# Python bindings needs more work
%bcond python 0
%global         forgeurl https://github.com/libmbd/libmbd

Name:           libmbd
Version:        0.13.0
Release:        %autorelease
Summary:        Many-body dispersion library
URL:            https://github.com/libmbd/libmbd
ExcludeArch:    %{ix86}

%global         tag %{version}
%forgemeta -a

Source:         %{forgesource0}

# Expose Fotran install module dir
Patch:          https://github.com/libmbd/libmbd/pull/73.patch
# Include SOVERSION
Patch:          https://github.com/libmbd/libmbd/pull/74.patch

# Everything is MPL-2.0 except for
# - CC0-1.0: src/pymbd/vdw-params.csv
# TODO: Mark the CC0-1.0 in License if vdw-params.csv is being packaged
# https://github.com/libmbd/libmbd/issues/75
SourceLicense:  MPL-2.0 AND CC0-1.0
License:        MPL-2.0

# Build system
BuildRequires:  cmake
BuildRequires:  ninja-build
BuildRequires:  gcc-gfortran
# Project dependencies
BuildRequires:  flexiblas-devel
# MPI variants
BuildRequires:  openmpi-devel
BuildRequires:  scalapack-openmpi-devel
BuildRequires:  mpich-devel
BuildRequires:  scalapack-mpich-devel

%global _description %{expand:
libMBD implements the many-body dispersion (MBD) method in several programming
languages and frameworks}

%global _description_devel %{expand:
Development files for %{name} package}

%description
%{_description}

Serial version.

%package openmpi
Summary:        %{name} - openmpi version

%description openmpi
%{_description}

OpenMPI version.

%package mpich
Summary:        %{name} - mpich version

%description mpich
%{_description}

MPICH version.

%package devel
Summary:        Development files for %{name}

Requires:       %{name}%{?_isa} = %{version}-%{release}

%description devel
%{_description_devel}

Serial version.

%package openmpi-devel
Summary:        Development files for %{name} - openmpi version

Requires:       %{name}-openmpi%{?_isa} = %{version}-%{release}

%description openmpi-devel
%{_description_devel}

OpenMPI version.

%package mpich-devel
Summary:        Development files for %{name} - mpich version

Requires:       %{name}-mpich%{?_isa} = %{version}-%{release}

%description mpich-devel
%{_description_devel}

MPICH version.


%if %{with python}
%package -n python3-pymbd
Summary:        %{name} - python version

%description -n python3-pymbd
%{_description}

This package contains the python package.c
%endif


%prep
%autosetup -p1 -n libmbd-%{version}

# See devtools/source-dist.sh
echo "set(VERSION_TAG \"%{version}\")" > cmake/libMBDVersionTag.cmake

# Set unique build directories for each serial/mpi variant
# $MPI_SUFFIX will be evaluated in the loops below, set by mpi modules
%global _vpath_builddir %{_vendor}-%{_target_os}-build${MPI_SUFFIX:-_serial}


%if %{with python}
%generate_buildrequires
export POETRY_DYNAMIC_VERSIONING_BYPASS=%{version}
%pyproject_buildrequires -x mpi,test
%endif


%conf
cmake_common_args=(
  "-G Ninja"
)
for mpi in '' mpich openmpi; do
  if [ -n "$mpi" ]; then
    module load mpi/${mpi}-%{_arch}
    cmake_mpi_args=(
      "-DENABLE_SCALAPACK_MPI:BOOL=ON"
      "-DCMAKE_INSTALL_PREFIX:PATH=${MPI_HOME}"
      "-DCMAKE_INSTALL_MODULEDIR:PATH=${MPI_FORTRAN_MOD_DIR}"
      "-DCMAKE_INSTALL_LIBDIR:PATH=lib"
      # TODO: Scalapack's CMake files are broken, need to use pkg-config instead
      # https://bugzilla.redhat.com/show_bug.cgi?id=2243083
      "-DCMAKE_DISABLE_FIND_PACKAGE_scalapack=ON"
    )
  else
    cmake_mpi_args=(
      "-DCMAKE_INSTALL_MODULEDIR:PATH=%{_fmoddir}"
      "-DENABLE_SCALAPACK_MPI:BOOL=OFF"
    )
  fi

  %cmake \
    ${cmake_common_args[@]} \
    ${cmake_mpi_args[@]}

  [ -n "$mpi" ] && module unload mpi/${mpi}-%{_arch}
done


%build
for mpi in '' mpich openmpi; do
  [ -n "$mpi" ] && module load mpi/${mpi}-%{_arch}
  %cmake_build
  [ -n "$mpi" ] && module unload mpi/${mpi}-%{_arch}
done
%if %{with python}
export POETRY_DYNAMIC_VERSIONING_BYPASS=%{version}
%pyproject_wheel
%endif


%install
for mpi in '' mpich openmpi; do
  [ -n "$mpi" ] && module load mpi/${mpi}-%{_arch}
  %cmake_install
  [ -n "$mpi" ] && module unload mpi/${mpi}-%{_arch}
done
%if %{with python}
%pyproject_install
%pyproject_save_files -l pymbd
%endif


%check
for mpi in '' mpich openmpi; do
  [ -n "$mpi" ] && module load mpi/${mpi}-%{_arch}
  %ctest
  [ -n "$mpi" ] && module unload mpi/${mpi}-%{_arch}
done
%if %{with python}
%pytest
%endif


%files
%license LICENSE
%{_libdir}/libmbd.so.*

%files openmpi
%license LICENSE
%{_libdir}/openmpi/lib/libmbd.so.*

%files mpich
%license LICENSE
%{_libdir}/mpich/lib/libmbd.so.*

%files devel
%{_fmoddir}/mbd/
%{_includedir}/mbd/
%{_libdir}/libmbd.so
%{_libdir}/cmake/mbd/

%files openmpi-devel
%{_fmoddir}/openmpi/mbd/
%{_libdir}/openmpi/include/mbd/
%{_libdir}/openmpi/lib/libmbd.so
%{_libdir}/openmpi/lib/cmake/mbd/

%files mpich-devel
%{_fmoddir}/mpich/mbd/
%{_libdir}/mpich/include/mbd/
%{_libdir}/mpich/lib/libmbd.so
%{_libdir}/mpich/lib/cmake/mbd/

%if %{with python}
%files -n python3-pymbd -f %{pyproject_files}
%endif


%changelog
%autochangelog