name: Build Linux Portable

on:
  workflow_call:
  workflow_dispatch:

concurrency:
  group: build-linux-portable-${{ github.ref }}
  cancel-in-progress: true

env:
  CACHE_REV: v1

jobs:
  linux_ubuntu22:
    name: Linux (ubuntu-22.04)
    runs-on: ubuntu-22.04
    timeout-minutes: 360
    env:
      DIST_ID: ubuntu22.04
      EVENT_TAG: ${{ github.event.release.tag_name }}

    steps:
      - name: Checkout
        uses: actions/checkout@v6
        with:
          lfs: 'false'

      - uses: lukka/get-cmake@latest
        with:
          cmakeVersion: "~4.3.0"
          useLocalCache: true
          useCloudCache: true

      - name: Compute version
        shell: bash
        run: |
          set -euo pipefail
          tag="${EVENT_TAG:-${GITHUB_REF_NAME:-}}"
          if [[ "$tag" == v* ]]; then
            ver="${tag#v}"
          else
            ver="git${GITHUB_SHA::7}"
          fi
          echo "VER=$ver" >> "$GITHUB_ENV"

      - name: Compute deps cache key
        shell: bash
        run: |
          set -euo pipefail
          deps_tree="$(git rev-parse HEAD:deps 2>/dev/null || echo no-deps)"
          recipe_hash="$(find build_linux.sh scripts/linux.d -type f -print0 | sort -z | xargs -0 cat | sha256sum | cut -c1-12)"
          echo "DEPS_CACHE_KEY=linux-${DIST_ID}-deps-${deps_tree}-${recipe_hash}-${CACHE_REV}" >> "$GITHUB_ENV"

      - name: Apt-Install Dependencies
        uses: ./.github/actions/apt-install-deps

      - name: Linux - cache deps
        id: cache_linux_deps
        uses: actions/cache@v5
        with:
          path: ${{ github.workspace }}/deps/build/OrcaSlicer_dep
          key: ${{ env.DEPS_CACHE_KEY }}

      - name: Linux - build deps if missing
        if: steps.cache_linux_deps.outputs.cache-hit != 'true'
        shell: bash
        run: |
          set -euo pipefail
          for attempt in 1 2 3; do
            echo "Build Linux deps attempt $attempt"
            if ./build_linux.sh -drlL; then
              exit 0
            fi
            if [ "$attempt" -lt 3 ]; then
              echo "Transient dependency download/build failure, retrying after backoff"
              sleep $((attempt * 20))
            fi
          done
          exit 1

      - name: Linux - build + install
        shell: bash
        run: |
          set -euo pipefail
          rm -rf build install-dir out
          mkdir -p out

          cmake -S . -B build -G "Ninja Multi-Config" \
            -DCMAKE_PREFIX_PATH="${PWD}/deps/build/OrcaSlicer_dep/usr/local" \
            -DSLIC3R_STATIC=1 \
            -DSLIC3R_GTK=3 \
            -DBBL_RELEASE_TO_PUBLIC=1 \
            -DBBL_INTERNAL_TESTING=0 \
            -DSLIC3R_PCH=ON \
            -DORCA_TOOLS=ON \
            -DCMAKE_INSTALL_PREFIX="${PWD}/install-dir"

          cmake --build build --config Release --target install -j"$(nproc)"

          ./scripts/run_gettext.sh
          mkdir -p install-dir/resources/i18n
          cp -a resources/i18n/. install-dir/resources/i18n/

          app_bin=""
          for candidate in \
            "install-dir/bin/OrcaSlicer" \
            "install-dir/bin/orca-slicer" \
            "install-dir/OrcaSlicer" \
            "install-dir/orca-slicer"; do
            if [ -x "$candidate" ]; then
              app_bin="${candidate#install-dir/}"
              break
            fi
          done

          if [ -z "$app_bin" ]; then
            echo "ERROR: installed OrcaSlicer binary not found"
            find install-dir -maxdepth 3 -type f | sort
            exit 1
          fi

          echo "APP_BIN=$app_bin" >> "$GITHUB_ENV"
          tar -C install-dir -czf "out/OrcaSlicer-BMCU_LinuxDir_${DIST_ID}_amd64_${VER}.tar.gz" .

      - name: Linux - build AppImage (best-effort)
        shell: bash
        run: |
          set -euo pipefail
          if [ -x "build/src/build_linux_image.sh" ]; then
            (cd build && ./src/build_linux_image.sh -i -R Release) || true
          fi

          appimage="$(find build -maxdepth 3 -type f -name '*.AppImage' | head -n 1 || true)"
          if [ -n "$appimage" ]; then
            mv "$appimage" "out/OrcaSlicer-BMCU_${DIST_ID}_amd64_${VER}.AppImage"
            chmod +x "out/OrcaSlicer-BMCU_${DIST_ID}_amd64_${VER}.AppImage"
          else
            echo "WARN: no AppImage produced"
          fi

      - name: Linux - build .deb from install-dir
        shell: bash
        run: |
          set -euo pipefail
          sudo apt-get update
          sudo apt-get install -y dpkg-dev fakeroot binutils

          rm -rf pkgroot debian
          mkdir -p pkgroot/DEBIAN pkgroot/opt/orcaslicer pkgroot/usr/bin
          cp -a install-dir/. pkgroot/opt/orcaslicer/

          cat > pkgroot/usr/bin/orca-slicer-bmcu <<EOF
          #!/bin/sh
          exec /opt/orcaslicer/${APP_BIN} "$@"
          EOF
          chmod 0755 pkgroot/usr/bin/orca-slicer-bmcu

          if [[ "${EVENT_TAG:-${GITHUB_REF_NAME:-}}" == v* ]]; then
            deb_ver="${VER}~${DIST_ID}"
          else
            deb_ver="0.0~${VER}~${DIST_ID}"
          fi

          mkdir -p debian
          cat > debian/control <<'EOF'
          Source: orcaslicer-bmcu
          Section: utils
          Priority: optional
          Maintainer: PJARCZAK CI <ci@invalid>
          Standards-Version: 4.6.2

          Package: orcaslicer-bmcu
          Architecture: amd64
          Description: dummy control for dpkg-shlibdeps
          EOF

          depends=""
          if [ -x "pkgroot/opt/orcaslicer/${APP_BIN}" ]; then
            set +e
            out="$(dpkg-shlibdeps --ignore-missing-info -O \
              -lpkgroot/opt/orcaslicer/bin \
              -lpkgroot/opt/orcaslicer/lib \
              -lpkgroot/opt/orcaslicer/lib64 \
              pkgroot/opt/orcaslicer/${APP_BIN} 2>&1)"
            rc=$?
            set -e

            if [ $rc -eq 0 ]; then
              depends="$(printf "%s\n" "$out" | sed -n 's/^shlibs:Depends=//p' | tail -n 1)"
            else
              echo "WARN: dpkg-shlibdeps failed:"
              echo "$out"
            fi
          fi

          if [[ -z "$depends" ]]; then
            depends="libc6, libstdc++6, libgcc-s1"
          fi

          cat > pkgroot/DEBIAN/control <<EOF
          Package: orcaslicer-bmcu
          Version: ${deb_ver}
          Section: utils
          Priority: optional
          Architecture: amd64
          Maintainer: PJARCZAK CI <ci@invalid>
          Depends: ${depends}
          Description: OrcaSlicer BMCU build (installed in /opt/orcaslicer)
           Wrapper: /usr/bin/orca-slicer-bmcu
          EOF

          fakeroot dpkg-deb --build pkgroot "out/OrcaSlicer-BMCU_${DIST_ID}_amd64_${VER}.deb"

      - name: Linux - checksums
        shell: bash
        run: |
          set -euo pipefail
          (cd out && sha256sum * > "SHA256SUMS_${DIST_ID}.txt")

      - name: Upload artifacts (Linux ubuntu22.04)
        uses: actions/upload-artifact@v7
        with:
          name: orcaslicer-bmcu-linux-${{ env.DIST_ID }}-${{ github.sha }}
          path: out/
          if-no-files-found: error

  linux_ubuntu24:
    name: Linux (ubuntu-24.04)
    runs-on: ubuntu-24.04
    timeout-minutes: 360
    env:
      DIST_ID: ubuntu24.04
      EVENT_TAG: ${{ github.event.release.tag_name }}

    steps:
      - name: Checkout
        uses: actions/checkout@v6
        with:
          lfs: 'false'

      - uses: lukka/get-cmake@latest
        with:
          cmakeVersion: "~4.3.0"
          useLocalCache: true
          useCloudCache: true

      - name: Compute version
        shell: bash
        run: |
          set -euo pipefail
          tag="${EVENT_TAG:-${GITHUB_REF_NAME:-}}"
          if [[ "$tag" == v* ]]; then
            ver="${tag#v}"
          else
            ver="git${GITHUB_SHA::7}"
          fi
          echo "VER=$ver" >> "$GITHUB_ENV"

      - name: Compute deps cache key
        shell: bash
        run: |
          set -euo pipefail
          deps_tree="$(git rev-parse HEAD:deps 2>/dev/null || echo no-deps)"
          recipe_hash="$(find build_linux.sh scripts/linux.d -type f -print0 | sort -z | xargs -0 cat | sha256sum | cut -c1-12)"
          echo "DEPS_CACHE_KEY=linux-${DIST_ID}-deps-${deps_tree}-${recipe_hash}-${CACHE_REV}" >> "$GITHUB_ENV"

      - name: Apt-Install Dependencies
        uses: ./.github/actions/apt-install-deps

      - name: Linux - cache deps
        id: cache_linux_deps
        uses: actions/cache@v5
        with:
          path: ${{ github.workspace }}/deps/build/OrcaSlicer_dep
          key: ${{ env.DEPS_CACHE_KEY }}

      - name: Linux - build deps if missing
        if: steps.cache_linux_deps.outputs.cache-hit != 'true'
        shell: bash
        run: |
          set -euo pipefail
          for attempt in 1 2 3; do
            echo "Build Linux deps attempt $attempt"
            if ./build_linux.sh -drlL; then
              exit 0
            fi
            if [ "$attempt" -lt 3 ]; then
              echo "Transient dependency download/build failure, retrying after backoff"
              sleep $((attempt * 20))
            fi
          done
          exit 1

      - name: Linux - build + install
        shell: bash
        run: |
          set -euo pipefail
          rm -rf build install-dir out
          mkdir -p out

          cmake -S . -B build -G "Ninja Multi-Config" \
            -DCMAKE_PREFIX_PATH="${PWD}/deps/build/OrcaSlicer_dep/usr/local" \
            -DSLIC3R_STATIC=1 \
            -DSLIC3R_GTK=3 \
            -DBBL_RELEASE_TO_PUBLIC=1 \
            -DBBL_INTERNAL_TESTING=0 \
            -DSLIC3R_PCH=ON \
            -DORCA_TOOLS=ON \
            -DCMAKE_INSTALL_PREFIX="${PWD}/install-dir"

          cmake --build build --config Release --target install -j"$(nproc)"

          ./scripts/run_gettext.sh
          mkdir -p install-dir/resources/i18n
          cp -a resources/i18n/. install-dir/resources/i18n/

          app_bin=""
          for candidate in \
            "install-dir/bin/OrcaSlicer" \
            "install-dir/bin/orca-slicer" \
            "install-dir/OrcaSlicer" \
            "install-dir/orca-slicer"; do
            if [ -x "$candidate" ]; then
              app_bin="${candidate#install-dir/}"
              break
            fi
          done

          if [ -z "$app_bin" ]; then
            echo "ERROR: installed OrcaSlicer binary not found"
            find install-dir -maxdepth 3 -type f | sort
            exit 1
          fi

          echo "APP_BIN=$app_bin" >> "$GITHUB_ENV"
          tar -C install-dir -czf "out/OrcaSlicer-BMCU_LinuxDir_${DIST_ID}_amd64_${VER}.tar.gz" .

      - name: Linux - build AppImage (best-effort)
        shell: bash
        run: |
          set -euo pipefail
          if [ -x "build/src/build_linux_image.sh" ]; then
            (cd build && ./src/build_linux_image.sh -i -R Release) || true
          fi

          appimage="$(find build -maxdepth 3 -type f -name '*.AppImage' | head -n 1 || true)"
          if [ -n "$appimage" ]; then
            mv "$appimage" "out/OrcaSlicer-BMCU_${DIST_ID}_amd64_${VER}.AppImage"
            chmod +x "out/OrcaSlicer-BMCU_${DIST_ID}_amd64_${VER}.AppImage"
          else
            echo "WARN: no AppImage produced"
          fi

      - name: Linux - build .deb from install-dir
        shell: bash
        run: |
          set -euo pipefail
          sudo apt-get update
          sudo apt-get install -y dpkg-dev fakeroot binutils

          rm -rf pkgroot debian
          mkdir -p pkgroot/DEBIAN pkgroot/opt/orcaslicer pkgroot/usr/bin
          cp -a install-dir/. pkgroot/opt/orcaslicer/

          cat > pkgroot/usr/bin/orca-slicer-bmcu <<EOF
          #!/bin/sh
          exec /opt/orcaslicer/${APP_BIN} "$@"
          EOF
          chmod 0755 pkgroot/usr/bin/orca-slicer-bmcu

          if [[ "${EVENT_TAG:-${GITHUB_REF_NAME:-}}" == v* ]]; then
            deb_ver="${VER}~${DIST_ID}"
          else
            deb_ver="0.0~${VER}~${DIST_ID}"
          fi

          mkdir -p debian
          cat > debian/control <<'EOF'
          Source: orcaslicer-bmcu
          Section: utils
          Priority: optional
          Maintainer: PJARCZAK CI <ci@invalid>
          Standards-Version: 4.6.2

          Package: orcaslicer-bmcu
          Architecture: amd64
          Description: dummy control for dpkg-shlibdeps
          EOF

          depends=""
          if [ -x "pkgroot/opt/orcaslicer/${APP_BIN}" ]; then
            set +e
            out="$(dpkg-shlibdeps --ignore-missing-info -O \
              -lpkgroot/opt/orcaslicer/bin \
              -lpkgroot/opt/orcaslicer/lib \
              -lpkgroot/opt/orcaslicer/lib64 \
              pkgroot/opt/orcaslicer/${APP_BIN} 2>&1)"
            rc=$?
            set -e

            if [ $rc -eq 0 ]; then
              depends="$(printf "%s\n" "$out" | sed -n 's/^shlibs:Depends=//p' | tail -n 1)"
            else
              echo "WARN: dpkg-shlibdeps failed:"
              echo "$out"
            fi
          fi

          if [[ -z "$depends" ]]; then
            depends="libc6, libstdc++6, libgcc-s1"
          fi

          cat > pkgroot/DEBIAN/control <<EOF
          Package: orcaslicer-bmcu
          Version: ${deb_ver}
          Section: utils
          Priority: optional
          Architecture: amd64
          Maintainer: PJARCZAK CI <ci@invalid>
          Depends: ${depends}
          Description: OrcaSlicer BMCU build (installed in /opt/orcaslicer)
           Wrapper: /usr/bin/orca-slicer-bmcu
          EOF

          fakeroot dpkg-deb --build pkgroot "out/OrcaSlicer-BMCU_${DIST_ID}_amd64_${VER}.deb"

      - name: Linux - checksums
        shell: bash
        run: |
          set -euo pipefail
          (cd out && sha256sum * > "SHA256SUMS_${DIST_ID}.txt")

      - name: Upload artifacts (Linux ubuntu24.04)
        uses: actions/upload-artifact@v7
        with:
          name: orcaslicer-bmcu-linux-${{ env.DIST_ID }}-${{ github.sha }}
          path: out/
          if-no-files-found: error