cmake_minimum_required(VERSION 3.16.0)

project(ScreenPlay LANGUAGES CXX)

# This sets cmake to compile all dlls into the main directory
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)

set(CMAKE_CXX_STANDARD 20)

if(WIN32)
    set(VCPKG_ARCH "x64-windows")
elseif(UNIX)
    set(VCPKG_ARCH "x64-linux")
elseif(APPLE)
    set(VCPKG_ARCH "x64-osx")
endif()

# assume built-in pthreads on MacOS https://stackoverflow.com/questions/54587052/cmake-on-mac-could-not-find-threads-missing-threads-found
if(APPLE)
    set(CMAKE_THREAD_LIBS_INIT "-lpthread")
    set(CMAKE_HAVE_THREADS_LIBRARY 1)
    set(CMAKE_USE_WIN32_THREADS_INIT 0)
    set(CMAKE_USE_PTHREADS_INIT 1)
    set(THREADS_PREFER_PTHREAD_FLAG ON)
endif()

set(VCPKG_PATH "${CMAKE_CURRENT_SOURCE_DIR}/../ScreenPlay-vcpkg")
set(VCPKG_INSTALLED_PATH "${VCPKG_PATH}/installed/${VCPKG_ARCH}")
set(QT_TELEMTRY_INCLUDE ${CMAKE_CURRENT_SOURCE_DIR}/Common/qt-google-analytics/)

find_package(Git REQUIRED)
if(WIN32)
    set(date_command "CMD")
    set(date_arg "/c date /t")

elseif(APPLE)
    set(date_command "date")
    set(date_arg " +%y.%m.%d")
elseif(UNIX)
    set(date_command "date")
    set(date_arg "")
endif()

execute_process(
    COMMAND ${date_command} ${date_arg}
    WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
    OUTPUT_VARIABLE BUILD_DATE
    ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)

execute_process(
    COMMAND "${GIT_EXECUTABLE}" describe --always
    WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
    OUTPUT_VARIABLE GIT_COMMIT_HASH
    ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)

add_compile_definitions(COMPILE_INFO="${BUILD_DATE} + ${GIT_COMMIT_HASH}")

if(UNIX AND NOT APPLE)
    # Fixes QWebEngine linker errors on Ubuntu 20.04
    set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fuse-ld=gold")
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fuse-ld=gold")
endif()

add_subdirectory(ScreenPlay)
add_subdirectory(ScreenPlaySDK)
add_subdirectory(ScreenPlayShader)
add_subdirectory(ScreenPlayWallpaper)
add_subdirectory(ScreenPlayWidget)

if(WIN32)
    add_subdirectory(ScreenPlaySysInfo)
endif()