# SPDX-FileCopyrightText: 2021 ladyada for Adafruit Industries
# SPDX-License-Identifier: MIT

# Print out the color data from ColorPackets and text data from RawTextPackets.
# To use, start this program, and start the Adafruit Bluefruit LE Connect app.
# Connect, and then select colors on the Controller->Color Picker screen.
# Select text by entering the UART screen and sending a string.
# (Do NOT use a "!" at the start of your string.)

from adafruit_ble import BLERadio
from adafruit_ble.advertising.standard import ProvideServicesAdvertisement
from adafruit_ble.services.nordic import UARTService

# Only the packet classes that are imported will be known to Packet.
from adafruit_bluefruit_connect.color_packet import ColorPacket
from adafruit_bluefruit_connect.packet import Packet
from adafruit_bluefruit_connect.raw_text_packet import RawTextPacket

ble = BLERadio()
uart_server = UARTService()
advertisement = ProvideServicesAdvertisement(uart_server)

while True:
    # Advertise when not connected.
    ble.start_advertising(advertisement)
    while not ble.connected:
        pass

    while ble.connected:
        packet = Packet.from_stream(uart_server)
        if isinstance(packet, ColorPacket):
            print(packet.color)
        elif isinstance(packet, RawTextPacket):
            print("Received Raw Text Packet:")
            print(packet.text)