cmake_minimum_required(VERSION 3.16)

project(i2pdtunnelwizard LANGUAGES CXX C)

set(HTML_TEMPLATE_FILE "${CMAKE_SOURCE_DIR}/htmldata.cpp")

if(NOT EXISTS "${HTML_TEMPLATE_FILE}")
    file(WRITE "${HTML_TEMPLATE_FILE}" "// This file was created automatically by CMake\n")
endif()

function(add_html_content html_file const_name)
    file(READ "${html_file}" HTML_CONTENT)
    # string(REPLACE "\n" " " HTML_CONTENT "${HTML_CONTENT}")
    string(REGEX REPLACE " + " " " HTML_CONTENT "${HTML_CONTENT}")
    string(REGEX REPLACE "^ +| +$" "" HTML_CONTENT "${HTML_CONTENT}")

    file(READ "${HTML_TEMPLATE_FILE}" TEMPLATE_CONTENT)
    if("${TEMPLATE_CONTENT}" MATCHES "${const_name}")
        message(STATUS "${const_name} already defined")
    else()
        file(APPEND "${HTML_TEMPLATE_FILE}" "const char* ${const_name} = R\"(")
        file(APPEND "${HTML_TEMPLATE_FILE}" "${HTML_CONTENT}")
        file(APPEND "${HTML_TEMPLATE_FILE}" ")\";\n")
    endif()
endfunction()

add_html_content("${CMAKE_SOURCE_DIR}/html/start.html" "HTML_START")
add_html_content("${CMAKE_SOURCE_DIR}/html/main.html" "HTML_MAIN")
add_html_content("${CMAKE_SOURCE_DIR}/html/b33_server.html" "HTML_B33_SERVER")
add_html_content("${CMAKE_SOURCE_DIR}/html/error.html" "HTML_ERROR")
add_html_content("${CMAKE_SOURCE_DIR}/html/config.html" "HTML_CONFIG")
add_html_content("${CMAKE_SOURCE_DIR}/html/form_server_without_b33" "HTML__FORM_SERVER_WITHOUT_B33")
add_html_content("${CMAKE_SOURCE_DIR}/html/form_server_b33_with_auth" "HTML__FORM_SERVER_B33_WITH_AUTH")
add_html_content("${CMAKE_SOURCE_DIR}/html/form_client" "HTML__FORM_CLIENT")
add_html_content("${CMAKE_SOURCE_DIR}/html/tr_client_outproxy" "HTML__TD_OUTPROXY")
add_html_content("${CMAKE_SOURCE_DIR}/html/tr_http_server_hostoverride" "HTML__TD_HTTP_SERVER_HOSTOVERRIDE")
add_html_content("${CMAKE_SOURCE_DIR}/html/tr_irc_server_webpassword" "HTML__TD_IRC_SERVER_WEBPASSWORD")
add_html_content("${CMAKE_SOURCE_DIR}/html/tr_client_b33" "HTML__TD_CLIENT_B33")

set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

add_executable(i2pdtunnelwizard main.cpp
    "${HTML_TEMPLATE_FILE}"
    htmldata.h
    versionnumber.h
    tunnelconstructor.h tunnelconstructor.cpp
    notepad.h notepad.cpp
    tunneltype.h
    randomstringgenerator.h randomstringgenerator.cpp
    randomstringgenerator.h randomstringgenerator.cpp
    http/crow.h
    http/crow/app.h
    http/crow/ci_map.h
    http/crow/common.h
    http/crow/compression.h
    http/crow/exceptions.h
    http/crow/http_connection.h
    http/crow/http_parser_merged.h
    http/crow/http_request.h
    http/crow/http_response.h
    http/crow/http_server.h
    http/crow/json.h
    http/crow/logging.h
    http/crow/middleware.h
    http/crow/middleware_context.h
    http/crow/mime_types.h
    http/crow/multipart.h
    http/crow/multipart_view.h
    http/crow/mustache.h
    http/crow/parser.h
    http/crow/query_string.h
    http/crow/returnable.h
    http/crow/routing.h
    http/crow/settings.h
    http/crow/socket_adaptors.h
    http/crow/task_timer.h
    http/crow/utility.h
    http/crow/version.h
    http/crow/websocket.h
    http/crow/middlewares/cookie_parser.h
    http/crow/middlewares/cors.h
    http/crow/middlewares/session.h
    http/crow/middlewares/utf-8.h
    http/httpserver.h http/httpserver.cpp
    http/languagehandlermiddleware.h http/languagehandlermiddleware.cpp
    x25519/cbackend/bitness.h
    x25519/cbackend/burn.c
    x25519/cbackend/burn.h
    x25519/cbackend/burnstack.c
    x25519/cbackend/burnstack.h
    x25519/cbackend/compat.h
    x25519/cbackend/ed.c
    x25519/cbackend/ed.h
    x25519/cbackend/ed25519-sha512.c
    x25519/cbackend/ed_lookup32.h
    x25519/cbackend/ed_lookup64.h
    x25519/cbackend/eddsa.h
    x25519/cbackend/fld.c
    x25519/cbackend/fld.h
    x25519/cbackend/limb.h
    x25519/cbackend/sc.c
    x25519/cbackend/sc.h
    x25519/cbackend/sha512.c
    x25519/cbackend/sha512.h
    x25519/cbackend/x25519.c
    x25519/cbackend/x25519.h
    x25519/x25519cpp.cpp
    x25519/x25519cpp.h
    codec/data/access.hpp
    codec/data/raw_result_buffer.hpp
    codec/detail/base32.hpp
    codec/detail/base64.hpp
    codec/detail/codec.hpp
    codec/detail/config.hpp
    codec/detail/stream_codec.hpp
    codec/base32_rfc4648.hpp
    codec/base64_i2p.hpp
    codec/parse_error.hpp)

include(GNUInstallDirs)
install(TARGETS i2pdtunnelwizard
    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
    RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
)