cmake_minimum_required(VERSION 3.27)
project(cserver VERSION 1)
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
set(CMAKE_CXX_STANDARD 23)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CXX_EXTENSIONS NO)
set(Boost_USE_MULTITHREADED ON) 
find_package(fmt REQUIRED)
find_package(Boost 1.84.0 REQUIRED COMPONENTS url program_options)
find_package(utempl REQUIRED)
find_package(llhttp REQUIRED)
find_package(OpenSSL REQUIRED)

cmake_policy(SET CMP0079 NEW)

include(GNUInstallDirs)
add_library(cserver INTERFACE)
target_include_directories(
  cserver
  INTERFACE $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
            $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>)
target_link_libraries(cserver INTERFACE utempl::utempl ${Boost_LIBRARIES} llhttp ${OPENSSL_LIBRARIES} )

target_compile_features(cserver INTERFACE cxx_std_23)

install(TARGETS cserver
  EXPORT cserverTargets
    ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
    RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
)

include(CMakePackageConfigHelpers)
write_basic_package_version_file("cserverConfigVersion.cmake"
                                 VERSION ${PROJECT_VERSION}
                                 COMPATIBILITY SameMajorVersion)

configure_package_config_file(
  "${PROJECT_SOURCE_DIR}/cmake/cserverConfig.cmake.in"
  "${PROJECT_BINARY_DIR}/cserverConfig.cmake"
  INSTALL_DESTINATION
  ${CMAKE_INSTALL_DATAROOTDIR}/cserver/cmake)

install(EXPORT cserverTargets
        FILE cserverTargets.cmake 
        NAMESPACE cserver::
        DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/cserver/cmake)

install(FILES "${PROJECT_BINARY_DIR}/cserverConfig.cmake"
              "${PROJECT_BINARY_DIR}/cserverConfigVersion.cmake"
              "${PROJECT_BINARY_DIR}/cmake/check.cpp"
        DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/cserver/cmake)

install(DIRECTORY ${PROJECT_SOURCE_DIR}/include/cserver DESTINATION include)

if(ENABLE_TESTS) 
  find_package(GTest REQUIRED)
  enable_testing()
  file(GLOB SOURCES tests/* tests/*/* tests/*/*/*)
  add_executable(cserver_tests ${SOURCES})
  target_link_libraries(cserver_tests GTest::gtest_main cserver)
  set_property(TARGET cserver_tests PROPERTY CXX_STANDARD 23)
  include(GoogleTest)
  gtest_discover_tests(cserver_tests)
endif()

if(ENABLE_EXAMPLES)
  file(GLOB EXAMPLES_SRC "examples/src/*.cpp")
  foreach(EXAMPLE_SRC ${EXAMPLES_SRC})
      get_filename_component(EXAMPLE_NAME ${EXAMPLE_SRC} NAME_WE)
      if(NOT ${EXAMPLE_NAME} STREQUAL "constexpr_check")
          add_executable(${EXAMPLE_NAME} ${EXAMPLE_SRC})
          target_link_libraries(${EXAMPLE_NAME} cserver)
          set_property(TARGET ${EXAMPLE_NAME} PROPERTY CXX_STANDARD 23)
          set_target_properties(${EXAMPLE_NAME} PROPERTIES
              RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/examples/output/")
      endif()
  endforeach()
endif()