#
# This file is part of the GROMACS molecular simulation package.
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add_library(mdlib INTERFACE)

file(GLOB MDLIB_SOURCES *.cpp)
# To avoid listing all the necessary files manually, we will remove SYCL-specific files here:
list(REMOVE_ITEM MDLIB_SOURCES
    ${CMAKE_CURRENT_SOURCE_DIR}/gpuforcereduction_impl.cpp
    ${CMAKE_CURRENT_SOURCE_DIR}/gpuforcereduction_impl_internal_sycl.cpp
    ${CMAKE_CURRENT_SOURCE_DIR}/leapfrog_gpu.cpp
    ${CMAKE_CURRENT_SOURCE_DIR}/leapfrog_gpu_internal_sycl.cpp
    ${CMAKE_CURRENT_SOURCE_DIR}/lincs_gpu.cpp
    ${CMAKE_CURRENT_SOURCE_DIR}/lincs_gpu_internal_sycl.cpp
    ${CMAKE_CURRENT_SOURCE_DIR}/settle_gpu.cpp
    ${CMAKE_CURRENT_SOURCE_DIR}/settle_gpu_internal_sycl.cpp
    ${CMAKE_CURRENT_SOURCE_DIR}/update_constrain_gpu_impl.cpp
    ${CMAKE_CURRENT_SOURCE_DIR}/update_constrain_gpu_internal_sycl.cpp)

set(MDLIB_SOURCES ${MDLIB_SOURCES} PARENT_SCOPE)
if(GMX_GPU_CUDA)
    gmx_add_libgromacs_sources(
       gpuforcereduction_impl.cpp
       gpuforcereduction_impl_internal.cu
       leapfrog_gpu.cpp
       leapfrog_gpu_internal.cu
       lincs_gpu.cpp
       lincs_gpu_internal.cu
       settle_gpu.cpp
       settle_gpu_internal.cu
       update_constrain_gpu_impl.cpp
       update_constrain_gpu_internal.cu
       )
    _gmx_add_files_to_property(CUDA_SOURCES
       gpuforcereduction_impl.cpp
       leapfrog_gpu.cpp
       lincs_gpu.cpp
       settle_gpu.cpp
       update_constrain_gpu_impl.cpp
       )
endif()

if(GMX_GPU_SYCL)
    gmx_add_libgromacs_sources(
        gpuforcereduction_impl.cpp
        gpuforcereduction_impl_internal_sycl.cpp
        leapfrog_gpu.cpp
        leapfrog_gpu_internal_sycl.cpp
        lincs_gpu.cpp
        lincs_gpu_internal_sycl.cpp
        settle_gpu.cpp
        settle_gpu_internal_sycl.cpp
        update_constrain_gpu_impl.cpp
        update_constrain_gpu_internal_sycl.cpp
    )

    _gmx_add_files_to_property(SYCL_SOURCES
        gpuforcereduction_impl.cpp
        gpuforcereduction_impl_internal_sycl.cpp
        leapfrog_gpu.cpp
        leapfrog_gpu_internal_sycl.cpp
        lincs_gpu.cpp
        lincs_gpu_internal_sycl.cpp
        settle_gpu.cpp
        settle_gpu_internal_sycl.cpp
        update_constrain_gpu_impl.cpp
        update_constrain_gpu_internal_sycl.cpp
    )
endif()

# Source files have the following private module dependencies.
target_link_libraries(mdlib PRIVATE
#                      gmxlib
#                      math
#                      mdtypes
#                      tng_io
                      )

# Public interface for modules, including dependencies and interfaces
#target_include_directories(mdlib PUBLIC
target_include_directories(mdlib INTERFACE
                           $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>)
#target_link_libraries(mdlib PUBLIC
target_link_libraries(mdlib INTERFACE
                      legacy_api
                      )

# TODO: when mdlib is an OBJECT target
#target_link_libraries(mdlib PUBLIC legacy_api)
#target_link_libraries(mdlib PRIVATE common)

# Module dependencies
# mdlib interfaces convey transitive dependence on these modules.
#target_link_libraries(mdlib PUBLIC
target_link_libraries(mdlib INTERFACE
                      utility
                      )
# Source files have the following private module dependencies.
#target_link_libraries(mdlib PRIVATE tng_io)
# TODO: Explicitly link specific modules.
#target_link_libraries(mdlib PRIVATE legacy_modules)

if (BUILD_TESTING)
    add_subdirectory(tests)
endif()