cmake_minimum_required(VERSION 3.24)
project(fileserver)

set(CMAKE_CXX_STANDARD 23)
set(CMAKE_CXX_STANDARD_REQUIRED YES)

include(CPM.cmake)
CPMAddPackage("gh:gabime/spdlog#v1.13.0")

set(BOOST_LIBS
    beast asio assert bind config container core endian
    intrusive logic mp11 optional smart_ptr static_assert static_string
    system throw_exception type_traits utility winapi
    align context coroutine date_time move container_hash detail predef
    variant2 io preprocessor pool exception algorithm lexical_cast numeric_conversion
    range tokenizer describe integer tuple array concept_check
    function regex unordered iterator mpl conversion function_types fusion typeof functional
)

set(BOOST_SUPERPROJECT_VERSION 1.85.0)

foreach(BOOST_LIB ${BOOST_LIBS})
    CPMAddPackage("gh:boostorg/${BOOST_LIB}#boost-${BOOST_SUPERPROJECT_VERSION}")
endforeach()

CPMAddPackage(
    NAME uring
    VERSION 2.5
    GITHUB_REPOSITORY axboe/liburing
    GIT_TAG liburing-2.5
    DOWNLOAD_ONLY YES
)

if(uring_ADDED)
    add_custom_command(
        OUTPUT ${uring_SOURCE_DIR}/include/liburing/compat.h
        COMMAND ${uring_SOURCE_DIR}/configure
        WORKING_DIRECTORY ${uring_SOURCE_DIR}
    )

    add_library(uring STATIC
        ${uring_SOURCE_DIR}/include/liburing/compat.h
        ${uring_SOURCE_DIR}/src/setup.c
        ${uring_SOURCE_DIR}/src/queue.c
        ${uring_SOURCE_DIR}/src/register.c
        ${uring_SOURCE_DIR}/src/syscall.c
        ${uring_SOURCE_DIR}/src/version.c
    )
    target_include_directories(uring PUBLIC ${uring_SOURCE_DIR}/src/include)
    target_compile_definitions(uring PUBLIC BOOST_ASIO_HAS_IO_URING PRIVATE LIBURING_INTERNAL _LARGEFILE_SOURCE _FILE_OFFSET_BITS=64 _GNU_SOURCE)
endif()

set(BOTAN_MODULES argon2fmt hotp base32 auto_rng system_rng tls13 certstor_system certstor_flatfile md5 asio)
CPMAddPackage(
    NAME botan
    VERSION 3.4.0
    GITHUB_REPOSITORY randombit/botan
    GIT_TAG 3.4.0
    DOWNLOAD_ONLY YES
)

if(botan_ADDED)
    list(JOIN BOTAN_MODULES , BOTAN_MODULES_STR)

    add_custom_command(
        OUTPUT botan_all.cpp botan_all.h
        COMMAND ${botan_SOURCE_DIR}/configure.py
            --disable-shared
            --amalgamation
            --minimized-build
            --without-documentation
            --with-boost
            --enable-modules=${BOTAN_MODULES_STR}
    )

    add_library(botan STATIC ${CMAKE_CURRENT_BINARY_DIR}/botan_all.cpp ${CMAKE_CURRENT_BINARY_DIR}/botan_all.h)
    target_link_libraries(botan PUBLIC Boost::beast)
endif()

find_package(Threads REQUIRED)

#add_custom_command(
#    COMMAND ./mrpc ARGS -n src/server/mrpc/fileserver -s cpp fileserver.rs
#    WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
#    MAIN_DEPENDENCY fileserver.rs
#    OUTPUT ${CMAKE_CURRENT_SOURCE_DIR}/src/server/mrpc/fileserver.cxx ${CMAKE_CURRENT_SOURCE_DIR}/src/server/mrpc/fileserver.hxx
#)

add_custom_command(
    COMMAND sh ARGS -c 'xxd -i -n index_html ${CMAKE_CURRENT_SOURCE_DIR}/frontend/dist/index.html > index_html.h'
    MAIN_DEPENDENCY frontend/dist/index.html
    OUTPUT index_html.h
)

add_custom_command(
    COMMAND sh ARGS -c 'xxd -i -n favicon_svg ${CMAKE_CURRENT_SOURCE_DIR}/frontend/dist/favicon.svg > favicon_svg.h'
    MAIN_DEPENDENCY frontend/dist/favicon.svg
    OUTPUT favicon_svg.h
)

add_executable(fileserver
    src/server/mrpc/fileserver.hxx
    src/server/mrpc/fileserver.cxx

    src/util/crash.hxx
    src/util/stb.cxx
    src/util/miniz.hxx
    src/util/miniz.cxx
    src/util/boost.hxx
    src/util/botan.hxx

    src/data/data.hxx
    src/data/data_internal.hxx
    src/data/data.cxx
    src/data/data_load.cxx
    src/data/data_save.cxx
    src/data/data_validate.cxx

    src/server/server.hxx
    src/server/server_internal.hxx
    src/server/server.cxx
    src/server/admin.cxx
    src/server/auth.cxx
    src/server/mail.cxx
    src/server/fs.cxx
    src/server/download.cxx
    src/server/upload.cxx

    src/main.cxx

    index_html.h
    favicon_svg.h
)

target_include_directories(fileserver PRIVATE include ${CMAKE_CURRENT_BINARY_DIR} ${LIBURING_INCLUDE_DIR})
target_compile_options(fileserver PRIVATE -msse2)
target_compile_definitions(fileserver PRIVATE BOOST_BEAST_FILE_BUFFER_SIZE=65535 BOOST_ASIO_HAS_IO_URING)
target_link_options(fileserver PRIVATE -static)
target_link_libraries(fileserver PRIVATE
    spdlog::spdlog
    Boost::beast
    botan
    uring
    Threads::Threads
)

install(TARGETS fileserver)