cmake_minimum_required(VERSION 3.25)

option(NO_FILESELECTOR "Disable the file selector" OFF)
option(GTK_FILESELECTOR "Use the GTK file selector on Linux instead of the xdg-portal one" OFF)
option(LEGACY "Instead of Wayland, use the legacy X11 backend on Linux" OFF)
option(NO_ISA_EXTENSIONS "Disable ISA extensions (don't pass -march=native or -mcpu=native to the compiler)" OFF)
option(NO_STATISTICS "Disable calculation of statistics" OFF)
option(SELF_PROFILE "Enable self-profiling" OFF)
option(SANITIZE "Sanitizer parameters" OFF)

include(${CMAKE_CURRENT_LIST_DIR}/../cmake/version.cmake)

set(CMAKE_CXX_STANDARD 20)

project(
    tracy-profiler
    LANGUAGES C CXX
    VERSION ${TRACY_VERSION_STRING}
)

if(SELF_PROFILE)
    add_definitions(-DTRACY_ENABLE)
    add_compile_options(-g -O3 -fno-omit-frame-pointer)
endif()

if(SANITIZE)
    add_compile_options(-fsanitize=${SANITIZE} -fno-omit-frame-pointer)
    add_link_options(-fsanitize=${SANITIZE} -fno-omit-frame-pointer)
endif()

include(${CMAKE_CURRENT_LIST_DIR}/../cmake/config.cmake)
include(${CMAKE_CURRENT_LIST_DIR}/../cmake/vendor.cmake)
include(${CMAKE_CURRENT_LIST_DIR}/../cmake/server.cmake)

include(ExternalProject)
ExternalProject_Add(embed
    SOURCE_DIR ${CMAKE_CURRENT_LIST_DIR}/helpers
    CMAKE_ARGS
        -DCMAKE_BUILD_TYPE=Release
        -DCMAKE_INSTALL_PREFIX=${CMAKE_CURRENT_BINARY_DIR}
)

add_custom_command(
    OUTPUT data
    COMMAND ${CMAKE_COMMAND} -E make_directory data
)

function(Embed LIST NAME FILE)
    add_custom_command(
        OUTPUT data/${NAME}.cpp data/${NAME}.hpp
        COMMAND ${CMAKE_CURRENT_BINARY_DIR}/embed ${NAME} ${CMAKE_CURRENT_LIST_DIR}/${FILE} data/${NAME}
        DEPENDS data embed ${CMAKE_CURRENT_LIST_DIR}/${FILE}
    )
    list(APPEND ${LIST} data/${NAME}.cpp)
    return(PROPAGATE ${LIST})
endfunction()

set(SERVER_FILES
    TracyAchievementData.cpp
    TracyAchievements.cpp
    TracyBadVersion.cpp
    TracyColor.cpp
    TracyConfig.cpp
    TracyEmbed.cpp
    TracyEventDebug.cpp
    TracyFileselector.cpp
    TracyFilesystem.cpp
    TracyImGui.cpp
    TracyManualData.cpp
    TracyMarkdown.cpp
    TracyMicroArchitecture.cpp
    TracyMouse.cpp
    TracyProtoHistory.cpp
    TracySourceContents.cpp
    TracySourceTokenizer.cpp
    TracySourceView.cpp
    TracyStorage.cpp
    TracyTexture.cpp
    TracyTimelineController.cpp
    TracyTimelineItem.cpp
    TracyTimelineItemCpuData.cpp
    TracyTimelineItemGpu.cpp
    TracyTimelineItemPlot.cpp
    TracyTimelineItemThread.cpp
    TracyUserData.cpp
    TracyUtility.cpp
    TracyView.cpp
    TracyView_Annotations.cpp
    TracyView_Callstack.cpp
    TracyView_Compare.cpp
    TracyView_ConnectionState.cpp
    TracyView_ContextSwitch.cpp
    TracyView_CpuData.cpp
    TracyView_FindZone.cpp
    TracyView_FlameGraph.cpp
    TracyView_FrameOverview.cpp
    TracyView_FrameTimeline.cpp
    TracyView_FrameTree.cpp
    TracyView_GpuTimeline.cpp
    TracyView_Locks.cpp
    TracyView_Manual.cpp
    TracyView_Memory.cpp
    TracyView_Messages.cpp
    TracyView_Navigation.cpp
    TracyView_NotificationArea.cpp
    TracyView_Options.cpp
    TracyView_Playback.cpp
    TracyView_Plots.cpp
    TracyView_Ranges.cpp
    TracyView_Samples.cpp
    TracyView_Statistics.cpp
    TracyView_Timeline.cpp
    TracyView_TraceInfo.cpp
    TracyView_Utility.cpp
    TracyView_ZoneInfo.cpp
    TracyView_ZoneTimeline.cpp
    TracyWeb.cpp
)

if(NOT EMSCRIPTEN)
    list(APPEND SERVER_FILES
        TracyLlm.cpp
        TracyLlmApi.cpp
        TracyLlmChat.cpp
        TracyLlmEmbeddings.cpp
        TracyLlmTools.cpp
    )
endif()

list(TRANSFORM SERVER_FILES PREPEND "src/profiler/")

set(PROFILER_FILES
    src/ConnectionHistory.cpp
    src/Filters.cpp
    src/Fonts.cpp
    src/HttpRequest.cpp
    src/ImGuiContext.cpp
    src/ini.c
    src/IsElevated.cpp
    src/main.cpp
    src/ResolvService.cpp
    src/RunQueue.cpp
    src/WindowPosition.cpp
    src/winmain.cpp
    src/winmainArchDiscovery.cpp
)

Embed(PROFILER_FILES SystemPrompt src/llm/system.prompt.md)
Embed(PROFILER_FILES SystemReminder src/llm/system.reminder.md)
Embed(PROFILER_FILES FontFixed src/font/FiraCode-Retina.ttf)
Embed(PROFILER_FILES FontIcons src/font/Font\ Awesome\ 6\ Free-Solid-900.otf)
Embed(PROFILER_FILES FontNormal src/font/Roboto-Regular.ttf)
Embed(PROFILER_FILES FontBold src/font/Roboto-Bold.ttf)
Embed(PROFILER_FILES FontItalic src/font/Roboto-Italic.ttf)
Embed(PROFILER_FILES FontBoldItalic src/font/Roboto-BoldItalic.ttf)
Embed(PROFILER_FILES Manual ../manual/tracy.md)

set(INCLUDES "${CMAKE_CURRENT_BINARY_DIR}")
set(LIBS "")

if(USE_WAYLAND)
    pkg_check_modules(WAYLAND REQUIRED egl wayland-egl wayland-cursor xkbcommon)
    set(INCLUDES "${INCLUDES};${WAYLAND_INCLUDE_DIRS}")
    set(LIBS "${LIBS};${WAYLAND_LIBRARIES}")
    set(PROFILER_FILES ${PROFILER_FILES}
        src/BackendWayland.cpp
    )

    include(${CMAKE_CURRENT_LIST_DIR}/../cmake/FindWaylandScanner.cmake)

    CPMAddPackage(
        NAME wayland-protocols
        GIT_REPOSITORY https://gitlab.freedesktop.org/wayland/wayland-protocols.git
        GIT_TAG 1.37
        DOWNLOAD_ONLY YES
    )

    ecm_add_wayland_client_protocol(PROFILER_FILES
        PROTOCOL ${wayland-protocols_SOURCE_DIR}/stable/xdg-shell/xdg-shell.xml
        BASENAME xdg-shell
    )
    ecm_add_wayland_client_protocol(PROFILER_FILES
        PROTOCOL ${wayland-protocols_SOURCE_DIR}/staging/xdg-activation/xdg-activation-v1.xml
        BASENAME xdg-activation
    )
    ecm_add_wayland_client_protocol(PROFILER_FILES
        PROTOCOL ${wayland-protocols_SOURCE_DIR}/unstable/xdg-decoration/xdg-decoration-unstable-v1.xml
        BASENAME xdg-decoration
    )
    ecm_add_wayland_client_protocol(PROFILER_FILES
        PROTOCOL ${wayland-protocols_SOURCE_DIR}/staging/fractional-scale/fractional-scale-v1.xml
        BASENAME fractional-scale
    )
    ecm_add_wayland_client_protocol(PROFILER_FILES
        PROTOCOL ${wayland-protocols_SOURCE_DIR}/stable/viewporter/viewporter.xml
        BASENAME viewporter
    )
    ecm_add_wayland_client_protocol(PROFILER_FILES
        PROTOCOL ${wayland-protocols_SOURCE_DIR}/staging/cursor-shape/cursor-shape-v1.xml
        BASENAME cursor-shape
    )
    ecm_add_wayland_client_protocol(PROFILER_FILES
        PROTOCOL ${wayland-protocols_SOURCE_DIR}/unstable/tablet/tablet-unstable-v2.xml
        BASENAME tablet
    )
    ecm_add_wayland_client_protocol(PROFILER_FILES
        PROTOCOL ${wayland-protocols_SOURCE_DIR}/staging/xdg-toplevel-icon/xdg-toplevel-icon-v1.xml
        BASENAME xdg-toplevel-icon
    )
elseif(EMSCRIPTEN)
    set(PROFILER_FILES ${PROFILER_FILES}
        src/BackendEmscripten.cpp
    )
else()
    set(PROFILER_FILES ${PROFILER_FILES}
        src/BackendGlfw.cpp
        ${ImGui_SOURCE_DIR}/backends/imgui_impl_glfw.cpp
    )
endif()

include_directories(${INCLUDES})
link_libraries(${LIBS})

if(SELF_PROFILE)
    set(PROFILER_FILES ${PROFILER_FILES}
        ../public/TracyClient.cpp
    )
endif()

if(WIN32)
    set(PROFILER_FILES ${PROFILER_FILES}
        win32/Tracy.manifest
        win32/Tracy.rc
    )
    add_executable(${PROJECT_NAME} WIN32 ${PROFILER_FILES} ${COMMON_FILES} ${SERVER_FILES})
    set_property(DIRECTORY ${CMAKE_CURRENT_LIST_DIR} PROPERTY VS_STARTUP_PROJECT ${PROJECT_NAME})
else()
    add_executable(${PROJECT_NAME} ${PROFILER_FILES} ${COMMON_FILES} ${SERVER_FILES})
endif()

find_package(Threads REQUIRED)
target_link_libraries(${PROJECT_NAME} PRIVATE
    TracyServer
    TracyImGui
    Threads::Threads
    nlohmann_json::nlohmann_json
    md4c
)
target_include_directories(${PROJECT_NAME} PRIVATE
    ${tidy_SOURCE_DIR}/include
)
target_include_directories(${PROJECT_NAME} PRIVATE
    ${md4c_SOURCE_DIR}/src
)

if(NOT EMSCRIPTEN)
    target_link_libraries(${PROJECT_NAME} PRIVATE
        TracyLibcurl
        base64
        tidy-static
        TracyPugixml
        usearch
    )
endif()

if(NOT DEFINED GIT_REV)
    set(GIT_REV "HEAD")
endif()

find_package(Git)
if(Git_FOUND)
    add_custom_target(git-ref
        COMMAND ${CMAKE_COMMAND} -E echo "#pragma once" > GitRef.hpp.tmp
        COMMAND ${GIT_EXECUTABLE} -C ${CMAKE_CURRENT_SOURCE_DIR} log -1 "--format=namespace tracy { static inline const char* GitRef = %x22%h%x22; }" ${GIT_REV} >> GitRef.hpp.tmp || echo "namespace tracy { static inline const char* GitRef = \"unknown\"; }" >> GitRef.hpp.tmp
        COMMAND ${CMAKE_COMMAND} -E copy_if_different GitRef.hpp.tmp GitRef.hpp
        BYPRODUCTS GitRef.hpp GitRef.hpp.tmp
        VERBATIM
    )
    add_dependencies(${PROJECT_NAME} git-ref)
else()
    message(WARNING "git not found, using 'unknown' as git ref.")
    add_custom_command(
        OUTPUT GitRef.hpp
        COMMAND ${CMAKE_COMMAND} -E echo "#pragma once" > GitRef.hpp
        COMMAND ${CMAKE_COMMAND} -E echo "namespace tracy { static inline const char* GitRef = \"unknown\"; }" >> GitRef.hpp
        VERBATIM
    )
    target_sources(${PROJECT_NAME} PUBLIC GitRef.hpp)
endif()

if(NOT EMSCRIPTEN)
    if(NOT NO_FILESELECTOR)
        target_link_libraries(${PROJECT_NAME} PRIVATE nfd::nfd)
    endif()
    if(NOT USE_WAYLAND)
        target_link_libraries(${PROJECT_NAME} PRIVATE TracyGlfw3)
    endif()
endif()

if(EMSCRIPTEN)
    target_link_options(${PROJECT_NAME} PRIVATE -pthread -sASSERTIONS=0 -sINITIAL_MEMORY=384mb -sALLOW_MEMORY_GROWTH=1 -sMAXIMUM_MEMORY=4gb -sSTACK_SIZE=1048576 -sWASM_BIGINT=1 -sPTHREAD_POOL_SIZE=8 -sEXPORTED_FUNCTIONS=_main,_nativeOpenFile -sEXPORTED_RUNTIME_METHODS=ccall -sENVIRONMENT=web,worker --preload-file embed.tracy)

    file(DOWNLOAD https://share.nereid.pl/i/embed.tracy ${CMAKE_CURRENT_BINARY_DIR}/embed.tracy EXPECTED_MD5 ca0fa4f01e7b8ca5581daa16b16c768d)
    file(COPY ${CMAKE_CURRENT_LIST_DIR}/wasm/index.html DESTINATION ${CMAKE_CURRENT_BINARY_DIR})
    file(COPY ${CMAKE_CURRENT_LIST_DIR}/wasm/httpd.py DESTINATION ${CMAKE_CURRENT_BINARY_DIR})
    file(COPY_FILE ${CMAKE_CURRENT_LIST_DIR}/../icon/icon.svg ${CMAKE_CURRENT_BINARY_DIR}/favicon.svg)
endif()

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