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

# adafruit_circuitpython_adafruitio usage with an esp32spi_socket
from os import getenv
from random import randint

import adafruit_connection_manager
import adafruit_requests
import board
import busio
from adafruit_esp32spi import adafruit_esp32spi
from digitalio import DigitalInOut

from adafruit_io.adafruit_io import IO_HTTP, AdafruitIO_RequestError

# Get WiFi details and Adafruit IO keys, ensure these are setup in settings.toml
# (visit io.adafruit.com if you need to create an account, or if you need your Adafruit IO key.)
ssid = getenv("CIRCUITPY_WIFI_SSID")
password = getenv("CIRCUITPY_WIFI_PASSWORD")
aio_username = getenv("ADAFRUIT_AIO_USERNAME")
aio_key = getenv("ADAFRUIT_AIO_KEY")

# If you are using a board with pre-defined ESP32 Pins:
esp32_cs = DigitalInOut(board.ESP_CS)
esp32_ready = DigitalInOut(board.ESP_BUSY)
esp32_reset = DigitalInOut(board.ESP_RESET)

# If you have an externally connected ESP32:
# esp32_cs = DigitalInOut(board.D9)
# esp32_ready = DigitalInOut(board.D10)
# esp32_reset = DigitalInOut(board.D5)

spi = busio.SPI(board.SCK, board.MOSI, board.MISO)
esp = adafruit_esp32spi.ESP_SPIcontrol(spi, esp32_cs, esp32_ready, esp32_reset)

print("Connecting to AP...")
while not esp.is_connected:
    try:
        esp.connect_AP(ssid, password)
    except RuntimeError as e:
        print("could not connect to AP, retrying: ", e)
        continue
print("Connected to", str(esp.ap_info.ssid, "utf-8"), "\tRSSI:", esp.ap_info.rssi)

# Initialize a requests session
pool = adafruit_connection_manager.get_radio_socketpool(esp)
ssl_context = adafruit_connection_manager.get_radio_ssl_context(esp)
requests = adafruit_requests.Session(pool, ssl_context)

# Initialize an Adafruit IO HTTP API object
io = IO_HTTP(aio_username, aio_key, requests)

try:
    # Get the 'temperature' feed from Adafruit IO
    temperature_feed = io.get_feed("temperature")
except AdafruitIO_RequestError:
    # If no 'temperature' feed exists, create one
    temperature_feed = io.create_new_feed("temperature")

# Send random integer values to the feed
random_value = randint(0, 50)
print(f"Sending {random_value} to temperature feed...")
io.send_data(temperature_feed["key"], random_value)
print("Data sent!")

# Retrieve data value from the feed
print("Retrieving data from temperature feed...")
received_data = io.receive_data(temperature_feed["key"])
print("Data from temperature feed: ", received_data["value"])
