import glob
import os
import shutil
import sys

if sys.platform == "win32":
    SHELL_COLOR_RED = ""
    SHELL_COLOR_ORANGE = ""
    SHELL_COLOR_RESET = ""
else:
    SHELL_COLOR_RED = "\033[91m"
    SHELL_COLOR_ORANGE = "\033[93m"
    SHELL_COLOR_RESET = "\033[m"

DEVICES_DIRECTORY = "Devices"

def print_warning(message):
    print(f"{SHELL_COLOR_ORANGE}WARNING: {message}{SHELL_COLOR_RESET}")

def print_error(message):
    print(f"{SHELL_COLOR_RED}ERROR: {message}{SHELL_COLOR_RESET}")

def exit_with_error(message):
    print_error(message)
    sys.exit(1)

def print_help():
    print("Usage: python device.py [device_id] [arguments]\n\n")
    print(f"\t[device_id]            the device identifier (folder name in {DEVICES_DIRECTORY}/)")
    print("\n")
    print("Optional arguments:\n")
    print("\t--dev                   developer options (limit to 4MB partition table)")

def get_properties_file_path(device_id: str):
    return os.path.join(DEVICES_DIRECTORY, device_id, "device.properties")

def read_file(path: str):
    with open(path, "r") as file:
        result = file.read()
        return result

def read_properties_file(path):
    properties = {}
    with open(path, "r") as file:
        for line in file:
            stripped = line.strip()
            if not stripped or stripped.startswith("#"):
                continue
            key, sep, value = line.partition("=")
            if not sep:
                continue
            properties[key.strip()] = value.strip()
    return properties

def read_device_properties(device_id):
    device_file_path = get_properties_file_path(device_id)
    if not os.path.isfile(device_file_path):
        exit_with_error(f"Device file not found: {device_file_path}")
    return read_properties_file(device_file_path)

def has_group(properties: dict, group: str):
    prefix = f"{group}."
    return any(key.startswith(prefix) for key in properties)

def get_property_or_exit(properties: dict, key: str):
    if key not in properties:
        exit_with_error(f"Device properties does not contain key: {key}")
    return properties[key]

def get_property_or_default(properties: dict, key: str, default):
    return properties.get(key, default)

def get_property_or_none(properties: dict, key: str):
    return get_property_or_default(properties, key, None)

def get_boolean_property_or_false(properties: dict, key: str):
    return properties.get(key) == "true"

def safe_int(value: str, error_message: str):
    try:
        return int(value)
    except ValueError:
        exit_with_error(error_message)

def safe_float(value: str, error_message: str):
    try:
        return float(value)
    except ValueError:
        exit_with_error(error_message)

def write_defaults(output_file):
    default_properties_path = os.path.join("Buildscripts", "sdkconfig", "default.properties")
    default_properties = read_file(default_properties_path)
    output_file.write(default_properties)

def get_user_data_location(device_properties: dict):
    user_data_location = get_property_or_exit(device_properties, "storage.userDataLocation")
    if user_data_location not in ("SD", "Internal"):
        exit_with_error(f"storage.userDataLocation must be 'SD' or 'Internal', but was: '{user_data_location}'")
    return user_data_location

def write_partition_table(output_file, device_properties: dict, is_dev: bool):
    flash_size = get_property_or_exit(device_properties, "hardware.flashSize")
    if not flash_size.endswith("MB"):
        exit_with_error("Flash size should be written as xMB or xxMB (e.g. 4MB, 16MB)")
    flash_size_number = flash_size[:-2]
    user_data_location = get_user_data_location(device_properties)
    if flash_size_number == "4" and user_data_location == "Internal":
        exit_with_error("4MB devices must use storage.userDataLocation=SD; there is no internal-storage partition table for 4MB flash")
    variant = "with-sd" if user_data_location == "SD" else "no-sd"
    partition_filename = f"partitions-{flash_size_number}mb-{variant}.csv"
    if is_dev:
        dev_partition_filename = f"partitions-{flash_size_number}mb-{variant}-dev.csv"
        if os.path.isfile(dev_partition_filename):
            partition_filename = dev_partition_filename
    print(f"Using partition table: {partition_filename}")
    output_file.write("# Partition Table\n")
    output_file.write("CONFIG_PARTITION_TABLE_CUSTOM=y\n")
    output_file.write(f"CONFIG_PARTITION_TABLE_CUSTOM_FILENAME=\"{partition_filename}\"\n")
    output_file.write(f"CONFIG_PARTITION_TABLE_FILENAME=\"{partition_filename}\"\n")

def write_tactility_variables(output_file, device_properties: dict, device_id: str):
    # Board and vendor
    board_vendor = get_property_or_exit(device_properties, "general.vendor").replace("\"", "\\\"")
    board_name = get_property_or_exit(device_properties, "general.name").replace("\"", "\\\"")
    if board_name == board_vendor or board_vendor == "":
        output_file.write(f"CONFIG_TT_DEVICE_NAME=\"{board_name}\"\n")
    else:
        output_file.write(f"CONFIG_TT_DEVICE_NAME=\"{board_vendor} {board_name}\"\n")
    output_file.write(f"CONFIG_TT_DEVICE_NAME_SIMPLE=\"{board_name}\"\n")
    output_file.write(f"CONFIG_TT_DEVICE_VENDOR=\"{board_vendor}\"\n")
    output_file.write(f"CONFIG_TT_DEVICE_ID=\"{device_id}\"\n")
    if device_id == "lilygo-tdeck":
        output_file.write("CONFIG_TT_TDECK_WORKAROUND=y\n")
    # Launcher app id
    launcher_app_id = get_property_or_exit(device_properties, "apps.launcherAppId").replace("\"", "\\\"")
    output_file.write(f"CONFIG_TT_LAUNCHER_APP_ID=\"{launcher_app_id}\"\n")
    # Auto start app id
    auto_start_app_id = get_property_or_none(device_properties, "apps.autoStartAppId")
    if auto_start_app_id is not None:
        safe_auto_start_app_id = auto_start_app_id.replace("\"", "\\\"")
        output_file.write(f"CONFIG_TT_AUTO_START_APP_ID=\"{safe_auto_start_app_id}\"\n")
    # User data location
    if get_user_data_location(device_properties) == "SD":
        output_file.write("CONFIG_TT_USER_DATA_LOCATION_SD=y\n")
    else:
        output_file.write("CONFIG_TT_USER_DATA_LOCATION_INTERNAL=y\n")

def write_core_variables(output_file, device_properties: dict):
    idf_target = get_property_or_exit(device_properties, "hardware.target").lower()
    output_file.write("# Target\n")
    output_file.write(f"CONFIG_IDF_TARGET=\"{idf_target}\"\n")
    output_file.write("# CPU\n")
    output_file.write("CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ_240=y\n")
    output_file.write("CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ=240\n")
    output_file.write(f"CONFIG_{idf_target.upper()}_DEFAULT_CPU_FREQ_240=y\n")
    output_file.write(f"CONFIG_{idf_target.upper()}_DEFAULT_CPU_FREQ_MHZ=240\n")
    if idf_target != "esp32": # Not available on original ESP32
        output_file.write("# Enable usage of MALLOC_CAP_EXEC on IRAM:\n")
        output_file.write("CONFIG_ESP_SYSTEM_MEMPROT_FEATURE=n\n")
        output_file.write("CONFIG_ESP_SYSTEM_MEMPROT_FEATURE_LOCK=n\n")
    else:
        # Original ESP32 has very limited IRAM (~328KB shared with Wi-Fi/BT).
        # Disable Wi-Fi IRAM optimizations to free ~27KB; throughput impact is
        # acceptable for these embedded devices. Also move heap/ringbuf ISR
        # stubs to flash.
        output_file.write("# Free IRAM on original ESP32\n")
        output_file.write("CONFIG_ESP_WIFI_IRAM_OPT=n\n")
        output_file.write("CONFIG_ESP_WIFI_RX_IRAM_OPT=n\n")
        output_file.write("CONFIG_HEAP_PLACE_FUNCTION_INTO_FLASH=y\n")
        output_file.write("CONFIG_RINGBUF_PLACE_ISR_FUNCTIONS_INTO_FLASH=y\n")
    # Usage of tt::hal can be disabled to simplify dependency wiring (device depends on TactilityKernel instead of Tactility)
    use_deprecated_hal = get_property_or_none(device_properties, "dependencies.useDeprecatedHal")
    if use_deprecated_hal is None or use_deprecated_hal.lower() == "true":
        output_file.write("CONFIG_TT_USE_DEPRECATED_HAL=y\n")
    else:
        output_file.write("CONFIG_TT_USE_DEPRECATED_HAL=n\n")

def write_flash_variables(output_file, device_properties: dict):
    flash_size = get_property_or_exit(device_properties, "hardware.flashSize")
    if not flash_size.endswith("MB"):
        exit_with_error("Flash size should be written as xMB or xxMB (e.g. 4MB, 16MB)")
    output_file.write("# Flash\n")
    flash_size_number = flash_size[:-2]
    output_file.write(f"CONFIG_ESPTOOLPY_FLASHSIZE_{flash_size_number}MB=y\n")
    flash_mode = get_property_or_default(device_properties, "hardware.flashMode", 'QIO')
    output_file.write(f"CONFIG_FLASHMODE_{flash_mode}=y\n")
    esptool_flash_freq = get_property_or_none(device_properties, "hardware.esptoolFlashFreq")
    if esptool_flash_freq is not None:
        output_file.write(f"CONFIG_ESPTOOLPY_FLASHFREQ_{esptool_flash_freq}=y\n")

def write_spiram_variables(output_file, device_properties: dict):
    idf_target = get_property_or_exit(device_properties, "hardware.target").lower()
    has_spiram = get_property_or_exit(device_properties, "hardware.spiRam")
    if has_spiram != "true":
        return
    output_file.write("# SPIRAM\n")
    # Boot speed optimization
    output_file.write("CONFIG_SPIRAM_MEMTEST=n\n")
    # Enable
    output_file.write("CONFIG_SPIRAM=y\n")
    output_file.write(f"CONFIG_{idf_target.upper()}_SPIRAM_SUPPORT=y\n")
    mode = get_property_or_exit(device_properties, "hardware.spiRamMode")
    if mode == "OPI":
        mode = "OCT"
    # Mode
    if mode != "AUTO":
        output_file.write(f"CONFIG_SPIRAM_MODE_{mode}=y\n")
    else:
        output_file.write("CONFIG_SPIRAM_TYPE_AUTO=y\n")
    speed = get_property_or_exit(device_properties, "hardware.spiRamSpeed")
    # Speed
    output_file.write(f"CONFIG_SPIRAM_SPEED_{speed}=y\n")
    output_file.write(f"CONFIG_SPIRAM_SPEED={speed}\n")
    # Reduce IRAM usage
    output_file.write("CONFIG_SPIRAM_USE_MALLOC=y\n")
    output_file.write("CONFIG_SPIRAM_TRY_ALLOCATE_WIFI_LWIP=y\n")
    # Performance improvements
    if idf_target == "esp32s3":
        output_file.write("CONFIG_SPIRAM_FETCH_INSTRUCTIONS=y\n")
        output_file.write("CONFIG_SPIRAM_RODATA=y\n")
        output_file.write("CONFIG_SPIRAM_XIP_FROM_PSRAM=y\n")

def write_performance_improvements(output_file, device_properties: dict):
    idf_target = get_property_or_exit(device_properties, "hardware.target").lower()
    if idf_target == "esp32s3":
        output_file.write("# Performance improvement: Fixes glitches in the RGB display driver when rendering new screens/apps\n")
        output_file.write("CONFIG_ESP32S3_DATA_CACHE_LINE_64B=y\n")

def write_lvgl_variable_placeholders(output_file):
    output_file.write("# LVGL Placeholder\n")
    output_file.write("CONFIG_LV_DPI_DEF=100\n")
    output_file.write("CONFIG_LV_FONT_MONTSERRAT_8=y\n")
    output_file.write("CONFIG_LV_FONT_DEFAULT_MONTSERRAT_8=y\n")
    output_file.write("CONFIG_TT_LVGL_FONT_SIZE_SMALL=8\n")
    output_file.write("CONFIG_TT_LVGL_FONT_SIZE_DEFAULT=8\n")
    output_file.write("CONFIG_TT_LVGL_FONT_SIZE_LARGE=8\n")
    output_file.write("CONFIG_TT_LVGL_STATUSBAR_ICON_SIZE=12\n")
    output_file.write("CONFIG_TT_LVGL_LAUNCHER_ICON_SIZE=30\n")
    output_file.write("CONFIG_TT_LVGL_SHARED_ICON_SIZE=12\n")

def write_lvgl_variables(output_file, device_properties: dict):
    output_file.write("# LVGL\n")
    if not has_group(device_properties, "lvgl") or not has_group(device_properties, "display"):
        write_lvgl_variable_placeholders(output_file)
        return
    # LVGL DPI overrides the real DPI settings
    dpi_text = get_property_or_none(device_properties, "lvgl.dpi")
    if dpi_text is None:
        dpi_text = get_property_or_exit(device_properties, "display.dpi")
    dpi = safe_int(dpi_text, f"DPI must be an integer, but was: '{dpi_text}'")
    output_file.write(f"CONFIG_LV_DPI_DEF={dpi}\n")
    color_depth = get_property_or_exit(device_properties, "lvgl.colorDepth")
    output_file.write(f"CONFIG_LV_COLOR_DEPTH={color_depth}\n")
    output_file.write(f"CONFIG_LV_COLOR_DEPTH_{color_depth}=y\n")
    output_file.write("CONFIG_LV_DISP_DEF_REFR_PERIOD=10\n")
    theme = get_property_or_default(device_properties, "lvgl.theme", "DefaultDark")
    if theme == "DefaultDark":
        output_file.write("CONFIG_LV_THEME_DEFAULT_DARK=y\n")
    elif theme == "DefaultLight":
        output_file.write("CONFIG_LV_THEME_DEFAULT_LIGHT=y\n")
    elif theme == "Mono":
        output_file.write("CONFIG_LV_USE_THEME_MONO=y\n")
    else:
        exit_with_error(f"Unknown theme: {theme}")
    font_height_text = get_property_or_default(device_properties, "lvgl.fontSize", "14")
    font_height = safe_int(font_height_text, f"Font height must be an integer, but was: '{font_height_text}'")
    if font_height <= 12:
        output_file.write("CONFIG_LV_FONT_MONTSERRAT_8=y\n")
        output_file.write("CONFIG_LV_FONT_MONTSERRAT_12=y\n")
        output_file.write("CONFIG_LV_FONT_MONTSERRAT_16=y\n")
        output_file.write("CONFIG_LV_FONT_DEFAULT_MONTSERRAT_12=y\n")
        output_file.write("CONFIG_TT_LVGL_FONT_SIZE_SMALL=8\n")
        output_file.write("CONFIG_TT_LVGL_FONT_SIZE_DEFAULT=12\n")
        output_file.write("CONFIG_TT_LVGL_FONT_SIZE_LARGE=16\n")
        output_file.write("CONFIG_TT_LVGL_STATUSBAR_ICON_SIZE=12\n")
        output_file.write("CONFIG_TT_LVGL_LAUNCHER_ICON_SIZE=30\n")
        output_file.write("CONFIG_TT_LVGL_SHARED_ICON_SIZE=12\n")
    elif font_height <= 14:
        output_file.write("CONFIG_LV_FONT_MONTSERRAT_10=y\n")
        output_file.write("CONFIG_LV_FONT_MONTSERRAT_14=y\n")
        output_file.write("CONFIG_LV_FONT_MONTSERRAT_18=y\n")
        output_file.write("CONFIG_LV_FONT_DEFAULT_MONTSERRAT_14=y\n")
        output_file.write("CONFIG_TT_LVGL_FONT_SIZE_SMALL=10\n")
        output_file.write("CONFIG_TT_LVGL_FONT_SIZE_DEFAULT=14\n")
        output_file.write("CONFIG_TT_LVGL_FONT_SIZE_LARGE=18\n")
        output_file.write("CONFIG_TT_LVGL_STATUSBAR_ICON_SIZE=16\n")
        output_file.write("CONFIG_TT_LVGL_LAUNCHER_ICON_SIZE=36\n")
        output_file.write("CONFIG_TT_LVGL_SHARED_ICON_SIZE=16\n")
    elif font_height <= 16:
        output_file.write("CONFIG_LV_FONT_MONTSERRAT_12=y\n")
        output_file.write("CONFIG_LV_FONT_MONTSERRAT_16=y\n")
        output_file.write("CONFIG_LV_FONT_MONTSERRAT_22=y\n")
        output_file.write("CONFIG_LV_FONT_DEFAULT_MONTSERRAT_16=y\n")
        output_file.write("CONFIG_TT_LVGL_FONT_SIZE_SMALL=12\n")
        output_file.write("CONFIG_TT_LVGL_FONT_SIZE_DEFAULT=16\n")
        output_file.write("CONFIG_TT_LVGL_FONT_SIZE_LARGE=22\n")
        output_file.write("CONFIG_TT_LVGL_STATUSBAR_ICON_SIZE=16\n")
        output_file.write("CONFIG_TT_LVGL_LAUNCHER_ICON_SIZE=42\n")
        output_file.write("CONFIG_TT_LVGL_SHARED_ICON_SIZE=16\n")
    elif font_height <= 18:
        output_file.write("CONFIG_LV_FONT_MONTSERRAT_14=y\n")
        output_file.write("CONFIG_LV_FONT_MONTSERRAT_18=y\n")
        output_file.write("CONFIG_LV_FONT_MONTSERRAT_24=y\n")
        output_file.write("CONFIG_LV_FONT_DEFAULT_MONTSERRAT_18=y\n")
        output_file.write("CONFIG_TT_LVGL_FONT_SIZE_SMALL=14\n")
        output_file.write("CONFIG_TT_LVGL_FONT_SIZE_DEFAULT=18\n")
        output_file.write("CONFIG_TT_LVGL_FONT_SIZE_LARGE=24\n")
        output_file.write("CONFIG_TT_LVGL_STATUSBAR_ICON_SIZE=20\n")
        output_file.write("CONFIG_TT_LVGL_LAUNCHER_ICON_SIZE=48\n")
        output_file.write("CONFIG_TT_LVGL_SHARED_ICON_SIZE=20\n")
    elif font_height <= 24:
        output_file.write("CONFIG_LV_FONT_MONTSERRAT_18=y\n")
        output_file.write("CONFIG_LV_FONT_MONTSERRAT_24=y\n")
        output_file.write("CONFIG_LV_FONT_MONTSERRAT_30=y\n")
        output_file.write("CONFIG_LV_FONT_DEFAULT_MONTSERRAT_24=y\n")
        output_file.write("CONFIG_TT_LVGL_FONT_SIZE_SMALL=18\n")
        output_file.write("CONFIG_TT_LVGL_FONT_SIZE_DEFAULT=24\n")
        output_file.write("CONFIG_TT_LVGL_FONT_SIZE_LARGE=30\n")
        output_file.write("CONFIG_TT_LVGL_STATUSBAR_ICON_SIZE=20\n")
        output_file.write("CONFIG_TT_LVGL_LAUNCHER_ICON_SIZE=64\n")
        output_file.write("CONFIG_TT_LVGL_SHARED_ICON_SIZE=24\n")
    else:
        output_file.write("CONFIG_LV_FONT_MONTSERRAT_20=y\n")
        output_file.write("CONFIG_LV_FONT_MONTSERRAT_28=y\n")
        output_file.write("CONFIG_LV_FONT_MONTSERRAT_36=y\n")
        output_file.write("CONFIG_LV_FONT_DEFAULT_MONTSERRAT_28=y\n")
        output_file.write("CONFIG_TT_LVGL_FONT_SIZE_SMALL=20\n")
        output_file.write("CONFIG_TT_LVGL_FONT_SIZE_DEFAULT=28\n")
        output_file.write("CONFIG_TT_LVGL_FONT_SIZE_LARGE=36\n")
        output_file.write("CONFIG_TT_LVGL_STATUSBAR_ICON_SIZE=30\n")
        output_file.write("CONFIG_TT_LVGL_LAUNCHER_ICON_SIZE=72\n")
        output_file.write("CONFIG_TT_LVGL_SHARED_ICON_SIZE=32\n")

def write_touch_calibration_variables(output_file, device_properties: dict):
    calibration_supported = get_property_or_none(device_properties, "touch.calibrationSupported")
    if calibration_supported is not None and calibration_supported.lower() == "true":
        output_file.write("# Touch calibration\n")
        output_file.write("CONFIG_TT_TOUCH_CALIBRATION_SUPPORTED=y\n")
        calibration_required = get_property_or_none(device_properties, "touch.calibrationRequired")
        if calibration_required is not None and calibration_required.lower() == "true":
            output_file.write("CONFIG_TT_TOUCH_CALIBRATION_REQUIRED=y\n")


def write_usb_variables(output_file, device_properties: dict):
    has_tiny_usb = get_boolean_property_or_false(device_properties, "hardware.tinyUsb")
    if has_tiny_usb:
        output_file.write("# TinyUSB\n")
        output_file.write("CONFIG_TINYUSB_MSC_ENABLED=y\n")
        output_file.write("CONFIG_TINYUSB_MSC_MOUNT_PATH=\"/sdcard\"\n")
        idf_target = get_property_or_exit(device_properties, "hardware.target").lower()
        if idf_target == "esp32p4":
            # P4 has two USB-DWC controllers (HS/UTMI and FS/FSLS). esp_tinyusb defaults to
            # RHPORT_HS (UTMI), which is the same controller claimed by usbhost0's
            # peripheral-map=<0> (USB-A). Force RHPORT_FS so TinyUSB device mode binds to
            # the FS/FSLS controller (USB-C OTG on Tab5), avoiding the conflict.
            output_file.write("CONFIG_TINYUSB_RHPORT_FS=y\n")

def write_bluetooth_variables(output_file, device_properties: dict):
    idf_target = get_property_or_exit(device_properties, "hardware.target").lower()
    has_bluetooth = get_boolean_property_or_false(device_properties, "hardware.bluetooth")
    if has_bluetooth:
        output_file.write("# Bluetooth (NimBLE)\n")
        output_file.write("CONFIG_BT_ENABLED=y\n")
        output_file.write("CONFIG_BT_NIMBLE_ENABLED=y\n")
        if idf_target == "esp32p4":
            output_file.write("CONFIG_BT_NIMBLE_TRANSPORT_UART=n\n")
            output_file.write("CONFIG_ESP_HOSTED_ENABLE_BT_NIMBLE=y\n")
        # Move NimBLE host buffers to SPIRAM when available, regardless of target.
        # The default (INTERNAL) mode causes heap fragmentation after a disable+deinit
        # cycle, preventing a subsequent nimble_port_init() from allocating its buffers
        # ("hci inits failed" / rc=-1). EXTERNAL mode uses SPIRAM, which is much larger
        # and does not suffer from the same fragmentation — enabling reliable re-init.
        # Also frees significant internal RAM on memory-constrained targets (e.g. S3).
        # Dependency: CONFIG_SPIRAM_USE_CAPS_ALLOC || CONFIG_SPIRAM_USE_MALLOC (set by write_spiram_variables).
        has_spiram = get_boolean_property_or_false(device_properties, "hardware.spiRam")
        if has_spiram:
            output_file.write("CONFIG_BT_NIMBLE_MEM_ALLOC_MODE_EXTERNAL=y\n")
        # Expand NimBLE's GAP device name buffer to match BLE_DEVICE_NAME_MAX.
        # The default (31) is too short for some device names and leaves no headroom.
        output_file.write("CONFIG_BT_NIMBLE_GAP_DEVICE_NAME_MAX_LEN=64\n")
        # Increase NimBLE host task stack from the 4096-byte default.
        # GAP/GATT event processing + C++ frames push the default over the limit,
        # causing stack-protection faults on events like BLE_GAP_EVENT_SUBSCRIBE.
        output_file.write("CONFIG_BT_NIMBLE_HOST_TASK_STACK_SIZE=8192\n")
        # Persist bond/CCCD data to NVS so that bonds survive BLE disable+re-enable
        # cycles (nimble_port_deinit clears RAM-only state). Without this, bonded peers
        # (e.g. Windows HID host) lose their LTK match on re-enable and enter a
        # rapid connect/disconnect/re-pair loop.
        output_file.write("CONFIG_BT_NIMBLE_NVS_PERSIST=y\n")

def write_usbhost_variables(output_file, device_properties: dict):
    has_usbhost = get_boolean_property_or_false(device_properties, "hardware.usbHostEnabled")
    if has_usbhost:
        output_file.write("# USB Host\n")
        output_file.write("CONFIG_FATFS_VOLUME_COUNT=6\n")
        output_file.write("CONFIG_VFS_MAX_COUNT=10\n")
        output_file.write("CONFIG_USB_HOST_HUBS_SUPPORTED=y\n")
        output_file.write("CONFIG_USB_HOST_DEBOUNCE_DELAY_MS=500\n")
        output_file.write("CONFIG_USB_HOST_RESET_HOLD_MS=100\n")
        output_file.write("CONFIG_USB_HOST_RESET_RECOVERY_MS=100\n")
        output_file.write("CONFIG_USB_HOST_SET_ADDR_RECOVERY_MS=500\n")

def write_custom_sdkconfig(output_file, device_properties: dict):
    prefix = "sdkconfig."
    sdkconfig_items = [(key[len(prefix):], value) for key, value in device_properties.items() if key.startswith(prefix)]
    if sdkconfig_items:
        output_file.write("# Custom\n")
        for key, value in sdkconfig_items:
            escaped_value = value.replace("\"", "\\\"")
            output_file.write(f"{key}={escaped_value}\n")

def write_properties(output_file, device_properties: dict, device_id: str, is_dev: bool):
    write_defaults(output_file)
    output_file.write("\n\n")
    write_tactility_variables(output_file, device_properties, device_id)
    write_core_variables(output_file, device_properties)
    write_flash_variables(output_file, device_properties)
    write_partition_table(output_file, device_properties, is_dev)
    write_spiram_variables(output_file, device_properties)
    write_performance_improvements(output_file, device_properties)
    write_usb_variables(output_file, device_properties)
    write_bluetooth_variables(output_file, device_properties)
    write_usbhost_variables(output_file, device_properties)
    write_custom_sdkconfig(output_file, device_properties)
    write_lvgl_variables(output_file, device_properties)
    write_touch_calibration_variables(output_file, device_properties)

def get_current_sdkconfig_target(sdkconfig_path: str):
    if not os.path.isfile(sdkconfig_path):
        return None
    with open(sdkconfig_path, "r") as f:
        for line in f:
            if line.startswith("CONFIG_IDF_TARGET="):
                return line.split("=", 1)[1].strip().strip('"')
    return None

def clean_build_dirs_on_platform_change(previous_target: str, new_target: str):
    if previous_target is None or previous_target == new_target:
        return
    dirs_to_remove = []
    if os.path.isdir("build"):
        dirs_to_remove.append("build")
    for d in glob.glob("cmake-build-*/"):
        dirs_to_remove.append(d.rstrip("/"))
    if not dirs_to_remove:
        return
    print(f"Platform changed ({previous_target} -> {new_target}), removing build dirs:")
    for d in dirs_to_remove:
        print(f"  {d}")
        shutil.rmtree(d)

def list_device_ids():
    return sorted(
        name for name in os.listdir(DEVICES_DIRECTORY)
        if os.path.isfile(get_properties_file_path(name))
    )

def resolve_device_id(device_id: str):
    device_ids = list_device_ids()
    if device_id in device_ids:
        return device_id
    matches = [d for d in device_ids if device_id in d]
    if len(matches) == 1:
        return matches[0]
    if len(matches) > 1:
        exit_with_error(f"Ambiguous device identifier '{device_id}', matches: {', '.join(matches)}")
    exit_with_error(f"{device_id} is not a valid device identifier (no exact or partial match found in {DEVICES_DIRECTORY}/)")

def main(device_id: str, is_dev: bool):
    device_id = resolve_device_id(device_id)
    output_file_path = "sdkconfig"
    # Clean build dirs if target changes
    device_properties = read_device_properties(device_id)
    new_target = get_property_or_exit(device_properties, "hardware.target").lower()
    sdkconfig_target = get_current_sdkconfig_target(output_file_path)
    clean_build_dirs_on_platform_change(sdkconfig_target, new_target)
    if os.path.isfile(output_file_path):
        os.remove(output_file_path)
    with open(output_file_path, "w") as output_file:
        write_properties(output_file, device_properties, device_id, is_dev)
    if is_dev:
        dev_mode_postfix = " in dev mode"
    else:
        dev_mode_postfix = ""
    print(f"Created sdkconfig for {device_id}{dev_mode_postfix}")

if __name__ == "__main__":
    if "--help" in sys.argv:
        print_help()
        sys.exit()
    if len(sys.argv) < 2:
        print_help()
        sys.exit()
    is_dev = "--dev" in sys.argv
    main(sys.argv[1], is_dev)
