CMakeLists.txt

# 3.24.1 is bundled in Visual Studio 2022 v17.4
# 3.24.1 is also bundled in CLion as of 2023
cmake_minimum_required(VERSION 3.24.1)

set(PROJECT_NAME "rudder-sdk-cpp")

file(STRINGS VERSION CURRENT_VERSION)

project(${PROJECT_NAME} VERSION ${CURRENT_VERSION} LANGUAGES CXX)

set(CMAKE_EXPORT_COMPILE_COMMANDS 1)

if(${CMAKE_PROJECT_NAME} STREQUAL ${PROJECT_NAME})
    set_property(GLOBAL PROPERTY USE_FOLDERS ON)
    set_property(GLOBAL PROPERTY PREDEFINED_TARGETS_FOLDER "CMake")
    set(EXECUTABLE_OUTPUT_PATH ${CMAKE_BINARY_DIR}/bin)
    set(LIBRARY_OUTPUT_PATH ${CMAKE_BINARY_DIR}/lib)
else()
    # Check required c++ standard of parent project
    if(CMAKE_CXX_STANDARD)
        set(PARENT_CXX_STANDARD ${CMAKE_CXX_STANDARD})
        message(STATUS "CXX standard of parent project: ${PARENT_CXX_STANDARD}")
    endif()
endif()


if (PARENT_CXX_STANDARD)
    # Don't set CMAKE_CXX_STANDARD if it is already set by parent project
    if (PARENT_CXX_STANDARD LESS 17)
        message(FATAL_ERROR "cpr ${cpr_VERSION} does not support ${PARENT_CXX_STANDARD}. Please use cpr <= 1.9.x")
    endif()
else()
    # Set standard version if not already set by potential parent project
    set(CMAKE_CXX_STANDARD 17)
endif()

macro(rudder_option OPTION_NAME OPTION_TEXT OPTION_DEFAULT)
    option(${OPTION_NAME} ${OPTION_TEXT} ${OPTION_DEFAULT})
    if(DEFINED ENV{${OPTION_NAME}})
        # Allow overriding the option through an environment variable
        set(${OPTION_NAME} $ENV{${OPTION_NAME}})
    endif()
    if(${OPTION_NAME})
        add_definitions(-D${OPTION_NAME})
    endif()
    message(STATUS "  ${OPTION_NAME}: ${${OPTION_NAME}}")
endmacro()

option(BUILD_SHARED_LIBS "Build libraries as shared libraries" ON)
message(STATUS "C++ Requests CMake Options")
message(STATUS "=======================================================")
rudder_option(RUDDER_INSERT_TIMESTAMP "Set to OFF to disable automatically insertion of timestamps." ON)

# Color our warnings and errors
if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
    add_compile_options (-fdiagnostics-color=always)
elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
    add_compile_options (-fcolor-diagnostics)
endif ()

# Fetch libcpr
include(FetchContent)

FetchContent_Declare(cpr 
    GIT_REPOSITORY https://github.com/libcpr/cpr.git
    GIT_TAG 0817715923c9705e68994eb52ef9df3f6845beba
    ) # The commit hash for 1.10.x. Replace with the latest from: https://github.com/libcpr/cpr/releases
FetchContent_MakeAvailable(cpr)

FetchContent_Declare(json 
    URL https://github.com/nlohmann/json/releases/download/v3.11.2/json.tar.xz
    )
FetchContent_MakeAvailable(json)


add_subdirectory(rudder)
add_subdirectory(include)

target_link_libraries(
    "${PROJECT_NAME}"
    PUBLIC
    nlohmann_json::nlohmann_json
    )

target_link_libraries("${PROJECT_NAME}"
    PRIVATE
    cpr::cpr
    )