cmake_minimum_required(VERSION 3.22)

#
# This file is generated only once,
# and is not re-generated if converter is called multiple times.
#
# User is free to modify the file as much as necessary
#

# Setup compiler settings
set(CMAKE_C_STANDARD 17)
set(CMAKE_C_STANDARD_REQUIRED ON)
set(CMAKE_C_EXTENSIONS ON)

set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS ON)

# Define the build type
if(NOT CMAKE_BUILD_TYPE)
    set(CMAKE_BUILD_TYPE "Debug")
endif()

# Set the project name
get_filename_component(CURRENT_FOLDER_NAME ${CMAKE_CURRENT_SOURCE_DIR} NAME)
set(CMAKE_PROJECT_NAME ${CURRENT_FOLDER_NAME})

# Include toolchain file
include("cmake/gcc-arm-none-eabi.cmake")

# Enable compile command to ease indexing with e.g. clangd
set(CMAKE_EXPORT_COMPILE_COMMANDS TRUE)

# Core project settings
project(${CMAKE_PROJECT_NAME})
message("Build type: " ${CMAKE_BUILD_TYPE})

# Enable CMake support for ASM and C languages
enable_language(C ASM CXX)

# Create an executable object type
add_executable(${CMAKE_PROJECT_NAME})

# Add STM32CubeMX generated sources
add_subdirectory(cmake/stm32cubemx)

# Link directories setup
target_link_directories(${CMAKE_PROJECT_NAME} PRIVATE
    # Add user defined library search paths
)

# Find Python3
find_package(Python3 REQUIRED)

# Add custom target to run MCUVersionGen.py script
execute_process(COMMAND ${Python3_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/Tools/GenVersion/McuVersionGen.py ${CMAKE_PROJECT_NAME} ${CMAKE_CURRENT_SOURCE_DIR}
        RESULT_VARIABLE result
        OUTPUT_VARIABLE script_output)
message(${script_output})

add_custom_target(version_gen
        COMMAND ${Python3_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/Tools/GenVersion/McuVersionGen.py ${CMAKE_PROJECT_NAME} ${CMAKE_CURRENT_SOURCE_DIR}
        COMMENT "Running MCUVersionGen.py script"
)
add_dependencies(${CMAKE_PROJECT_NAME} version_gen)

# Add sources to executable
file(GLOB_RECURSE SOURCES
    ${CMAKE_SOURCE_DIR}/Core/App/*.*
)

target_sources(${CMAKE_PROJECT_NAME} PRIVATE
    # Add user sources here
    ${SOURCES}
)

# Add include paths
target_include_directories(${CMAKE_PROJECT_NAME} PRIVATE
    # Add user defined include paths
    Core/App
)

# Add project symbols (macros)
target_compile_definitions(${CMAKE_PROJECT_NAME} PRIVATE
    # Add user defined symbols
)

# Add linked libraries
target_link_libraries(${CMAKE_PROJECT_NAME}
    stm32cubemx

    # Add user defined libraries
)

# Add custom command to generate binary and hex files
add_custom_command(TARGET ${CMAKE_PROJECT_NAME} POST_BUILD
    COMMAND ${CMAKE_OBJCOPY} -O binary ${CMAKE_PROJECT_NAME}.elf ${CMAKE_PROJECT_NAME}.bin
    COMMAND ${CMAKE_OBJCOPY} -O ihex ${CMAKE_PROJECT_NAME}.elf ${CMAKE_PROJECT_NAME}.hex
)