# build/config.py
from pathlib import Path
import os


SRC_DIR = Path("src")
TEST_DIR = Path("tests")
OBJ_DIR = Path("obj")
BIN_DIR = Path("bin")


TARGET = BIN_DIR / "sls"
TEST_TARGET = BIN_DIR / "sls_tests"


PICO_SDK_PATH = Path(os.environ.get("PICO_SDK_PATH", Path.home() / "pico/pico-sdk"))
PICO_BUILD_DIR = Path("build_pico")
PICO_TOOLCHAIN_PATH = Path("pico_arm_gcc_toolchain.cmake")


COMMON_FLAGS = ["-std=c99", "-Wall", "-Wextra", "-Werror", "-Iinclude", "-g"]
TEST_FLAGS = ["-std=c99", "-Wall", "-Wextra", "-Wno-unused-function", "-Werror", "-Iinclude", "-g", "-O0"]
MACOS_FLAGS = ["-std=c99", "-Wall", "-Wextra", "-Werror", "-Iinclude", "-g", "-mmacosx-version-min=10.13"]
MSVC_FLAGS = ["/std:c11", "/Zi", "/Iinclude"]
MSVC_TEST_FLAGS = MSVC_FLAGS + []


PICO_TOOLCHAIN_TEMPLATE = """set(CMAKE_SYSTEM_NAME Generic)
set(CMAKE_SYSTEM_PROCESSOR cortex-m0plus)


set(CMAKE_C_COMPILER arm-none-eabi-gcc)
set(CMAKE_CXX_COMPILER arm-none-eabi-g++)
set(CMAKE_ASM_COMPILER arm-none-eabi-gcc)


set(CMAKE_C_FLAGS_INIT "-mcpu=cortex-m0plus -mthumb")
set(CMAKE_CXX_FLAGS_INIT "-mcpu=cortex-m0plus -mthumb")
set(CMAKE_ASM_FLAGS_INIT "-mcpu=cortex-m0plus -mthumb")


set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)


set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
"""


RP2040_CMAKE_TEMPLATE = """cmake_minimum_required(VERSION 3.13)


set(PICO_SDK_PATH "{pico_sdk_path}")
include({pico_sdk_path}/external/pico_sdk_import.cmake)


project({project_name} C CXX ASM)
set(CMAKE_C_STANDARD 11)
set(CMAKE_CXX_STANDARD 17)


pico_sdk_init()


add_executable({project_name}
{source_files}
)


set_target_properties({project_name} PROPERTIES
OUTPUT_NAME "{project_name}.elf"
SUFFIX ""
)


target_include_directories({project_name} PRIVATE
${{CMAKE_CURRENT_LIST_DIR}}/include
)


target_compile_definitions({project_name} PRIVATE
PICO_BUILD=1
GIT_COMMIT_HASH="{git_hash}"
)


target_link_libraries({project_name}
pico_stdlib
hardware_uart
hardware_gpio
)


pico_enable_stdio_usb({project_name} 1)
pico_enable_stdio_uart({project_name} 1)


pico_add_extra_outputs({project_name})
"""