cmake_minimum_required(VERSION 3.18.4)

project(Pong C CXX)

if (${CMAKE_HOST_SYSTEM_NAME} STREQUAL "Windows")
    set(IS_OS_WINDOWS TRUE)
    set(USER_HOME_DIRECTORY $ENV{USERPROFILE})
    message("Building for the Windows operating system.")
elseif (${CMAKE_HOST_SYSTEM_NAME} STREQUAL "Linux")
    set(IS_OS_LINUX TRUE)
    set(USER_HOME_DIRECTORY $ENV{HOME})
    add_compile_options(-Wno-stringop-overflow)
    message("Building for the Linux operating system.")
elseif (${CMAKE_HOST_SYSTEM_NAME} STREQUAL "Darwin")
    set(IS_OS_MAC TRUE)
    set(USER_HOME_DIRECTORY $ENV{HOME})
    message("Building for the Mac operating system.")
endif ()

if (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "AMD64" OR ${CMAKE_SYSTEM_PROCESSOR} STREQUAL "x86_64")
    message("Building for AMD64 architecture.")
    set(IS_ARCH_AMD64 TRUE)
elseif ("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "ARM64" OR "${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "aarch64")
    message("Building for ARM64 architecture.")
    set(IS_ARCH_ARM64 TRUE)
endif ()

set(CMAKE_CXX_STANDARD 20)

add_executable(Pong
    Levels/Game.h
    Levels/Game.cpp
    Main.cpp
)

if (IS_OS_WINDOWS)
    add_compile_definitions(VK_USE_PLATFORM_WIN32_KHR)
elseif (IS_OS_LINUX)
    add_compile_definitions(VK_USE_PLATFORM_XCB_KHR EHS_WS_XCB)
endif()

target_link_directories(Pong PRIVATE "${USER_HOME_DIRECTORY}/.local/lib")
target_include_directories(Pong PRIVATE "${USER_HOME_DIRECTORY}/.local/include")

find_package(Vulkan REQUIRED)

target_link_libraries(Pong PRIVATE Vulkan::Headers Vulkan::Vulkan xcb xcb-cursor xcb-xfixes xcb-xinput LWE EHC EHE EHS z asound)