rdp-button/code/main.py

import button
import machine
from machine import Pin
import network
import urequests as requests
import utime

BTN_IDLE = 0
BTN_FWD_1 = 1
BTN_FWD_2 = 2
BTN_FWD_RDY = 3
BTN_REV_1 = 4
BTN_REV_2 = 5
BTN_REV_RDY = 6

def full_reset():
    global current_state
    led_red1.off()
    led_red2.off()
    led_green.off()
    activity_timeout.deinit()
    THE_BUTTON.reset()
    current_state = BTN_IDLE
    input_handler.reset()
    input_handler.enable()
    wifi.active(False)

def check_forward_1(handler):
    if handler.total_change > 100:
        led_red2.on()
        handler.reset()
        return BTN_FWD_2
    return BTN_FWD_1

def check_forward_2(handler):
    global button_triggered
    if handler.total_change > 150 and wifi.isconnected():
        led_green.on()
        button_triggered = False
        print('Button armed')
        return BTN_FWD_RDY
    return BTN_FWD_2

def check_forward_trigger(handler):
    if (THE_BUTTON.pressed):
        # Ping overlay server
        # requests.get('http://192.168.0.210:42069/rdp')
        led_red1.off()
        led_red2.off()
        led_green.off()
        activity_timeout.deinit()
        machine.lightsleep(5)
        THE_BUTTON.reset()
        return BTN_IDLE
    return BTN_FWD_RDY

def time_up(timer):
    print('Timeout exceeded, resetting')
    full_reset()

btn_pin = Pin(CONFIG['pins']['play_dat'], Pin.IN, Pin.PULL_UP)
THE_BUTTON = button.Button(btn_pin)

activity_timeout = machine.Timer(-1)
current_state = BTN_IDLE

wifi = network.WLAN(network.STA_IF)
while True:
    while current_state == BTN_IDLE:
        machine.lightsleep(CONFIG['logic']['sleep_time'] * 1000)
        if input_handler.total_change > CONFIG['logic']['wake_threshold']:
            print('Entering BTN_FWD_1')
            current_state = BTN_FWD_1

    led_red1.on()
    input_handler.disable()
    wifi.active(True)
    wifi.connect(CONFIG['wifi']['ssid'], CONFIG['wifi']['password'])
    start_time = utime.ticks_ms()
    activity_timeout.init(mode=machine.Timer.ONE_SHOT, callback=time_up,
                          period=CONFIG['logic']['active_time'] * 1000)
    while current_state == BTN_FWD_1:
        machine.lightsleep(100)
        if utime.ticks_diff(utime.ticks_ms(), start_time) > 1500:
            print('Entering BTN_FWD_2')
            current_state = BTN_FWD_2

    led_red2.on()
    start_time = utime.ticks_ms()
    while current_state == BTN_FWD_2:
        machine.lightsleep(100)
        if (utime.ticks_diff(utime.ticks_ms(), start_time) > 1500) and wifi.isconnected():
            print('Entering BTN_FWD_RDY')
            current_state = BTN_FWD_RDY

    led_green.on()
    THE_BUTTON.reset()
    while current_state == BTN_FWD_RDY:
        machine.lightsleep(100)
        if THE_BUTTON.pressed:
            print('Launching dance party')
            requests.get('http://192.168.0.210:42069/rdp')
            current_state = BTN_IDLE

    full_reset()