cmake_minimum_required(VERSION 3.0 FATAL_ERROR)
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/Modules/")
project(duckscraper VERSION 0.2.1 LANGUAGES CXX)

option(BUILD_SHARED_TIDY "Wheter you want to build tidy-html5 as a shared library" OFF)

include(GetGitRevisionDescription)
find_package(Boost 1.32.0 COMPONENTS program_options)
find_package(XQilla 2.3.3 REQUIRED)
find_package(Iconv REQUIRED)

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Wall -Wextra -g -O0 -fno-omit-frame-pointer")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -Wall -Wextra -g -O3 -fomit-frame-pointer")

set(DEFAULT_USER_AGENT "DuckScraper")
set(PROJECT_VERSION_BETA "1")
get_git_head_revision(GIT_REFSPEC PROJECT_VERSION_GIT)

configure_file(
	"${PROJECT_SOURCE_DIR}/src/${PROJECT_NAME}Config.h.in"
	"${PROJECT_BINARY_DIR}/${PROJECT_NAME}Config.h"
)

add_executable(${PROJECT_NAME}
	src/main.cpp
	src/html_pool.cpp
	src/htmlretrieve.cpp
	src/commandline.cpp
	src/scraplang/parse_exports.cpp
	src/scraplang/parse.cpp
	src/scraplang/apply.cpp
	src/scraplang/xpath_runner.cpp
	src/xpath.cpp
	src/read_all.cpp
	src/iconv_wrapper.cpp
)

target_include_directories(${PROJECT_NAME} SYSTEM
	PRIVATE lib/tidy/include
	PRIVATE ${PUGIXML_INCLUDE_DIR}
	PRIVATE lib/curlcpp/include
	PRIVATE ${Boost_INCLUDE_DIRS}
	PRIVATE lib/mstch/include
)
target_include_directories(${PROJECT_NAME}
	PRIVATE src/
	PRIVATE "${PROJECT_BINARY_DIR}"
)

if (BUILD_SHARED_TIDY)
	set(TIDY_LIB "tidy-share")
else(BUILD_SHARED_TIDY)
	set(TIDY_LIB "tidy-static")
endif(BUILD_SHARED_TIDY)

target_link_libraries(${PROJECT_NAME}
	PRIVATE ${TIDY_LIB}
	PRIVATE ${PUGIXML_LIBRARIES}
	PRIVATE curlcpp
	PRIVATE ${Boost_LIBRARIES}
	PRIVATE mstch
	PRIVATE XQilla::XQilla
)

target_compile_definitions(${PROJECT_NAME}
	PRIVATE $<$<CONFIG:DEBUG>:KAK_DEBUG>
)

#unset those variables so cmake files from dependencies won't complain about
#new/old policy. Those unset statements can be removed once both libraries bump
#their cmake_minimum_required to 3.0+.
unset(PROJECT_VERSION_MAJOR)
unset(PROJECT_VERSION_MINOR)
unset(PROJECT_VERSION_PATCH)
unset(PROJECT_VERSION)
set(BUILD_SHARED_LIB ${BUILD_SHARED_TIDY}) #for tidy
add_subdirectory(lib/tidy)
add_subdirectory(lib/curlcpp)
add_subdirectory(lib/mstch)