# == DO NOT EDIT THE FOLLOWING LINES for the Raspberry Pi Pico VS Code Extension to work ==
if(WIN32)
    set(USERHOME $ENV{USERPROFILE})
else()
    set(USERHOME $ENV{HOME})
endif()
set(sdkVersion 2.1.1)
set(toolchainVersion 14_2_Rel1)
set(picotoolVersion 2.1.1)
set(picoVscode ${USERHOME}/.pico-sdk/cmake/pico-vscode.cmake)
if (EXISTS ${picoVscode})
    include(${picoVscode})
endif()
# ====================================================================================
# ================ 1. TOOLCHAIN FILE ================
# ***** MUST be at the absolute top! *****
set(CMAKE_TOOLCHAIN_FILE ${CMAKE_CURRENT_SOURCE_DIR}/arm-none-eabi-gcc.cmake)

# ================ 2. PICO VS CODE EXTENSION SUPPORT ================
if(WIN32)
    set(USERHOME $ENV{USERPROFILE})
else()
    set(USERHOME $ENV{HOME})
endif()
set(sdkVersion 2.1.1)
set(toolchainVersion 14_2_Rel1)
set(picotoolVersion 2.1.1)
set(picoVscode ${USERHOME}/.pico-sdk/cmake/pico-vscode.cmake)
if(EXISTS ${picoVscode})
    include(${picoVscode})
endif()

# ================ 3. CMake MINIMUM VERSION ================
cmake_minimum_required(VERSION 3.3)

# ================ 4. CHECK PICO SDK ENVIRONMENT ================
if(NOT DEFINED ENV{PICO_SDK_PATH})
    message(FATAL_ERROR "PICO_SDK_PATH environment variable is not set. Please set it to the path of your Pico SDK installation.")
endif()
set(PICO_SDK_IMPORT_FILE "$ENV{PICO_SDK_PATH}/external/pico_sdk_import.cmake")
if(NOT EXISTS "${PICO_SDK_IMPORT_FILE}")
    message(FATAL_ERROR "Cannot find pico_sdk_import.cmake at: ${PICO_SDK_IMPORT_FILE}
        Please check that PICO_SDK_PATH points to a valid Pico SDK installation.
        Current PICO_SDK_PATH: $ENV{PICO_SDK_PATH}")
endif()

# ================ 5. IMPORT PICO SDK (BEFORE project()!) ================
include(${PICO_SDK_IMPORT_FILE})

# ================ 6. PROJECT DEFINITION ================
project(astralixi-os LANGUAGES C CXX)

# ================ 7. TARGET BOARD & STANDARDS ================
# Raspberry Pi Pico 2W board
set(PICO_BOARD pico2_w)
# C11/C++17 strongly recommended for Pico SDK!
set(CMAKE_C_STANDARD 11)
set(CMAKE_CXX_STANDARD 17)

# ================ 8. INITIALIZE PICO SDK ================
pico_sdk_init()

# ================ 9. EXECUTABLE & SOURCES ================
add_executable(astralixi-os
    astralixi-OS.c
    drivers/display.c
    drivers/lcd.c
    drivers/keyboard.c
    drivers/sdcard.c
    drivers/audio.c
    drivers/fat32.c
    # Add any other .c files in this format
)

# ================ 10. LINK LIBRARIES ================
target_link_libraries(astralixi-os
    pico_stdlib
    hardware_spi
    hardware_uart
    hardware_pwm
    hardware_i2c
    hardware_dma
    hardware_gpio
    hardware_adc
    pico_malloc
    pico_cyw43_arch
    cyw43_arch_threadsafe_background
)

# ================ 11. STDIO CONFIGURATION (USB only, no UART) ================
pico_enable_stdio_usb(astralixi-os 1)
pico_enable_stdio_uart(astralixi-os 0)

# ================ 12. GENERATE .uf2 & OTHER OUTPUTS ================
pico_add_extra_outputs(astralixi-os)

# ================ 13. COMPILER WARNINGS ================
target_compile_options(astralixi-os PRIVATE
    -Wall
    -Wextra
    -Wno-unused-parameter
)

# ================ 14. INCLUDE DIRECTORIES ================
target_include_directories(astralixi-os PRIVATE
    ${CMAKE_CURRENT_LIST_DIR}
    drivers/
)

# ================ 15. GLOBAL CONFIG ================
set(CMAKE_EXPORT_COMPILE_COMMANDS YES)