cmake_minimum_required(VERSION 3.18)

project(EISConfigurator VERSION 1.0 LANGUAGES CXX C)

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_AUTOMOC ON)
set(CMAKE_AUTORCC ON)
set(CMAKE_AUTOUIC ON)

# Added PrintSupport and OpenGLWidgets which are often needed by QCustomPlot
find_package(Qt6 REQUIRED COMPONENTS Core Gui Widgets SerialPort PrintSupport OpenGLWidgets)

# --- QCustomPlot Integration ---
include(FetchContent)

FetchContent_Declare(
    QCustomPlot
    URL https://www.qcustomplot.com/release/2.1.1/QCustomPlot.tar.gz
    DOWNLOAD_EXTRACT_TIMESTAMP TRUE
)

FetchContent_GetProperties(QCustomPlot)
if(NOT qcustomplot_POPULATED)
    FetchContent_Populate(QCustomPlot)
    # QCustomPlot source distribution doesn't have a CMakeLists.txt
    add_library(QCustomPlot 
        ${qcustomplot_SOURCE_DIR}/qcustomplot.cpp
        ${qcustomplot_SOURCE_DIR}/qcustomplot.h
    )
    # Link required Qt modules to the library
    target_link_libraries(QCustomPlot PUBLIC Qt6::Core Qt6::Gui Qt6::Widgets Qt6::PrintSupport)
    target_include_directories(QCustomPlot PUBLIC ${qcustomplot_SOURCE_DIR})
endif()

# --- Icon Generation ---

set(ICON_SOURCE "${CMAKE_CURRENT_SOURCE_DIR}/assets/icon_source.png")
set(ICON_SCRIPT "${CMAKE_CURRENT_SOURCE_DIR}/scripts/generate_icons.sh")
set(MACOS_ICON "${CMAKE_CURRENT_SOURCE_DIR}/assets/icons/app_icon.icns")
set(WINDOWS_ICON "${CMAKE_CURRENT_SOURCE_DIR}/assets/icons/app_icon.ico")

# Find ImageMagick 'magick' executable
find_program(MAGICK_EXECUTABLE NAMES magick)
if(NOT MAGICK_EXECUTABLE)
    message(WARNING "ImageMagick 'magick' not found. Icons will not be generated.")
endif()

if(EXISTS "${ICON_SOURCE}" AND MAGICK_EXECUTABLE)
    execute_process(COMMAND chmod +x "${ICON_SCRIPT}")

    add_custom_command(
        OUTPUT "${MACOS_ICON}" "${WINDOWS_ICON}"
        COMMAND "${ICON_SCRIPT}" "${MAGICK_EXECUTABLE}"
        WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
        DEPENDS "${ICON_SOURCE}" "${ICON_SCRIPT}"
        COMMENT "Generating icons from source using ${MAGICK_EXECUTABLE}..."
        VERBATIM
    )
    
    add_custom_target(GenerateIcons DEPENDS "${MACOS_ICON}" "${WINDOWS_ICON}")
endif()

# --- Sources ---

set(PROJECT_SOURCES
    src/main.cpp
    src/MainWindow.cpp
    src/GraphWidget.cpp
)

if(EXISTS "${ICON_SOURCE}")
    list(APPEND PROJECT_SOURCES ${MACOS_ICON} ${WINDOWS_ICON})
endif()

set(PROJECT_HEADERS
    src/MainWindow.h
    src/GraphWidget.h
)

if(ANDROID)
    add_library(EISConfigurator SHARED ${PROJECT_SOURCES} ${PROJECT_HEADERS})
else()
    # Removed MANUAL_FINALIZATION keyword as add_executable does not support it
    add_executable(EISConfigurator ${PROJECT_SOURCES} ${PROJECT_HEADERS})
endif()

if(EXISTS "${ICON_SOURCE}" AND MAGICK_EXECUTABLE)
    add_dependencies(EISConfigurator GenerateIcons)
endif()

target_link_libraries(EISConfigurator PRIVATE
    Qt6::Core Qt6::Gui Qt6::Widgets Qt6::SerialPort
    QCustomPlot
)

if(ANDROID)
    set_target_properties(EISConfigurator PROPERTIES QT_ANDROID_PACKAGE_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/android)
endif()

if(APPLE)
    set_target_properties(EISConfigurator PROPERTIES
        MACOSX_BUNDLE TRUE
        MACOSX_BUNDLE_BUNDLE_NAME "EIS Configurator"
        MACOSX_BUNDLE_GUI_IDENTIFIER "com.eis.configurator"
        MACOSX_BUNDLE_ICON_FILE "app_icon.icns"
        RESOURCE "${MACOS_ICON}"
    )
elseif(WIN32)
    set_target_properties(EISConfigurator PROPERTIES
        WIN32_EXECUTABLE TRUE
    )
    if(EXISTS "${WINDOWS_ICON}")
        set_target_properties(EISConfigurator PROPERTIES 
            WIN32_ICON "${WINDOWS_ICON}"
        )
    endif()
endif()

if(NOT ANDROID)
    qt_finalize_executable(EISConfigurator)
endif()