rpi_status.py

import sys

import blinkt 

def usage():
    print("Usage: {} L0 L1 L2 L3 L4 L5".format(sys.argv[0]))
    print("       L0 ... LAN ok/ng")
    print("       L1 ... WLAN ok/ng")
    print("       L2 ... on/off")
    print("       L3 ... on/off")
    print("       L5-L7 ... Delay (100msec)")
    sys.exit(1)

class RpiStatus():
    def __init__(self, blinkt):
        self.blinkt = blinkt
        self.blinkt.set_clear_on_exit(False)

        return

    def set_color(self, l, color):
        #  R G B
        # #FFFFFF -> [255, 255, 255]
        r = int(color[0:2], 16)
        g = int(color[2:4], 16)
        b = int(color[4:6], 16)

        print("COLOR ({})  R {} G {}, B {}".format(l, r, g, b))
        self.blinkt.set_pixel(l, r, g, b)

    def set_rgb(self, l, r, g, b):
        #  R G B

        print("RGB ({})  R {} G {}, B {}".format(l, r, g, b))
        self.blinkt.set_pixel(l, r, g, b)

    def set_lan(self, status):
        if status == "ok":
            self.set_color(0, "003000")
        else:
            self.set_color(0, "300000")

    def set_wlan(self, status):
        if status == "ok":
            self.set_color(1, "003000")
        else:
            self.set_color(1, "300000")

    def set_delay_msec(self, msec):
        #
        # 100msec - 1,600msec
        #
        vol = int(int(msec) /100) # 1-16

        color = "303000"
        if vol >= 10:   # 1sec over
            color = "300010"
        elif vol < 5:
            color = "000030"

        binary = ("000" + bin(vol)[2:])[-4:]
        for l in range(4, 8): # L4, L5, L6, L7
            if binary[l-4] == '1':
                self.set_color(l, color)
            else:
                self.set_color(l, "000000")

    def show(self):
        self.blinkt.show()

if __name__ == "__main__":

    if len(sys.argv) != 7:
        usage()

    # class
    rs = RpiStatus(blinkt)

    # set attributes
    rs.set_lan(sys.argv[1])
    rs.set_wlan(sys.argv[2])
    rs.set_delay_msec(sys.argv[6])

    rs.show()
    
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