main.py

# main.py -- put your code here!
print('Booting...')

import pyb
import dcfurs
import badge
import emote
import micropython
import settings
import ubinascii
from random import randrange
import animations

## Handle events from the BLE module.
def blerx(args):
    for x in args:
        ## Locate an optional value given by an '='
        nv = x.split('=', 1)
        name = nv[0]
        value = nv[1] if len(nv) > 1 else None

        ## Handle the received stuff.
        if name == 'emote':
            ## Select a random emote.
            if (not value) or (value == 'random'):
                emote.random()
                pyb.delay(2500)
            ## Parse a specific emote to draw.
            else:
                emstr = ubinascii.unhexlify(value).decode("ascii")
                emote.render(emstr)
                pyb.delay(2500)
        if name == 'awoo':
            ## Someone started a howl
            msg = animations.scroll(" AWOOOOOOOOOOOOOO")
            delay = 0
            while delay < 5000:
                msg.draw()
                pyb.delay(msg.interval)
                delay += msg.interval

def ble():
    line = badge.ble.readline().decode("ascii")
    if settings.debug:
        print(line)
    try:
        event, x = line.split(':', 1)
        args = x.rstrip().split()
        if (event == 'rx'):
            blerx(args)
    except Exception:
        return

## Program the serial number into the BLE module, which ought
## to have finished booting by now.
if badge.ble:
    badge.ble_set("serial", "0x%04x" % dcfurs.serial())
    badge.ble_set("cooldown", "%d" % settings.blecooldown)

## Select the user's preferred boot animation.
available = animations.all()
selected = 0
if settings.bootanim:
    try:
        selected = available.index(getattr(animations, settings.bootanim))
    except Exception:
        pass

anim = available[selected]()

## Main execution loop
print('Starting main loop...')
while True:
    anim.draw()
    ival = anim.interval
    while ival > 0:
        ## Change animation on button press, or emote if both pressed.
        if badge.right.event():
            if badge.left.value():
                emote.random()
            else:
                selected = (selected + 1) % len(available)
                anim = available[selected]()
        elif badge.left.event():
            if badge.right.value():
                emote.random()
            elif selected == 0:
                selected = len(available)-1
                anim = available[selected]()
            else:
                selected = selected - 1
                anim = available[selected]()
        # Service events.
        elif badge.ble.any():
            ble()
        elif badge.boop.event():
            if hasattr(anim, 'boop'):
                anim.boop()
            else:
                if settings.debug:
                    micropython.mem_info()
                rnd = randrange(100)
                ## 5% chance of a "awoo"
                if rnd < 5:
                    emote.awoo()
                ## 5% chance of a "beep"
                elif rnd < 10:
                    emote.beep()
                ## 5% chance of a "derp"
                elif  rnd < 15:
                    emote.derp()
                ## "boop" all other times
                else:
                    emote.boop()
                ival = 1000

        ## Pause for as long as long as both buttons are pressed.
        if badge.right.value() and badge.left.value():
            ival += 50

        ## Run the animation timing
        if ival > 50:
            pyb.delay(50)
            ival -= 50
        else:
            pyb.delay(ival)
            ival = 0

        ## Attempt to suspend the badge between animations
        badge.trysuspend()