def update_amount_screen():
"""Update the amount screen to reflect new coins inserted
"""
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle(
(2, 2, width - 2, height - 2), fill=config.WHITE, outline=config.BLACK
)
draw.text(
(13, 10),
str(round(config.SATS)) + " sats",
fill=config.BLACK,
font=utils.create_font("freemono", 28),
)
draw.text(
(11, 37),
"(" + "%.2f" % round(config.FIAT, 2) + " " + config.CURRENCY + ")",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
draw.text(
(11, 70),
"(1 cent = " + str(round(config.SATPRICE)) + " sats)",
fill=config.BLACK,
font=utils.create_font("freemono", 14),
)
config.PAPIRUS.display(image)
config.PAPIRUS.partial_update()
def update_payout_screen():
"""Update the payout screen to reflect balance of deposited coins.
Scan the invoice??? I don't think so!
Handle the invoice??? I also don't think so!
"""
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle(
(2, 2, width - 2, height - 2), fill=config.WHITE, outline=config.BLACK
)
draw.text(
(15, 30),
str(round(config.SATS)) + " sats",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
draw.text(
(15, 50),
"on the way!",
fill=config.BLACK,
font=utils.create_font("freemono", 15),
)
config.PAPIRUS.display(image)
config.PAPIRUS.update()
# scan the invoice
# TODO: I notice this is commented out, I presume this function should _not_ be
# scanning a QR code on each update?
# config.INVOICE = qr.scan()
# handle the invoice
handle_invoice(draw, image)
def update_wallet_scan():
# initially set all white background
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle(
(2, 2, width - 2, height - 2), fill=config.WHITE, outline=config.BLACK
)
draw.text(
(35, 20),
"Please scan",
fill=config.BLACK,
font=utils.create_font("freemono", 18),
)
draw.text(
(33, 40),
"your wallet",
fill=config.BLACK,
font=utils.create_font("freemono", 18),
)
draw.text(
(35, 60),
"credentials.",
fill=config.BLACK,
font=utils.create_font("freemono", 18),
)
config.PAPIRUS.display(image)
config.PAPIRUS.update()
time.sleep(2)
def update_qr_failed():
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle((2, 2, width - 2, height - 2),
fill=config.WHITE,
outline=config.BLACK)
draw.text(
(25, 10),
"Scanning...",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
draw.text(
(25, 30),
"Scan failed.",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
draw.text(
(25, 50),
"Try again.",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
display_image(image, True)
def update_startup_screen():
"""Show startup screen on eInk Display
"""
image, width, height, draw = init_screen(color=config.WHITE)
draw.text(
(20, 10),
"Welcome to the",
fill=config.BLACK,
font=utils.create_font("freemono", 18),
)
draw.text(
(10, 20),
"LightningATM",
fill=config.BLACK,
font=utils.create_font("sawasdee", 30),
)
draw.text(
(7, 75),
"- please insert coins -",
fill=config.BLACK,
font=utils.create_font("freemono", 14),
)
display_image(image, True)
def update_lntxbot_balance(balance):
# initially set all white background
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle((2, 2, width - 2, height - 2),
fill=config.WHITE,
outline=config.BLACK)
draw.text(
(50, 15),
messages.lntxbot_balance_1,
fill=config.BLACK,
font=utils.create_font("freemonobold", 26),
)
draw.text(
(10, 55),
messages.lntxbot_balance_2,
fill=config.BLACK,
font=utils.create_font("freemono", 18),
)
draw.text(
(45, 75),
str("{:,}".format(balance)) + messages.lntxbot_balance_3,
fill=config.BLACK,
font=utils.create_font("freemono", 24),
)
config.WAVESHARE.init(config.WAVESHARE.FULL_UPDATE)
config.WAVESHARE.display(config.WAVESHARE.getbuffer(image))
time.sleep(3)
def update_lntxbot_balance(balance):
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle((2, 2, width - 2, height - 2),
fill=config.WHITE,
outline=config.BLACK)
draw.text(
(45, 15),
"Success!!",
fill=config.BLACK,
font=utils.create_font("freemonobold", 20),
)
draw.text(
(10, 45),
"Your current balance:",
fill=config.BLACK,
font=utils.create_font("freemono", 15),
)
draw.text(
(45, 65),
str("{:,}".format(balance)) + " sats",
fill=config.BLACK,
font=utils.create_font("freemono", 18),
)
display_image(image, True)
time.sleep(3)
def update_btcpay_lnd():
# initially set all white background
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle(
(2, 2, width - 2, height - 2), fill=config.WHITE, outline=config.BLACK
)
draw.text(
(45, 15),
"Success!!",
fill=config.BLACK,
font=utils.create_font("freemonobold", 20),
)
draw.text(
(10, 45),
"Successfuly scanned",
fill=config.BLACK,
font=utils.create_font("freemono", 15),
)
draw.text(
(15, 65),
"BTCPay LND Wallet.",
fill=config.BLACK,
font=utils.create_font("freemono", 16),
)
config.PAPIRUS.display(image)
config.PAPIRUS.update()
time.sleep(3)
def update_qr_request():
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle((2, 2, width - 2, height - 2),
fill=config.WHITE,
outline=config.BLACK)
draw.text(
(25, 10),
"Please scan",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
draw.text(
(10, 30),
"your invoice in",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
for i in range(0, 3):
draw.text(
(80, 45),
str(3 - i),
fill=config.BLACK,
font=utils.create_font("freemono", 50),
)
display_image(image)
draw.rectangle((75, 50, 115, 90),
fill=config.WHITE,
outline=config.WHITE)
time.sleep(1)
def update_btcpay_lnd():
# initially set all white background
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle((2, 2, width - 2, height - 2),
fill=config.WHITE,
outline=config.BLACK)
draw.text(
(50, 20),
messages.btcpay_lnd_1,
fill=config.BLACK,
font=utils.create_font("freemonobold", 26),
)
draw.text(
(10, 55),
messages.btcpay_lnd_2,
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
draw.text(
(15, 80),
messages.btcpay_lnd_3,
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
config.WAVESHARE.init(config.WAVESHARE.FULL_UPDATE)
config.WAVESHARE.display(config.WAVESHARE.getbuffer(image))
time.sleep(3)
def menu_screen():
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle((2, 2, width - 2, height - 2),
fill=config.WHITE,
outline=config.BLACK)
draw.text(
(20, 16),
"►",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
draw.text(
(40, 20),
"Menu 1",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
draw.text(
(40, 40),
"Menu 2",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
display_image(image)
while config.PUSHES <= 2:
print(config.PUSHES)
time.sleep(2)
def update_wallet_scan():
# initially set all white background
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle((2, 2, width - 2, height - 2),
fill=config.WHITE,
outline=config.BLACK)
draw.text(
(40, 20),
messages.wallet_scan_1,
fill=config.BLACK,
font=utils.create_font("freemono", 25),
)
draw.text(
(40, 45),
messages.wallet_scan_2,
fill=config.BLACK,
font=utils.create_font("freemono", 25),
)
draw.text(
(40, 70),
messages.wallet_scan_3,
fill=config.BLACK,
font=utils.create_font("freemono", 25),
)
config.WAVESHARE.init(config.WAVESHARE.FULL_UPDATE)
config.WAVESHARE.display(config.WAVESHARE.getbuffer(image))
time.sleep(2)
def update_thankyou_screen():
image, width, height, draw = init_screen(color=config.WHITE)
draw.text(
(15, 15),
messages.thankyou_screen_1,
fill=config.BLACK,
font=utils.create_font("freemono", 26),
)
draw.text(
(40, 45),
messages.thankyou_screen_2,
fill=config.BLACK,
font=utils.create_font("freemono", 26),
)
draw.text(
(15, 80),
messages.thankyou_screen_3,
fill=config.BLACK,
font=utils.create_font("freemono", 18),
)
config.WAVESHARE.init(config.WAVESHARE.FULL_UPDATE)
config.WAVESHARE.display(config.WAVESHARE.getbuffer(image))
time.sleep(5)
def update_startup_screen():
"""Show startup screen on eInk Display
"""
image, width, height, draw = init_screen(color=config.WHITE)
draw.text(
(18, 13),
messages.startup_screen_1,
fill=config.BLACK,
font=utils.create_font("freemono", 25),
)
draw.text(
(12, 30),
messages.startup_screen_2,
fill=config.BLACK,
font=utils.create_font("sawasdee", 37),
)
draw.text(
(9, 92),
messages.startup_screen_3,
fill=config.BLACK,
font=utils.create_font("freemono", 16),
)
config.WAVESHARE.init(config.WAVESHARE.FULL_UPDATE)
config.WAVESHARE.display(config.WAVESHARE.getbuffer(image))
def update_qr_failed():
# initially set all white background
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle((2, 2, width - 2, height - 2),
fill=config.WHITE,
outline=config.BLACK)
draw.text(
(25, 10),
"Scanning...",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
draw.text(
(25, 30),
"Scan failed.",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
draw.text(
(25, 50),
"Try again.",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
config.PAPIRUS.display(image)
config.PAPIRUS.partial_update()
def update_lntxbot_scan():
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle((2, 2, width - 2, height - 2),
fill=config.WHITE,
outline=config.BLACK)
draw.text(
(35, 20),
"Please scan",
fill=config.BLACK,
font=utils.create_font("freemono", 18),
)
draw.text(
(33, 40),
"your lntxbot",
fill=config.BLACK,
font=utils.create_font("freemono", 18),
)
draw.text(
(35, 60),
"credentials.",
fill=config.BLACK,
font=utils.create_font("freemono", 18),
)
display_image(image, True)
time.sleep(2)
def update_qr_request():
# initially set all white background
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle((2, 2, width - 2, height - 2),
fill=config.WHITE,
outline=config.BLACK)
draw.text(
(34, 10),
messages.qr_request_1,
fill=config.BLACK,
font=utils.create_font("freemono", 25),
)
draw.text(
(10, 30),
messages.qr_request_2,
fill=config.BLACK,
font=utils.create_font("freemono", 25),
)
config.WAVESHARE.init(config.WAVESHARE.FULL_UPDATE)
config.WAVESHARE.displayPartBaseImage(config.WAVESHARE.getbuffer(image))
for i in range(0, 3):
draw.text(
(90, 55),
str(3 - i),
fill=config.BLACK,
font=utils.create_font("freemono", 58),
)
config.WAVESHARE.init(config.WAVESHARE.PART_UPDATE)
config.WAVESHARE.displayPartial(config.WAVESHARE.getbuffer(image))
draw.rectangle((75, 50, 115, 90),
fill=config.WHITE,
outline=config.WHITE)
time.sleep(0.5)
draw.rectangle((2, 2, width - 2, height - 2),
fill=config.WHITE,
outline=config.BLACK)
draw.text(
(32, 15),
messages.qr_request_3,
fill=config.BLACK,
font=utils.create_font("freemono", 28),
)
draw.text(
(22, 40),
messages.qr_request_4 + str(math.floor(config.SATS)) +
messages.qr_request_5,
fill=config.BLACK,
font=utils.create_font("freemono", 28),
)
config.WAVESHARE.init(config.WAVESHARE.PART_UPDATE)
config.WAVESHARE.displayPartial(config.WAVESHARE.getbuffer(image))
def update_qr_request():
# initially set all white background
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle((2, 2, width - 2, height - 2),
fill=config.WHITE,
outline=config.BLACK)
draw.text(
(25, 10),
"Please scan",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
draw.text(
(10, 30),
"your invoice in",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
config.PAPIRUS.display(image)
config.PAPIRUS.update()
for i in range(0, 3):
draw.text(
(80, 45),
str(3 - i),
fill=config.BLACK,
font=utils.create_font("freemono", 50),
)
config.PAPIRUS.display(image)
config.PAPIRUS.partial_update()
draw.rectangle((75, 50, 115, 90),
fill=config.WHITE,
outline=config.WHITE)
time.sleep(1)
draw.rectangle((2, 2, width - 2, height - 2),
fill=config.WHITE,
outline=config.BLACK)
draw.text(
(25, 10),
"Scanning...",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
draw.text(
(15, 35),
"for " + str(math.floor(config.SATS)) + " sats.",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
config.PAPIRUS.display(image)
config.PAPIRUS.partial_update()
def handle_invoice(draw, image):
"""Decode a BOLT11 invoice. Ensure that amount is correct or 0, then attempt to
make the payment.
"""
decode_req = lightning.decode_request(config.INVOICE)
if decode_req == str(round(config.SATS)) or str(0):
lightning.payout(config.SATS, config.INVOICE)
result = lightning.last_payment(config.INVOICE)
draw.text(
(15, 70),
str(result),
fill=config.BLACK,
font=utils.create_font("freemono", 15),
)
config.PAPIRUS.display(image)
config.PAPIRUS.partial_update()
time.sleep(1)
if result is True:
display.update_thankyou_screen()
else:
display.update_payment_failed()
time.sleep(120)
logger.info("Initiating restart...")
os.execv("/home/pi/LightningATM/app.py", [""])
else:
print("Please show correct invoice")
def error_screen(message="ERROR"):
"""Error screen
"""
image, width, height, draw = init_screen(color=config.WHITE)
draw.text(
(18, 13),
messages.error_screen_1,
fill=config.BLACK,
font=utils.create_font("freemono", 25),
)
draw.text(
(12, 30),
message,
fill=config.BLACK,
font=utils.create_font("freemono", 16),
)
config.WAVESHARE.init(config.WAVESHARE.FULL_UPDATE)
config.WAVESHARE.display(config.WAVESHARE.getbuffer(image))
def error_screen(message="ERROR"):
"""Error screen
"""
image, width, height, draw = init_screen(color=config.WHITE)
draw.text(
(20, 10),
messages.error_screen_1,
fill=config.BLACK,
font=utils.create_font("freemono", 18),
)
draw.text(
(10, 20),
message,
fill=config.BLACK,
font=utils.create_font("freemono", 14),
)
config.PAPIRUS.display(image)
config.PAPIRUS.update()
def update_lnurl_generation():
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle((2, 2, width - 2, height - 2),
fill=config.WHITE,
outline=config.BLACK)
draw.text(
(30, 20),
"Generating",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
draw.text(
(10, 40),
"QR code to scan",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
display_image(image)
def update_lnurl_generation():
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle((2, 2, width - 2, height - 2),
fill=config.WHITE,
outline=config.BLACK)
draw.text(
(40, 35),
messages.lnurl_generation_1,
fill=config.BLACK,
font=utils.create_font("freemono", 24),
)
draw.text(
(20, 60),
messages.lnurl_generation_2,
fill=config.BLACK,
font=utils.create_font("freemono", 24),
)
config.WAVESHARE.init(config.WAVESHARE.FULL_UPDATE)
config.WAVESHARE.display(config.WAVESHARE.getbuffer(image))
def draw_lnurl_qr(qr_img):
"""draw a lnurl qr code on the e-ink screen
"""
image = Image.new("1", config.PAPIRUS.size, config.BLACK)
draw = ImageDraw.Draw(image)
draw.bitmap((0, 0), qr_img, fill=config.WHITE)
draw.text(
(110, 25),
"Scan to",
fill=config.WHITE,
font=utils.create_font("freemonobold", 16),
)
draw.text(
(110, 45),
"receive",
fill=config.WHITE,
font=utils.create_font("freemonobold", 16),
)
config.PAPIRUS.display(image)
config.PAPIRUS.update()
def update_shutdown_screen():
image, width, height, draw = init_screen(color=config.WHITE)
draw.text(
(20, 10),
"ATM turned off!",
fill=config.BLACK,
font=utils.create_font("freemono", 18),
)
draw.text(
(25, 45),
"Please contact",
fill=config.BLACK,
font=utils.create_font("freemono", 17),
)
draw.text((45, 65),
"operator.",
fill=config.BLACK,
font=utils.create_font("freemono", 17))
display_image(image, True)
def update_payment_failed():
image, width, height, draw = init_screen(color=config.WHITE)
draw.text(
(15, 10),
"Payment failed!",
fill=config.BLACK,
font=utils.create_font("freemono", 19),
)
draw.text(
(25, 45),
"Please contact",
fill=config.BLACK,
font=utils.create_font("freemono", 17),
)
draw.text((45, 65),
"operator.",
fill=config.BLACK,
font=utils.create_font("freemono", 17))
display_image(image, True)
def update_amount_screen():
"""Update the amount screen to reflect new coins inserted
"""
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle(
(2, 2, width - 2, height - 2), fill=config.WHITE, outline=config.BLACK
)
draw.text(
(11, 15),
str("{:,}".format(math.floor(config.SATS))) + messages.amount_screen_1,
fill=config.BLACK,
font=utils.create_font("dotmbold", 30),
)
draw.text(
(12, 45),
"%.2f" % round(config.FIAT, 2) + " " + config.conf["atm"]["cur"].upper(),
fill=config.BLACK,
font=utils.create_font("dotmbold", 25),
)
draw.text(
(11, 70),
messages.amount_screen_2,
fill=config.BLACK,
font=utils.create_font("freemono", 18),
)
draw.text(
(60, 70),
messages.amount_screen_3
+ str(math.floor(config.SATPRICE))
+ messages.amount_screen_4
+ config.conf["atm"]["centname"],
fill=config.BLACK,
font=utils.create_font("freemono", 18),
)
draw.text(
(11, 85),
messages.amount_screen_5,
fill=config.BLACK,
font=utils.create_font("freemono", 18),
)
draw.text(
(60, 85),
messages.amount_screen_6
+ config.conf["atm"]["fee"]
+ messages.amount_screen_7
+ str(math.floor(config.SATSFEE))
+ messages.amount_screen_8,
fill=config.BLACK,
font=utils.create_font("freemono", 18),
)
if config.COINCOUNT == 1:
config.WAVESHARE.init(config.WAVESHARE.FULL_UPDATE)
config.WAVESHARE.displayPartBaseImage(config.WAVESHARE.getbuffer(image))
else:
config.WAVESHARE.init(config.WAVESHARE.PART_UPDATE)
config.WAVESHARE.displayPartial(config.WAVESHARE.getbuffer(image))
def update_qr_failed():
# initially set all white background
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle((2, 2, width - 2, height - 2),
fill=config.WHITE,
outline=config.BLACK)
draw.text(
(25, 30),
messages.qr_failed_1,
fill=config.BLACK,
font=utils.create_font("freemono", 28),
)
draw.text(
(30, 57),
messages.qr_failed_2,
fill=config.BLACK,
font=utils.create_font("freemono", 28),
)
config.WAVESHARE.init(config.WAVESHARE.FULL_UPDATE)
config.WAVESHARE.display(config.WAVESHARE.getbuffer(image))
def update_payout_screen():
"""Update the payout screen to reflect balance of deposited coins.
Scan the invoice??? I don't think so!
"""
image, width, height, draw = init_screen(color=config.WHITE)
draw.rectangle((2, 2, width - 2, height - 2),
fill=config.WHITE,
outline=config.BLACK)
draw.text(
(15, 30),
str(math.floor(config.SATS)) + " sats",
fill=config.BLACK,
font=utils.create_font("freemono", 20),
)
draw.text(
(15, 50),
"on the way!",
fill=config.BLACK,
font=utils.create_font("freemono", 15),
)
display_image(image, True)
def update_nocoin_screen():
image, width, height, draw = init_screen(color=config.WHITE)
draw.text(
(15, 10),
"No coins added!",
fill=config.BLACK,
font=utils.create_font("freemono", 19),
)
draw.text(
(25, 45),
"Please add",
fill=config.BLACK,
font=utils.create_font("freemono", 17),
)
draw.text(
(45, 65),
"coins first.",
fill=config.BLACK,
font=utils.create_font("freemono", 17),
)
display_image(image, True)