cmake_minimum_required(VERSION 3.19)
project(pkmnlib_ai)
include(CPM.cmake)

# Enable all warnings, and make them error when occurring.
set(CMAKE_CXX_STANDARD 20)

option(WINDOWS "Whether the build target is Windows or not." OFF)
option(SHARED "Whether we should build a shared library, instead of a static one." ON)
option(AIRUNNER "Whether we should build a runner application for the AIs" OFF)
set(STATICC OFF)

file(GLOB_RECURSE SRC_FILES src/*.cpp src/*.hpp CInterface/pkmnlibai.cpp CInterface/Core.cpp)
add_library(pkmnlib_ai SHARED ${SRC_FILES})
set_target_properties(pkmnlib_ai PROPERTIES LINKER_LANGUAGE CXX)
add_definitions(-DLEVEL_U8)

if (WINDOWS)
    MESSAGE(WARNING, "Using Windows Build.")
    # Add a definition for the compiler, so we can use it in C++ as well.
    ADD_DEFINITIONS(-D WINDOWS=1)
    # -m64: Build a 64 bit library
    add_compile_options(-m64)
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wl,-allow-multiple-definition")
    if (SHARED)
        set_target_properties(pkmnlib_ai PROPERTIES SUFFIX ".dll")
    endif(SHARED)
endif (WINDOWS)

execute_process(COMMAND mkdir -p ${CMAKE_CURRENT_BINARY_DIR}/include)
CPMAddPackage(
        NAME PkmnLib
        GIT_REPOSITORY https://git.p-epsilon.com/Deukhoofd/PkmnLib.git
        GIT_TAG master
        OPTIONS
        "SHARED=${SHARED}"
        "WINDOWS=${WINDOWS}"
)
execute_process(COMMAND ln -sf ${PkmnLib_SOURCE_DIR}/src ${CMAKE_CURRENT_BINARY_DIR}/include/PkmnLib)
include_directories(${CMAKE_CURRENT_BINARY_DIR}/include/)
include_directories(${PkmnLib_BINARY_DIR}/include/)

CPMAddPackage(
        NAME Angelscript
        GIT_REPOSITORY https://git.p-epsilon.com/Deukhoofd/Angelscript.git
        GIT_TAG master
        DOWNLOAD_ONLY YES
)

include_directories(${Angelscript_SOURCE_DIR}/angelscript/include)
include_directories(${Angelscript_SOURCE_DIR}/add_on)
target_link_directories(pkmnlib_ai PUBLIC ${Angelscript_BINARY_DIR})

SET(_LINKS Arbutils CreatureLib pkmnLib -lpthread)
target_link_libraries(pkmnlib_ai PUBLIC ${_LINKS})
target_compile_options(pkmnlib_ai PRIVATE -Wall -Wextra -Werror)

if (AIRUNNER)
    file(GLOB_RECURSE RUNNER_SRC_FILES test_runner/*.cpp test_runner/*.hpp)
    add_executable(pkmnlib_ai_runner ${RUNNER_SRC_FILES})
    target_compile_options(pkmnlib_ai_runner PRIVATE -Wall -Wextra -Werror)
    target_link_libraries(pkmnlib_ai_runner PUBLIC pkmnlib_ai ${_LINKS})
endif()