name: Build IfcOpenShell Linux

on:
  workflow_dispatch:

jobs:
  build_ifcopenshell:
    runs-on: ubuntu-22.04
    container: rockylinux:9

    steps:
      - name: Set up uv
        uses: astral-sh/setup-uv@37802adc94f370d6bfd71619e3f0bf239e1f3b78 # v7.6.0

      - name: Install Python
        # Installs latest Python version so it's preferred by uv over Rocky's system Python.
        run: uv python install

      - name: Install Dependencies
        run: |
          dnf update -y
          dnf install -y epel-release
          # --enablerepo=crb: libstdc++-static (libsupc++.a, needed by the
          # bundled FLTK link) lives in Rocky's CodeReady Builder repo, which
          # is disabled by default.
          dnf install -y --enablerepo=crb gcc gcc-c++ git autoconf automake bison make zip cmake \
                         bzip2 patch mesa-libGL-devel libffi-devel fontconfig-devel      \
                         sqlite-devel bzip2-devel zlib-devel openssl-devel xz-devel      \
                         readline-devel ncurses-devel libffi-devel libuuid-devel git-lfs \
                         findutils xz byacc patchelf libxkbcommon-devel                 \
                         dbus-devel \
                         libXext-devel libXinerama-devel libXcursor-devel libXrender-devel \
                         libXfixes-devel libXft-devel pango-devel cairo-devel libstdc++-static
          git config --global --add safe.directory '*'

      - name: Install Rust
        # The bonsaiviewer-autodesk connector is a Rust crate; the "Package
        # .zip archives" step below runs `cargo build --release` via
        # packaging/build.py. Match the dedicated connector workflow's stable
        # toolchain (dtolnay/rust-toolchain@stable).
        run: |
          curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --profile minimal --default-toolchain stable
          echo "$HOME/.cargo/bin" >> "$GITHUB_PATH"

      - name: Install aws cli
        run: |
          curl "https://awscli.amazonaws.com/awscli-exe-linux-x86_64.zip" -o "awscliv2.zip"
          unzip awscliv2.zip
          ./aws/install
          rm -rf awscliv2.zip aws
          aws --version

      - name: Checkout Repository
        uses: actions/checkout@v7
        with:
          submodules: recursive

      - name: Checkout Build Repository
        uses: actions/checkout@v7
        with:
          repository: IfcOpenShell/build-outputs
          path: ./build
          ref: rockylinux9-x64
          lfs: true
          token: ${{ secrets.BUILD_REPO_TOKEN }}

      - name: Unpack Dependencies
        run: |
          cd build
          uv run ../nix/cache_dependencies.py unpack

      - name: ccache
        uses: hendrikmuhs/ccache-action@v1.2.23
        with:
          key: ubuntu-22.04-${{ runner.arch }}-rockylinux9

      - name: Run Build Script
        shell: bash
        run: |
          set -o pipefail
          CXXFLAGS="-O3" CFLAGS="-O3" ADD_COMMIT_SHA=1 BUILD_CFG=Release BUILD_BONSAIVIEWER=ON \
            uv run --with aqtinstall ./nix/build-all.py \
            -v --diskcleanup --ifcopenshell-shared 2>&1 \
            | tee build.log

      - name: Upload Build Logs
        if: always()
        uses: actions/upload-artifact@v7
        with:
          name: build-logs-rocky
          path: |
            build.log
            build/*/*/logs/*.log
          retention-days: 30

      - name: Pack Dependencies
        run: |
          cd build
          uv run ../nix/cache_dependencies.py pack

      - name: Commit and Push Changes to Build Repository
        run: |
          cd build
          git config user.name "IfcOpenBot"
          git config user.email "ifcopenbot@ifcopenshell.org"
          git add "$(find . -maxdepth 4 -name install)/*.tar.gz"
          git commit -m "Update build artifacts [skip ci]" || echo "No changes to commit"
          git push || true

      - name: Package .zip archives
        shell: bash
        run: |
          VERSION=v`cat VERSION`
          # bonsaiviewer-autodesk is now a Rust connector. packaging/build.py
          # invokes `cargo build --release` and stages the binary +
          # connector.json into dist/autodesk/. Same on-disk shape as the
          # old PyInstaller flow so the symlink + zip steps below
          # continue to work unchanged.
          uv run src/bonsaiviewer-autodesk/packaging/build.py
          autodesk_connector_dir="$PWD/src/bonsaiviewer-autodesk/dist/autodesk"
          test -d "$autodesk_connector_dir"

          cd ./build/`uname`/*/install/ifcopenshell
          mkdir -p ~/output
          install_root="$PWD"
          QT6_VERSION="${QT6_VERSION:-6.8.3}"

          if [ -z "${QT_DIR:-}" ]; then
              for qt_candidate in "$(dirname "$install_root")"/qt6-${QT6_VERSION}-*/${QT6_VERSION}/*; do
                  if [ -d "$qt_candidate/lib" ]; then
                      QT_DIR="$qt_candidate"
                      break
                  fi
              done
          fi

          # Ensure that all shared libraries in provided dest `$1`
          # are present using their SONAMEs (at least as symlinks).
          ensure_soname_links() {
              dest="$1"
              find "$dest" -maxdepth 1 -type f -name "*.so*" | while IFS= read -r shared_object; do
                  # TODO: actual pattern is "Library soname" instead of "Shared library"?
                  soname=$(readelf -d "$shared_object" 2>/dev/null | sed -n 's/.*(SONAME).*Shared library: \[\(.*\)\].*/\1/p' | head -n 1)
                  [ -n "$soname" ] || continue
                  [ -e "$dest/$soname" ] && continue
                  ln -s "$(basename "$shared_object")" "$dest/$soname"
              done
          }

          # Copy all libs from `install/ifcopenshell` to the provided `$1`.
          # Set `$2` to `0` to skip including geometry writers.
          stage_runtime_payload() {
              dest="$1"
              include_geometry_writers="${2:-1}"
              while IFS= read -r runtime_file; do
                  if [ "$include_geometry_writers" != "1" ] && [[ "$(basename "$runtime_file")" == ifcopenshell.geometry.writer.* ]]; then
                      continue
                  fi
                  cp -P "$runtime_file" "$dest/"
              done < <(
                  for runtime_dir in "$install_root/bin" "$install_root/lib" "$install_root/lib64"; do
                      [ -d "$runtime_dir" ] || continue
                      find "$runtime_dir" \( -type f -o -type l \) \( -name "*.so" -o -name "*.so.*" -o -name "*.dylib" -o -name "*.dll" \)
                  done
              )
              ensure_soname_links "$dest"
          }

          # Copy all libs from `QT_DIR` to the provided `$2`.
          stage_qt_runtime_payload() {
              exe_path="$1"
              dest="$2"
              [ -n "${QT_DIR:-}" ] && [ -d "$QT_DIR/lib" ] || return 0

              # Skip executables that don't depend on QT (don't have `libQt6` referenced).
              if ! LD_LIBRARY_PATH="$QT_DIR/lib:${LD_LIBRARY_PATH:-}" ldd "$exe_path" 2>/dev/null | grep -q "libQt6"; then
                  return 0
              fi

              # Copy all QT libs to `dest`.
              find "$QT_DIR/lib" -maxdepth 1 \( -type f -o -type l \) -name "*.so*" -exec cp -P {} "$dest/" \;
              ensure_soname_links "$dest"

              # Copy QT plugins.
              if [ -d "$QT_DIR/plugins" ]; then
                  pushd "$QT_DIR/plugins" > /dev/null
                  find . \( -type f -o -type l \) -name "*.so*" | while IFS= read -r plugin_file; do
                      mkdir -p "$dest/plugins/$(dirname "$plugin_file")"
                      cp -P "$plugin_file" "$dest/plugins/$plugin_file"
                  done
                  popd > /dev/null
                  # Point plugins rpath to `$dest`.
                  if [ -d "$dest/plugins" ]; then
                      find "$dest/plugins" -type f -name "*.so*" -exec patchelf --set-rpath '$ORIGIN/../..:$ORIGIN' {} \;
                  fi
              fi

              find "$dest" -maxdepth 1 -type f -name "*.so*" -exec patchelf --set-rpath '$ORIGIN' {} \;

              printf "[Paths]\nPrefix = .\n" > "$dest/qt.conf"
          }

          # Check all binaries in the dest `$1`
          # and report if they're still missing dependencies or are static.
          check_runtime_dependencies() {
              package_dir="$1"
              missing=0
              # Iterate over all .so files.
              while IFS= read -r binary_file; do
                  # Skip non-binaries.
                  readelf -h "$binary_file" >/dev/null 2>&1 || continue
                  # Report non-dynamic binaries.
                  if ! env -u LD_LIBRARY_PATH ldd "$binary_file" > "$package_dir/.ldd.out" 2>&1; then
                      echo "ldd failed for $binary_file"
                      cat "$package_dir/.ldd.out"
                      missing=1
                      continue
                  fi
                  # Report missing dependencies.
                  if grep -q "not found" "$package_dir/.ldd.out"; then
                      echo "Missing runtime dependencies for $binary_file"
                      grep "not found" "$package_dir/.ldd.out"
                      missing=1
                  fi
              done < <(find "$package_dir" -type f \( -perm /111 -o -name "*.so" -o -name "*.so.*" \))
              rm -f "$package_dir/.ldd.out"
              # TODO: should error?
              if [ "$missing" -ne 0 ]; then
                  echo "Runtime dependency check found issues; continuing packaging."
              fi
              return 0
          }

          # Iterate over all built Python wrappers in `install/ifcopenshell/python-x.y.z`.
          # and zip them, bundling all dynamic libs from `lib`.
          ls -d python-* | while read py_version; do
              postfix=`echo ${py_version: -1} | sed s/[0-9]//`
              numbers=`echo $py_version | grep -oE '[0-9]+\.[0-9]+' | tr -d '.'`
              py_version_major=python-${numbers}$postfix
              pushd . > /dev/null
              cd $py_version
              if [ ! -d ifcopenshell ]; then
                  mkdir ../ifcopenshell_
                  mv * ../ifcopenshell_
                  mv ../ifcopenshell_ ifcopenshell
              fi
              [ -d ifcopenshell/__pycache__ ] && rm -rf ifcopenshell/__pycache__
              find ifcopenshell -name "*.pyc" -delete
              # TODO: packs qt libs also?
              stage_runtime_payload ifcopenshell
              zip -y -r -qq ifcopenshell-${py_version_major}-${VERSION}-${GITHUB_SHA:0:7}-linux64.zip ifcopenshell
              mv *.zip ~/output
              popd > /dev/null
          done

          # Iterate over all executables in `install/ifcopenshell/bin` and zip them.
          # Each zip bundles dynamic libs from `lib` and also qt libs.
          find "$install_root/bin" -maxdepth 1 -type f -perm /111 ! -name "*.zip" ! -name "*.so" ! -name "*.so.*" ! -name "*.dylib" ! -name "*.dll" | while read exe_path; do
              exe=`basename "$exe_path"`
              package_dir="$install_root/.package-${exe}"
              rm -rf "$package_dir"
              mkdir -p "$package_dir"
              cp "$exe_path" "$package_dir/"
              patchelf --set-rpath '$ORIGIN' "$package_dir/$exe"
              stage_runtime_payload "$package_dir" 0
              stage_qt_runtime_payload "$exe_path" "$package_dir"
              if [ "$exe" = "BonsaiViewer" ]; then
                  mkdir -p "$package_dir/connectors"
                  cp -a "$autodesk_connector_dir" "$package_dir/connectors/"
              fi
              check_runtime_dependencies "$package_dir"
              pushd "$package_dir" > /dev/null
              zip -y -qq -r "$HOME/output/${exe}-${VERSION}-${GITHUB_SHA:0:7}-linux64.zip" .
              popd > /dev/null
              rm -rf "$package_dir"
          done

      - name: Configure AWS credentials
        uses: aws-actions/configure-aws-credentials@v6
        with:
          aws-access-key-id: ${{ secrets.AWS_UPLOAD_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_UPLOAD_SECRET_ACCESS_KEY }}
          aws-region: us-east-1

      - name: Upload .zip archives to S3
        run: |
          aws s3 cp ~/output s3://ifcopenshell-builds/ --recursive