include(../../cmake/AddPlatformExecutable.cmake)

if(ENABLE_METAL)
    find_library(METAL Metal)

    set(EXTRA_LIBRARIES GFXMetal ${METAL} ${EXTRA_LIBRARIES})
    set(EXTRA_SRC ${CMAKE_CURRENT_SOURCE_DIR}/sdl_metal.mm ${EXTRA_SRC})
endif()

if(ENABLE_VULKAN)
    set(EXTRA_LIBRARIES GFXVulkan ${EXTRA_LIBRARIES})
    set(EXTRA_SRC ${CMAKE_CURRENT_SOURCE_DIR}/sdl_vulkan.cpp ${EXTRA_SRC})
endif()

if(ENABLE_DX12)
    set(EXTRA_LIBRARIES GFXDX12 ${EXTRA_LIBRARIES})
endif()

if(TARGET SDL2::SDL2)
    set(EXTRA_LIBRARIES SDL2::SDL2 ${EXTRA_LIBRARIES})
endif()

if(TARGET SDL2::Main)
    set(EXTRA_LIBRARIES SDL2::Main ${EXTRA_LIBRARIES})
endif()

if(TARGET SDL2::SDL2main)
    set(EXTRA_LIBRARIES SDL2::SDL2main ${EXTRA_LIBRARIES})
endif()

add_platform(
        SRC
        ${CMAKE_CURRENT_SOURCE_DIR}/file.cpp
        ${EXTRA_SRC}
        MAIN_FILE
        main.cpp.in
        EXECUTABLE_PROPERTIES
        MACOSX_BUNDLE ON
        MACOSX_BUNDLE_INFO_PLIST "${CMAKE_CURRENT_SOURCE_DIR}/Info.plist.in"
        LINK_LIBRARIES
        Core
        GFXDummy
        ${EXTRA_LIBRARIES}
)

function(add_platform_commands target)
    if(ENABLE_MACOS)
        set(DUMMY_NAME ${target}-CopyShaders)

        add_custom_target(${DUMMY_NAME} ALL DEPENDS ${CMAKE_BINARY_DIR}/${target}-dummy)

        add_custom_command(OUTPUT ${CMAKE_BINARY_DIR}/${target}-dummy
                COMMAND ${CMAKE_COMMAND} -E make_directory $<TARGET_FILE_DIR:${target}>/../Resources/shaders
                COMMAND ${CMAKE_COMMAND} -E copy_directory ${CMAKE_BINARY_DIR}/bin/shaders $<TARGET_FILE_DIR:${target}>/../Resources/shaders
                )

        add_dependencies(${target} ${DUMMY_NAME})
    endif()

    if(NOT SKIP_DATA)
        if(ENABLE_MACOS)
            add_custom_target(${target}_copy_assets
                COMMAND ${CMAKE_COMMAND} -E copy_directory ${PROJECT_SOURCE_DIR}/example/data/ $<TARGET_FILE_DIR:${target}>/../Resources/data
                )
        else()
            file(MAKE_DIRECTORY ${CMAKE_BINARY_DIR}/bin/data)

            add_custom_target(${target}_copy_assets
                    COMMAND ${CMAKE_COMMAND} -E copy_directory ${PROJECT_SOURCE_DIR}/example/data/ ${CMAKE_BINARY_DIR}/bin/data
                    )
        endif()
        add_dependencies(${target} ${target}_copy_assets)
    endif()
endfunction()