cmake_minimum_required(VERSION 3.12)

project(KAI)

set_property(GLOBAL PROPERTY USE_FOLDERS ON)

option(KAI_BUILD_TEST_ALL "Build all tests" OFF)

if (KAI_BUILD_TEST_ALL)
    set(KAI_BUILD_CORE_TEST ON)
    set(KAI_BUILD_TEST_LANG ON)
	#set(KAI_BUILD_TEST_NETWORK ON)
endif()

option(KAI_BUILD_CORE_TEST "Build unit tests" ON)
option(KAI_BUILD_TEST_LANG "Build language tests" ON)
option(KAI_BUILD_TEST_NETWORK "Build networking tests" OFF)
option(KAI_BUILD_RAKNET "Build RakNet " OFF)

set(KAI_BUILD_RAKNET OFF)

set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/CMake;${CMAKE_MODULE_PATH}")

# used to generate compile options for YouCompleteMe
#set(CMAKE_EXPORT_COMPILE_COMMANDS ON)

add_definitions(-DKAI_USE_NAMESPACES)
add_definitions(-DKAI_NAMESPACE_NAME=kai)
add_definitions(-DKAI_USE_EXCEPTIONS)
add_definitions(-DKAI_BOOST_UNORDERED_REGISTRY)
add_definitions(-DKAI_DEBUG)
add_definitions(-DKAI_DEBUG_TRACE)
add_definitions(-DKAI_VERSION_MAJOR=0)
add_definitions(-DKAI_VERSION_MINOR=3)
add_definitions(-DKAI_VERSION_PATCH=0)
#add_definitions(-DKAI_DEBUG_REGISTRY)

if (MSVC)
    set(CMAKE_CXX_FLAGS "/std:c++17 /EHsc /D_SILENCE_CXX17_STRSTREAM_DEPRECATION_WARNING")
else()
    set(CMAKE_CXX_FLAGS "-g -Wno-deprecated -Wno-switch")
endif()

# set common paths for all other projects to use
set(HOME $ENV{HOME})
set(KAI_HOME ${CMAKE_SOURCE_DIR})
set(SOURCE_HOME ${KAI_HOME}/Source)
set(APP_HOME ${SOURCE_HOME}/App)
set(LIBRARY_HOME ${SOURCE_HOME}/Library)
set(TEST_HOME ${KAI_HOME}/Test)
set(BIN_HOME ${KAI_HOME}/Bin)
set(INCLUDE_HOME ${KAI_HOME}/Include)
set(EXTERNAL ${KAI_HOME}/Ext)
set(dir ${KAI_HOME})

set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${dir}/Lib")
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${dir}/Lib")
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${dir}/Bin")

include_directories(${KAI_HOME}/Include)
include_directories(${KAI_HOME}/Include)
include_directories(${HOME}/local/repos/boost)

link_directories(${HOME}/lib /usr/local/lib)
link_directories(${KAI_HOME}/Lib/Debug)
link_directories(${HOME}/local/repos/stage/lib)

add_definitions(-DBOOST_CONFIG_SUPPRESS_OUTDATED_MESSAGE)

# Add external depdendancies
#include(AddBoost)
include(IncludeGtest)
include(cotire)

# Add RakNet. Build only if required. TODO: Move to Cmake/AddRaKNet.cmake
if (KAI_BUILD_RAKNET)
	set(RAKNET_ROOT ${EXTERNAL}/RakNet)
	set(RAKNET_INCLUDE_PATH ${RAKNET_ROOT}/include)
    set(RAKNET_GENERATE_INCLUDE_ONLY_DIR ON)
    set(RAKNET_ENABLE_STATIC ON)
    set(RAKNET_ENABLE_DLL OFF)
    set(RAKNET_ENABLE_DYNAMIC OFF)
    add_subdirectory(${RAKNET_ROOT})
    message(STATUS "**** RakNet: ${RAKNET_ROOT}")
    include_directories(${RAKNET_INCLUDE_PATH})
endif()

# Add rang
include_directories(${EXTERNAL}/rang/include)

### make a new library
macro(def_library name)
    project(${name})
    set(lib_root ${LIBRARY_HOME}/${name})
    set(kai_includes ${INCLUDE_HOME}/KAI/${name})
    include_directories(${kai_includes})
    set(sources ${lib_root}/Source/*.cpp)
    set(headers ${kai_includes}/*.h)
    file(GLOB_RECURSE srcs ${sources})
    file(GLOB_RECURSE hdrs ${headers})
    add_library(${name} ${srcs} ${hdrs})
    cotire(${name})
endmacro()

### make a new language library
macro(def_lang_library name)
    project(${name}Lang)
    set(lang_root ${LIBRARY_HOME}/Language/${name})
    set(kai_includes ${INCLUDE_HOME}/KAI/Language/${name})
    set(local_includes ${lang_root}/Include)
    include_directories(${kai_includes})
    include_directories(${local_includes})
    set(sources ${lang_root}/Source/*.cpp)
    set(headers ${kai_includes}/*.h ${local_includes}/*.h)
    file(GLOB_RECURSE src ${sources})
    file(GLOB_RECURSE hdrs ${headers})
    #message(STATUS "LANG: ${name} header root at ${headers}")
    #message(STATUS "LANG: ${name} source root at ${sources}")
    #message(STATUS "LANG: ${name} Sources at ${src}")
    #message(STATUS "LANG: ${name} Headers at ${hdrs}")
    #message(STATUS "LANG: ${name} Files are ${src} ${hdrs}")
    add_library(${name}Lang ${src} ${hdrs})
    cotire(${name}Lang)
endmacro()

### make a platform-specific library
macro(def_platform_library name)
    project(platform-${name})
    set(SOURCE_ROOT ${LIBRARY_HOME}/Platform/${name}/*.cpp)
    file(GLOB_RECURSE SOURCE_FILES ${SOURCE_ROOT})
    add_library(platform-${name} SHARED ${SOURCE_FILES})
    cotire(platform-${name})
endmacro()

set(TopLevels Library App)
foreach(top ${TopLevels})
    include(${SOURCE_HOME}/${top}/CMakeLists.txt)
endforeach()

add_subdirectory(Test)