# Assembles a source/header pair list for use in a DNA library
macro(make_dnalist)
    file(RELATIVE_PATH subdir "${CMAKE_CURRENT_SOURCE_DIR}" "${CMAKE_CURRENT_LIST_DIR}")
    set(CMAKE_CURRENT_LIST_BINARY_DIR "${CMAKE_CURRENT_BINARY_DIR}/${subdir}")
    file(MAKE_DIRECTORY "${CMAKE_CURRENT_LIST_BINARY_DIR}")
    foreach (type ${ARGN})
        get_filename_component(dir ${type} DIRECTORY)
        if (dir)
            file(MAKE_DIRECTORY "${CMAKE_CURRENT_LIST_BINARY_DIR}/${dir}")
            set(dir "${dir}/")
        endif ()
        get_filename_component(name ${type} NAME)
        list(APPEND DNA_SOURCES "${subdir}/${dir}atdna_${name}.cpp")
        list(APPEND DNA_HEADERS "${subdir}/${dir}${name}.hpp")
    endforeach ()
endmacro()

# Assembles source files together for the main DataSpecCommon library
macro(dataspec_add_list rel_path a_list)
    unset(tmp_list)
    foreach (path IN LISTS ${a_list})
        if (IS_ABSOLUTE ${path})
            list(APPEND tmp_list "${path}")
        else ()
            list(APPEND tmp_list "${rel_path}/${path}")
        endif ()
    endforeach (path)
    set(${a_list} "${tmp_list}")
endmacro(dataspec_add_list)

# Each game's DNA library
unset(DNA_SOURCES)
unset(DNA_HEADERS)
include(DNACommon/CMakeLists.txt)
include(DNAMP1/CMakeLists.txt)
include(DNAMP2/CMakeLists.txt)
include(DNAMP3/CMakeLists.txt)

# Embed master shader script
bintoc(RetroMasterShader.cpp Blender/RetroMasterShader.py RETRO_MASTER_SHADER)

# Download asset name databases
add_custom_command(OUTPUT AssetNameMap32.bin COMMAND ${CMAKE_COMMAND} ARGS -P
        ${CMAKE_CURRENT_SOURCE_DIR}/AssetMap32Download.cmake)
bintoc_compress(AssetNameMap32.cpp ${CMAKE_CURRENT_BINARY_DIR}/AssetNameMap32.bin ASSET_NAME_MP32)

add_custom_command(OUTPUT AssetNameMap64.bin COMMAND ${CMAKE_COMMAND} ARGS -P
        ${CMAKE_CURRENT_SOURCE_DIR}/AssetMap64Download.cmake)
bintoc_compress(AssetNameMap64.cpp ${CMAKE_CURRENT_BINARY_DIR}/AssetNameMap64.bin ASSET_NAME_MP64)

# Each game's DataSpec implementation
add_library(RetroDataSpec
        SpecBase.cpp
        ${DNACOMMON_SOURCES}
        SpecMP1.cpp
        ${DNAMP1_SOURCES}
        ${ScriptObjectsMP1_SOURCES}
        ${DNAMP1_SFX_SOURCES}
        SpecMP2.cpp
        ${DNAMP2_SOURCES}
        SpecMP3.cpp
        ${DNAMP3_SOURCES}
        Blender/BlenderSupport.hpp
        Blender/BlenderSupport.cpp
        Blender/RetroMasterShader.py
        AssetNameMap.hpp
        AssetNameMap.cpp
        RetroMasterShader.cpp)
add_library(AssetNameMap
        AssetNameMap32.bin AssetNameMap32.cpp
        AssetNameMap64.bin AssetNameMap64.cpp)
add_library(AssetNameMapNull
        AssetNameMapNull.cpp)

get_target_property(HECL_INCLUDES hecl-full INCLUDE_DIRECTORIES)
target_include_directories(RetroDataSpec PUBLIC ${PNG_INCLUDE_DIR} ${ZLIB_INCLUDE_DIR}
        ${HECL_INCLUDES} ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_SOURCE_DIR})
target_link_libraries(RetroDataSpec PUBLIC amuse zeus nod squish ${PNG_LIBRARIES} ${ZLIB_LIBRARIES} lzokay logvisor)
if (COMMAND add_sanitizers)
    add_sanitizers(RetroDataSpec)
endif ()

# Resolve all DNA sources into target
list(LENGTH DNA_SOURCES count)
math(EXPR count "${count}-1")
foreach (i RANGE ${count})
    list(GET DNA_SOURCES ${i} src)
    list(GET DNA_HEADERS ${i} header)
    target_atdna(RetroDataSpec ${src} ${header})
endforeach ()

add_custom_target(genexdebug COMMAND ${CMAKE_COMMAND} -E echo "$<TARGET_PROPERTY:RetroDataSpec,INCLUDE_DIRECTORIES>")