cmake_minimum_required(VERSION 3.5 FATAL_ERROR)

project(ecs_test
  LANGUAGES CXX
)

find_package(PythonInterp 3 REQUIRED)

add_custom_command(OUTPUT ${PROJECT_BINARY_DIR}/include/ecs_components.h
	WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}/..
	COMMAND ${PYTHON_EXECUTABLE} scripts/generate.py test/include/components.h ${PROJECT_BINARY_DIR}/include/ecs_components.h
	DEPENDS ${PROJECT_SOURCE_DIR}/../template.mako ${PROJECT_SOURCE_DIR}/../scripts/generate.py ${PROJECT_SOURCE_DIR}/include/components.h
	COMMENT "Generating headers"
)

file(GLOB_RECURSE headers CONFIGURE_DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/include/*.h")
file(GLOB_RECURSE sources CONFIGURE_DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/src/*.cpp)

add_executable(${PROJECT_NAME} ${headers} ${sources} ${PROJECT_BINARY_DIR}/include/ecs_components.h)

# being a cross-platform target, we enforce standards conformance on MSVC
target_compile_options(${PROJECT_NAME} PUBLIC "$<$<BOOL:${MSVC}>:/permissive->")

# Link dependencies (if required)
target_link_libraries(${PROJECT_NAME} PUBLIC ecs ecs-lua ecs-serial)
# add_dependencies(${PROJECT_NAME} generate_test)

set_target_properties(${PROJECT_NAME} PROPERTIES
  CXX_STANDARD 20
  OUTPUT_NAME "${PROJECT_NAME}"
)

string(TOLOWER ${PROJECT_NAME}/version.h VERSION_HEADER_LOCATION)

target_include_directories(${PROJECT_NAME}
  PUBLIC
    $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>
    $<INSTALL_INTERFACE:include/${PROJECT_NAME}-${PROJECT_VERSION}>
)
target_include_directories(${PROJECT_NAME}
  PUBLIC
    $<BUILD_INTERFACE:${PROJECT_BINARY_DIR}/include>
    $<INSTALL_INTERFACE:include/${PROJECT_NAME}-${PROJECT_VERSION}>
)