cmake_minimum_required(VERSION 3.16)

set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

if(APPLE)
  option(BUILD_UNIVERSAL "Build a Universal binary on macOS" OFF)
  if(BUILD_UNIVERSAL)
    # Build a Universal binary on macOS
    # This requires that the found Qt library is compiled as Universal binaries.
    set(CMAKE_OSX_ARCHITECTURES "arm64;x86_64" CACHE STRING "" FORCE)
  else()
    # Build for the host architecture on macOS
    set(CMAKE_OSX_ARCHITECTURES "${CMAKE_HOST_SYSTEM_PROCESSOR}" CACHE STRING "" FORCE)
  endif()
endif()

set(APP_VERSION_MAJOR 2)
set(APP_VERSION_MINOR 7)
set(APP_VERSION_PATCH 4)
set(APP_VERSION "${APP_VERSION_MAJOR}.${APP_VERSION_MINOR}.${APP_VERSION_PATCH}")

# Include the binary directory for the generated header file
include_directories("${CMAKE_CURRENT_BINARY_DIR}")

project(gpt4all VERSION ${APP_VERSION} LANGUAGES CXX C)

set(CMAKE_AUTOMOC ON)
set(CMAKE_AUTORCC ON)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

option(GPT4ALL_LOCALHOST OFF "Build installer for localhost repo")
option(GPT4ALL_OFFLINE_INSTALLER "Build an offline installer" OFF)

# Generate a header file with the version number
configure_file(
  "${CMAKE_CURRENT_SOURCE_DIR}/cmake/config.h.in"
  "${CMAKE_CURRENT_BINARY_DIR}/config.h"
)

if(LINUX)
  find_package(Qt6 6.4 COMPONENTS Core Quick WaylandCompositor QuickDialogs2 Svg HttpServer Sql Pdf REQUIRED)
else()
  find_package(Qt6 6.4 COMPONENTS Core Quick QuickDialogs2 Svg HttpServer Sql Pdf REQUIRED)
endif()

# Get the Qt6Core target properties
get_target_property(Qt6Core_INCLUDE_DIRS Qt6::Core INTERFACE_INCLUDE_DIRECTORIES)
get_target_property(Qt6Core_LIBRARY_RELEASE Qt6::Core LOCATION_RELEASE)

# Find the qmake binary
find_program(QMAKE_EXECUTABLE NAMES qmake qmake6 PATHS ${Qt6Core_INCLUDE_DIRS}/../.. NO_DEFAULT_PATH)

# Get the Qt 6 root directory
get_filename_component(Qt6_ROOT_DIR "${Qt6Core_LIBRARY_RELEASE}" DIRECTORY)
get_filename_component(Qt6_ROOT_DIR "${Qt6_ROOT_DIR}/.." ABSOLUTE)

message(STATUS "qmake binary: ${QMAKE_EXECUTABLE}")
message(STATUS "Qt 6 root directory: ${Qt6_ROOT_DIR}")

set (CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)

add_subdirectory(../gpt4all-backend llmodel)

set(METAL_SHADER_FILE)
if(${CMAKE_SYSTEM_NAME} MATCHES Darwin)
  set(METAL_SHADER_FILE ../gpt4all-backend/llama.cpp-mainline/ggml-metal.metal)
endif()

set(APP_ICON_FILE "${CMAKE_CURRENT_SOURCE_DIR}/icons/favicon.icns")
set_source_files_properties(${APP_ICON_FILE} PROPERTIES
    MACOSX_PACKAGE_LOCATION "Resources")

qt_add_executable(chat
    main.cpp
    chat.h chat.cpp
    chatllm.h chatllm.cpp
    chatmodel.h chatlistmodel.h chatlistmodel.cpp
    chatapi.h chatapi.cpp
    database.h database.cpp
    embeddings.h embeddings.cpp
    download.h download.cpp
    embllm.cpp embllm.h
    localdocs.h localdocs.cpp localdocsmodel.h localdocsmodel.cpp
    llm.h llm.cpp
    modellist.h modellist.cpp
    mysettings.h mysettings.cpp
    network.h network.cpp
    server.h server.cpp
    logger.h logger.cpp
    responsetext.h responsetext.cpp
    ${METAL_SHADER_FILE}
    ${APP_ICON_FILE}
)

qt_add_qml_module(chat
    URI gpt4all
    VERSION 1.0
    NO_CACHEGEN
    QML_FILES
      main.qml
      qml/ChatDrawer.qml
      qml/ChatView.qml
      qml/CollectionsDialog.qml
      qml/ModelDownloaderView.qml
      qml/NetworkDialog.qml
      qml/NewVersionDialog.qml
      qml/ThumbsDownDialog.qml
      qml/SettingsView.qml
      qml/StartupDialog.qml
      qml/PopupDialog.qml
      qml/AboutDialog.qml
      qml/Theme.qml
      qml/ModelSettings.qml
      qml/ApplicationSettings.qml
      qml/LocalDocsSettings.qml
      qml/SwitchModelDialog.qml
      qml/MySettingsTab.qml
      qml/MySettingsStack.qml
      qml/MySettingsDestructiveButton.qml
      qml/MySettingsButton.qml
      qml/MySettingsLabel.qml
      qml/MySlug.qml
      qml/MyButton.qml
      qml/MyComboBox.qml
      qml/MyDialog.qml
      qml/MyDirectoryField.qml
      qml/MyTextArea.qml
      qml/MyTextField.qml
      qml/MyCheckBox.qml
      qml/MyBusyIndicator.qml
      qml/MyMiniButton.qml
      qml/MyToolButton.qml
    RESOURCES
      icons/send_message.svg
      icons/stop_generating.svg
      icons/regenerate.svg
      icons/chat.svg
      icons/close.svg
      icons/copy.svg
      icons/db.svg
      icons/download.svg
      icons/settings.svg
      icons/eject.svg
      icons/edit.svg
      icons/image.svg
      icons/info.svg
      icons/local-docs.svg
      icons/models.svg
      icons/search.svg
      icons/trash.svg
      icons/network.svg
      icons/thumbs_up.svg
      icons/thumbs_down.svg
      icons/left_panel_closed.svg
      icons/left_panel_open.svg
      icons/logo.svg
      icons/logo-32.png
      icons/logo-48.png
      icons/favicon.ico
      icons/favicon.icns
)

set_target_properties(chat PROPERTIES
    MACOSX_BUNDLE_GUI_IDENTIFIER gpt4all
    MACOSX_BUNDLE_BUNDLE_VERSION ${PROJECT_VERSION}
    MACOSX_BUNDLE_SHORT_VERSION_STRING ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}
    MACOSX_BUNDLE TRUE
    WIN32_EXECUTABLE TRUE
    MACOSX_BUNDLE_ICON_FILE "favicon.icns"
)

if(${CMAKE_SYSTEM_NAME} MATCHES Darwin)
    set_target_properties(chat PROPERTIES
        OUTPUT_NAME gpt4all
    )
endif()

if(METAL_SHADER_FILE)
    set_target_properties(chat PROPERTIES
        RESOURCE ${METAL_SHADER_FILE}
    )
    configure_file(${METAL_SHADER_FILE} bin/ggml-metal.metal COPYONLY)
endif()

target_compile_definitions(chat
    PRIVATE $<$<OR:$<CONFIG:Debug>,$<CONFIG:RelWithDebInfo>>:QT_QML_DEBUG>)
if(LINUX)
  target_link_libraries(chat
      PRIVATE Qt6::Quick Qt6::Svg Qt6::HttpServer Qt6::Sql Qt6::Pdf Qt6::WaylandCompositor)
else()
  target_link_libraries(chat
    PRIVATE Qt6::Quick Qt6::Svg Qt6::HttpServer Qt6::Sql Qt6::Pdf)
endif()
target_link_libraries(chat
    PRIVATE llmodel)

set(COMPONENT_NAME_MAIN ${PROJECT_NAME})

if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
  set(CMAKE_INSTALL_PREFIX ${CMAKE_BINARY_DIR}/install CACHE PATH "..." FORCE)
endif()

install(TARGETS chat DESTINATION bin COMPONENT ${COMPONENT_NAME_MAIN})
install(TARGETS llmodel DESTINATION lib COMPONENT ${COMPONENT_NAME_MAIN})

# We should probably iterate through the list of the cmake for backend, but these need to be installed
# to the this component's dir for the finicky qt installer to work
install(TARGETS gptj-avxonly DESTINATION lib COMPONENT ${COMPONENT_NAME_MAIN})
install(TARGETS gptj-default DESTINATION lib COMPONENT ${COMPONENT_NAME_MAIN})
install(TARGETS llama-mainline-avxonly DESTINATION lib COMPONENT ${COMPONENT_NAME_MAIN})
install(TARGETS llama-mainline-default DESTINATION lib COMPONENT ${COMPONENT_NAME_MAIN})
install(TARGETS llamamodel-mainline-avxonly DESTINATION lib COMPONENT ${COMPONENT_NAME_MAIN})
install(TARGETS llamamodel-mainline-default DESTINATION lib COMPONENT ${COMPONENT_NAME_MAIN})
if(APPLE)
install(TARGETS llamamodel-mainline-metal DESTINATION lib COMPONENT ${COMPONENT_NAME_MAIN})
endif()

set(CPACK_GENERATOR "IFW")
set(CPACK_VERBATIM_VARIABLES YES)
set(CPACK_IFW_VERBOSE ON)

if(${CMAKE_SYSTEM_NAME} MATCHES Linux)
    find_program(LINUXDEPLOYQT linuxdeployqt HINTS "$ENV{HOME}/dev/linuxdeployqt/build/tools/linuxdeployqt" "$ENV{HOME}/project/linuxdeployqt/bin")
    configure_file("${CMAKE_CURRENT_SOURCE_DIR}/cmake/deploy-qt-linux.cmake.in"
                   "${CMAKE_BINARY_DIR}/cmake/deploy-qt-linux.cmake" @ONLY)
    set(CPACK_PRE_BUILD_SCRIPTS ${CMAKE_BINARY_DIR}/cmake/deploy-qt-linux.cmake)
    set(CPACK_IFW_ROOT "~/Qt/Tools/QtInstallerFramework/4.6")
    set(CPACK_PACKAGE_FILE_NAME "${COMPONENT_NAME_MAIN}-installer-linux")
    set(CPACK_IFW_TARGET_DIRECTORY "@HomeDir@/${COMPONENT_NAME_MAIN}")
elseif(${CMAKE_SYSTEM_NAME} MATCHES Windows)
    find_program(WINDEPLOYQT windeployqt HINTS ${_qt_bin_dir})
    configure_file("${CMAKE_CURRENT_SOURCE_DIR}/cmake/deploy-qt-windows.cmake.in"
                   "${CMAKE_BINARY_DIR}/cmake/deploy-qt-windows.cmake" @ONLY)
    set(CPACK_PRE_BUILD_SCRIPTS ${CMAKE_BINARY_DIR}/cmake/deploy-qt-windows.cmake)
    set(CPACK_IFW_ROOT "C:/Qt/Tools/QtInstallerFramework/4.6")
    set(CPACK_IFW_PACKAGE_ICON "${CMAKE_CURRENT_SOURCE_DIR}/icons/favicon.ico")
    set(CPACK_PACKAGE_FILE_NAME "${COMPONENT_NAME_MAIN}-installer-win64")
    set(CPACK_IFW_TARGET_DIRECTORY "@HomeDir@\\${COMPONENT_NAME_MAIN}")
elseif(${CMAKE_SYSTEM_NAME} MATCHES Darwin)
    find_program(MACDEPLOYQT macdeployqt HINTS ${_qt_bin_dir})
    configure_file("${CMAKE_CURRENT_SOURCE_DIR}/cmake/deploy-qt-mac.cmake.in"
                   "${CMAKE_BINARY_DIR}/cmake/deploy-qt-mac.cmake" @ONLY)
    set(CPACK_PRE_BUILD_SCRIPTS ${CMAKE_BINARY_DIR}/cmake/deploy-qt-mac.cmake)
    set(CPACK_IFW_ROOT "~/Qt/Tools/QtInstallerFramework/4.6")
    set(CPACK_IFW_PACKAGE_ICON "${CMAKE_CURRENT_SOURCE_DIR}/icons/favicon.icns")
    set(CPACK_PACKAGE_FILE_NAME "${COMPONENT_NAME_MAIN}-installer-darwin")
    set(CPACK_IFW_TARGET_DIRECTORY "@ApplicationsDir@/${COMPONENT_NAME_MAIN}")
    set(CPACK_BUNDLE_NAME ${COMPONENT_NAME_MAIN})
    set(CPACK_BUNDLE_ICON "${CMAKE_CURRENT_SOURCE_DIR}/icons/favicon.icns")
endif()

set(CPACK_PACKAGE_INSTALL_DIRECTORY ${COMPONENT_NAME_MAIN})
set(CPACK_PACKAGE_VERSION_MAJOR ${PROJECT_VERSION_MAJOR})
set(CPACK_PACKAGE_VERSION_MINOR ${PROJECT_VERSION_MINOR})
SET(CPACK_PACKAGE_VERSION_PATCH ${PROJECT_VERSION_PATCH})
set(CPACK_PACKAGE_HOMEPAGE_URL "https://gpt4all.io")
set(CPACK_PACKAGE_ICON "${CMAKE_CURRENT_SOURCE_DIR}/icons/logo-48.png")
set(CPACK_RESOURCE_FILE_LICENSE ${CMAKE_CURRENT_SOURCE_DIR}/LICENSE)
set(CPACK_RESOURCE_FILE_README ${CMAKE_CURRENT_SOURCE_DIR}/README.md)
set(CPACK_PACKAGE_EXECUTABLES "GPT4All")
set(CPACK_CREATE_DESKTOP_LINKS "GPT4All")
set(CPACK_IFW_PACKAGE_NAME "GPT4All")
set(CPACK_IFW_PACKAGE_TITLE "GPT4All Installer")
set(CPACK_IFW_PACKAGE_PUBLISHER "Nomic, Inc.")
set(CPACK_IFW_PRODUCT_URL "https://gpt4all.io")
set(CPACK_IFW_PACKAGE_WIZARD_STYLE "Aero")
set(CPACK_IFW_PACKAGE_LOGO "${CMAKE_CURRENT_SOURCE_DIR}/icons/logo-48.png")
set(CPACK_IFW_PACKAGE_WINDOW_ICON "${CMAKE_CURRENT_SOURCE_DIR}/icons/logo-32.png")
set(CPACK_IFW_PACKAGE_WIZARD_SHOW_PAGE_LIST OFF)

include(InstallRequiredSystemLibraries)
include(CPack)
include(CPackIFW)
if(GPT4ALL_OFFLINE_INSTALLER)
  cpack_add_component(${COMPONENT_NAME_MAIN})
else()
  cpack_add_component(${COMPONENT_NAME_MAIN} DOWNLOADED)
endif()
cpack_ifw_configure_component(${COMPONENT_NAME_MAIN} ESSENTIAL FORCED_INSTALLATION)
cpack_ifw_configure_component(${COMPONENT_NAME_MAIN} VERSION ${APP_VERSION})
cpack_ifw_configure_component(${COMPONENT_NAME_MAIN} LICENSES "MIT LICENSE" ${CPACK_RESOURCE_FILE_LICENSE})
cpack_ifw_configure_component(${COMPONENT_NAME_MAIN} SCRIPT "${CMAKE_CURRENT_SOURCE_DIR}/cmake/installerscript.qs")
cpack_ifw_configure_component(${COMPONENT_NAME_MAIN} REPLACES "gpt4all-chat") #Was used in very earliest prototypes

if (GPT4ALL_LOCALHOST)
    cpack_ifw_add_repository("GPT4AllRepository" URL "http://localhost/repository")
elseif(GPT4ALL_OFFLINE_INSTALLER)
  add_compile_definitions(GPT4ALL_OFFLINE_INSTALLER)
else()
  if(${CMAKE_SYSTEM_NAME} MATCHES Linux)
      cpack_ifw_add_repository("GPT4AllRepository" URL "https://gpt4all.io/installer_repos/linux/repository")
  elseif(${CMAKE_SYSTEM_NAME} MATCHES Windows)
      #To sign the target on windows have to create a batch script add use it as a custom target and then use CPACK_IFW_EXTRA_TARGETS to set this extra target
      cpack_ifw_add_repository("GPT4AllRepository" URL "https://gpt4all.io/installer_repos/windows/repository")
  elseif(${CMAKE_SYSTEM_NAME} MATCHES Darwin)
      cpack_ifw_add_repository("GPT4AllRepository" URL "https://gpt4all.io/installer_repos/mac/repository")
  endif()
endif()