cmake_minimum_required(VERSION 3.12)

# Check if the environment variable PICO_SDK_PATH is set
if(DEFINED ENV{PICO_SDK_PATH})
    set(PICO_SDK_PATH $ENV{PICO_SDK_PATH})
else()
    message(FATAL_ERROR "Environment variable PICO_SDK_PATH is not set. Please set it to the path of the pico-sdk.")
endif()

# Include the Pico SDK
include(pico_sdk_import.cmake)

# Pull in FreeRTOS
set( FREERTOS_KERNEL_PATH "../FreeRTOS-Kernel" )
include(FreeRTOS_Kernel_import.cmake)

project(main CXX C ASM)
set(CMAKE_C_STANDARD 11)
set(CMAKE_CXX_STANDARD 17)

pico_sdk_init()


add_subdirectory(
    ../SOFTWARE/Lib/pico-onewire 
    ${CMAKE_BINARY_DIR}/pico-onewire
)


add_executable(
        main
    )

pico_generate_pio_header(main ${CMAKE_CURRENT_LIST_DIR}/Source/uart_tx.pio)
pico_generate_pio_header(main ${CMAKE_CURRENT_LIST_DIR}/Source/uart_rx.pio)

target_Sources(main PRIVATE 
        ${CMAKE_CURRENT_LIST_DIR}/Source/common.cpp
        ${CMAKE_CURRENT_LIST_DIR}/Source/main.cpp
        ${CMAKE_CURRENT_LIST_DIR}/Source/DS18B20.cpp
        ${CMAKE_CURRENT_LIST_DIR}/Source/ZC13.cpp
        ${CMAKE_CURRENT_LIST_DIR}/Source/ZE07CO.cpp
        ${CMAKE_CURRENT_LIST_DIR}/Source/MHZ14B.cpp
        ${CMAKE_CURRENT_LIST_DIR}/Source/HC-12.cpp
    )

target_include_directories(main PRIVATE
        ${CMAKE_CURRENT_LIST_DIR}
        ${CMAKE_CURRENT_LIST_DIR}/Source
        ${CMAKE_CURRENT_LIST_DIR}/Common/include
    )

target_compile_options(main PUBLIC
        ### Gnu/Clang C Options
        $<$<COMPILE_LANG_AND_ID:C,GNU>:-fdiagnostics-color=always>
        $<$<COMPILE_LANG_AND_ID:C,Clang>:-fcolor-diagnostics>

        $<$<COMPILE_LANG_AND_ID:C,Clang,GNU>:-Wall>
        $<$<COMPILE_LANG_AND_ID:C,Clang,GNU>:-Wextra>
        #$<$<COMPILE_LANG_AND_ID:C,Clang,GNU>:-Werror>
        $<$<COMPILE_LANG_AND_ID:C,Clang>:-Weverything>
    )

target_link_libraries(
        main
        pico_one_wire
        FreeRTOS-Kernel
        FreeRTOS-Kernel-Heap4
        pico_stdlib
        pico_util
        pico_runtime
        pico_multicore
        hardware_rtc
        hardware_i2c
        hardware_uart
        hardware_pwm
        hardware_adc
        hardware_pio
    )

pico_enable_stdio_uart(main 1)
pico_enable_stdio_usb(main 1)
pico_add_extra_outputs(main)