43 lines
1.2 KiB
Python
43 lines
1.2 KiB
Python
from typing import List
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from controllers.controller import Controller
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from multiprocessing import Queue
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import serial
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import sys
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class MattchBox(Controller):
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ser: serial.Serial
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def __init__(self, player_to_q: List[Queue], player_from_q: List[Queue]):
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# connect to serial port
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self.ser = serial.serial_for_url("/dev/cu.usbserial-310", do_not_open=True)
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self.ser.baudrate = 2400
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# TOOD: These need to be split in the player handler.
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self.player_from_q = player_from_q
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self.player_to_q = player_to_q
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try:
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self.ser.open()
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except serial.SerialException as e:
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sys.stderr.write('Could not open serial port {}: {}\n'.format(self.ser.name, e))
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return
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self.receive()
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def receive(self):
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while self.ser.is_open:
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try:
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line = int.from_bytes(self.ser.read(1), "big") # Endianness doesn't matter for 1 byte.
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print("Controller got:", line)
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if (line == 255):
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print("Sending back KeepAlive")
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self.ser.write(b'\xff') # Send 255 back.
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elif (line in [1,3,5]):
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self.player_to_q[int(line / 2)].put("PLAY")
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elif (line in [2,4,6]):
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self.player_to_q[int(line / 2)-1].put("STOP")
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except:
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continue
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