner=uic-problem-matcher::"

      - name: Run C++ Linter (clang-tidy)
        if: strategy.job-index == 0 && github.event_name == 'pull_request' #run only for first OS of the matrix
        uses: cpp-linter/cpp-linter-action@v2
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          style: '' # we don't want check from clang-format
          lines-changed-only: 'true' # Only lines in the diff that contain additions are analyzed. Avoid noise from existing code.
          thread-comments: 'update'
          tidy-checks: '' # rely solely on .clang-tidy file
          tidy-review: true
          passive-reviews: true
          ignore: 'bezier|boost|SingleApplication|spdlog|zernike|cnpy|moc_*|ui_*|qwt*'

      - name: Assemble AppDir
        if: matrix.os == 'ubuntu-22.04'
        run: |
          mkdir -p AppDir/usr/bin
          cp DFTFringe AppDir/usr/bin/
          # Runtime data is resolved relative to applicationDirPath(), so it
          # must sit next to the binary (see colormapviewerdlg.cpp, mainwindow.cpp)
          cp -r ColorMaps AppDir/usr/bin/
          mkdir -p AppDir/usr/bin/res
          cp -r res/Help AppDir/usr/bin/res/
          cp RevisionHistory.html AppDir/usr/bin/
          # Icon: reuse the Windows .ico, keep the largest frame
          convert res/surface_LeY_icon.ico ico_frame.png
          cp "$(ls -S ico_frame*.png | head -n 1)" dftfringe.png
          # Desktop entry (required by appimagetool)
          cat > dftfringe.desktop << 'EOF'
          [Desktop Entry]
          Type=Application
          Name=DFTFringe
          Comment=Interferometry analysis for telescope mirror makers
          Exec=DFTFringe
          Icon=dftfringe
          Categories=Science;Education;
          Terminal=false
          EOF
      - name: Fetch linuxdeploy
        if: matrix.os == 'ubuntu-22.04'
        run: |
          wget -q https://github.com/linuxdeploy/linuxdeploy/releases/download/continuous/linuxdeploy-x86_64.AppImage
          wget -q https://github.com/linuxdeploy/linuxdeploy-plugin-qt/releases/download/continuous/linuxdeploy-plugin-qt-x86_64.AppImage
          chmod +x linuxdeploy-*.AppImage
      - name: Build AppImage
        if: matrix.os == 'ubuntu-22.04'
        env:
          QMAKE: /usr/lib/qt6/bin/qmake
          VERSION: ${{ env.WORKFLOW_VERSION }}
        run: |
          ./linuxdeploy-x86_64.AppImage --appdir AppDir \
            --desktop-file dftfringe.desktop \
            --icon-file dftfringe.png \
            --plugin qt \
            --output appimage
      - name: Smoke test AppImage
        if: matrix.os == 'ubuntu-22.04'
        run: |
          ./DFTFringe-*.AppImage --appimage-extract > /dev/null
          ldd squashfs-root/usr/bin/DFTFringe | grep -v "not found"
          ! ldd squashfs-root/usr/bin/DFTFringe | grep "not found"
      - name: Upload AppImage
        if: matrix.os == 'ubuntu-22.04'
        uses: actions/upload-artifact@v7
        with:
          name: DFTFringe-linux-appimage
          path: DFTFringe-*.AppImage
          if-no-files-found: error