cmake_minimum_required(VERSION 3.5)
project(pica
    VERSION 0.0.1
    LANGUAGES CXX
)
set(PROJECT_LICENSE "GPL-3.0")

cmake_policy(SET CMP0076 NEW)       #allow adding sources from subdir
cmake_policy(SET CMP0079 NEW)       #allow linking from subdirs

include(GNUInstallDirs)

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake")

if (NOT CMAKE_BUILD_TYPE)
    set(CMAKE_BUILD_TYPE Debug)
endif()
message("Build type: ${CMAKE_BUILD_TYPE}")

set(COMPILE_OPTIONS -fno-sized-deallocation)
if (CMAKE_BUILD_TYPE STREQUAL Release)
    list(APPEND COMPILE_OPTIONS -O3)
elseif (CMAKE_BUILD_TYPE STREQUAL Debug)
    list(APPEND COMPILE_OPTIONS -g)
    list(APPEND COMPILE_OPTIONS -Wall)
    list(APPEND COMPILE_OPTIONS -Wextra)
endif()

set(COMPILE_OPTIONS_STRING "")
foreach(element IN LISTS COMPILE_OPTIONS)
    if(NOT COMPILE_OPTIONS_STRING STREQUAL "")
        set(COMPILE_OPTIONS_STRING "${COMPILE_OPTIONS_STRING} ")
    endif()
    set(COMPILE_OPTIONS_STRING "${COMPILE_OPTIONS_STRING}${element}")
endforeach()
message("Compile options: " ${COMPILE_OPTIONS_STRING})

find_package(nlohmann_json REQUIRED)
find_package(FCGI REQUIRED)
find_package(Argon2 REQUIRED)
find_package(Threads REQUIRED)

add_executable(${PROJECT_NAME} main.cpp)
target_include_directories(${PROJECT_NAME} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR})
target_include_directories(${PROJECT_NAME} PRIVATE ${CMAKE_CURRENT_BINARY_DIR})
target_compile_options(${PROJECT_NAME} PRIVATE ${COMPILE_OPTIONS})

add_subdirectory(server)
add_subdirectory(handler)
add_subdirectory(request)
add_subdirectory(response)
add_subdirectory(stream)
add_subdirectory(database)
add_subdirectory(utils)

configure_file(config.h.in config.h @ONLY)
configure_file(run.sh.in run.sh @ONLY)
execute_process(COMMAND chmod +x ${CMAKE_CURRENT_BINARY_DIR}/run.sh)

target_link_libraries(${PROJECT_NAME} PRIVATE
    FCGI::FCGI
    FCGI::FCGI++
    nlohmann_json::nlohmann_json
    Argon2::Argon2
    Threads::Threads
)

install(TARGETS ${PROJECT_NAME} RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})